ATcT [1, 2] enthalpies of formation based on version 1.220 of the Thermochemical Network [3]

Below is a list of 0 K and 298.15 K enthalpies of formation for all 3444 species included in version 1.220 (as of 03/26/2025).
This version of ATcT results[3] was generated by additional expansion of version 1.202 through accession of key species of boron[4].

The elements in their standard states are listed first; the listing order of the other species follows the actual order from the ATcT solution file, which roughly reflects the number of thermochemically-relevant determinations that include the species in question (highest first). The intent is to convey a very approximate indication of the robustness of the listed values, which is generally higher toward the top of the list and lower toward the bottom.

For species other than elements in their standard states, the Species Name acts as a link to the page itemizing the most important contributors to the provenance of its ATcT enthalpy of formation, other highly correlated chemical species, and high-leverage reactions in the Thermochemical Network.
(Please note that, as opposed to traditional sequential thermochemistry where the provenance of a given enthalpy of formation is typically a single measurement, the provenances of ATcT enthalpies of formation, which are obtained by analysing and solving a large Thermochemical Network, are normally quite distributed.)



          
          
(chemical formulas are case sensitive)
          
   Website functionality credits
The stoichiometry represents fractions as decimals,
e.g. 0.5 O2, 1 H2, 1 H2O would represent
1/2 O2 + H2 → H2O
Reactant Reactant Reactant Reactant Reactant Reactant Reactant Reactant
Product Product Product Product Product Product Product Product


Species Name Preferred Formula Image    ΔfH°(0 K)    ΔfH°(298.15 K) Uncertainty Units Relative
Molecular
Mass
ATcT ID
Dihydrogen [H][H]00exact2.01588 ±
0.00014
1333-74-0*0
Helium [He]00exact4.0026020 ±
0.0000020
7440-59-7*0
Boron [B]00exact10.8110 ±
0.0070
7440-42-8*500
Carbon [C]00exact12.01070 ±
0.00080
7440-44-0*500
Dinitrogen N#N00exact28.01348 ±
0.00014
7727-37-9*0
Dioxygen O=O00exact31.99880 ±
0.00060
7782-44-7*0
Difluorine FF00exact37.9968064 ±
0.0000010
7782-41-4*0
Neon [Ne]00exact20.17970 ±
0.00060
7440-01-9*0
Silicon [Si]00exact28.08550 ±
0.00030
7440-21-3*500
Sulfur [S]00exact32.0660 ±
0.0060
7704-34-9*500
Dichlorine ClCl00exact70.9054 ±
0.0018
7782-50-5*0
Argon [Ar]00exact39.94800 ±
0.00100
7440-37-1*0
Dibromine BrBr00exact159.8080 ±
0.0020
7726-95-6*500
Krypton [Kr]00exact83.8000 ±
0.1000
7439-90-9*0
Diiodine II00exact253.808940 ±
0.000060
7553-56-2*500
Xenon [Xe]00exact131.2900 ±
0.0200
7440-63-3*0
Platinum [Pt]00exact195.0780 ±
0.0020
7440-06-4*500
Radon [Rn]00exact222.0000 ±
0.1000
10043-92-2*0
Deuterium molecule [2H][2H]00exact4.02820355600 ±
0.00000000080
7782-39-0*0
Hydrogen atom [H]216.034217.998± 0.000kJ/mol1.007940 ±
0.000070
12385-13-6*0
Carbon [C]711.384716.869± 0.039kJ/mol12.01070 ±
0.00080
7440-44-0*0
Oxygen atom [O]246.844249.229± 0.0021kJ/mol15.99940 ±
0.00030
17778-80-2*0
Methane C-66.543-74.513± 0.043kJ/mol16.04246 ±
0.00085
74-82-8*0
Water O-286.274-285.802± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*500
Nitrogen atom [N]470.612472.475± 0.030kJ/mol14.006740 ±
0.000070
17778-88-0*0
Carbon dioxide C(=O)=O-393.111-393.477± 0.015kJ/mol44.00950 ±
0.00100
124-38-9*0
Hydron [H+]1528.0841530.047± 0.000kJ/mol1.007391 ±
0.000070
12408-02-5*0
Water O-238.904-241.808± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*0
Ethane CC-68.40-84.02± 0.12kJ/mol30.0690 ±
0.0017
74-84-0*0
Chlorine atom [Cl]119.621121.302± 0.0011kJ/mol35.45270 ±
0.00090
22537-15-1*0
Fluorine atom [F]77.25879.364± 0.016kJ/mol18.99840320 ±
0.00000050
14762-94-8*0
Ethylene C=C60.9052.39± 0.11kJ/mol28.0532 ±
0.0016
74-85-1*0
Propane CCC-82.72-105.00± 0.15kJ/mol44.0956 ±
0.0025
74-98-6*0
Methyl [CH3]149.879146.479± 0.049kJ/mol15.03452 ±
0.00083
2229-07-4*0
Methanol CO-189.96-200.85± 0.14kJ/mol32.04186 ±
0.00090
67-56-1*0
Ammonia N-38.562-45.554± 0.029kJ/mol17.03056 ±
0.00022
7664-41-7*0
Bromine atom [Br]117.925111.863± 0.055kJ/mol79.90400 ±
0.00100
10097-32-2*0
Hydroxyl [OH]37.27637.516± 0.022kJ/mol17.00734 ±
0.00031
3352-57-6*0
Formaldehyde C=O-105.382-109.223± 0.094kJ/mol30.02598 ±
0.00087
50-00-0*0
Carbon monoxide [C-]#[O+]-113.799-110.519± 0.025kJ/mol28.01010 ±
0.00085
630-08-0*0
Acetylene C#C228.88228.32± 0.12kJ/mol26.0373 ±
0.0016
74-86-2*0
Ethanol CCO-217.18-234.90± 0.20kJ/mol46.0684 ±
0.0017
64-17-5*0
Hydrogen chloride Cl-91.988-92.172± 0.0062kJ/mol36.46064 ±
0.00090
7647-01-0*0
Benzene c1ccccc1100.6983.18± 0.21kJ/mol78.1118 ±
0.0048
71-43-2*0
Iodine [I]107.157106.757± 0.0021kJ/mol126.904470 ±
0.000030
14362-44-8*0
Propene CC=C34.9020.06± 0.18kJ/mol42.0797 ±
0.0024
115-07-1*0
Hydrogen fluoride F-272.674-272.721± 0.018kJ/mol20.006343 ±
0.000070
7664-39-3*0
Ethyl C[CH2]131.51120.75± 0.20kJ/mol29.0611 ±
0.0016
2025-56-1*0
Hydrogen cyanide C#N129.688129.303± 0.087kJ/mol27.02538 ±
0.00081
74-90-8*0
Hydrogen bromide Br-27.51-35.36± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*0
Nitric oxide [N]=O90.64791.151± 0.066kJ/mol30.00614 ±
0.00031
10102-43-9*0
Methylamine CN-6.44-21.15± 0.22kJ/mol31.05714 ±
0.00088
74-89-5*0
Acetaldehyde CC=O-154.87-165.40± 0.22kJ/mol44.0526 ±
0.0017
75-07-0*0
Propyne CC#C192.72185.56± 0.20kJ/mol40.0639 ±
0.0024
74-99-7*0
Hydroxyde [OH-]-139.065-139.032± 0.022kJ/mol17.00789 ±
0.00031
14280-30-9*0
Chloromethane CCl-74.65-82.58± 0.17kJ/mol50.4872 ±
0.0012
74-87-3*0
Dioxidanyl O[O]15.0712.16± 0.14kJ/mol33.00674 ±
0.00060
3170-83-0*0
Acetone CC(=O)C-199.93-216.87± 0.26kJ/mol58.0791 ±
0.0025
67-64-1*0
Silicon [Si]450.33454.66± 0.56kJ/mol28.08550 ±
0.00030
7440-21-3*0
Hydrogen iodide I28.64626.471± 0.036kJ/mol127.912410 ±
0.000076
10034-85-2*0
Allene C=C=C197.48190.02± 0.22kJ/mol40.0639 ±
0.0024
463-49-0*0
Nitrogen dioxide O=[N]=O36.88634.079± 0.066kJ/mol46.00554 ±
0.00060
10102-44-0*0
Vinyl C=[CH]301.24297.20± 0.27kJ/mol27.0452 ±
0.0016
2669-89-8*0
Methylene [CH2]391.069391.615± 0.093kJ/mol14.02658 ±
0.00081
2465-56-7*1
Hydrogen peroxide OO-129.421-135.407± 0.058kJ/mol34.01468 ±
0.00062
7722-84-1*0
Fluoromethane CF-227.44-235.47± 0.24kJ/mol34.03292 ±
0.00083
593-53-3*0
n-Butane CCCC-98.23-125.55± 0.18kJ/mol58.1222 ±
0.0033
106-97-8*0
Toluene c1ccc(cc1)C73.3650.07± 0.31kJ/mol92.1384 ±
0.0056
108-88-3*0
Silane [SiH4]42.6433.02± 0.63kJ/mol32.11726 ±
0.00041
7803-62-5*0
Methylene [CH2]428.73429.14± 0.11kJ/mol14.02658 ±
0.00081
2465-56-7*2
Ozone O=[O+][O-]144.407141.744± 0.039kJ/mol47.99820 ±
0.00090
10028-15-6*0
1,3-Butadiene C=CC=C125.63111.15± 0.29kJ/mol54.0904 ±
0.0032
106-99-0*0
Acetic acid CC(=O)O-418.43-432.60± 0.32kJ/mol60.0520 ±
0.0017
64-19-7*1
Fluoride [F-]-250.907-249.122± 0.016kJ/mol18.99895178 ±
0.00000050
16984-48-8*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*839
Ketene C=C=O-45.34-48.40± 0.11kJ/mol42.0367 ±
0.0016
463-51-4*0
Sulfur dioxide O=S=O-294.21-296.75± 0.13kJ/mol64.0648 ±
0.0060
7446-09-5*0
Nitrilomethyl [C]#N436.74440.03± 0.14kJ/mol26.01744 ±
0.00080
2074-87-5*0
Bromomethane CBr-20.45-35.85± 0.19kJ/mol94.9385 ±
0.0013
74-83-9*0
Methoxy C[O]28.9821.60± 0.26kJ/mol31.03392 ±
0.00088
2143-68-2*0
Formic acid C(=O)O-370.98-378.30± 0.20kJ/mol46.0254 ±
0.0010
64-18-6*1
Ethylamine CCN-28.01-49.78± 0.42kJ/mol45.0837 ±
0.0017
75-04-7*0
Phenyl c1cccc[c]1352.63339.27± 0.60kJ/mol77.1039 ±
0.0048
2396-01-2*0
Hydrogen chloride Cl-165.755± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*828
Acetonitrile CC#N81.1574.08± 0.23kJ/mol41.0520 ±
0.0016
75-05-8*0
Hydroxymethyl [CH2]O-10.11-16.41± 0.28kJ/mol31.03392 ±
0.00088
2597-43-5*0
Hydrogen iodide I-56.640± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*844
Hydrogen fluoride F-303.204± 0.099kJ/mol20.006343 ±
0.000070
7664-39-3*590
Methoxide C[O-]-122.41-130.14± 0.26kJ/mol31.03447 ±
0.00088
3315-60-4*0
Propargyl [CH2]C#C354.09351.50± 0.31kJ/mol39.0559 ±
0.0024
2932-78-7*0
iso-Butane CC(C)C-105.88-134.48± 0.27kJ/mol58.1222 ±
0.0033
75-28-5*0
Acetic acid CC(=O)O-484.65± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*828
Hypochlorous acid OCl-73.842-76.781± 0.023kJ/mol52.46004 ±
0.00095
7790-92-3*0
Hydrogen bromide Br-120.25± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*842
Ethynyl C#[C]563.75567.86± 0.15kJ/mol25.0293 ±
0.0016
2122-48-7*0
Formic acid C(=O)O-425.27± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*828
Amidogen [NH2]188.93186.04± 0.11kJ/mol16.02262 ±
0.00016
13770-40-6*0
Tetrafluoromethane C(F)(F)(F)F-927.63-933.60± 0.23kJ/mol88.00431 ±
0.00080
75-73-0*0
Formyl [CH]=O41.38741.762± 0.094kJ/mol29.01804 ±
0.00086
2597-44-6*0
Formamide NC=O-178.64-189.00± 0.34kJ/mol45.04066 ±
0.00088
75-12-7*0
n-Propyl CC[CH2]118.46101.05± 0.39kJ/mol43.0877 ±
0.0024
2143-61-5*0
Cyclopropane C1CC171.0653.93± 0.32kJ/mol42.0797 ±
0.0024
75-19-4*0
Cyclopentadiene C1C=CC=C1151.89134.76± 0.49kJ/mol66.1011 ±
0.0040
542-92-7*0
Dibromine BrBr45.7030.90± 0.11kJ/mol159.8080 ±
0.0020
7726-95-6*0
Diiodine II65.49762.417± 0.0041kJ/mol253.808940 ±
0.000060
7553-56-2*0
iso-Propyl C[CH]C105.6788.80± 0.38kJ/mol43.0877 ±
0.0024
2025-55-0*0
Ethenol C=CO-113.28-124.41± 0.37kJ/mol44.0526 ±
0.0017
557-75-5*1
Allyl C=C[CH2]179.91168.19± 0.33kJ/mol41.0718 ±
0.0024
1981-80-2*0
Acetyl C[C]=O-3.61-10.18± 0.29kJ/mol43.0446 ±
0.0016
3170-69-2*0
Chloroethane CCCl-96.95-111.54± 0.25kJ/mol64.5138 ±
0.0019
75-00-3*0
Chloride [Cl-]-228.953-227.346± 0.0021kJ/mol35.45325 ±
0.00090
16887-00-6*0
Methoxymethane COC-166.39-183.90± 0.35kJ/mol46.0684 ±
0.0017
115-10-6*0
Dioxymethyl [O-]\[O+]=C112.10105.10± 0.33kJ/mol46.0254 ±
0.0010
56077-92-0*0
Methanimine C=N96.4188.50± 0.34kJ/mol29.04126 ±
0.00083
2053-29-4*0
Ethylium [CH2+]1[CH2][H]1915.17903.10± 0.29kJ/mol29.0606 ±
0.0016
14936-94-8*0
Fluoroform C(F)(F)F-689.28-696.23± 0.40kJ/mol70.01385 ±
0.00080
75-46-7*0
Oxomethylium [CH+]=O827.763827.179± 0.094kJ/mol29.01749 ±
0.00086
17030-74-9*0
Trifluoromethyl F[C](F)F-465.14-467.94± 0.42kJ/mol69.00591 ±
0.00080
2264-21-3*0
Methylidyne [CH]592.969596.304± 0.081kJ/mol13.01864 ±
0.00080
3315-37-5*0
Methyl hydroperoxide COO-114.83-127.65± 0.42kJ/mol48.0413 ±
0.0010
3031-73-0*0
Phenol c1ccc(cc1)O-74.34-92.94± 0.62kJ/mol94.1112 ±
0.0048
108-95-2*0
Tetrachloromethane ClC(Cl)(Cl)Cl-89.29-91.46± 0.41kJ/mol153.8215 ±
0.0037
56-23-5*0
Benzaldehyde c1ccc(cc1)C=O-19.17-36.96± 0.68kJ/mol106.1219 ±
0.0056
100-52-7*0
Bromide [Br-]-206.612-212.674± 0.055kJ/mol79.90455 ±
0.00100
24959-67-9*0
Hypobromous acid OBr-51.27-61.75± 0.48kJ/mol96.9113 ±
0.0010
13517-11-8*0
Iodomethane CI24.5214.99± 0.16kJ/mol141.93899 ±
0.00083
74-88-4*0
Methylperoxy CO[O]22.5513.10± 0.34kJ/mol47.0333 ±
0.0010
2143-58-0*0
Oxonium [OH3+]605.89599.14± 0.17kJ/mol19.02267 ±
0.00037
13968-08-6*0
Cyanoacetylene C#CC#N372.25373.99± 0.57kJ/mol51.0468 ±
0.0024
1070-71-9*0
Hydrogen sulfide S-17.37-20.30± 0.18kJ/mol34.0819 ±
0.0060
7783-06-4*0
Chlorooxidanyl Cl=O101.124101.716± 0.035kJ/mol51.45210 ±
0.00095
14989-30-1*0
Iodide [I-]-187.996-188.396± 0.0021kJ/mol126.905019 ±
0.000030
20461-54-5*0
Nitric acid O[N+](=O)[O-]-124.41-134.12± 0.17kJ/mol63.01288 ±
0.00091
7697-37-2*0
Hydroxyformyl O[C]=O-181.14-184.11± 0.40kJ/mol45.0174 ±
0.0010
2564-86-5*1
Vinyl chloride C=CCl29.4021.81± 0.27kJ/mol62.4979 ±
0.0018
75-01-4*0
Glycine NCC(=O)O-377.66-396.14± 0.55kJ/mol75.0666 ±
0.0017
56-40-6*1
Sulfur [S]276.83279.07± 0.14kJ/mol32.0660 ±
0.0060
7704-34-9*0
Ammonium [NH4+]643.01631.70± 0.20kJ/mol18.03795 ±
0.00029
14798-03-9*0
Imidogen [NH]358.77358.82± 0.16kJ/mol15.014680 ±
0.000099
13774-92-0*0
1-Hydroxyethyl C[CH]O-42.71-56.14± 0.46kJ/mol45.0605 ±
0.0017
2348-46-1*1
Dimethylamine CNC4.67-16.97± 0.45kJ/mol45.0837 ±
0.0017
124-40-3*0
Vinylacetylene C=CC#C296.45289.70± 0.52kJ/mol52.0746 ±
0.0032
689-97-4*0
Sulfur trioxide O=S(=O)=O-389.76-395.51± 0.24kJ/mol80.0642 ±
0.0061
7446-11-9*0
Oxirane C1OC1-39.73-52.28± 0.33kJ/mol44.0526 ±
0.0017
75-21-8*0
Ethoxide CC[O-]-163.75-178.69± 0.44kJ/mol45.0610 ±
0.0017
16331-64-9*0
Oxygen atom anion [O-]105.867108.096± 0.0021kJ/mol15.99995 ±
0.00030
14337-01-0*0
1,3-Butadiyne C#CC#C458.38460.10± 0.48kJ/mol50.0587 ±
0.0032
460-12-8*0
Isocyanic acid N=C=O-115.92-118.91± 0.28kJ/mol43.02478 ±
0.00086
75-13-8*0
Cyanamide NC#N141.63135.62± 0.78kJ/mol42.04006 ±
0.00082
420-04-2*0
Difluorophosgene O=C(F)F-603.34-606.44± 0.40kJ/mol66.00691 ±
0.00085
353-50-4*0
Methylium [CH3+]1099.3531095.409± 0.045kJ/mol15.03397 ±
0.00083
14531-53-4*0
Hypofluorous acid OF-84.38-87.28± 0.19kJ/mol36.00574 ±
0.00031
14034-79-8*0
Nitric acid O[N+](=O)[O-]-206.19± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*839
Isobutene CC(=C)C4.30-16.76± 0.32kJ/mol56.1063 ±
0.0032
115-11-7*0
2-Hydroxyethyl [CH2]CO-12.88-26.14± 0.48kJ/mol45.0605 ±
0.0017
4422-54-2*1
N-Methylenemethanamine CN=C94.6279.70± 0.67kJ/mol43.0678 ±
0.0016
1761-67-7*0
Dichloromethane C(Cl)Cl-86.85-93.71± 0.33kJ/mol84.9320 ±
0.0020
75-09-2*0
Chlorobenzene c1ccc(cc1)Cl67.2752.32± 0.61kJ/mol112.5566 ±
0.0049
108-90-7*0
Nitromethane C[N+](=O)[O-]-60.57-74.47± 0.40kJ/mol61.0401 ±
0.0010
75-52-5*0
Hydrogen chloride Cl-166.449± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*834
Methylamidogen C[NH]188.00177.35± 0.39kJ/mol30.04920 ±
0.00085
15622-51-2*0
Isocyanomethane C[N+]#[C-]183.81177.26± 0.47kJ/mol41.0520 ±
0.0016
593-75-9*0
1,2-Butadiene CC=C=C176.05162.55± 0.42kJ/mol54.0904 ±
0.0032
590-19-2*0
Benzyl c1ccc(cc1)[CH2]230.15211.34± 0.51kJ/mol91.1305 ±
0.0056
2154-56-5*0
Cyclopentadienyl [CH]1C=CC=C1275.61262.49± 0.80kJ/mol65.0932 ±
0.0040
2143-53-5*0
Ethyl hydroperoxide CCOO-142.48-160.91± 0.62kJ/mol62.0678 ±
0.0018
3031-74-1*0
Trimethylsilane C[SiH](C)C-125.8-151.9± 1.5kJ/mol74.1970 ±
0.0025
993-07-7*0
Ethynide C#[C-]277.30280.71± 0.18kJ/mol25.0299 ±
0.0016
29075-95-4*0
Hydride [H-]143.264145.228± 0.000kJ/mol1.008489 ±
0.000070
12184-88-2*0
Trihydrogen cation [H]1[H+][H]11110.3041106.696± 0.013kJ/mol3.02327 ±
0.00021
28132-48-1*0
Cyanogen chloride N#CCl135.16135.85± 0.43kJ/mol61.4701 ±
0.0012
506-77-4*0
Phenide c1cccc[c-]1244.27230.85± 0.38kJ/mol77.1044 ±
0.0048
30922-78-2*0
Cyclopropene C1C=C1292.58283.85± 0.41kJ/mol40.0639 ±
0.0024
2781-85-3*0
Formate C(=O)[O-]-463.10-466.75± 0.55kJ/mol45.0180 ±
0.0010
71-47-6*0
Methyl formate COC=O-346.83-359.88± 0.61kJ/mol60.0520 ±
0.0017
107-31-3*1
Fluoromethylidyne [C]F243.17246.77± 0.11kJ/mol31.00910 ±
0.00080
3889-75-6*0
Acrolein C=CC=O-55.12-65.52± 0.64kJ/mol56.0633 ±
0.0024
107-02-8*1
Sulfuric acid OS(=O)(=O)O-887.53± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*828
Tetrafluorosilane [Si](F)(F)(F)F-1608.76-1614.28± 0.52kJ/mol104.07911 ±
0.00030
7783-61-1*0
Oxygen atom cation [O+]1560.7861562.643± 0.0021kJ/mol15.99885 ±
0.00030
14581-93-2*0
Nitrous acid N(=O)O-72.964-79.107± 0.079kJ/mol47.01348 ±
0.00061
7782-77-6*1
Hydroxymethylium [CH2+]O717.75709.80± 0.18kJ/mol31.03337 ±
0.00088
18682-95-6*0
Cyanide [C-]#N63.98367.269± 0.091kJ/mol26.01799 ±
0.00080
57-12-5*0
2-Butyne CC#CC159.57146.61± 0.45kJ/mol54.0904 ±
0.0032
503-17-3*0
Propynylidene [CH]=C=[CH]543.71546.71± 0.58kJ/mol38.0480 ±
0.0024
67152-18-5*1
Difluoromethane C(F)F-443.31-450.93± 0.35kJ/mol52.02339 ±
0.00081
75-10-5*0
Vinyl bromide C=CBr88.8274.02± 0.54kJ/mol106.9492 ±
0.0019
593-60-2*0
Silyl [SiH3]204.69199.21± 0.80kJ/mol31.10932 ±
0.00037
13765-44-1*0
Sulfurous acid O=S(O)O-617.30± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*898
Oxygen difluoride FOF26.8124.55± 0.22kJ/mol53.99621 ±
0.00030
7783-41-7*0
Hypochlorite [Cl-]=O-118.60-118.33± 0.13kJ/mol51.45265 ±
0.00095
14380-61-1*0
Hypoiodous acid OI-53.6-58.3± 2.8kJ/mol143.91181 ±
0.00031
14332-21-9*0
Nitrosyl hydride N=O109.96106.99± 0.11kJ/mol31.01408 ±
0.00032
14332-28-6*0
Methylidyne [CH]664.92668.25± 0.44kJ/mol13.01864 ±
0.00080
3315-37-5*2
Butatriene C=C=C=C328.42322.16± 0.53kJ/mol52.0746 ±
0.0032
2873-50-9*0
Ethoxy CC[O]1.38-12.52± 0.42kJ/mol45.0605 ±
0.0017
2154-50-9*51
Vinoxy C=C[O]22.9116.11± 0.53kJ/mol43.0446 ±
0.0016
6912-06-7*0
Ethylperoxy CCO[O]-6.10-22.12± 0.60kJ/mol61.0599 ±
0.0017
3170-61-4*3
Acetone enol C=C(O)C-151.25-168.54± 0.68kJ/mol58.0791 ±
0.0025
29456-04-0*1
Phosgene O=C(Cl)Cl-217.49-219.18± 0.24kJ/mol98.9155 ±
0.0020
75-44-5*0
1-Hydroxy-2-propanone CC(=O)CO-354.41-373.80± 0.83kJ/mol74.0785 ±
0.0025
116-09-6*11
Cyanoamidogen [NH]C#N322.74320.26± 0.63kJ/mol41.03212 ±
0.00082
12347-01-2*1
Chloroform C(Cl)(Cl)Cl-94.52-99.42± 0.39kJ/mol119.3767 ±
0.0028
67-66-3*0
Tetrafluoroethylene C(F)(F)=C(F)(F)-670.66-674.06± 0.47kJ/mol100.0150 ±
0.0016
116-14-3*0
Benzoyl c1ccc(cc1)[C]=O138.84125.31± 0.98kJ/mol105.1140 ±
0.0056
2652-65-5*0
Methyl nitrite CON=O-54.31-66.10± 0.69kJ/mol61.0401 ±
0.0010
624-91-9*2
Acrylonitrile C=CC#N194.02187.25± 0.60kJ/mol53.0627 ±
0.0024
107-13-1*1
Silanol [SiH3]O-271.1-282.7± 1.2kJ/mol48.11666 ±
0.00051
14475-38-8*0
Naphthalene c1ccc2ccccc2c1171.15147.68± 0.54kJ/mol128.1705 ±
0.0080
91-20-3*0
Peroxynitrous acid OON=O-5.71-14.15± 0.35kJ/mol63.01288 ±
0.00091
14691-52-2*3
1,2-Propadiene-1,3-diylidene [C]=C=[C]814.38823.33± 0.49kJ/mol36.0321 ±
0.0024
12075-35-3*0
Vinyl anion C=[CH-]236.99232.58± 0.68kJ/mol27.0458 ±
0.0016
25012-81-1*0
Cyanogen bromide N#CBr186.8180.2± 1.4kJ/mol105.9214 ±
0.0013
506-68-3*0
n-Butyl CCC[CH2]103.0980.58± 0.60kJ/mol57.1143 ±
0.0033
2492-36-6*0
neo-Pentane CC(C)(C)C-134.26-167.14± 0.38kJ/mol72.1488 ±
0.0041
463-82-1*0
trans-2-Butene C/C=C/C9.67-10.89± 0.28kJ/mol56.1063 ±
0.0032
624-64-6*0
1-Butene CCC=C21.230.28± 0.33kJ/mol56.1063 ±
0.0032
106-98-9*0
n-Hexane CCCCCC-129.90-166.77± 0.32kJ/mol86.1754 ±
0.0049
110-54-3*0
Vinyl hydroperoxide C=COO-26.05-38.33± 0.69kJ/mol60.0520 ±
0.0017
66998-78-5*1
Propionaldehyde CCC=O-171.10-186.50± 0.20kJ/mol58.0791 ±
0.0025
123-38-6*0
Methyl acetate CC(=O)OC-394.14-413.00± 0.56kJ/mol74.0785 ±
0.0025
79-20-9*1
Acetonyl CC(=O)[CH2]-18.40-32.00± 0.62kJ/mol57.0712 ±
0.0024
3122-07-4*0
Aziridine N1CC1143.58127.05± 0.85kJ/mol43.0678 ±
0.0016
151-56-4*0
Tetrabromomethane BrC(Br)(Br)Br144.79115.10± 0.73kJ/mol331.6267 ±
0.0041
558-13-4*0
Ethyl bromide CCBr-40.98-62.93± 0.24kJ/mol108.9651 ±
0.0019
74-96-4*0
Propadienone C=C=C=O132.21130.58± 0.61kJ/mol54.0474 ±
0.0024
61244-93-7*0
Chlorine fluoride ClF-55.617-55.712± 0.030kJ/mol54.45110 ±
0.00090
7790-89-8*0
Diazynium N#[NH+]1042.581038.97± 0.67kJ/mol29.02087 ±
0.00016
12357-66-3*0
Nitrite O=[N-]=O-182.61-185.41± 0.46kJ/mol46.00609 ±
0.00060
14797-65-0*0
Hydroxylamine NO-33.05-43.43± 0.42kJ/mol33.02996 ±
0.00037
7803-49-8*1
Vinylidene [C]=C411.22412.14± 0.30kJ/mol26.0373 ±
0.0016
2143-69-3*0
Aminomethyl [CH2]N159.43149.59± 0.35kJ/mol30.04920 ±
0.00085
10507-29-6*0
cis-2-Butene C/C=C\C14.42-6.85± 0.38kJ/mol56.1063 ±
0.0032
590-18-1*0
1-Butyne CCC#C180.42166.83± 0.56kJ/mol54.0904 ±
0.0032
107-00-6*0
Formic acid C(=O)O-370.98-378.28± 0.20kJ/mol46.0254 ±
0.0010
64-18-6*0
Acetate CC(=O)[O-]-495.88-505.01± 0.76kJ/mol59.0446 ±
0.0017
71-50-1*0
Methanetetraylbisamidogen [N]=C=[N]451.42451.83± 0.40kJ/mol40.02418 ±
0.00081
2669-76-3*0
Bromoform C(Br)(Br)Br80.9754.82± 0.70kJ/mol252.7306 ±
0.0031
75-25-2*0
Vinyl fluoride C=CF-134.51-142.32± 0.45kJ/mol46.0436 ±
0.0016
75-02-5*0
Phenylium c1cccc[c+]11149.311136.53± 0.85kJ/mol77.1034 ±
0.0048
17333-73-2*0
Indene c1ccc2c(c1)C=CC2183.79159.90± 0.72kJ/mol116.1598 ±
0.0072
95-13-6*0
Fluorobenzene c1ccc(cc1)F-96.04-111.72± 0.39kJ/mol96.1023 ±
0.0048
462-06-6*0
Ethyl nitrite CCON=O-79.93-98.66± 0.86kJ/mol75.0666 ±
0.0017
109-95-5*1
Boron [B]565.38570.48± 0.61kJ/mol10.8110 ±
0.0070
7440-42-8*0
Fluorooxidanyl [O]F110.28110.90± 0.14kJ/mol34.99780 ±
0.00030
12061-70-0*0
Nitrous oxide [N-]=[N+]=O86.02282.593± 0.096kJ/mol44.01288 ±
0.00033
10024-97-2*0
Azanide [NH2-]114.66111.79± 0.29kJ/mol16.02317 ±
0.00016
17655-31-1*0
Nitrogen trifluoride N(F)(F)F-125.90-131.61± 0.54kJ/mol71.001950 ±
0.000070
7783-54-2*0
Methanium [CH5+]922.02911.78± 0.44kJ/mol17.04985 ±
0.00087
15135-49-6*0
Ethylidene [CH]C361.29354.29± 0.48kJ/mol28.0532 ±
0.0016
4218-50-2*1
Ethylidene [CH]C373.64366.41± 0.56kJ/mol28.0532 ±
0.0016
4218-50-2*2
Aminomethylium [CH2+]N763.63751.66± 0.52kJ/mol30.04865 ±
0.00085
488821-23-4*0
Cyanomethyl [CH2]C#N262.85259.97± 0.53kJ/mol40.0440 ±
0.0016
2932-82-3*0
Cyanic fluoride N#CF8.508.83± 0.74kJ/mol45.01584 ±
0.00080
1495-50-7*0
Propadienylidene C=C=[C]554.45555.59± 0.39kJ/mol38.0480 ±
0.0024
60731-10-4*0
t-Butyl C[C](C)C75.3550.06± 0.68kJ/mol57.1143 ±
0.0033
1605-73-8*0
n-Pentane CCCCC-114.17-146.05± 0.29kJ/mol72.1488 ±
0.0041
109-66-0*0
Methanediol C(O)O-378.50-392.44± 0.62kJ/mol48.0413 ±
0.0010
463-57-0*1
Formic acid C(=O)O-354.65-361.76± 0.37kJ/mol46.0254 ±
0.0010
64-18-6*2
Cyanooxidanyl N#C[O]126.98127.45± 0.33kJ/mol42.01684 ±
0.00086
22400-26-6*0
Acetic acid CC(=O)O-418.43-432.60± 0.32kJ/mol60.0520 ±
0.0017
64-19-7*0
Ethenamine C=CN69.3954.83± 0.66kJ/mol43.0678 ±
0.0016
593-67-9*0
Fluoroethane CCF-257.24-272.11± 0.35kJ/mol48.0595 ±
0.0016
353-36-6*0
Chlorotrifluoromethane FC(F)(F)Cl-704.26-709.37± 0.56kJ/mol104.4586 ±
0.0012
75-72-9*0
Pyridine c1ccncc1157.34140.53± 0.40kJ/mol79.0999 ±
0.0040
110-86-1*0
Carbamoyl N[C]=O-7.73-14.14± 0.72kJ/mol44.03272 ±
0.00087
2858-51-7*0
Acrylonitrile C=CC#N194.02187.25± 0.60kJ/mol53.0627 ±
0.0024
107-13-1*0
1,2,3-Butatrien-1-yl C=C=C=[CH]497.53497.55± 0.66kJ/mol51.0666 ±
0.0032
22112-56-7*0
Disilane [SiH3][SiH3]92.075.9± 1.3kJ/mol62.21864 ±
0.00073
1590-87-0*0
2,4-Hexadiyne CC#CC#CC380.35370.32± 0.82kJ/mol78.1118 ±
0.0048
2809-69-0*0
Bromooxidanyl [O]Br131.22123.68± 0.28kJ/mol95.9034 ±
0.0010
15656-19-6*0
Nitrosyl ion N#[O+]984.515984.510± 0.066kJ/mol30.00559 ±
0.00031
14452-93-8*0
Aminooxy N[O]70.6664.05± 0.61kJ/mol32.02202 ±
0.00034
13408-29-2*0
Hydroxyamidogen [NH]O101.2894.44± 0.83kJ/mol32.02202 ±
0.00034
13940-32-4*1
Dioxygen cation O=[O+]1164.5851165.221± 0.0092kJ/mol31.99825 ±
0.00060
12185-07-8*0
Ethynylene [C]=[C]819.967828.433± 0.083kJ/mol24.0214 ±
0.0016
12070-15-4*0
Ethanide C[CH2-]155.43144.35± 0.87kJ/mol29.0616 ±
0.0016
25013-41-6*0
Vinylium [CH+]1[CH][H]11119.181115.74± 0.52kJ/mol27.0447 ±
0.0016
14604-48-9*0
Hydroxymethylene [CH]O112.70108.93± 0.27kJ/mol30.02598 ±
0.00087
19710-56-6*1
Carbonic acid OC(=O)O-602.25-612.42± 0.55kJ/mol62.0248 ±
0.0012
463-79-6*1
Peroxyformic acid C(=O)OO-279.20-288.55± 0.63kJ/mol62.0248 ±
0.0012
107-32-4*1
1,2-Propadienyl anion C=C=[CH-]266.08263.03± 0.63kJ/mol39.0565 ±
0.0024
64066-06-4*0
1-Propanol CCCO-231.14-254.98± 0.20kJ/mol60.0950 ±
0.0025
71-23-8*0
Cyclopentane C1CCCC1-43.38-75.95± 0.38kJ/mol70.1329 ±
0.0041
287-92-3*0
2-Ethylidenedioxidan-2-ium-1-ide CC=[O+][O-]51.2437.78± 0.54kJ/mol60.0520 ±
0.0017
68941-70-8*2
Phenolate c1ccc(cc1)[O-]-145.97-161.44± 0.81kJ/mol93.1038 ±
0.0048
3229-70-7*0
(1E)-Ethanimine CC=N55.8139.60± 0.72kJ/mol43.0678 ±
0.0016
56003-81-7*0
Diazomethyl [CH]=[N]=[N]467.88465.33± 0.68kJ/mol41.03212 ±
0.00082
20813-32-5*1
Bromotrifluoromethane FC(F)(F)Br-638.62-650.74± 0.39kJ/mol148.9099 ±
0.0013
75-63-8*0
Tetrahedrane C12C3C1C23547.71539.30± 0.90kJ/mol52.0746 ±
0.0032
157-39-1*0
Silylene [SiH2]271.58269.92± 0.81kJ/mol30.10138 ±
0.00033
13825-90-6*2
Sulfur monoxide S=O5.955.99± 0.13kJ/mol48.0654 ±
0.0060
13827-32-2*0
Sulfenic acid OS-108.15-114.32± 0.94kJ/mol50.0813 ±
0.0060
62607-44-7*0
Sulfanyl [SH]142.80143.26± 0.18kJ/mol33.0739 ±
0.0060
13940-21-1*0
Chlorine dioxide O=Cl=O101.4298.95± 0.29kJ/mol67.4515 ±
0.0011
10049-04-4*0
Hypobromite [O-]Br-95.99-103.47± 0.53kJ/mol95.9039 ±
0.0010
14380-62-2*0
Trioxidane OOO-81.75-90.60± 0.40kJ/mol50.01408 ±
0.00091
14699-99-1*1
(E)-Diazene [H]/N=N/[H]207.21200.06± 0.40kJ/mol30.02936 ±
0.00020
15626-43-4*0
(E)-Iminomethyl [CH]=N275.81272.20± 0.56kJ/mol28.03332 ±
0.00082
54980-10-8*0
Cyanogen N#CC#N308.21310.15± 0.41kJ/mol52.0349 ±
0.0016
460-19-5*0
Water O-285.802± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*590
Peroxyformyl C(=O)O[O]-100.41-105.71± 0.67kJ/mol61.0168 ±
0.0012
56240-83-6*1
1-Methylethenyl C[C]=C263.03252.64± 0.61kJ/mol41.0718 ±
0.0024
15552-77-9*0
Cyclopentene C1CC=CC159.9335.66± 0.43kJ/mol68.1170 ±
0.0040
142-29-0*0
Dioxirane C1OO19.421.75± 0.37kJ/mol46.0254 ±
0.0010
157-26-6*0
Trimethylamine CN(C)C2.70-26.15± 0.78kJ/mol59.1103 ±
0.0025
75-50-3*0
Diazomethane C=[N+]=[N-]273.64267.37± 0.86kJ/mol42.04006 ±
0.00082
334-88-3*0
Dichloromethylene Cl[C]Cl229.87231.06± 0.64kJ/mol82.9161 ±
0.0020
1605-72-7*2
Trifluoromethylium F[C+](F)F409.81406.60± 0.41kJ/mol69.00536 ±
0.00080
18851-76-8*0
Glycine NCC(=O)O-470.09± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*800
Methylketene CC=C=O-54.11-63.59± 0.63kJ/mol56.0633 ±
0.0024
6004-44-0*0
Disilene [SiH2]=[SiH2]288.8280.1± 1.7kJ/mol60.20276 ±
0.00066
15435-77-5*2
1,3-Pentadiyne C#CC#CC418.18413.96± 0.65kJ/mol64.0853 ±
0.0040
4911-55-1*0
Disulfur S=S127.36127.67± 0.27kJ/mol64.1320 ±
0.0120
23550-45-0*0
Sulfuric acid OS(=O)(=O)O-811.89-813.88± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*500
Dimethyl sulfide CSC-20.24-36.75± 0.35kJ/mol62.1350 ±
0.0062
75-18-3*0
Ozonide O=[O-]=O-58.47-60.83± 0.21kJ/mol47.99875 ±
0.00090
12596-80-4*0
Azido radical [N]N=[N]452.42449.83± 0.59kJ/mol42.02022 ±
0.00021
12596-60-0*0
Difluorodioxidane FOOF35.3831.66± 0.40kJ/mol69.99561 ±
0.00060
7783-44-0*0
Hydroxyoxomethylium O[C+]=O600.71597.62± 0.43kJ/mol45.0169 ±
0.0010
638-71-1*0
Hydrazoic acid N=[N+]=[N-]298.03291.73± 0.48kJ/mol43.02816 ±
0.00022
7782-79-8*0
Methylidyne [CH]592.969596.304± 0.081kJ/mol13.01864 ±
0.00080
3315-37-5*1
Acetylium C[C+]=O666.70659.41± 0.42kJ/mol43.0441 ±
0.0016
15762-07-9*0
Hydrogen isocyanide [C]=N192.07192.45± 0.32kJ/mol27.02538 ±
0.00081
6914-07-4*0
Chloroacetylene C#CCl229.35230.21± 0.44kJ/mol60.4820 ±
0.0018
593-63-5*0
Fluoroacetylene C#CF104.98105.69± 0.39kJ/mol44.0277 ±
0.0016
2713-09-9*0
iso-Propylium C[CH+]C822.98805.90± 0.23kJ/mol43.0871 ±
0.0024
19252-53-0*0
1-Propenyl CC=[CH]278.19267.35± 0.63kJ/mol41.0718 ±
0.0024
6067-68-1*2
1-Hydroxyethylium C[CH+]O608.89594.47± 0.37kJ/mol45.0600 ±
0.0017
18682-96-7*1
Ketenyl [CH]=C=O177.10178.19± 0.54kJ/mol41.0287 ±
0.0016
51095-15-9*0
Ethynol C#CO95.3192.82± 0.73kJ/mol42.0367 ±
0.0016
32038-79-2*2
Hydroxymethoxy [O]CO-159.58-169.54± 0.84kJ/mol47.0333 ±
0.0010
72144-78-6*3
1-Butanol CCCCO-244.50-274.75± 0.24kJ/mol74.1216 ±
0.0033
71-36-3*0
Acetic acid CC(=O)O-397.64-412.04± 0.50kJ/mol60.0520 ±
0.0017
64-19-7*2
Glycolaldehyde C(=O)CO-304.29-317.56± 0.89kJ/mol60.0520 ±
0.0017
141-46-8*11
Methyl formate COC=O-326.6-339.1± 1.1kJ/mol60.0520 ±
0.0017
107-31-3*2
Glyoxal O=CC=O-207.84-213.47± 0.55kJ/mol58.0361 ±
0.0017
107-22-2*1
(Methylamino)methyl CN[CH2]168.82152.37± 0.70kJ/mol44.0758 ±
0.0017
31277-24-4*0
Diazirinyl C1=N[N]1491.10487.71± 0.96kJ/mol41.03212 ±
0.00082
69967-71-1*1
Diazirine C1N=N1320.7313.0± 1.1kJ/mol42.04006 ±
0.00082
157-22-2*0
Trichloromethyl Cl[C](Cl)Cl73.7873.30± 0.84kJ/mol118.3688 ±
0.0028
3170-80-7*0
1,1-Dichloroethane CC(Cl)Cl-120.16-132.93± 0.43kJ/mol98.9586 ±
0.0024
75-34-3*0
Dibromomethane C(Br)Br27.005.60± 0.59kJ/mol173.8346 ±
0.0022
74-95-3*0
Bromobenzene c1ccc(cc1)Br127.0104.9± 1.3kJ/mol157.0079 ±
0.0049
108-86-1*0
Phenylethene c1ccc(cc1)C=C169.90148.56± 0.51kJ/mol104.1491 ±
0.0064
100-42-5*0
Phenylacetylene c1ccc(cc1)C#C332.80317.64± 0.69kJ/mol102.1332 ±
0.0064
536-74-3*0
Phenoxy c1ccc(cc1)[O]71.4956.21± 0.81kJ/mol93.1033 ±
0.0048
2122-46-5*0
Dioxidanide O[O-]-88.92-91.58± 0.34kJ/mol33.00729 ±
0.00060
14691-59-9*0
Acetophenone c1ccc(cc1)C(=O)C-60.72-83.90± 0.98kJ/mol120.1485 ±
0.0064
98-86-2*0
Hydroxyde [OH-]-229.758± 0.023kJ/mol17.00789 ±
0.00031
14280-30-9*800
Nitrosomethane CN=O80.9771.06± 0.91kJ/mol45.04066 ±
0.00088
865-40-7*0
Isocyanoacetylene C#C[N+]#[C-]484.80487.02± 0.98kJ/mol51.0468 ±
0.0024
66723-45-3*0
Cyclobutadiene C1=CC=C1436.56428.10± 0.63kJ/mol52.0746 ±
0.0032
1120-53-2*0
Fulvene C=C1C=CC=C1232.1216.1± 1.1kJ/mol78.1118 ±
0.0048
497-20-1*0
Disilanyl [SiH3][SiH2]242.3230.3± 1.5kJ/mol61.21070 ±
0.00069
73151-72-1*0
Silanone [SiH2]=O-93.79-99.13± 0.99kJ/mol46.10078 ±
0.00045
22755-01-7*0
Silyloxy [SiH3][O]8.50.6± 1.4kJ/mol47.10872 ±
0.00047
81429-20-1*0
Methanethiol CS-10.40-20.67± 0.46kJ/mol48.1085 ±
0.0061
74-93-1*0
Chlorous acid OCl=O25.7620.71± 0.63kJ/mol68.4594 ±
0.0011
13898-47-0*0
Dioxygen anion O=[O-]-43.36-42.72± 0.17kJ/mol31.99935 ±
0.00060
11062-77-4*0
Iodooxidanyl I[O]127.05125.12± 0.82kJ/mol142.90387 ±
0.00030
14696-98-1*0
Iodotrifluoromethane C(F)(F)(F)I-583.19-589.09± 0.45kJ/mol195.91038 ±
0.00080
2314-97-8*0
Carbon monoxide cation [C]#[O+]1238.3111241.590± 0.026kJ/mol28.00955 ±
0.00085
12144-04-6*0
Hydrazine NN111.7997.64± 0.44kJ/mol32.04524 ±
0.00031
302-01-2*0
Nitrate O=[N+]([O-])[O-]-299.71-306.26± 0.22kJ/mol62.00549 ±
0.00090
14797-55-8*0
Methanide [CH3-]141.16137.71± 0.24kJ/mol15.03507 ±
0.00083
15194-58-8*0
Hypofluorite [O-]F-108.84-108.67± 0.48kJ/mol34.99835 ±
0.00030
12763-66-5*0
Methyleneamidogen C=[N]242.10238.44± 0.55kJ/mol28.03332 ±
0.00082
15845-29-1*0
Cyanogen iodide IC#N222.5222.0± 1.7kJ/mol152.92191 ±
0.00080
506-78-5*0
Formyl anion [CH-]=O11.6011.98± 0.44kJ/mol29.01859 ±
0.00086
57340-31-5*0
n-Propylium CC[CH2+]857.16838.88± 0.76kJ/mol43.0871 ±
0.0024
19252-52-9*0
Cyclopropyl C1C[CH]1303.90291.27± 0.48kJ/mol41.0718 ±
0.0024
2417-82-5*0
2-Propynylidyne C#C[C]718.76723.11± 0.71kJ/mol37.0400 ±
0.0024
53590-28-6*0
iso-Pentane CCC(C)C-118.91-152.96± 0.39kJ/mol72.1488 ±
0.0041
78-78-4*0
1-Hydroxyethylidene C[C]O57.4447.07± 0.77kJ/mol44.0526 ±
0.0017
30967-49-8*21
Dicarbon monoxide [C]=C=O377.12381.16± 0.83kJ/mol40.0208 ±
0.0016
12071-23-7*1
Fluorodioxidanyl FO[O]26.8825.17± 0.26kJ/mol50.99720 ±
0.00060
15499-23-7*0
Dimethylamidogen C[N]C175.08157.74± 0.92kJ/mol44.0758 ±
0.0017
15337-44-7*0
2-Iminoethyl [CH2]C=N219.37208.01± 0.86kJ/mol42.0599 ±
0.0016
73843-90-0*2
Isocyanoamidogen [NH][N+]#[C-]489.7487.7± 1.2kJ/mol41.03212 ±
0.00082
947408-73-3*1
Chloromethylene [CH]Cl320.35320.64± 0.89kJ/mol48.4713 ±
0.0012
2108-20-5*2
1,1-Difluoroethene C=C(F)F-343.60-350.66± 0.63kJ/mol64.0341 ±
0.0016
75-38-7*0
Indane c1ccc2c(c1)CCC290.8859.85± 0.76kJ/mol118.1757 ±
0.0072
496-11-7*0
o-Tolualdehyde Cc1ccccc1C=O-44.1-66.4± 1.1kJ/mol120.1485 ±
0.0064
529-20-4*0
Carbamic acid NC(=O)O-421.82-435.04± 0.83kJ/mol61.0401 ±
0.0010
463-77-4*1
3-Buten-2-one CC(=O)C=C-95.29-111.53± 0.85kJ/mol70.0898 ±
0.0032
78-94-4*1
Urea NC(=O)N-218.15-234.55± 0.42kJ/mol60.05534 ±
0.00091
57-13-6*0
Oxomethaniminium [NH2+]=C=O695.33688.77± 0.89kJ/mol44.03217 ±
0.00087
59348-22-0*0
Acetamide CC(=O)N-219.62-237.14± 0.56kJ/mol59.0672 ±
0.0017
60-35-5*0
1-Cyanovinyl C=[C]C#N419.1418.9± 1.1kJ/mol52.0547 ±
0.0024
15091-87-9*0
1,3-Hexadiyne CCC#CC#C405.23393.54± 0.94kJ/mol78.1118 ±
0.0048
4447-21-6*0
(E)-1-Methylallyl C/C=C/[CH2]152.68135.37± 0.79kJ/mol55.0984 ±
0.0032
17787-86-9*0
Sulfuric acid OS(=O)(=O)O-892.24± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*839
Iodine monochloride ICl19.02417.391± 0.013kJ/mol162.35717 ±
0.00090
7790-99-0*0
Hypoiodite I[O-]-102.38-104.20± 0.88kJ/mol142.90442 ±
0.00030
15065-65-3*0
Nitrogen atom cation [N+]1872.9401875.722± 0.030kJ/mol14.006191 ±
0.000070
14158-23-7*0
Trinitrogen cation [N]N=[N+]1519.641517.01± 0.89kJ/mol42.01967 ±
0.00021
12185-03-4*0
Oxonitrate anion N#[O-]88.1288.16± 0.25kJ/mol30.00669 ±
0.00031
14967-78-3*0
Nitrogen sesquioxide O=N-[N](=O)[O]90.7886.21± 0.15kJ/mol76.01168 ±
0.00091
10544-73-7*0
Chlorine trifluoride FCl(F)F-158.62-162.72± 0.87kJ/mol92.44791 ±
0.00090
7790-91-2*0
Hexafluoroethane C(F)(F)(F)C(F)(F)F-1334.05-1342.35± 0.80kJ/mol138.0118 ±
0.0016
76-16-4*0
Methyliumyl [CH2+]1393.2031394.062± 0.099kJ/mol14.02603 ±
0.00081
15091-72-2*0
Methylene anion [CH2-]328.17328.61± 0.18kJ/mol14.02713 ±
0.00081
50928-07-9*0
Methylidyne anion [CH-]475.76479.09± 0.21kJ/mol13.01919 ±
0.00080
28604-54-8*0
Ethanium C[H+]C874.38858.12± 0.61kJ/mol31.0764 ±
0.0017
24669-33-8*1
Methylammonium C[NH3+]628.37609.45± 0.84kJ/mol32.06453 ±
0.00091
17000-00-9*0
Methylperoxy anion CO[O-]-89.67-99.81± 0.45kJ/mol47.0339 ±
0.0010
35683-44-4*0
Cyclobutane C1CCC152.2527.71± 0.36kJ/mol56.1063 ±
0.0032
287-23-0*0
2-Butynyl CC#C[CH2]318.16310.80± 0.66kJ/mol53.0825 ±
0.0032
82252-88-8*0
1,2-Butadienyl CC=C=[CH]328.96320.24± 0.63kJ/mol53.0825 ±
0.0032
4777-46-2*0
Isoprene CC(=C)C=C96.2875.76± 0.66kJ/mol68.1170 ±
0.0040
78-79-5*0
Oxirene C1=CO1272.43270.27± 0.60kJ/mol42.0367 ±
0.0016
157-18-6*2
Dihydroxymethyl [CH](O)O-196.9-206.3± 1.1kJ/mol47.0333 ±
0.0010
14840-85-8*1
Formyloxidanyl C(=O)[O]-125.76-127.43± 0.55kJ/mol45.0174 ±
0.0010
16499-21-1*1
Methoxyethane CCOC-194.29-217.18± 0.52kJ/mol60.0950 ±
0.0025
540-67-0*0
Chlorine atom cation [Cl+]1370.8071372.603± 0.0021kJ/mol35.45215 ±
0.00090
24203-47-2*0
Cyanoamidogen anion [NH-]C#N69.7666.76± 0.72kJ/mol41.03267 ±
0.00082
67131-47-9*2
1,1,1-Trichloroethane CC(Cl)(Cl)Cl-133.99-144.56± 0.51kJ/mol133.4033 ±
0.0031
71-55-6*0
Tetrachloroethene C(Cl)(Cl)=C(Cl)(Cl)-20.53-21.40± 0.99kJ/mol165.8322 ±
0.0039
127-18-4*0
Chloronium [H][ClH+]881.5878.4± 1.1kJ/mol37.46803 ±
0.00091
36658-55-6*0
Chlorodifluoromethane C(F)(F)Cl-475.57-481.77± 0.99kJ/mol86.4681 ±
0.0012
75-45-6*0
Fluoromethylene [CH]F148.40148.68± 0.43kJ/mol32.01704 ±
0.00080
13453-52-6*2
Fluoroformyl O=[C]F-176.62-176.03± 0.37kJ/mol47.00850 ±
0.00085
1871-24-5*0
2-Bromoethanol BrCCO-195.99-220.05± 0.52kJ/mol124.9645 ±
0.0019
540-51-2*0
Carbon suboxide O=C=C=C=O-94.42-92.31± 0.96kJ/mol68.0309 ±
0.0025
504-64-3*0
Ethylbenzene c1ccc(cc1)CC58.4229.96± 0.52kJ/mol106.1650 ±
0.0064
100-41-4*0
m-Tolualdehyde Cc1cccc(c1)C=O-48.4-71.3± 1.2kJ/mol120.1485 ±
0.0064
620-23-5*0
Glycine NCC(=O)O-377.66-394.69± 0.55kJ/mol75.0666 ±
0.0017
56-40-6*0
Methylcarbamic acid CNC(=O)O-414.49-433.83± 0.92kJ/mol75.0666 ±
0.0017
6414-57-9*1
3-Oxo-1-propenyl [CH]=CC=O190.96184.94± 0.91kJ/mol55.0553 ±
0.0024
206255-29-0*11
2-Propynal C#CC=O135.52133.35± 0.87kJ/mol54.0474 ±
0.0024
624-67-9*0
Cyanomethylene [CH]C#N479.7483.0± 1.1kJ/mol39.0361 ±
0.0016
2612-62-6*1
3-Methylenecyclopropene C=C1C=C1396.09388.16± 0.81kJ/mol52.0746 ±
0.0032
4095-06-1*0
Phenylperoxy c1ccc(cc1)O[O]154.0137.0± 1.4kJ/mol109.1027 ±
0.0049
91422-02-5*0
Fluorosilylidyne F[Si]-60.33-58.50± 0.62kJ/mol47.08390 ±
0.00030
11128-24-8*1
Silylidyne [SiH]371.21373.01± 0.67kJ/mol29.09344 ±
0.00031
13774-94-2*0
Bromosilane [SiH3]Br-59.1-75.5± 1.4kJ/mol111.0133 ±
0.0011
13465-73-1*0
Bromotrimethylsilane C[Si](Br)(C)C-259.4-290.1± 2.0kJ/mol153.0931 ±
0.0027
2857-97-8*0
Trimethylsilylium C[Si+](C)C655.4634.7± 1.9kJ/mol73.1885 ±
0.0025
28927-31-3*0
1-Methyl-1-propenyl C[C]=CC240.11223.93± 0.66kJ/mol55.0984 ±
0.0032
71790-71-1*1
1-Butenyl CCC=[CH]263.47246.13± 0.68kJ/mol55.0984 ±
0.0032
2669-61-6*2
Iodine cation [I+]1115.5491115.149± 0.0062kJ/mol126.903921 ±
0.000030
22541-93-1*0
Ammonium [NH4+]-133.076± 0.056kJ/mol18.03795 ±
0.00029
14798-03-9*800
Oxygen atom [O]436.665438.523± 0.0021kJ/mol15.99940 ±
0.00030
17778-80-2*2
Ethylidyne [C]C641.0636.4± 1.1kJ/mol27.0452 ±
0.0016
67624-57-1*2
Ethynylium C#[C+]1687.631690.97± 0.15kJ/mol25.0288 ±
0.0016
16456-59-0*0
Isocyanomethanide [CH2-][N+]#[C-]254.00250.96± 0.89kJ/mol40.0446 ±
0.0016
81704-80-5*0
Trioxidanide OO[O-]-120.3-123.4± 1.6kJ/mol49.00669 ±
0.00090
89965-38-8*2
Peroxyformate C(=O)O[O-]-340.93-346.39± 0.80kJ/mol61.0174 ±
0.0012
104960-05-6*1
Hydrogen peroxide cation O[OH+]897.30890.31± 0.51kJ/mol34.01413 ±
0.00062
12325-10-9*1
1-Methylethylidene C[C]C316.07302.17± 0.97kJ/mol42.0797 ±
0.0024
40852-89-9*2
Propylidene CC[CH]349.51335.82± 0.92kJ/mol42.0797 ±
0.0024
6700-78-3*11
Cycloprop-2-enylium C1=C[CH+]11080.461075.36± 0.99kJ/mol39.0554 ±
0.0024
26810-74-2*0
Cyclobutene C1CC=C1178.09161.04± 0.60kJ/mol54.0904 ±
0.0032
822-35-5*0
1,3-Butadienyl C=CC=[CH]372.28361.80± 0.87kJ/mol53.0825 ±
0.0032
86181-68-2*11
Cyclohexane C1CCCCC1-83.22-122.78± 0.29kJ/mol84.1595 ±
0.0049
110-82-7*0
Protonated oxirane [OH+]1CC1725.74709.57± 0.61kJ/mol45.0600 ±
0.0017
*38607-31-7*0
Methoxymethyl CO[CH2]13.460.89± 0.86kJ/mol45.0605 ±
0.0017
16520-04-0*0
Methoxymethylene CO[CH]129.24118.71± 0.78kJ/mol44.0526 ±
0.0017
19527-10-7*21
Oxirene C1=CO1387.7383.5± 1.3kJ/mol42.0367 ±
0.0016
157-18-6*11
Diethyl ether CCOCC-222.78-250.20± 0.75kJ/mol74.1216 ±
0.0033
60-29-7*0
Cyanic acid OC#N-12.30-15.01± 0.43kJ/mol43.02478 ±
0.00086
420-05-3*0
Fulminic acid C#[N+][O-]170.74169.29± 0.44kJ/mol43.02478 ±
0.00086
51060-05-0*0
Isofulminic acid O[N+]#[C-]235.27233.56± 0.43kJ/mol43.02478 ±
0.00086
506-85-4*0
Nitrosomethylidyne [C]N=O389.4390.7± 1.1kJ/mol42.01684 ±
0.00086
82267-15-0*0
Acetyl chloride CC(=O)Cl-232.51-241.50± 0.39kJ/mol78.4973 ±
0.0019
75-36-5*0
Dioxoethyl C(=O)[C]=O-63.27-64.69± 0.86kJ/mol57.0281 ±
0.0017
702699-38-5*0
Chlorohydroxymethyl [CH](Cl)O-54.7-60.7± 1.1kJ/mol65.4787 ±
0.0012
147139-06-8*1
Oxygen atom [O]246.844249.229± 0.0021kJ/mol15.99940 ±
0.00030
17778-80-2*1
1,1-Dichloroethene C=C(Cl)Cl9.303.31± 0.50kJ/mol96.9427 ±
0.0024
75-35-4*0
Tetraiodomethane C(I)(I)(I)I323.7318.6± 1.1kJ/mol519.62858 ±
0.00081
507-25-5*0
Dichlorodifluoromethane FC(F)(Cl)Cl-488.88-493.06± 0.44kJ/mol120.9129 ±
0.0020
75-71-8*0
Fluorodichloromethane C(F)(Cl)Cl-277.62-283.08± 0.90kJ/mol102.9224 ±
0.0020
75-43-4*0
Difluoromethylene F[C]F-193.89-193.41± 0.35kJ/mol50.00751 ±
0.00080
2154-59-8*2
Fluoromethylene [CH]F210.37210.71± 0.65kJ/mol32.01704 ±
0.00080
13453-52-6*1
Formyl fluoride FC=O-378.64-382.22± 0.31kJ/mol48.01644 ±
0.00086
1493-02-3*0
Fulvenallene C=C=C1C=CC=C1368.6354.4± 1.1kJ/mol90.1225 ±
0.0056
27041-32-3*2
Tropyl [CH]1C=CC=CC=C1296.86279.43± 0.94kJ/mol91.1305 ±
0.0056
3551-27-7*0
p-Tolualdehyde Cc1ccc(cc1)C=O-49.2-72.2± 1.2kJ/mol120.1485 ±
0.0064
104-87-0*0
o-Toluoyl Cc1ccccc1[C]=O110.491.9± 1.4kJ/mol119.1406 ±
0.0064
104680-89-9*0
Sulfur dioxide anion O=[S-]=O-401.28-403.54± 0.73kJ/mol64.0653 ±
0.0060
12143-17-8*0
2-Hydroxyprop-1-en-1-yl CC(O)=[CH]101.6489.41± 0.86kJ/mol57.0712 ±
0.0024
1976041-84-5*11
Propyl nitrite CCCON=O-94.5-119.4± 1.7kJ/mol89.0932 ±
0.0025
543-67-9*1
1-Formylethenyl C=[C]C=O177.61172.08± 0.80kJ/mol55.0553 ±
0.0024
191018-90-3*0
2-Cyanovinyl [CH]=CC#N447.86445.37± 0.98kJ/mol52.0547 ±
0.0024
189141-20-6*2
1,2,3-Butatrien-1-ylium C=C=C=[CH+]1271.91270.1± 1.1kJ/mol51.0661 ±
0.0032
81932-79-8*2
1-Buten-3-yn-1-yl C#CC=[CH]547.37544.71± 0.84kJ/mol51.0666 ±
0.0032
2810-61-9*1
3-Buten-1-ynyl C=CC#[C]628.62626.43± 0.99kJ/mol51.0666 ±
0.0032
108179-98-2*0
Methylsilane C[SiH3]-9.84-26.02± 0.89kJ/mol46.14384 ±
0.00095
992-94-9*0
Fluorosilane [SiH3]F-346.22-355.61± 0.72kJ/mol50.10772 ±
0.00037
13537-33-2*0
Chlorosilane [SiH3]Cl-126.5-135.6± 1.4kJ/mol66.56202 ±
0.00097
13465-78-6*0
Tetramethylsilane C[Si](C)(C)C-185.8-216.3± 1.9kJ/mol88.2236 ±
0.0033
75-76-3*0
Bromanylium [Br+]1257.7861251.723± 0.056kJ/mol79.90345 ±
0.00100
22541-56-6*0
Hydroxysilyl [SiH2]O-104.2-112.0± 1.5kJ/mol47.10872 ±
0.00047
113648-09-2*0
Trimethylsilanol C[Si](C)(C)O-465.3-491.6± 1.9kJ/mol90.1964 ±
0.0025
1066-40-6*0
2-Aminoethyl [CH2]CN174.50158.03± 0.82kJ/mol44.0758 ±
0.0017
4422-53-1*0
2-Propanamine CC(C)N-56.64-83.43± 0.52kJ/mol59.1103 ±
0.0025
75-31-0*0
Hydrosulfide [SH-]-80.53-80.53± 0.18kJ/mol33.0745 ±
0.0060
15035-72-0*0
Sulfuric acid OS(=O)(=O)O-715.5-729.7± 1.1kJ/mol98.0795 ±
0.0061
7664-93-9*0
Carbonyl sulfide O=C=S-140.09-139.95± 0.32kJ/mol60.0761 ±
0.0061
463-58-1*0
Mercaptooxy S[O]-18.82-21.73± 0.91kJ/mol49.0733 ±
0.0060
62470-71-7*0
Sulfeno O[S]-2.32-5.18± 0.90kJ/mol49.0733 ±
0.0060
62803-12-7*0
Chloro hypochlorite ClOCl79.7977.98± 0.36kJ/mol86.9048 ±
0.0018
7791-21-1*0
Hydroperoxonium [OH2+]O738.2727.9± 1.2kJ/mol35.02207 ±
0.00064
70850-26-9*1
Dinitrogen cation N#[N+]1503.3111503.312± 0.000kJ/mol28.01293 ±
0.00014
13966-04-6*0
Nitrogen atom [N]470.612472.475± 0.030kJ/mol14.006740 ±
0.000070
17778-88-0*1
Carbon dioxide cation [C+](=O)=O936.090936.924± 0.017kJ/mol44.00895 ±
0.00100
12181-61-2*0
Xenon cation [Xe+]1170.3541170.354± 0.0062kJ/mol131.2895 ±
0.0200
24203-25-6*0
Nitroxyl O=[N+]([O-])[O]79.4074.14± 0.19kJ/mol62.00494 ±
0.00090
12033-49-7*0
Hydrazino N[NH]234.82224.30± 0.69kJ/mol31.03730 ±
0.00025
13598-46-4*0
Nitryl hydride [NH+](=O)[O-]-36.65-43.62± 0.84kJ/mol47.01348 ±
0.00061
90266-90-3*0
Carbon anion [C-]589.608594.754± 0.039kJ/mol12.01125 ±
0.00080
14337-00-9*0
Oxoniumyl ion [H][O+][H]978.494975.591± 0.024kJ/mol18.01473 ±
0.00033
56583-62-1*0
Chlorooxy hypochlorite ClOOCl134.57131.34± 0.56kJ/mol102.9042 ±
0.0019
12292-23-8*0
Chlorine pentafluoride FCl(F)(F)(F)F-226.0-234.1± 1.3kJ/mol130.44472 ±
0.00090
13637-63-3*0
Hydrogen isocyanide cation [C+]=N1351.541351.50± 0.83kJ/mol27.02483 ±
0.00081
74158-11-5*0
Cyanomethanide [CH2-]C#N113.70110.87± 0.53kJ/mol40.0446 ±
0.0016
21438-99-3*0
Methyloxonium CO.[H+]589.2575.0± 1.1kJ/mol33.04925 ±
0.00092
17836-08-7*0
n-Propylide CC[CH2-]123.1105.4± 1.2kJ/mol43.0882 ±
0.0024
59513-13-2*0
Allyl anion C=C[CH2-]134.01123.00± 0.21kJ/mol41.0723 ±
0.0024
1724-46-5*0
Propargylenide C#C[CH-]434.5437.0± 1.1kJ/mol38.0485 ±
0.0024
82906-05-6*1
2-Butyn-1-yl anion CC#C[CH2-]253.7244.9± 1.1kJ/mol53.0830 ±
0.0032
65114-66-1*0
Cycloheptatriene C1C=CC=CC=C1207.81184.39± 0.90kJ/mol92.1384 ±
0.0056
544-25-2*0
n-Octane CCCCCCCC-161.05-207.89± 0.51kJ/mol114.2285 ±
0.0065
111-65-9*0
Ethoxy CC[O]5.65-8.78± 0.43kJ/mol45.0605 ±
0.0017
2154-50-9*52
Ethenol C=CO-108.86-119.57± 0.49kJ/mol44.0526 ±
0.0017
557-75-5*2
Hydroperoxymethyl [CH2]OO73.2565.95± 0.97kJ/mol47.0333 ±
0.0010
74087-87-9*0
Ketene C=C=O-45.34-48.40± 0.11kJ/mol42.0367 ±
0.0016
463-51-4*2
Oxiranyl C1[CH]O1172.77164.49± 0.98kJ/mol43.0446 ±
0.0016
31586-84-2*0
Ketene C=C=O181.9179.0± 1.1kJ/mol42.0367 ±
0.0016
463-51-4*1
Oxoethylidene [CH]C=O261.1257.6± 1.1kJ/mol42.0367 ±
0.0016
39920-84-8*12
Peroxyhypochlorous acid OOCl3.97-1.30± 0.95kJ/mol68.4594 ±
0.0011
67952-07-2*0
Dichloride Cl[Cl-]-231.91-230.84± 0.34kJ/mol70.9059 ±
0.0018
12595-89-0*0
Methoxyethene C=COC-89.3-107.1± 1.1kJ/mol58.0791 ±
0.0025
107-25-5*2
2-Propanol CC(O)C-248.61-272.70± 0.26kJ/mol60.0950 ±
0.0025
67-63-0*0
Methyl acetate CC(=O)OC-363.2-382.0± 1.2kJ/mol74.0785 ±
0.0025
79-20-9*2
Carboxymethyl [CH2]C(=O)O-226.5-236.4± 1.1kJ/mol59.0440 ±
0.0017
2887-46-9*1
1-Iminoethyl C[C]=N233.1223.0± 1.1kJ/mol42.0599 ±
0.0016
128365-64-0*2
1-Aminoethenyl C=[C]N294.71286.08± 0.92kJ/mol42.0599 ±
0.0016
180385-92-6*0
Nitrilomethylimidogen [N]C=[N]581.6578.5± 1.5kJ/mol41.03212 ±
0.00082
324529-58-0*2
Cyanoacetylide [C-]#CC#N300.4305.6± 1.1kJ/mol50.0394 ±
0.0024
12373-53-4*0
Chloromethylidyne [C]Cl430.63434.38± 0.67kJ/mol47.4634 ±
0.0012
3889-76-7*0
Chloromethanol ClCO-232.3-242.6± 1.2kJ/mol66.4866 ±
0.0013
15454-33-8*0
Chloromethoxy C(Cl)[O]-11.9-18.7± 1.1kJ/mol65.4787 ±
0.0012
114282-89-2*0
Fluorotrichloromethane FC(Cl)(Cl)Cl-283.23-286.38± 0.76kJ/mol137.3672 ±
0.0028
75-69-4*0
Formyl chloride C(=O)Cl-179.87-183.08± 0.67kJ/mol64.4707 ±
0.0012
2565-30-2*0
2-Chloroethanol ClCCO-249.78-266.49± 0.59kJ/mol80.5132 ±
0.0019
107-07-3*0
Butadiynyl [C]#CC#C801.88808.48± 0.96kJ/mol49.0507 ±
0.0032
53561-65-2*0
o-Benzyne C1=CC#CC=C1468.21459.29± 0.85kJ/mol76.0960 ±
0.0048
462-80-6*2
m-Toluoyl Cc1cccc(c1)[C]=O109.490.8± 1.4kJ/mol119.1406 ±
0.0064
67958-04-7*0
Iodobenzene c1ccc(cc1)I178.61162.63± 0.99kJ/mol204.0084 ±
0.0048
591-50-4*0
Furan O1C=CC=C1-21.39-34.52± 0.94kJ/mol68.0740 ±
0.0032
110-00-9*0
1-Hydroxy-1-methylethyl C[C](O)C-78.22-96.47± 0.79kJ/mol59.0871 ±
0.0025
5131-95-3*0
Trifluoroethene FC(F)=CF-493.5-498.5± 1.4kJ/mol82.0245 ±
0.0016
359-11-5*0
Isocyanoethene C=C[N+]#[C-]285.32278.82± 0.92kJ/mol53.0627 ±
0.0024
14668-82-7*0
1-Isocyanoethylidene C[C][N+]#[C-]527.9523.2± 1.1kJ/mol53.0627 ±
0.0024
*498544-34-6*2
2-Cyanovinyl [CH]=CC#N448.28445.82± 0.97kJ/mol52.0547 ±
0.0024
189141-20-6*1
3-Methylene-1-cyclopropen-1-yl C=C1C=[C]1628.3625.7± 1.1kJ/mol51.0666 ±
0.0032
127611-24-9*0
Oxosilylene [Si]=O-98.38-97.22± 0.54kJ/mol44.08490 ±
0.00042
10097-28-6*0
Silyloxy anion [SiH3][O-]-311.8-321.1± 1.6kJ/mol47.10927 ±
0.00047
43336-62-5*0
Cyclobutyl C1C[CH]C1246.58227.67± 0.72kJ/mol55.0984 ±
0.0032
4548-06-5*0
1-Ethynyl-2-propyn-1-yl C#C[CH]C#C577.07575.45± 0.99kJ/mol63.0773 ±
0.0040
78596-35-7*0
1-Propanamine CCCN-42.20-69.95± 0.42kJ/mol59.1103 ±
0.0025
107-10-8*0
Sulfurous acid O=S(O)O-511.32-521.53± 0.89kJ/mol82.0801 ±
0.0061
7782-99-2*2
Sulfo O=S(O)[O]-366.9-374.7± 1.1kJ/mol81.0721 ±
0.0061
32750-86-0*0
Dioxygen O=O0.0000.000± 0.000kJ/mol31.99880 ±
0.00060
7782-44-7*1
Boric acid OB(O)O-1072.55± 0.55kJ/mol61.8330 ±
0.0071
10043-35-3*828
Dioxodiazoxane O=NON=O93.088.0± 1.3kJ/mol76.01168 ±
0.00091
122413-35-8*1
Trioxidane OOO-72.67-81.16± 0.78kJ/mol50.01408 ±
0.00091
14699-99-1*2
Nitric acid O[N+](=O)[O-]-206.51± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*800
Isodiazene [N]N307.61300.53± 0.60kJ/mol30.02936 ±
0.00020
28647-38-3*0
Oxoammoniumyl [NH+]=O1092.491089.57± 0.67kJ/mol31.01353 ±
0.00032
63559-87-5*0
2-Hydrotrioxy [O][OH][O]299.4293.7± 1.2kJ/mol49.00614 ±
0.00090
*12500-78-6*0
Peroxynitrous acid OON=O7.860.78± 0.41kJ/mol63.01288 ±
0.00091
14691-52-2*1
Peroxynitric acid [N+](=O)([O-])OO-41.43-51.75± 0.32kJ/mol79.0123 ±
0.0012
26404-66-0*0
Tetrafluorohydrazine N(F)(F)N(F)F-13.4-22.9± 1.4kJ/mol104.00709 ±
0.00014
10036-47-2*1
Carbon cation [C+]1797.8371803.435± 0.039kJ/mol12.01015 ±
0.00080
14067-05-1*0
Ethylidyne [C]C508.64504.94± 0.80kJ/mol27.0452 ±
0.0016
67624-57-1*0
Methylamidogen anion C[NH-]145.41134.59± 0.64kJ/mol30.04975 ±
0.00085
54448-39-4*0
Methylimidogen C[N]323.0315.3± 1.0kJ/mol29.04126 ±
0.00083
27770-42-9*0
Iminomethylium [NH+]#C953.4949.3± 1.4kJ/mol28.03277 ±
0.00082
196216-36-1*0
Hydrogen carbonate O[C](=O)[O-]-719.2-725.6± 1.5kJ/mol61.0174 ±
0.0012
71-52-3*0
Cyclopropylide C1C[CH-]1265.4252.6± 1.1kJ/mol41.0723 ±
0.0024
1724-45-4*0
Propylidyne CC[C]492.7483.0± 1.2kJ/mol41.0718 ±
0.0024
85056-54-8*1
Cyclopropylidene [C]1CC1475.05467.02± 0.84kJ/mol40.0639 ±
0.0024
2143-70-6*1
Propargylium [CH2+]C#C1193.561190.75± 0.31kJ/mol39.0554 ±
0.0024
21540-27-2*0
Cycloprop-1-enyl C1C=[C]1527.50523.11± 0.58kJ/mol39.0559 ±
0.0024
19528-44-0*0
Cyclopropenylidene C1=C=C1497.07496.10± 0.45kJ/mol38.0480 ±
0.0024
16165-40-5*0
Propargylenide C#C[CH-]437.0439.5± 1.1kJ/mol38.0485 ±
0.0024
82906-05-6*2
2-Propyn-1-ylium-1-ylidene C#C[C+]1598.471602.85± 0.90kJ/mol37.0395 ±
0.0024
75104-46-0*0
sec-Butyl CC[CH]C91.3466.58± 0.71kJ/mol57.1143 ±
0.0033
2348-55-2*0
iso-Butyl CC(C)[CH2]97.3373.34± 0.78kJ/mol57.1143 ±
0.0033
4630-45-9*0
1-Methylene-2-propenyl C=C[C]=C327.19317.18± 0.74kJ/mol53.0825 ±
0.0032
1204515-52-5*0
n-Heptane CCCCCCC-145.40-187.27± 0.44kJ/mol100.2019 ±
0.0057
142-82-5*0
Oxoethanide C[C-]=O-44.0-49.5± 1.3kJ/mol43.0452 ±
0.0016
78944-68-0*0
Difluoride F[F-]-290.5-289.6± 1.2kJ/mol37.9973550 ±
0.0000010
12184-85-9*0
2-Hydroperoxyethyl [CH2]COO64.750.4± 1.3kJ/mol61.0599 ±
0.0017
126898-97-3*32
Methoxyoxomethyl CO[C]=O-152.8-160.9± 1.1kJ/mol59.0440 ±
0.0017
16481-04-2*1
Fluoronium [H][F+][H]774.04771.11± 0.91kJ/mol21.01373 ±
0.00014
12206-67-6*2
Water dimer O.O-491.029-499.069± 0.044kJ/mol36.03056 ±
0.00066
25655-83-8*0
Hydroxyformyl O[C]=O-174.33-177.36± 0.48kJ/mol45.0174 ±
0.0010
2564-86-5*2
Hydroxyformyl anion [C-](=O)O-319.53-322.11± 0.56kJ/mol45.0180 ±
0.0010
78944-70-4*2
Ethyl formate C(=O)OCC-375.0-393.7± 1.0kJ/mol74.0785 ±
0.0025
109-94-4*1
Propionic acid CCC(=O)O-435.78-453.67± 0.60kJ/mol74.0785 ±
0.0025
79-09-4*1
(Methylimino)methyl CN=[CH]278.0267.9± 1.1kJ/mol42.0599 ±
0.0016
117928-23-1*1
1-Aziridinyl [N]1CC1314.0301.8± 1.4kJ/mol42.0599 ±
0.0016
23838-09-7*0
(Dimethylamino)methyl CN(C)[CH2]166.5143.4± 1.3kJ/mol58.1024 ±
0.0025
30208-47-0*0
Cyanoamidogen [NH]C#N652.5649.7± 1.2kJ/mol41.03212 ±
0.00082
12347-01-2*21
Diazomethyl [CH]=[N]=[N]652.8649.8± 1.3kJ/mol41.03212 ±
0.00082
20813-32-5*22
Diazomethanide [CH-]=[N]=[N]305.21302.12± 0.76kJ/mol41.03267 ±
0.00082
100840-43-5*2
Perchloryl O=Cl(=O)[O]191.77186.10± 0.62kJ/mol83.4509 ±
0.0013
13932-10-0*0
Isocyanoamidogen [NH][N+]#[C-]828.3825.5± 1.3kJ/mol41.03212 ±
0.00082
947408-73-3*22
Ethylamidogen anion CC[NH-]106.5688.90± 0.78kJ/mol44.0763 ±
0.0017
54448-40-7*0
Chloromethide [CH2-]Cl56.353.1± 2.0kJ/mol49.4798 ±
0.0012
60291-29-4*0
Hexachloroethane C(C(Cl)(Cl)Cl)(Cl)(Cl)Cl-144.2-146.5± 1.3kJ/mol236.7376 ±
0.0056
67-72-1*0
cis-1,2-Dichloroethene C(\Cl)=C\Cl3.81-2.18± 0.55kJ/mol96.9427 ±
0.0024
156-59-2*0
Dichloroacetylene ClC#CCl232.84236.15± 0.72kJ/mol94.9268 ±
0.0024
7572-29-4*0
Iodoform C(I)(I)I217.3209.3± 1.6kJ/mol393.73205 ±
0.00081
75-47-8*0
Difluoromethylene F[C]F-193.89-193.41± 0.35kJ/mol50.00751 ±
0.00080
2154-59-8*0
1,1-Difluoroethane CC(F)F-489.01-502.73± 0.53kJ/mol66.0500 ±
0.0016
75-37-6*0
Vinyl iodide C=CI139.63130.79± 0.93kJ/mol153.9497 ±
0.0016
593-66-8*0
Chlorate O=Cl(=O)[O-]-208.2-213.7± 1.4kJ/mol83.4514 ±
0.0013
14866-68-3*0
Bromoacetylene C#CBr287.4280.9± 1.6kJ/mol104.9333 ±
0.0019
593-61-3*0
2-Fluoroethanol FCCO-405.63-422.87± 0.99kJ/mol64.0589 ±
0.0017
371-62-0*0
Chloric acid OCl(=O)=O0.6-6.5± 1.1kJ/mol84.4588 ±
0.0013
7790-93-4*0
1,3,5-Hexatriyne C#CC#CC#C682.1687.0± 1.2kJ/mol74.0801 ±
0.0048
3161-99-7*0
Benzylide c1ccc(cc1)[CH2-]142.00123.09± 0.40kJ/mol91.1310 ±
0.0056
18860-15-6*0
Benzylidene c1ccc(cc1)[CH]489.6474.5± 1.1kJ/mol90.1225 ±
0.0056
3101-08-4*2
Norbornadiene C1C2C=CC1C=C2265.0239.6± 1.5kJ/mol92.1384 ±
0.0056
121-46-0*0
Benzonitrile c1ccc(cc1)C#N230.00215.80± 0.92kJ/mol103.1213 ±
0.0056
100-47-0*0
p-Toluoyl Cc1ccc(cc1)[C]=O108.489.8± 1.4kJ/mol119.1406 ±
0.0064
67958-03-6*0
Acetonate CC(=[O-])[CH2]-187.52-201.07± 0.91kJ/mol57.0717 ±
0.0024
24262-31-5*0
Methyl nitrite CON=O-54.31-64.98± 0.69kJ/mol61.0401 ±
0.0010
624-91-9*0
Glycinate NCC(=O)[O-]-477.6-493.3± 1.4kJ/mol74.0592 ±
0.0017
23297-34-9*0
Carboxymethanaminium [NH3+]CC(=O)O270.0246.7± 1.1kJ/mol76.0740 ±
0.0018
*56-40-6*0
cis-1,2-Diiodoethene C(\I)=C\I217.55209.27± 0.34kJ/mol279.8462 ±
0.0016
590-26-1*0
Chloride [Cl-]-166.989± 0.023kJ/mol35.45325 ±
0.00090
16887-00-6*800
Acryloyl C=C[C]=O102.7997.20± 0.98kJ/mol55.0553 ±
0.0024
72241-20-4*2
3-Oxo-1,2-propadien-1-yl [CH]=C=C=O290.34292.86± 0.95kJ/mol53.0394 ±
0.0024
1198096-74-0*0
1-Cyanoethylidene C[C]C#N475.7470.6± 1.1kJ/mol53.0627 ±
0.0024
498544-34-6*2
3-Imino-2-propen-1-ylidene [CH]C=C=N530.7525.9± 1.2kJ/mol53.0627 ±
0.0024
916765-05-4*11
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]600.7595.7± 1.2kJ/mol53.0627 ±
0.0024
123416-74-0*11
1-Cyanovinyl anion C=[C-]C#N224.3221.5± 1.2kJ/mol52.0553 ±
0.0024
36259-97-9*0
1,2,3-Butatrien-1-yl anion C=C=C=[CH-]388.5386.6± 1.1kJ/mol51.0672 ±
0.0032
102275-54-7*0
Difluorosilylene F[Si]F-629.1-630.0± 1.3kJ/mol66.08231 ±
0.00030
13966-66-0*2
Silylene [SiH2]361.94360.32± 0.99kJ/mol30.10138 ±
0.00033
13825-90-6*1
Di-mu-hydrodihydrodisilicon [SiH+]([H-]1)[H-][SiH+]1374.7364.3± 2.3kJ/mol60.20276 ±
0.00066
129970-82-7*12
Trimethylsiloxy C[Si](C)(C)[O]-188.2-211.2± 1.9kJ/mol89.1885 ±
0.0025
54572-10-0*0
1,5-Hexadiyne C#CCCC#C431.6421.2± 1.2kJ/mol78.1118 ±
0.0048
628-16-0*0
2-Methylallyl CC(=C)[CH2]155.95138.83± 0.77kJ/mol55.0984 ±
0.0032
15157-95-6*0
3-Butenyl C=CC[CH2]223.25206.74± 0.90kJ/mol55.0984 ±
0.0032
2154-62-3*0
2-Methyl-1-propenyl CC(C)=[CH]251.25234.23± 0.72kJ/mol55.0984 ±
0.0032
33825-33-1*0
N-Methylethanamine CCNC-17.4-45.6± 1.1kJ/mol59.1103 ±
0.0025
624-78-2*0
Phenanthrene c1ccc2c(c1)ccc3c2cccc3232.00203.19± 0.75kJ/mol178.2292 ±
0.0112
85-01-8*0
Disulfene oxide S=S=O-50.63-52.64± 0.43kJ/mol80.1314 ±
0.0120
20901-21-7*0
Sulfinyl hydride O=[SH2]-40.6-47.5± 1.1kJ/mol50.0813 ±
0.0060
25540-60-7*0
Sulfur hydroxide oxide OS(=O)(=O)[O]-474.5-484.0± 1.6kJ/mol97.0715 ±
0.0061
12337-07-4*1
Ethanethiol CCS-28.75-45.58± 0.38kJ/mol62.1350 ±
0.0062
75-08-1*0
Azanylium [NH3+]944.275937.321± 0.029kJ/mol17.03001 ±
0.00022
19496-55-0*0
Difluoroamidogen [N](F)F36.2333.65± 0.63kJ/mol52.003546 ±
0.000070
3744-07-8*0
Fluoroimidogen [N]F232.64232.63± 0.80kJ/mol33.005143 ±
0.000070
13967-06-1*1
Iodine [I]107.157106.757± 0.0021kJ/mol126.904470 ±
0.000030
14362-44-8*1
Methyliumylidene [CH+]1619.7411623.084± 0.040kJ/mol13.01809 ±
0.00080
24361-82-8*0
Trioxidanyl OO[O]25.3623.37± 0.13kJ/mol49.00614 ±
0.00090
12500-78-6*1
Trioxygen difluoride FOOOF112.5106.7± 1.1kJ/mol85.99501 ±
0.00090
16829-28-0*1
Ethylidyne [C]C508.64504.94± 0.80kJ/mol27.0452 ±
0.0016
67624-57-1*1
Vinylidene anion [C-]=C364.26364.07± 0.31kJ/mol26.0378 ±
0.0016
66295-36-1*0
Methanol cation [CH3+]O856.89846.56± 0.32kJ/mol32.04131 ±
0.00090
12538-91-9*0
Hydroxymethylene [CH]O219.3216.4± 1.1kJ/mol30.02598 ±
0.00087
19710-56-6*3
Aquacarbon [C].O442.7441.1± 1.3kJ/mol30.02598 ±
0.00087
81434-73-3*1
Carbonic acid OC(=O)O-596.44-606.55± 0.73kJ/mol62.0248 ±
0.0012
463-79-6*2
Carbonic acid OC(=O)O-561.25-570.09± 0.91kJ/mol62.0248 ±
0.0012
463-79-6*3
Hydroperoxycarbonyl OO[C]=O-73.24-77.10± 0.97kJ/mol61.0168 ±
0.0012
153751-35-0*0
1,3-Dioxolan-2-one C1(=O)OCCO1-492.60-510.25± 0.85kJ/mol88.0621 ±
0.0026
96-49-1*0
Pyruvic acid CC(=O)C(=O)O-520.54-534.88± 0.97kJ/mol88.0621 ±
0.0026
127-17-3*0
Dimethyl carbonate COC(=O)OC-550.03-570.58± 0.37kJ/mol90.0779 ±
0.0026
616-38-6*1
Allylium C=C[CH2+]964.47952.91± 0.33kJ/mol41.0713 ±
0.0024
1724-44-3*0
Propylidyne CC[C]624.9613.4± 1.2kJ/mol41.0718 ±
0.0024
85056-54-8*2
1-Propynyl CC#[C]528.55526.38± 0.65kJ/mol39.0559 ±
0.0024
89342-91-6*0
1-Propynylide CC#[C-]264.61261.03± 0.66kJ/mol39.0565 ±
0.0024
36147-87-2*0
1-Propen-1-yl-3-ylidene [CH]C=[CH]656.7653.3± 1.1kJ/mol39.0559 ±
0.0024
84654-90-0*11
Oxidanylium [OH+]1293.3621293.391± 0.026kJ/mol17.00679 ±
0.00031
12259-29-9*0
t-Butyl anion C[C-](C)C76.952.1± 1.3kJ/mol57.1148 ±
0.0033
65114-21-8*0
Methylcyclopropane CC1CC147.524.2± 1.2kJ/mol56.1063 ±
0.0032
594-11-6*0
5-Ethenyl-1,3-cyclopentadiene C=CC1C=CC=C1237.2215.4± 1.4kJ/mol92.1384 ±
0.0056
29647-85-6*1
2-Hydroxyethenyl [CH]=CO138.00131.26± 0.72kJ/mol43.0446 ±
0.0016
108665-16-3*21
Ethynol C#CO399.8397.4± 1.8kJ/mol42.0367 ±
0.0016
32038-79-2*11
Oxiranylidene C1[C]O1213.5209.2± 1.4kJ/mol42.0367 ±
0.0016
50983-85-2*2
1-Hydroperoxyethylium C[CH+]OO690.7675.0± 1.5kJ/mol61.0594 ±
0.0017
*126898-98-4*21
Ethenyldioxy C=CO[O]118.41108.91± 0.99kJ/mol59.0440 ±
0.0017
88181-72-0*1
Hydroxyformyl anion [C-](=O)O-313.64-315.44± 0.56kJ/mol45.0180 ±
0.0010
78944-70-4*1
Ethoxyethene C=COCC-117.7-141.5± 1.5kJ/mol72.1057 ±
0.0033
109-92-2*2
1,1-Ethenediol C=C(O)O-307.52-320.47± 0.82kJ/mol60.0520 ±
0.0017
10375-04-9*1
1,2-Ethenediol OC=CO-272.64-284.97± 0.89kJ/mol60.0520 ±
0.0017
1571-60-4*1
1-Methoxyethenol C=C(O)OC-284.2-303.6± 1.1kJ/mol74.0785 ±
0.0025
4453-91-2*1
Hydroxy(1-methylethylidene)oxonium CC(C)=[O+][O-]3.50-15.47± 0.94kJ/mol74.0785 ±
0.0025
65339-02-8*0
(Formyloxy)methyl O=CO[CH2]-151.3-159.4± 1.1kJ/mol59.0440 ±
0.0017
3122-12-1*1
Ethylene glycol OCCO-369.65-389.28± 0.40kJ/mol62.0678 ±
0.0018
107-21-1*0
Oxalic acid C(=O)(C(=O)O)O-721.0-731.6± 1.2kJ/mol90.0349 ±
0.0020
144-62-7*0
(Methylamino)methyl cation CN[CH2+]729.64711.02± 0.97kJ/mol44.0752 ±
0.0017
*31277-24-4*0
Tetroxidane OOOO-33.33-43.99± 0.44kJ/mol66.0135 ±
0.0012
29683-94-1*21
(Methyleneamino)methyl anion [CH2-]N=C187.0176.6± 1.6kJ/mol42.0604 ±
0.0016
73859-26-4*0
2-Aminoethenyl [CH]=CN319.8309.6± 1.3kJ/mol42.0599 ±
0.0016
176964-54-8*2
Bromotrichloromethane ClC(Cl)(Cl)Br-29.81-38.96± 0.53kJ/mol198.2728 ±
0.0030
75-62-7*0
Dichloromethyl [CH](Cl)Cl92.9090.99± 0.88kJ/mol83.9240 ±
0.0020
3474-12-2*0
Chloromethyl [CH2]Cl118.47115.39± 0.87kJ/mol49.4793 ±
0.0012
6806-86-6*0
Methyl hypochlorite COCl-53.0-63.0± 1.4kJ/mol66.4866 ±
0.0013
593-78-2*0
1,2-Dichloroethane C(Cl)CCl-118.50-130.45± 0.53kJ/mol98.9586 ±
0.0024
107-06-2*0
Dioxaziridinyl [N]1OO1355.1352.6± 1.4kJ/mol46.00554 ±
0.00060
66252-29-7*0
Hydrogen fluoride F-324.56± 0.13kJ/mol20.006343 ±
0.000070
7664-39-3*955
Chlorofluoromethane C(F)Cl-256.44-263.63± 0.85kJ/mol68.4777 ±
0.0012
593-70-4*0
Difluoromethyliumyl F[C+]F908.35908.78± 0.77kJ/mol50.00696 ±
0.00080
54250-40-7*0
Fluoromethyliumylidene [C+]F1123.481126.69± 0.37kJ/mol31.00855 ±
0.00080
33412-11-2*0
1,2-Difluoroacetylene FC#CF2.845.67± 0.63kJ/mol62.0182 ±
0.0016
689-99-6*0
Iodoacetylene C#CI324.0323.8± 2.0kJ/mol151.9338 ±
0.0016
14545-08-5*0
Chloroformyl O=[C]Cl-21.92-20.53± 0.49kJ/mol63.4628 ±
0.0012
2602-42-8*0
Hypochloroperoxoous acid, hydroxy ester OOOCl48.441.5± 1.8kJ/mol84.4588 ±
0.0013
928652-99-7*1
o-Benzyne anion C1=CC#CC=[CH-]1413.83404.72± 0.95kJ/mol76.0965 ±
0.0048
100569-88-8*0
Cycloheptene C1CCC=CCC128.57-8.66± 0.74kJ/mol96.1702 ±
0.0057
628-92-2*0
Anisole c1ccccc1OC-45.97-70.82± 0.63kJ/mol108.1378 ±
0.0056
100-66-3*0
Benzoylium c1ccc(cc1)[C+]=O764.1750.0± 1.3kJ/mol105.1135 ±
0.0056
19270-10-1*0
Benzoyl fluoride c1ccc(cc1)C(=O)F-287.9-304.3± 1.3kJ/mol124.1124 ±
0.0056
455-32-3*0
Fluorobenzene cation c1ccc(cc1)[F+]791.94776.91± 0.39kJ/mol96.1018 ±
0.0048
34468-25-2*0
Nitrosobenzene c1ccc(cc1)N=O217.0200.0± 1.2kJ/mol107.1100 ±
0.0048
586-96-9*0
1-Methylethoxy CC([O])C-25.06-43.82± 0.74kJ/mol59.0871 ±
0.0025
3958-66-5*0
Nitromethyl C=[N+](=O)[O-]139.8130.4± 1.1kJ/mol60.0321 ±
0.0010
16787-85-2*0
Nitroethane CC[N+](=O)[O-]-83.42-102.75± 0.62kJ/mol75.0666 ±
0.0017
79-24-3*0
Carboxymethanaminium [NH3+]CC(=O)O270.0246.6± 1.1kJ/mol76.0740 ±
0.0018
*56-40-6*1
cis-1,2-Dibromoethene C(\Br)=C\Br124.7104.1± 1.6kJ/mol185.8453 ±
0.0026
590-11-4*0
2-Butanone CCC(=O)C-216.84-238.29± 0.79kJ/mol72.1057 ±
0.0033
78-93-3*0
Acryloyl C=C[C]=O101.295.2± 1.4kJ/mol55.0553 ±
0.0024
72241-20-4*11
Formaldoxime C=NO30.620.0± 1.3kJ/mol45.04066 ±
0.00088
75-17-2*1
1,3-Cyclobutadien-1-yl [C]1=CC=C1653.9649.4± 1.1kJ/mol51.0666 ±
0.0032
127611-22-7*0
5-Methyl-1,3-cyclopentadiene CC1C=CC=C1134.1111.1± 1.4kJ/mol80.1277 ±
0.0048
96-38-8*0
Trifluorosilyl [Si](F)(F)F-993.0-996.0± 1.3kJ/mol85.08071 ±
0.00030
14835-14-4*0
Silylsilylene [SiH3][SiH]317.3309.5± 1.9kJ/mol60.20276 ±
0.00066
50420-90-1*2
Fluorotrimethylsilane C[Si](F)(C)C-547.2-570.8± 2.0kJ/mol92.1875 ±
0.0025
420-56-4*0
Chlorotrimethylsilane C[Si](Cl)(C)C-326.4-349.5± 2.3kJ/mol108.6418 ±
0.0027
75-77-4*0
Trimethylsiloxide C[Si](C)(C)[O-]-486.6-510.4± 2.1kJ/mol89.1890 ±
0.0025
41866-81-3*0
1,4-Hexadiyne CC#CCC#C424.7414.8± 1.2kJ/mol78.1118 ±
0.0048
10420-91-4*0
Biallenyl C=C=CC=C=C410.7399.0± 1.5kJ/mol78.1118 ±
0.0048
29776-96-3*1
1,2,3,4-Hexatetraene C=C=C=C=CC429.9420.1± 1.5kJ/mol78.1118 ±
0.0048
177856-38-1*0
Pentatetraene C=C=C=C=C452.60448.60± 0.93kJ/mol64.0853 ±
0.0040
21986-03-8*0
Dinitrogen tetraoxide O=N(=O)N(=O)=O20.2110.92± 0.14kJ/mol92.0111 ±
0.0012
10544-72-6*0
Bromochlorane ClBr21.89114.447± 0.059kJ/mol115.3567 ±
0.0013
13863-41-7*0
1-Aminoethyl C[CH]N133.38116.59± 0.93kJ/mol44.0758 ±
0.0017
30208-36-7*0
Ethylamidogen CC[NH]166.76150.63± 0.94kJ/mol44.0758 ±
0.0017
41084-92-8*0
2-Naphthyl anion c12ccccc1C=C[C-]=C2288.8269.4± 1.2kJ/mol127.1631 ±
0.0080
88760-89-8*0
1-Naphthyl anion c12ccccc1C=CC=[C-]2283.6264.2± 1.2kJ/mol127.1631 ±
0.0080
125254-29-7*0
Nitrosamine NN=O85.8877.00± 0.94kJ/mol46.02876 ±
0.00036
35576-91-1*0
Sulfur trioxide anion O=[S-](=O)=O-603.0-608.6± 2.3kJ/mol80.0647 ±
0.0061
12210-38-7*0
Carbon disulfide S=C=S116.06116.86± 0.59kJ/mol76.1427 ±
0.0120
75-15-0*0
Sulfanyloxidanide S[O-]-143.3-146.1± 1.4kJ/mol49.0739 ±
0.0060
2679834-98-9*0
Thioperoxide O[S-]-161.5-164.0± 1.3kJ/mol49.0739 ±
0.0060
88657-56-1*0
Boron trichloride B(Cl)(Cl)Cl-427.70± 0.78kJ/mol117.1691 ±
0.0075
10294-34-5*500
Iodine monobromide BrI49.72740.780± 0.066kJ/mol206.8085 ±
0.0010
7789-33-5*0
Diazenyl [N]=N252.18249.26± 0.45kJ/mol29.02142 ±
0.00016
36882-13-0*0
Nitrosyl chloride ClN=O54.48152.580± 0.068kJ/mol65.45884 ±
0.00095
2696-92-6*0
Carbide [C]=[C-]504.38510.95± 0.31kJ/mol24.0219 ±
0.0016
12595-78-7*0
Carbon dioxide C(=O)=O49.850.6± 1.1kJ/mol44.00950 ±
0.00100
124-38-9*1
Bicyclo[1.1.0]buta-1,3-diene-2,4-diyl C12=[C]C2=[C]11047.101054.70± 0.68kJ/mol48.0428 ±
0.0032
12184-80-4*0
Methane cation [CH4+]1150.6861144.303± 0.057kJ/mol16.04191 ±
0.00085
20741-88-2*0
Bromide [Br-]-120.50± 0.12kJ/mol79.90455 ±
0.00100
24959-67-9*800
Ethanium C[H+]C874.38858.14± 0.61kJ/mol31.0764 ±
0.0017
24669-33-8*0
Dinitrogen pentoxide O=[N+]([O-])O[N+](=O)[O-]24.3614.79± 0.30kJ/mol108.0105 ±
0.0015
10102-03-1*0
Acetylene cation C#[CH+]1328.891328.23± 0.12kJ/mol26.0367 ±
0.0016
25641-79-6*0
1-Ethylium-1-ylidene [C+]C1329.81328.3± 1.2kJ/mol27.0447 ±
0.0016
78949-84-5*0
Ethylidyne anion [C-]C457.1453.1± 1.2kJ/mol27.0458 ±
0.0016
117768-70-4*0
Vinylidene [C]=C610.63610.34± 0.39kJ/mol26.0373 ±
0.0016
2143-69-3*1
Hydrogen fluoride F-334.67± 0.15kJ/mol20.006343 ±
0.000070
7664-39-3*800
Isocyanomethyl [CH2][N+]#[C-]363.3360.8± 1.1kJ/mol40.0440 ±
0.0016
70971-59-4*0
Methyloxoniumylidene C[O+]1062.711054.90± 0.57kJ/mol31.03337 ±
0.00088
58157-09-8*0
Hydroxymethanide [CH2-]O10.03.4± 1.5kJ/mol31.03447 ±
0.00088
55830-71-2*0
Formaldehyde C=O-105.382-109.223± 0.094kJ/mol30.02598 ±
0.00087
50-00-0*2
Hydroxymethylene [CH]O131.11127.37± 0.29kJ/mol30.02598 ±
0.00087
19710-56-6*2
Hydroxymethylene cation [CH+]O971.9968.2± 1.4kJ/mol30.02543 ±
0.00087
135395-06-1*1
Isoformyl [C]O217.25217.63± 0.69kJ/mol29.01804 ±
0.00086
71080-92-7*0
Hydroxyoxomethoxy O[C](=O)[O]-360.34-366.42± 0.93kJ/mol61.0168 ±
0.0012
38330-85-7*0
3-Dioxiranone O=C1OO1-159.9-162.7± 1.5kJ/mol60.0089 ±
0.0012
94660-13-6*0
Carbonylbis(oxy) anion [O]C(=O)[O-]-550.4-552.4± 1.4kJ/mol60.0094 ±
0.0012
16518-46-0*0
Methyl hydrocarbonate C(=O)(O)OC-577.00-592.55± 0.87kJ/mol76.0514 ±
0.0019
7456-87-3*1
1,2,3-Trioxolane O1OCCO1-5.6-23.3± 1.5kJ/mol76.0514 ±
0.0019
6669-36-9*0
1-Methylethylidene C[C]C326.9313.7± 1.2kJ/mol42.0797 ±
0.0024
40852-89-9*1
1-Propenyl CC=[CH]280.26269.43± 0.76kJ/mol41.0718 ±
0.0024
6067-68-1*1
Bifluoride F.[F-]-481.8-480.6± 1.9kJ/mol39.005295 ±
0.000070
*18130-74-0*2
Cyclopropynyl [CH]1C#C1711.26715.38± 0.71kJ/mol37.0400 ±
0.0024
119178-99-3*0
n-Butyl anion CCC[CH2-]106.281.3± 1.3kJ/mol57.1148 ±
0.0033
79431-01-9*0
sec-Butyl anion CC[CH-]C103.478.9± 1.3kJ/mol57.1148 ±
0.0033
79431-00-8*0
Iodide [I-]-56.824± 0.090kJ/mol126.905019 ±
0.000030
20461-54-5*800
1,2-Butadienyl anion CC=C=[CH-]255.7246.2± 1.1kJ/mol53.0830 ±
0.0032
65114-67-2*0
Neopentyl C(C)(C)(C)[CH2]70.040.3± 1.3kJ/mol71.1408 ±
0.0041
3744-21-6*0
n-Hexane CCCCCC-179.83-198.49± 0.32kJ/mol86.1754 ±
0.0049
110-54-3*500
n-Nonane CCCCCCCCC-176.27-228.06± 0.48kJ/mol128.2551 ±
0.0073
111-84-2*0
1-Hydroxyethylium C[CH+]O611.0596.5± 1.1kJ/mol45.0600 ±
0.0017
18682-96-7*2
2-Hydroxyethyl [CH2]CO-10.84-23.47± 0.93kJ/mol45.0605 ±
0.0017
4422-54-2*2
Ethoxy CC[O]1.38-12.04± 0.42kJ/mol45.0605 ±
0.0017
2154-50-9*0
Vinyl alcohol cation C=C[OH+]778.6767.4± 1.3kJ/mol44.0520 ±
0.0017
57239-63-1*2
1-Hydroxyethylidene C[C]O70.0759.56± 0.86kJ/mol44.0526 ±
0.0017
30967-49-8*22
1-Hydroxyethenyl C=[C]O121.31114.93± 0.83kJ/mol43.0446 ±
0.0016
81847-74-7*0
Oxiranylium C1[CH+]O1901.3893.3± 1.4kJ/mol43.0441 ±
0.0016
57789-76-1*2
C=O=C [C]=[O]=[C]653.0657.3± 1.5kJ/mol40.0208 ±
0.0016
*12071-23-7*1
C=O=C [C]=[O]=[C]721.9726.2± 1.6kJ/mol40.0208 ±
0.0016
*12071-23-7*2
Oxoethylidene [CH]C=O275.4272.6± 1.7kJ/mol42.0367 ±
0.0016
39920-84-8*2
Hydrogen bromide Br-120.50± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*800
Dihydroxymethanide [CH-](O)O-194.2-203.2± 1.8kJ/mol47.0339 ±
0.0010
61192-32-3*2
Azide [N]N=[N-]193.68190.17± 0.91kJ/mol42.02077 ±
0.00021
14343-69-2*0
1-Hydroperoxyethyl C[CH]OO39.726.1± 1.3kJ/mol61.0599 ±
0.0017
126898-98-4*0
Formic acid cation [CH+](=O)O721.99714.90± 0.24kJ/mol46.0248 ±
0.0010
50614-05-6*1
Methyldioxirane CC1OO1-40.46-54.38± 0.91kJ/mol60.0520 ±
0.0017
70308-85-9*0
Formyloxidanyl C(=O)[O]-121.96-125.30± 0.55kJ/mol45.0174 ±
0.0010
16499-21-1*2
1H-Triazirin-1-yl [N]1N=[N]1586.1584.3± 2.0kJ/mol42.02022 ±
0.00021
912535-95-6*0
1-Propene-1,2-diol CC(O)=CO-311.3-329.7± 1.2kJ/mol74.0785 ±
0.0025
7333-03-1*1
1-Propene-1,2-diol CC(O)=CO-293.1-309.7± 1.2kJ/mol74.0785 ±
0.0025
7333-03-1*2
1-Methylethenyl hydroperoxide C=C(C)OOH-63.4-82.1± 1.3kJ/mol74.0785 ±
0.0025
177944-34-2*1
(Formyloxy)methyl O=CO[CH2]-135.7-143.9± 1.3kJ/mol59.0440 ±
0.0017
3122-12-1*2
Carboxymethyl [CH2]C(=O)O-206.0-215.3± 1.2kJ/mol59.0440 ±
0.0017
2887-46-9*2
Dimethylamide C[N-]C123.1104.7± 1.4kJ/mol44.0763 ±
0.0017
34285-60-4*0
Ethylideneamidogen CC=[N]209.8199.3± 1.1kJ/mol42.0599 ±
0.0016
28445-33-2*0
(Methyleneamino)methyl [CH2]N=C244.3233.6± 1.3kJ/mol42.0599 ±
0.0016
56391-78-7*0
2-Aminoethenyl [CH]=CN325.6315.4± 1.3kJ/mol42.0599 ±
0.0016
176964-54-8*1
2-Aziridinyl N1[CH]C1361.0348.8± 1.7kJ/mol42.0599 ±
0.0016
*23838-09-7*1
Diazirenide C1=N[N-]1454.9452.2± 1.5kJ/mol41.03267 ±
0.00082
130614-84-5*2
1H-Diazirin-3-yl N1N=[C]1618.7615.8± 1.6kJ/mol41.03212 ±
0.00082
324529-57-9*1
1H-Diazirene C1=NN1405.2398.1± 1.4kJ/mol42.04006 ±
0.00082
157-23-3*0
Dioxidenium O[O+]1110.871107.98± 0.11kJ/mol33.00619 ±
0.00060
12207-52-2*0
1,1,2-Trichloroethane C(Cl)C(Cl)Cl-135.6-147.3± 1.1kJ/mol133.4033 ±
0.0031
79-00-5*0
1,1,1,2-Tetrachloroethane C(Cl)C(Cl)(Cl)Cl-144.4-152.9± 1.3kJ/mol167.8481 ±
0.0039
630-20-6*0
Pentachloroethyl C(Cl)(Cl)(Cl)[C](Cl)Cl28.927.0± 1.3kJ/mol201.2849 ±
0.0048
7094-17-9*0
Iodomethane CI-12.16± 0.18kJ/mol141.93899 ±
0.00083
74-88-4*590
Chloryl hydride [H][Cl](=O)=O197.7191.2± 1.6kJ/mol68.4594 ±
0.0011
174365-32-3*0
Difluoromethylene F[C]F43.3044.02± 0.35kJ/mol50.00751 ±
0.00080
2154-59-8*1
Trioxidanylium OO[O+]1070.71064.4± 1.4kJ/mol49.00559 ±
0.00090
74241-49-9*1
Ethyl iodide CCI-9.40-39.27± 0.48kJ/mol155.9656 ±
0.0016
75-03-6*500
cis-1,2-Difluoroethene F/C=C\F-302.97-309.73± 0.83kJ/mol64.0341 ±
0.0016
1630-77-9*0
Fluoroethynyl [C]#CF445.3449.9± 1.6kJ/mol43.0198 ±
0.0016
22533-50-2*0
Fluoro(fluorooxy)methylene F[C]OF-134.8-136.0± 1.3kJ/mol66.00691 ±
0.00085
479587-30-9*2
Dibromophosgene O=C(Br)Br-97.93-113.86± 0.37kJ/mol187.8181 ±
0.0022
593-95-3*0
1,3,5-Hexatriynyl [C]#CC#CC#C1003.11010.6± 2.3kJ/mol73.0721 ±
0.0048
88053-50-3*0
Benzene c1ccccc150.7949.24± 0.21kJ/mol78.1118 ±
0.0048
71-43-2*500
Water anion [H][O-][H]31.329.8± 3.1kJ/mol18.01583 ±
0.00033
12259-30-2*100
o-Benzyne C1=CC#CC=C1468.21459.29± 0.85kJ/mol76.0960 ±
0.0048
462-80-6*0
m-Benzyne c1[c]ccc[c]1527.4519.0± 1.2kJ/mol76.0960 ±
0.0048
1828-89-3*2
p-Benzyne c1c[c]cc[c]1587.1577.6± 1.2kJ/mol76.0960 ±
0.0048
3355-34-8*2
Cycloheptane C1CCCCCC1-72.40-117.90± 0.52kJ/mol98.1861 ±
0.0057
291-64-5*0
Hydrogen difluoride F.[F]-198.5-198.4± 1.2kJ/mol39.004746 ±
0.000070
12528-21-1*1
1-Oxopropyl CC[C]=O-17.33-29.82± 0.93kJ/mol57.0712 ±
0.0024
15843-24-0*2
Propyn-1-ol CC#CO65.757.4± 1.1kJ/mol56.0633 ±
0.0024
6175-54-8*0
Formylethynyl [C]#CC=O468.5470.4± 1.3kJ/mol53.0394 ±
0.0024
277743-00-7*0
2-Cyclopropen-1-one O=C1C=C1164.0160.0± 1.1kJ/mol54.0474 ±
0.0024
2961-80-0*0
Formamide enol N=CO-130.6-141.8± 1.3kJ/mol45.04066 ±
0.00088
60100-09-6*1
Cyanovinylidene [C]=CC#N581.8584.3± 1.2kJ/mol51.0468 ±
0.0024
70277-81-5*0
Isocyanovinylidene [C]=C[N+]#[C-]697.1700.4± 1.4kJ/mol51.0468 ±
0.0024
737788-76-0*0
Isocyanoethene C=C[N+]#[C-]285.32278.82± 0.92kJ/mol53.0627 ±
0.0024
14668-82-7*1
1-Cyanoethylidene C[C]C#N437.6433.8± 1.4kJ/mol53.0627 ±
0.0024
498544-34-6*1
Isocyanomethylene [CH][N+]#[C-]583.1584.4± 1.6kJ/mol39.0361 ±
0.0016
78694-65-2*1
2-Methyl-2-cyclopropen-1-ylidene CC1=C[C]1448.1441.9± 1.2kJ/mol52.0746 ±
0.0032
185841-59-2*2
1,2,3-Butatrien-1-ylium C=C=C=[CH+]1425.91426.2± 1.3kJ/mol51.0661 ±
0.0032
81932-79-8*1
But-1-en-3-yn-1-ide C#CC=[CH-]419.8418.7± 1.2kJ/mol51.0672 ±
0.0032
119611-65-3*2
But-3-en-1-yn-1-ide C=CC#[C-]326.8323.7± 1.3kJ/mol51.0672 ±
0.0032
58870-47-6*2
Cyclobutenyl C1[CH]C=C1337.3324.8± 1.2kJ/mol53.0825 ±
0.0032
24669-29-2*0
Propargyl chloride C#CCCl186.7180.8± 1.3kJ/mol74.5086 ±
0.0026
624-65-7*0
Dioxosilane O=[Si]=O-277.9-279.3± 2.0kJ/mol60.08430 ±
0.00067
7631-86-9*0
Dimethylsilane C[SiH2]C-66.8-88.3± 1.1kJ/mol60.1704 ±
0.0017
1111-74-6*0
Trimethylsilyl C[Si](C)C47.525.4± 1.9kJ/mol73.1891 ±
0.0025
16571-41-8*0
Bromonium [BrH2+]924.4913.6± 3.0kJ/mol81.9193 ±
0.0010
36658-54-5*0
Benzvalene C1=CC2C3C1C23404.4386.7± 1.2kJ/mol78.1118 ±
0.0048
659-85-8*0
1-Ethynyl-2-propyn-1-ylidene C#C[C]C#C727.0734.1± 1.7kJ/mol62.0694 ±
0.0040
882068-94-2*1
1,2-Pentadien-4-yne C#CC=C=C442.30436.67± 0.97kJ/mol64.0853 ±
0.0040
33555-85-0*0
2,4-Pentadiynyl C#CC#C[CH2]568.81568.06± 0.98kJ/mol63.0773 ±
0.0040
115236-82-3*0
2-Naphthalenyl c12ccccc1C=C[C]=C2416.9397.3± 1.3kJ/mol127.1626 ±
0.0080
10237-50-0*0
1-Naphthalenyl c12ccccc1C=CC=[C]2418.2398.6± 1.3kJ/mol127.1626 ±
0.0080
2510-51-2*0
Aniline c1ccc(cc1)N108.8386.82± 0.72kJ/mol93.1265 ±
0.0048
62-53-3*0
Thiodioxy S=[O+][O-]199.2197.0± 1.3kJ/mol64.0648 ±
0.0060
164034-62-2*0
Hydrogen oxide sulfide [OH2]=S50.844.8± 1.3kJ/mol50.0813 ±
0.0060
155348-09-7*0
3,3-Dioxidedioxathiirane O=S1(=O)OO1-257.1-265.2± 1.4kJ/mol96.0636 ±
0.0061
1177730-84-5*2
Sulfate [O-]S(=O)(=O)[O-]-599.7-608.4± 1.8kJ/mol96.0647 ±
0.0061
14808-79-8*0
Chlorine difluoride [Cl](F)F-47.0-48.2± 1.4kJ/mol73.44951 ±
0.00090
24801-48-7*0
Bromo hypobromite BrOBr121.1104.6± 1.2kJ/mol175.8074 ±
0.0020
21308-80-5*0
Diborane [H]1[BH2][H][BH2]152.836.9± 1.3kJ/mol27.6696 ±
0.0140
19287-45-7*0
(Z)-Difluorodiazene FN=NF78.572.9± 2.1kJ/mol66.01029 ±
0.00014
13812-43-6*2
(E)-Difluorodiazene FN=NF84.278.9± 2.3kJ/mol66.01029 ±
0.00014
13776-62-0*1
Dioxiranylidene [C]1OO1190.3191.1± 1.4kJ/mol44.00950 ±
0.00100
138832-57-2*0
(E)-Diazene cation [H]/N=[N+]/[H]1132.571125.63± 0.64kJ/mol30.02881 ±
0.00020
59952-06-6*0
(Z)-Diazene [H]/N=N\[H]228.85221.71± 0.59kJ/mol30.02936 ±
0.00020
15626-42-3*0
Chlorine chlorite ClO[Cl]=O168.6166.2± 1.3kJ/mol102.9042 ±
0.0019
105206-44-8*3
Hydrogen difluoride cation [F+]F[H]1174.31171.3± 1.5kJ/mol39.004198 ±
0.000070
*126950-54-7*0
Oxofluoronium O=[F+]1342.661342.61± 0.80kJ/mol34.99725 ±
0.00030
12763-67-6*0
Dioxosilane O=[Si]=O-906.76-911.74± 0.63kJ/mol60.08430 ±
0.00067
7631-86-9*505
Aminomethylene [CH][NH2]245.9238.1± 1.5kJ/mol29.04126 ±
0.00083
35430-17-2*0
Methyleneamidogen anion C=[N-]192.86189.11± 0.88kJ/mol28.03387 ±
0.00082
28892-56-0*0
(Z)-Iminomethyl [CH]=N294.54291.06± 0.89kJ/mol28.03332 ±
0.00082
54980-11-9*0
Aminomethylidyne [C]N372.0368.4± 1.1kJ/mol28.03332 ±
0.00082
84654-89-7*0
Ethynylamidogen C#C[NH]395.32393.29± 0.96kJ/mol40.0440 ±
0.0016
73456-14-1*0
Methyleneoxonium [CH2].O152.50144.19± 0.49kJ/mol32.04186 ±
0.00090
177788-17-9*0
Hydroxymethylene anion [CH-]O147.1144.1± 1.6kJ/mol30.02653 ±
0.00087
207914-87-2*1
Hydroxymethyliumylidene [C+]O986.01987.65± 0.83kJ/mol29.01749 ±
0.00086
60528-75-8*0
Isoformyl anion [C][O].[H-]55.758.4± 1.8kJ/mol29.01859 ±
0.00086
81747-63-9*1
Carbonic acid OC(=O)O-602.25-611.56± 0.55kJ/mol62.0248 ±
0.0012
463-79-6*0
Peroxyformic acid C(=O)OO-265.2-273.2± 1.5kJ/mol62.0248 ±
0.0012
107-32-4*2
Oxygen cation monohydrate [H]O[H][O+]1153.41147.9± 3.3kJ/mol34.01413 ±
0.00062
*31748-17-1*0
Bifluoride F.[F-]-68.0-67.6± 1.6kJ/mol39.005295 ±
0.000070
*18130-74-0*1
Deuterium atom [2H]219.804221.717± 0.000kJ/mol2.01410177800 ±
0.00000000040
16873-17-9*0
1,3-Propanediyl [CH2]C[CH2]319.3307.1± 1.3kJ/mol42.0797 ±
0.0024
32458-33-6*11
Propan-1-yl-3-ylidene [CH2]C[CH]554.4545.7± 1.3kJ/mol41.0718 ±
0.0024
*50457-59-5*2
1-Propenylidene CC=[C]392.5388.1± 1.1kJ/mol40.0639 ±
0.0024
70277-78-0*1
Hydroxyaminiumyl [N+]O1161.21158.2± 1.4kJ/mol31.01353 ±
0.00032
63559-88-6*0
Cycloprop-2-enyl C1=C[CH]1490.33485.78± 0.57kJ/mol39.0559 ±
0.0024
28933-84-8*0
2-Propen-1-yl-3-ylidene [CH2]C=[C]556.66554.40± 0.89kJ/mol39.0559 ±
0.0024
202744-74-9*0
Fluoride [F-]-334.67± 0.15kJ/mol18.99895178 ±
0.00000050
16984-48-8*800
2-Propynylidyne anion C#C[C-]540.78545.55± 0.75kJ/mol37.0406 ±
0.0024
82893-67-2*0
t-Butylium C[C+](C)C733.96710.68± 0.98kJ/mol57.1137 ±
0.0033
14804-25-2*0
2-Hydrotrioxy cation [O][OH][O+]1298.41291.8± 1.4kJ/mol49.00559 ±
0.00090
*74241-49-9*0
1,2-Butadienylium CC=C=[CH+]1099.21089.9± 1.2kJ/mol53.0820 ±
0.0032
*65114-67-2*2
Triiodide I[I-]I-51.56± 0.79kJ/mol380.713959 ±
0.000090
14900-04-0*800
2-Hydroxy-1,1-dimethylethyl [C](C)(C)CO-71.6-96.5± 1.4kJ/mol73.1137 ±
0.0033
5723-75-1*0
2-Hydrotrioxy anion [O][OH][O-]27.421.6± 1.4kJ/mol49.00669 ±
0.00090
*89965-38-8*0
Vinylcyclopentadienyl C=C[C]1C=CC=C1314.9296.9± 1.7kJ/mol91.1305 ±
0.0056
1201826-88-1*0
Chlorosyl hydride [H]Cl[O]141.9139.0± 1.7kJ/mol52.46004 ±
0.00095
71572-35-5*0
2,2-Dimethylbutane CCC(C)(C)C-145.28-185.70± 0.75kJ/mol86.1754 ±
0.0049
75-83-2*0
n-Decane CCCCCCCCCC-192.29-249.04± 0.75kJ/mol142.2817 ±
0.0081
124-18-5*0
Ethanol CCO-269.60-277.36± 0.20kJ/mol46.0684 ±
0.0017
64-17-5*500
Hydroxyamidogen [NH]O123.3116.7± 1.7kJ/mol32.02202 ±
0.00034
13940-32-4*2
Hydroxyaminylium [NH+]O1019.51012.4± 2.5kJ/mol32.02147 ±
0.00034
66097-71-0*1
Vinyl alcohol cation C=C[OH+]786.65775.43± 0.80kJ/mol44.0520 ±
0.0017
57239-63-1*1
Vinoxy cation [CH2+]C=O1020.21013.2± 1.5kJ/mol43.0441 ±
0.0016
*35731-40-9*1
Vinoxide [CH2-]C=O-153.09-160.15± 0.53kJ/mol43.0452 ±
0.0016
35731-40-9*0
1-Hydroxyethenylium C=[C+]O841.7834.9± 1.4kJ/mol43.0441 ±
0.0016
41084-89-3*2
Oxiranyl anion C1[CH-]O1121.2113.2± 1.5kJ/mol43.0452 ±
0.0016
72722-59-9*2
COC vdW [C]=O.[C]589.7598.4± 1.5kJ/mol40.0208 ±
0.0016
*12071-24-8*1
Aquachlorine cation [Cl+]O([H])[H]821.9815.1± 1.8kJ/mol53.46743 ±
0.00096
142599-65-3*0
Oxirene C1=CO1389.7385.5± 1.4kJ/mol42.0367 ±
0.0016
157-18-6*12
Oxywater [OH2][O]64.958.4± 1.3kJ/mol34.01468 ±
0.00062
171363-09-0*0
Methanediol C(O)O-368.89-381.83± 0.74kJ/mol48.0413 ±
0.0010
463-57-0*2
Hydroxymethoxy anion [O-]CO-373.82-383.77± 0.85kJ/mol47.0339 ±
0.0010
67899-36-9*2
Ethoxyoxoniumylidene CCO[O+]923.9911.6± 1.5kJ/mol61.0594 ±
0.0017
268728-77-4*1
Ethaneperoxolate CCO[O-]-120.33-136.95± 0.68kJ/mol61.0604 ±
0.0017
268728-75-2*3
Formyloxoniumylidene C(=O)[O+]1017.41014.0± 1.4kJ/mol45.0169 ±
0.0010
54375-27-8*0
Dioxymethylene [CH]O[O]364.0361.7± 2.4kJ/mol45.0174 ±
0.0010
438586-67-5*1
Cyanate N#C[O-]-221.14-221.36± 0.53kJ/mol42.01739 ±
0.00086
661-20-1*0
Oxazirinyl [C]1=NO1450.1450.9± 1.5kJ/mol42.01684 ±
0.00086
228850-18-8*0
2-Propene-1,2-diol C=C(O)CO-295.3-314.9± 1.2kJ/mol74.0785 ±
0.0025
44169-27-9*11
2-Methoxy-2-oxoethyl [CH2]C(=O)OC-202.9-218.1± 1.5kJ/mol73.0706 ±
0.0025
54668-31-4*1
(Acetyloxy)methyl CC(=O)O[CH2]-200.1-213.8± 1.5kJ/mol73.0706 ±
0.0025
2887-49-2*1
Glyoxal O=CC=O-207.84-213.40± 0.55kJ/mol58.0361 ±
0.0017
107-22-2*0
Trioxidaniumyl O[O+]O925.5916.3± 1.4kJ/mol50.01353 ±
0.00091
161321-37-5*2
Dioxyamidogen [NH-][O+]=O240.5233.8± 1.8kJ/mol47.01348 ±
0.00061
71843-95-3*2
Dimethylmethyleneammonium C[N+](C)[CH2]697.1672.1± 1.3kJ/mol58.1018 ±
0.0025
28149-27-1*0
2-Methanidylidynehydrazin-2-ium-1-ide [NH-][N+]#[C-]281.9279.2± 1.4kJ/mol41.03267 ±
0.00082
*947408-74-4*2
2-Methanidylidynehydrazin-2-ium-1-ide [NH-][N+]#[C-]518.7516.1± 1.6kJ/mol41.03267 ±
0.00082
*947408-74-4*12
Isocyanamide N[N+]#[C-]328.5322.6± 1.5kJ/mol42.04006 ±
0.00082
4702-38-9*0
Trichloromethide Cl[C-](Cl)Cl-123.2-122.6± 2.0kJ/mol118.3693 ±
0.0028
14478-07-0*0
1,1,2,2-Tetrachloroethane C(Cl)(Cl)C(Cl)Cl-146.7-156.1± 1.5kJ/mol167.8481 ±
0.0039
79-34-5*0
1,1,2,2-Tetrachloroethane C(Cl)(Cl)C(Cl)Cl-172.9-201.8± 1.5kJ/mol167.8481 ±
0.0039
79-34-5*500
Pentachloroethane C(C(Cl)(Cl)Cl)(Cl)Cl-201.9± 2.5kJ/mol202.2928 ±
0.0048
76-01-7*500
Trichloroethene C(Cl)=C(Cl)Cl-48.8± 1.5kJ/mol131.3874 ±
0.0031
79-01-6*590
Tetrachloroethene C(Cl)(Cl)=C(Cl)(Cl)-61.12± 0.99kJ/mol165.8322 ±
0.0039
127-18-4*500
Trichloroethene C(Cl)=C(Cl)Cl-10.9-14.2± 1.5kJ/mol131.3874 ±
0.0031
79-01-6*0
Chlorine difluoride cation [Cl+](F)F998.8996.6± 1.7kJ/mol73.44896 ±
0.00090
32629-46-2*0
Bromodichloromethane C(Cl)(Cl)Br-34.8-46.5± 1.2kJ/mol163.8280 ±
0.0022
75-27-4*0
Diiodomethane C(I)I122.96113.52± 0.78kJ/mol267.83552 ±
0.00081
75-11-6*0
Difluorodibromomethane FC(F)(Br)Br-359.8-377.8± 1.3kJ/mol209.8155 ±
0.0022
75-61-6*0
Dichlorodibromomethane ClC(Cl)(Br)Br28.312.4± 1.2kJ/mol242.7241 ±
0.0028
594-18-3*0
Difluorobromomethane C(F)(F)Br-411.39-424.59± 0.47kJ/mol130.9194 ±
0.0013
1511-62-2*0
1,2-Difluoroethane C(F)CF-434.39-447.81± 0.80kJ/mol66.0500 ±
0.0016
624-72-6*0
Fluoro(fluorooxy)methylene F[C]OF-37.5-39.1± 1.4kJ/mol66.00691 ±
0.00085
479587-30-9*1
Benzenium C1C=C[CH+]C=C1887.8867.7± 1.1kJ/mol79.1192 ±
0.0048
26812-57-7*0
Dihydrogen fluoride anion F.[H-]133.2131.9± 1.6kJ/mol21.01483 ±
0.00014
117339-92-1*1
Phenylium c1cccc[c+]11251.31238.2± 1.6kJ/mol77.1034 ±
0.0048
17333-73-2*1
Benzylium c1ccc(cc1)[CH2+]929.57910.08± 0.51kJ/mol91.1299 ±
0.0056
6711-19-9*0
Benzylidene c1ccc(cc1)[CH]473.0457.7± 1.3kJ/mol90.1225 ±
0.0056
3101-08-4*1
Cycloheptatetraene C=1=CC=CC=CC1418.7403.1± 1.3kJ/mol90.1225 ±
0.0056
52783-93-4*2
2,5-Norbornadien-7-yl [CH]1C2C=CC1C=C2480.2459.2± 1.7kJ/mol91.1305 ±
0.0056
35430-15-0*0
Pentalene C1=CC2=CC=CC2=C1389.9373.6± 1.4kJ/mol102.1332 ±
0.0064
250-25-9*0
Indenyl c1ccc2c(c1)C=C[CH]2299.2279.2± 1.6kJ/mol115.1519 ±
0.0072
71551-80-9*0
Benzoyl chloride c1ccc(cc1)C(=O)Cl-157.10± 0.26kJ/mol140.5667 ±
0.0057
98-88-4*500
Benzoyl chloride c1ccc(cc1)C(=O)Cl-89.5-104.8± 1.2kJ/mol140.5667 ±
0.0057
98-88-4*0
Hexafluorobenzene Fc1c(F)c(F)c(F)c(F)c1F-942.55-947.55± 0.87kJ/mol186.0546 ±
0.0048
392-56-3*0
Chlorobenzene cation c1ccc(cc1)[Cl+]942.60928.68± 0.61kJ/mol112.5561 ±
0.0049
55450-32-3*0
Chlorobenzene c1ccc(cc1)Cl11.35± 0.59kJ/mol112.5566 ±
0.0049
108-90-7*500
m-Chlorophenyl c1(Cl)c[c]ccc1321.8311.0± 1.6kJ/mol111.5487 ±
0.0049
3474-40-6*0
p-Chlorophenyl c1(Cl)cc[c]cc1324.7313.9± 1.6kJ/mol111.5487 ±
0.0049
2396-00-1*0
o-Chlorophenyl c1(Cl)[c]cccc1328.9318.2± 1.6kJ/mol111.5487 ±
0.0049
3474-42-8*0
Bromobenzene cation c1ccc(cc1)[Br+]995.1973.6± 1.3kJ/mol157.0074 ±
0.0049
55450-33-4*0
Iodobenzene c1ccc(cc1)I113.7113.8± 1.1kJ/mol204.0084 ±
0.0048
591-50-4*500
Nitrobenzene c1ccc(cc1)[N+](=O)[O-]82.562.5± 1.3kJ/mol123.1094 ±
0.0049
98-95-3*0
3-Methylenecyclopropene cation [CH2+]=C1C=C11181.81174.7± 1.2kJ/mol52.0740 ±
0.0032
79105-72-9*0
1-Hydroxy-1-methylethyl cation C[C+](O)C521.3501.0± 1.2kJ/mol59.0865 ±
0.0025
*5131-95-3*0
1-Hydroxypropyl CC[CH]O-55.3-73.0± 1.1kJ/mol59.0871 ±
0.0025
5723-77-3*0
1-Oxopropyl CC[C]=O-19.1-31.9± 1.1kJ/mol57.0712 ±
0.0024
15843-24-0*1
Peroxychlorous acid O=ClOO95.489.4± 2.0kJ/mol84.4588 ±
0.0013
177778-92-6*1
Peroxychlorite O=ClO[O-]-34.5-33.1± 1.8kJ/mol83.4514 ±
0.0013
852472-63-0*2
1,1-Dibromoethene C=C(Br)Br130.6110.2± 1.6kJ/mol185.8453 ±
0.0026
593-92-0*0
Tribromoethene C(Br)=C(Br)Br169.7145.0± 1.6kJ/mol264.7413 ±
0.0034
598-16-3*0
1,1-Diiodoethene C=C(I)I225.1217.0± 1.6kJ/mol279.8462 ±
0.0016
57678-85-0*0
Triiodoethene C(I)=C(I)I302.0295.5± 1.4kJ/mol405.7428 ±
0.0016
10065-29-9*0
1,3-Butadien-2-ol C=C(O)C=C-53.3-70.3± 1.5kJ/mol70.0898 ±
0.0032
59120-04-6*11
Cyclopropanone O=C1CC130.6419.21± 0.96kJ/mol56.0633 ±
0.0024
5009-27-8*0
2-Formylethen-1-ide [CH-]=CC=O27.320.6± 2.5kJ/mol55.0559 ±
0.0024
135924-69-5*11
Peroxynitrous acid OON=O-0.09-7.14± 0.53kJ/mol63.01288 ±
0.00091
14691-52-2*2
Ethenedione O=C=C=O14.517.0± 1.2kJ/mol56.0202 ±
0.0017
4363-38-6*0
Formylamidogen N=C[O]76.571.2± 1.1kJ/mol44.03272 ±
0.00087
14753-22-1*0
Formaldonitrone [CH2]N[O]78.467.2± 1.4kJ/mol45.04066 ±
0.00088
67353-84-8*0
Chlorine fluoride cation [Cl+]F1165.291165.47± 0.60kJ/mol54.45055 ±
0.00090
12432-44-9*0
Peroxynitrous acid cation OO[N+]=O923.8918.3± 2.0kJ/mol63.01233 ±
0.00091
*14691-52-2*11
2-Cyclopropen-1-imine C1=CC1=N402.0394.2± 1.4kJ/mol53.0627 ±
0.0024
31589-17-0*0
1-Isocyanovinyl C=[C][N+]#[C-]519.1517.3± 1.4kJ/mol52.0547 ±
0.0024
321850-14-0*0
Perchloric acid OCl(=O)(=O)=O11.70.2± 1.3kJ/mol100.4582 ±
0.0015
7601-90-3*0
Vinylvinylidene C=CC=[C]494.2488.8± 1.7kJ/mol52.0746 ±
0.0032
148759-16-4*2
But-1-en-3-yn-1-ide C#CC=[CH-]422.5421.1± 1.3kJ/mol51.0672 ±
0.0032
119611-65-3*1
Tetrahedryl anion [C-]12C3C1C23634.5630.7± 1.6kJ/mol51.0672 ±
0.0032
138805-00-2*0
Silicon carbide [Si]=[C]739.3744.2± 2.3kJ/mol40.09620 ±
0.00085
409-21-2*0
Silicon carbide [Si]=[C]-70.6-71.6± 1.5kJ/mol40.09620 ±
0.00085
409-21-2*501
Trifluorosilylium [Si+](F)(F)F-111.6-114.4± 1.8kJ/mol85.08016 ±
0.00030
38192-99-3*0
Nitrosodioxaziridine O=NN1OO1413.7407.7± 1.8kJ/mol76.01168 ±
0.00091
132871-99-9*1
Silanide [SiH3-]69.363.6± 1.3kJ/mol31.10987 ±
0.00037
15807-96-2*0
Fluorohydrochlorine cation FCl[H+]975.3972.3± 2.0kJ/mol55.45849 ±
0.00090
70110-64-4*0
Dimethylsilanone C[Si](=O)C-237.5-252.9± 2.3kJ/mol74.1539 ±
0.0017
47956-45-6*0
Ethylsilane CC[SiH3]-12.8-35.3± 1.8kJ/mol60.1704 ±
0.0017
2814-79-1*0
Hydroxysilyl anion [SiH2-]O-219.3-227.2± 2.1kJ/mol47.10927 ±
0.00047
78450-47-2*1
Oxygen anion monohydrate [H]O[H][O-]-238.9-244.2± 3.0kJ/mol34.01523 ±
0.00062
31748-17-1*0
Triprismane C12C3C1C4C2C34576.0556.7± 1.3kJ/mol78.1118 ±
0.0048
650-42-0*0
Propargylallene C=C=CCC#C431.4419.8± 1.4kJ/mol78.1118 ±
0.0048
33142-15-3*3
1,4-Pentadiyne C#CCC#C460.2454.6± 1.1kJ/mol64.0853 ±
0.0040
24442-69-1*0
Biphenyl c1ccccc1c2ccccc2207.0178.8± 1.1kJ/mol154.2078 ±
0.0096
92-52-4*0
Diacetylide [C-]#CC#C460.96466.00± 0.96kJ/mol49.0513 ±
0.0032
59012-21-4*0
Monosulfur cation [S+]1276.421278.20± 0.14kJ/mol32.0655 ±
0.0060
14701-12-3*0
Oxosulfate [S-]=O-102.70-101.94± 0.48kJ/mol48.0659 ±
0.0060
12269-52-2*0
Sulfuric acid OS(=O)(=O)O-886.52± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*906
Bisulfite cation O=S(O)[O+]554.0545.3± 1.3kJ/mol81.0716 ±
0.0061
43637-78-1*0
Sulfur tetraoxide [O]S(=O)(=O)[O]-228.2-235.1± 2.0kJ/mol96.0636 ±
0.0061
12772-98-4*11
Difluoroaminylium [N+](F)F1157.781154.90± 0.71kJ/mol52.002998 ±
0.000070
31685-31-1*2
Thioformaldehyde C=S121.3117.6± 2.0kJ/mol46.0926 ±
0.0061
865-36-1*2
Dimethylsulfoxide CS(=O)C-131.91-150.56± 0.57kJ/mol78.1344 ±
0.0062
67-68-5*0
Hydrogen atom [H]-18.9-21.4± 4.3kJ/mol1.007940 ±
0.000070
12385-13-6*1002001
Hydrogen atom [H]-30.3-32.7± 5.3kJ/mol1.007940 ±
0.000070
12385-13-6*1002004
Borane B105.62101.76± 0.68kJ/mol13.8348 ±
0.0070
13283-31-3*0
Boron trifluoride B(F)(F)F-1133.10-1135.90± 0.55kJ/mol67.8062 ±
0.0070
7637-07-2*0
Boric acid OB(O)O-1072.43± 0.55kJ/mol61.8330 ±
0.0071
10043-35-3*839
Iminomethide [CH-]=N237.4233.6± 1.8kJ/mol28.03387 ±
0.00082
90623-30-6*1
Trifluoromethide F[C-](F)F-637.7-639.6± 1.8kJ/mol69.00646 ±
0.00080
54128-17-5*0
Cyanogen iodide anion IC#[N-]86.588.9± 8.1kJ/mol152.92246 ±
0.00080
1356929-44-6*0
Methanol CO-235.21-238.54± 0.15kJ/mol32.04186 ±
0.00090
67-56-1*500
Dihydrogen cation [H][H+]1488.3641488.480± 0.000kJ/mol2.01533 ±
0.00014
12184-90-6*0
Formaldehyde cation C=[O+]944.859941.238± 0.096kJ/mol30.02543 ±
0.00087
54288-05-0*0
Diazenide N#N.[H-]175.7176.8± 1.6kJ/mol29.02197 ±
0.00016
71004-29-0*100
Azanylium [NH2+]1266.571264.50± 0.11kJ/mol16.02207 ±
0.00016
15194-15-7*0
Oxochloronium [Cl+]=O1150.861150.70± 0.66kJ/mol51.45155 ±
0.00095
12301-79-0*0
Isoformyl anion [C][O].[H-]267.4268.0± 1.6kJ/mol29.01859 ±
0.00086
81747-63-9*2
1,3-Propanediyl [CH2]C[CH2]358.7343.7± 1.4kJ/mol42.0797 ±
0.0024
32458-33-6*22
Ammonium fluoride [NH4+].[F-]-452.48-467.06± 0.38kJ/mol37.03690 ±
0.00029
12125-01-8*500
Allene cation C=C=[CH2+]1132.271125.12± 0.22kJ/mol40.0633 ±
0.0024
65812-77-3*0
2-Propenylidene [CH]C=C417.6410.0± 1.5kJ/mol40.0639 ±
0.0024
19527-08-3*11
2-Propenylidene [CH]C=C452.74445.61± 0.90kJ/mol40.0639 ±
0.0024
19527-08-3*2
Cycloprop-1-enylide C1C=[C-]1373.7369.3± 1.7kJ/mol39.0565 ±
0.0024
80251-77-0*0
2-Cyclopropen-1-ylium-1-yl C1=[C+]=C11381.81380.8± 1.1kJ/mol38.0474 ±
0.0024
85398-75-0*0
Propynylidene [CH]=C=[CH]597.8599.6± 1.2kJ/mol38.0480 ±
0.0024
67152-18-5*3
Propenediylidene [CH][CH][C]796.3797.5± 1.4kJ/mol38.0480 ±
0.0024
60731-11-5*0
Carbon [C]833.315838.462± 0.039kJ/mol12.01070 ±
0.00080
7440-44-0*2
n-Butylium CCC[CH2+]827.7803.3± 1.1kJ/mol57.1137 ±
0.0033
25453-90-1*0
Ammonium nitrate [NH4+].O=[N+]([O-])[O-]-350.17-365.13± 0.18kJ/mol80.04344 ±
0.00095
6484-52-2*500
Hypochlorous acid OCl-125.524± 0.050kJ/mol52.46004 ±
0.00095
7790-92-3*1000
Ammonia N-80.883± 0.053kJ/mol17.03056 ±
0.00022
7664-41-7*1000
2-Butynylium CC#C[CH2+]1085.91077.6± 1.3kJ/mol53.0820 ±
0.0032
64235-83-2*2
1-Methylene-2-propenyl anion C=C[C-]=C256.4246.6± 1.3kJ/mol53.0830 ±
0.0032
64480-63-3*0
1,3-Butadienyl anion C=CC=[CH-]265.4255.0± 1.5kJ/mol53.0830 ±
0.0032
65114-68-3*0
Dioxymethylidyne [C]O[O]299.8301.1± 1.7kJ/mol44.00950 ±
0.00100
791121-04-5*0
Hydrogen fluoride F-321.84± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*818
Ethyloxoniumyl CC[OH+]783.4766.4± 1.7kJ/mol46.0679 ±
0.0017
34480-55-2*0
1-Hydroxyethyl C[CH]O-41.33-54.80± 0.91kJ/mol45.0605 ±
0.0017
2348-46-1*2
1-Hydroxyethylium C[CH+]O608.89594.47± 0.37kJ/mol45.0600 ±
0.0017
18682-96-7*0
2-Hydroxyethylium [CH2+]CO1019.31006.5± 1.5kJ/mol45.0600 ±
0.0017
38607-31-7*3
Ethyloxoniumylidene CC[O+]988.7975.0± 1.5kJ/mol45.0600 ±
0.0017
54387-07-4*0
Acetaldehyde cation CC=[O+]832.12822.14± 0.22kJ/mol44.0520 ±
0.0017
36505-03-0*0
1-Hydroxyethylidene C[C]O185.0175.5± 1.4kJ/mol44.0526 ±
0.0017
30967-49-8*1
Methoxymethylene CO[CH]245.4235.9± 1.4kJ/mol44.0526 ±
0.0017
19527-10-7*1
Dioxygen O=O94.41094.383± 0.000kJ/mol31.99880 ±
0.00060
7782-44-7*2
Oxiranylium C1[CH+]O11233.61226.5± 1.6kJ/mol43.0441 ±
0.0016
57789-76-1*1
Oxiranyl anion C1[CH-]O1141.0134.9± 1.6kJ/mol43.0452 ±
0.0016
72722-59-9*1
Acetic acid CC(=O)O-485.09± 0.27kJ/mol60.0520 ±
0.0017
64-19-7*800
Ketenyl anion [CH-]=C=O-48.44-47.51± 0.82kJ/mol41.0293 ±
0.0016
64066-01-9*0
Dicarbon monoxide anion [C-]=C=O154.17157.81± 0.83kJ/mol40.0213 ±
0.0016
87191-88-6*0
Dicarbon monoxide [C]=C=O440.21444.54± 0.83kJ/mol40.0208 ±
0.0016
12071-23-7*2
COC vdW [C]=O.[C]726.2734.6± 1.7kJ/mol40.0208 ±
0.0016
*12071-24-8*2
Hydroxyimidogen [N]O217.92215.03± 0.78kJ/mol31.01408 ±
0.00032
35337-59-8*0
C=O-C cation [C]=[O+][C]1585.81592.9± 2.7kJ/mol40.0203 ±
0.0016
83483-98-1*1
C=O=C anion [C-]=[O+]=[C-]550.3554.0± 1.7kJ/mol40.0213 ±
0.0016
*87191-88-6*0
Oxirene cation C1=C[O+]11106.21102.4± 1.8kJ/mol42.0361 ±
0.0016
94664-69-4*0
Ethynol C#CO95.3192.82± 0.73kJ/mol42.0367 ±
0.0016
32038-79-2*0
Hydroxyethenylidene [C]=CO418.2414.7± 2.4kJ/mol42.0367 ±
0.0016
70277-80-4*11
Oxoethylidene [CH]C=O265.9262.6± 1.6kJ/mol42.0367 ±
0.0016
39920-84-8*11
Nitrous acid N(=O)O-71.35-77.71± 0.26kJ/mol47.01348 ±
0.00061
7782-77-6*2
Hydrogen fluoride F-321.89± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*820
2-Cyclopropyn-1-ylidene C1=C=C=1898.4905.3± 1.5kJ/mol36.0321 ±
0.0024
102508-15-6*1
1-Hydroperoxyethylium C[CH+]OO841.5829.5± 1.7kJ/mol61.0594 ±
0.0017
*126898-98-4*11
Fluorosyl fluoride FF[O]192.8193.3± 2.3kJ/mol53.99621 ±
0.00030
86825-57-2*1
Formic acid cation [CH+](=O)O723.8716.8± 1.2kJ/mol46.0248 ±
0.0010
50614-05-6*2
Formic acid anion [CH-](=O)O-256.1-262.3± 1.8kJ/mol46.0259 ±
0.0010
19066-82-1*1
Chlorosyl chloride ClCl[O]134.5133.2± 1.4kJ/mol86.9048 ±
0.0018
86825-56-1*0
2-Ethylidenedioxidan-2-ium-1-ide CC=[O+][O-]65.7053.04± 0.63kJ/mol60.0520 ±
0.0017
68941-70-8*1
2-Cyclopropyn-1-ylium-1-yl [C+]1=C=C=11939.11947.0± 1.3kJ/mol36.0316 ±
0.0024
154702-35-9*0
Isocyanic acid cation [NH+]=C=O1003.031000.36± 0.49kJ/mol43.02423 ±
0.00086
444010-28-0*0
Fulminic acid cation C#[N+][O]1215.71212.9± 1.3kJ/mol43.02423 ±
0.00086
114766-65-3*0
1,2-Ethenediol OC=CO-253.9-266.2± 1.3kJ/mol60.0520 ±
0.0017
1571-60-4*2
Acetyl chloride CC(=O)Cl-272.07± 0.39kJ/mol78.4973 ±
0.0019
75-36-5*500
Methyl formate COC=O-388.46± 0.64kJ/mol60.0520 ±
0.0017
107-31-3*500
Ethyl formate C(=O)OCC-355.3-374.4± 1.4kJ/mol74.0785 ±
0.0025
109-94-4*2
Dimethyldioxirane CC1(C)OO1-88.2-108.0± 1.3kJ/mol74.0785 ±
0.0025
74087-85-7*0
Acetoxy CC(=O)[O]-182.03-190.85± 0.76kJ/mol59.0440 ±
0.0017
13799-69-4*1
Trihydrogen dioxide anion [OH][H][OH-]-487.4-495.7± 1.1kJ/mol35.02317 ±
0.00064
12501-19-8*0
2-Methoxy-2-oxoethyl [CH2]C(=O)OC-172.8-188.0± 1.7kJ/mol73.0706 ±
0.0025
54668-31-4*2
(Acetyloxy)methyl CC(=O)O[CH2]-173.8-186.8± 1.7kJ/mol73.0706 ±
0.0025
2887-49-2*2
Hydroxyoxoethenyl O[C]=C=O24.522.7± 1.7kJ/mol57.0281 ±
0.0017
702699-39-6*0
1,3-Butadiyne-1,4-diyl [C]#CC#[C]1052.211062.18± 0.64kJ/mol48.0428 ±
0.0032
78015-07-3*0
Hydroxydioxonitrate O[N](=O)[O-]-193.2-197.5± 2.4kJ/mol63.01343 ±
0.00091
58875-09-5*0
Isocyanomethylidyne [C][N+]#[C-]672.2676.5± 1.7kJ/mol38.0281 ±
0.0016
53590-27-5*0
Cyanomethylidyne [C]C#N684.7689.1± 2.1kJ/mol38.0281 ±
0.0016
4120-02-9*0
Fluoronium [H][F+][H]1490.11491.4± 1.9kJ/mol21.01373 ±
0.00014
12206-67-6*1
Cyanoaminylium [NH+]C#N1363.21360.9± 1.3kJ/mol41.03157 ±
0.00082
205443-18-1*1
Azidonitrene [N]=NN=[N]692.2687.5± 1.4kJ/mol56.02696 ±
0.00028
147363-92-6*2
Cyanoamidogen anion [NH-]C#N69.7666.76± 0.72kJ/mol41.03267 ±
0.00082
67131-47-9*0
Diazomethylium [CH+]=[N]=[N]1395.81394.2± 1.3kJ/mol41.03157 ±
0.00082
271249-81-1*1
Diazomethanide [CH-]=[N]=[N]305.21302.12± 0.76kJ/mol41.03267 ±
0.00082
100840-43-5*0
2-Methyliumylidynehydrazin-2-ium-1-ide [NH-][N+]#[C+]1544.21542.5± 1.7kJ/mol41.03157 ±
0.00082
*947408-73-3*2
2-Methyliumylidynehydrazin-2-ium-1-ide [NH-][N+]#[C+]1563.11561.5± 1.5kJ/mol41.03157 ±
0.00082
*947408-73-3*1
Hydrogen chloride Cl-166.634± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*840
Nitrilomethylimidogen [N]C=[N]728.8725.7± 2.4kJ/mol41.03212 ±
0.00082
324529-58-0*1
Methanediimine N=C=N153.2146.5± 1.3kJ/mol42.04006 ±
0.00082
151-51-9*0
Tetrachloromethane ClC(Cl)(Cl)Cl-104.55-123.96± 0.41kJ/mol153.8215 ±
0.0037
56-23-5*500
Dichloromethylene anion Cl[C-]Cl75.9878.26± 0.77kJ/mol82.9166 ±
0.0020
118364-73-1*0
Dichloromethylium [CH+](Cl)Cl895.4892.2± 1.2kJ/mol83.9235 ±
0.0020
56932-33-3*0
Dichloromethide [CH-](Cl)Cl-40.7-42.4± 2.0kJ/mol83.9246 ±
0.0020
32180-91-9*0
Chloromethylium [CH2+]Cl962.4958.5± 1.2kJ/mol49.4787 ±
0.0012
59000-00-9*0
Nitronium O=[N+]=O961.81958.25± 0.20kJ/mol46.00499 ±
0.00060
14522-82-8*0
Chloromethylene [CH]Cl346.23346.54± 0.89kJ/mol48.4713 ±
0.0012
2108-20-5*1
1,2-Dichloroethane C(Cl)CCl-165.65± 0.56kJ/mol98.9586 ±
0.0024
107-06-2*500
1,1-Dichloroethane CC(Cl)Cl-163.74± 0.48kJ/mol98.9586 ±
0.0024
75-34-3*500
1,1,2-Trichloroethane C(Cl)C(Cl)Cl-187.6± 1.1kJ/mol133.4033 ±
0.0031
79-00-5*500
Pentachloroethane C(C(Cl)(Cl)Cl)(Cl)Cl-150.5-156.5± 1.9kJ/mol202.2928 ±
0.0048
76-01-7*0
Chloroform C(Cl)(Cl)Cl-130.82± 0.42kJ/mol119.3767 ±
0.0028
67-66-3*590
Dihydrogen fluoride anion [F-].[H][H]-257.0-260.1± 1.9kJ/mol21.01483 ±
0.00014
*117339-92-1*2
Chlorodibromomethane C(Cl)(Br)Br22.03.2± 3.5kJ/mol208.2793 ±
0.0023
124-48-1*0
Bromochloromethane C(Cl)Br-28.2-42.3± 1.3kJ/mol129.3833 ±
0.0016
74-97-5*0
Peroxyimidogen [N]O[O]405.4403.4± 1.9kJ/mol46.00554 ±
0.00060
*60488-31-5*0
Fluoromethylene [CH]F148.40148.68± 0.43kJ/mol32.01704 ±
0.00080
13453-52-6*0
Ethyl iodide CCI8.71-7.16± 0.48kJ/mol155.9656 ±
0.0016
75-03-6*0
1,2-Dibromoacetylene BrC#CBr346.5335.6± 2.0kJ/mol183.8294 ±
0.0026
624-61-3*0
Fluoro(fluorooxy)methylene F[C]OF-97.5-95.6± 1.6kJ/mol66.00691 ±
0.00085
479587-30-9*101
Fluorooxomethylium O=[C+]F724.9724.5± 1.2kJ/mol47.00795 ±
0.00085
38264-00-5*0
Fluoroisoformyl [C]OF-37.8-32.4± 1.6kJ/mol47.00850 ±
0.00085
*1871-24-5*0
Oxadiazirene N1=NO1351.8350.0± 1.7kJ/mol44.01288 ±
0.00033
227934-45-4*0
Benzene cation c1ccc(cc1)[H+]992.58976.12± 0.21kJ/mol78.1113 ±
0.0048
34504-50-2*0
Benzocyclopropene c1cc2c(cc1)C2396.0379.6± 1.5kJ/mol90.1225 ±
0.0056
4646-69-9*2
3-Methylphenyl c1[c]cc(cc1)C324.5306.4± 1.2kJ/mol91.1305 ±
0.0056
3474-41-7*0
2-Methylphenyl c1c[c]c(cc1)C324.5306.5± 1.2kJ/mol91.1305 ±
0.0056
22904-44-5*0
4-Methylphenyl [c]1ccc(cc1)C327.2309.3± 1.2kJ/mol91.1305 ±
0.0056
2396-02-3*0
NON [N]O[N]545.5542.7± 1.7kJ/mol44.01288 ±
0.00033
227934-46-5*0
Chlorine oxide peroxide O=ClO[O]226.8227.7± 2.2kJ/mol83.4509 ±
0.0013
141801-67-4*100
Indenylium c1ccc2c(c1)C=C[CH+]21030.21010.7± 2.0kJ/mol115.1513 ±
0.0072
12203-21-3*2
Benzoic acid c1ccc(cc1)C(=O)O-367.33-384.74± 0.17kJ/mol122.1213 ±
0.0056
65-85-0*500
2,3-Dimethylbenzaldehyde Cc1c(C)cccc1C=O-65.7-93.7± 2.4kJ/mol134.1751 ±
0.0072
5779-93-1*0
(2,3-dimethylphenyl)oxomethyl Cc1c(C)cccc1[C]=O83.360.5± 2.6kJ/mol133.1672 ±
0.0072
*104680-89-9*0
Hydrogen difluoride F.[F]-187.4-187.1± 1.6kJ/mol39.004746 ±
0.000070
12528-21-1*2
Ethylene cation C=[CH2+]1075.211068.00± 0.11kJ/mol28.0526 ±
0.0016
34470-02-5*0
m-Chlorophenide c1(Cl)c[c-]ccc1172.5162.3± 1.5kJ/mol111.5492 ±
0.0049
77748-34-6*0
p-Chlorophenide c1(Cl)cc[c-]cc1179.5169.1± 1.5kJ/mol111.5492 ±
0.0049
77748-42-6*0
o-Chlorophenide c1(Cl)[c-]cccc1158.7148.7± 1.5kJ/mol111.5492 ±
0.0049
72863-53-7*0
2-Oxopropylium CC(=[O+])[CH2]784.8770.9± 1.7kJ/mol57.0707 ±
0.0024
54088-52-7*0
Glycine NCC(=O)O-508.28-528.38± 0.20kJ/mol75.0666 ±
0.0017
56-40-6*511
Hydrogen chloride Cl-166.989± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*800
2,3-Butanedione CC(=O)C(=O)C-310.66-327.22± 0.62kJ/mol86.0892 ±
0.0033
431-03-8*0
1,2-Dibromoethane C(Br)CBr-11.5-38.3± 1.2kJ/mol187.8612 ±
0.0026
106-93-4*0
Dimethylketene CC(=C=O)C-73.3-88.2± 1.2kJ/mol70.0898 ±
0.0032
598-26-5*0
2-Methyloxirene CC1=CO1344.0334.0± 1.8kJ/mol56.0633 ±
0.0024
2835-41-8*11
3-Oxo-1-propenylium [CH+]=CC=O1185.61179.6± 3.0kJ/mol55.0548 ±
0.0024
101705-90-2*111
1-Chloro ozone ClOO[O]226.3223.1± 2.3kJ/mol83.4509 ±
0.0013
141801-66-3*101
(Hydroxyimino)methyl [CH]=NO250.2244.0± 1.8kJ/mol44.03272 ±
0.00087
206442-92-4*1
Aminohydroxymethylene N[C]O-22.4-33.0± 1.6kJ/mol45.04066 ±
0.00088
160720-48-9*21
1-Isocyanoethylidene C[C][N+]#[C-]545.6540.8± 1.6kJ/mol53.0627 ±
0.0024
*498544-34-6*1
3-Imino-2-propen-1-ylidene [CH]C=C=N571.9566.9± 1.6kJ/mol53.0627 ±
0.0024
916765-05-4*21
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]634.5629.8± 1.6kJ/mol53.0627 ±
0.0024
123416-74-0*21
Azete C1=CN=C1469.6461.4± 1.5kJ/mol53.0627 ±
0.0024
287-24-1*0
2-Cyanovinylium [CH+]=CC#N1517.31515.2± 1.8kJ/mol52.0542 ±
0.0024
85398-67-0*21
2-Cyanovinyl anion [CH-]=CC#N263.8260.8± 1.8kJ/mol52.0553 ±
0.0024
*85398-67-0*2
2-Isocyanovinyl [CH]=C[N+]#[C-]543.3541.3± 1.7kJ/mol52.0547 ±
0.0024
225798-14-1*1
3-Oxo-1,2-propadienylidene [C]=C=C=O330.4336.4± 1.8kJ/mol52.0315 ±
0.0024
11127-17-6*0
Vinylacetylene cation C=CC#[CH+]1221.81215.4± 1.1kJ/mol52.0740 ±
0.0032
59699-48-8*0
Fluorochlorate [Cl-]F-270.0-269.3± 2.2kJ/mol54.45165 ±
0.00090
12272-56-9*0
Bicyclo[1.1.0]but-2-ylium-1-yl [C+]12=CC2C11287.11278.1± 1.4kJ/mol52.0740 ±
0.0032
*78525-41-4*0
3-Methylene-1-cyclopropen-1-yl anion C=C1C=[C-]1417.3413.6± 1.6kJ/mol51.0672 ±
0.0032
*117469-28-0*0
2-Cyclopropen-1-ylidenemethyl [CH]=C1C=C1635.8632.7± 1.3kJ/mol51.0666 ±
0.0032
127611-25-0*0
Fulvenone O=C=C1C=CC=C1117.3107.1± 1.6kJ/mol92.0954 ±
0.0048
4727-22-4*0
Silicon cation [Si+]1236.841240.97± 0.56kJ/mol28.08495 ±
0.00030
14067-07-3*0
Disilicon [Si][Si]587.4591.3± 1.6kJ/mol56.17100 ±
0.00060
12597-35-2*0
Fluorosilyliumylidene F[Si+]651.09652.22± 0.98kJ/mol47.08335 ±
0.00030
12518-09-1*0
Disiloxane [SiH3]O[SiH3]-330.3-347.4± 2.3kJ/mol78.21804 ±
0.00079
13597-73-4*0
Dibromide [Br-]Br-197.9-212.0± 2.1kJ/mol159.8085 ±
0.0020
12595-70-9*0
Iodotrimethylsilane C[Si](I)(C)C-189.7-214.5± 2.1kJ/mol200.0935 ±
0.0025
16029-98-4*0
Chlorohydrofluorine cation ClF[H+]1000.8998.1± 2.1kJ/mol55.45849 ±
0.00090
70110-63-3*0
1,2,3,5-Hexatetraene C=C=C=CC=C391.8380.0± 1.6kJ/mol78.1118 ±
0.0048
60239-33-0*1
1,2,3-Pentatriene C=C=C=CC302.7290.4± 1.4kJ/mol66.1011 ±
0.0040
62018-46-6*0
(Z)-1-Methylallyl C/C=C\[CH2]154.74137.36± 0.99kJ/mol55.0984 ±
0.0032
98705-00-1*0
Triiodide I[I-]I-254.3-257.5± 3.4kJ/mol380.713959 ±
0.000090
14900-04-0*0
2,4-Cyclopentadien-1-ylidene [C]1C=CC=C1526.1517.2± 1.1kJ/mol64.0853 ±
0.0040
4729-01-5*1
Ethylammonium CC[NH3+]593.8568.1± 1.4kJ/mol46.0911 ±
0.0017
16999-99-8*0
Anthracene c1ccc2cc3ccccc3cc2c1255.84226.67± 0.88kJ/mol178.2292 ±
0.0112
120-12-7*0
Helium hydride cation [He][H+]1350.1481348.258± 0.000kJ/mol5.009993 ±
0.000070
17009-49-3*0
Monosulfur anion [S-]76.4278.47± 0.14kJ/mol32.0665 ±
0.0060
14337-03-2*0
Dioxygenyl ion monohydrate O.O=[O+]829.1822.0± 2.0kJ/mol50.01353 ±
0.00091
11083-61-7*0
Thiozone S=S=S144.26142.89± 0.71kJ/mol96.1980 ±
0.0180
12597-03-4*0
Sulfuric acid OS(=O)(=O)O-895.16± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*898
Hydrogen sulfate OS(=O)(=O)[O-]-944.0-954.5± 1.4kJ/mol97.0721 ±
0.0061
14996-02-2*0
Hydrogen fluoride F-321.69± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*815
Dioxoperoxysulfate O=[S](=O)O[O-]-502.6-506.5± 2.0kJ/mol96.0641 ±
0.0061
103613-08-7*1
Diiodide I[I-]-178.13-180.72± 0.47kJ/mol253.809489 ±
0.000060
12190-71-5*0
Dimethyl sulfide CSC-63.12-64.72± 0.33kJ/mol62.1350 ±
0.0062
75-18-3*500
(Methylthio)methyl CS[CH2]149.5137.8± 1.4kJ/mol61.1271 ±
0.0062
31533-72-9*0
Hydrogen atom [H]-22.3-25.6± 1.5kJ/mol1.007940 ±
0.000070
12385-13-6*1001001
Hydrogen atom [H]-33.4-36.7± 1.5kJ/mol1.007940 ±
0.000070
12385-13-6*1001004
Boryl [BH2]324.2324.5± 1.9kJ/mol12.8269 ±
0.0070
14452-64-3*0
Boron trichloride B(Cl)(Cl)Cl-403.21-404.20± 0.83kJ/mol117.1691 ±
0.0075
10294-34-5*0
Propylidene CC[CH]355.7340.4± 2.0kJ/mol42.0797 ±
0.0024
6700-78-3*21
Cyclopropylium C1C[CH+]11101.551088.75± 0.73kJ/mol41.0713 ±
0.0024
1724-43-2*200
Trichlorine cation Cl[Cl+]Cl1056.61055.5± 1.4kJ/mol106.3576 ±
0.0027
33088-85-6*2
Propyne cation CC#[CH+]1192.671186.95± 0.38kJ/mol40.0633 ±
0.0024
34526-53-9*0
Cyclopropylidene [C]1CC1544.8536.0± 1.5kJ/mol40.0639 ±
0.0024
2143-70-6*2
Nitrilomethylium [C+]#N1783.141786.62± 0.48kJ/mol26.01689 ±
0.00080
12539-57-0*0
Propynylidene cation C#C[CH+]1409.601412.16± 0.82kJ/mol38.0474 ±
0.0024
75123-91-0*0
Propynylidene [CH]=C=[CH]597.6599.4± 1.1kJ/mol38.0480 ±
0.0024
67152-18-5*4
Propadienylidenide C=C=[C-]381.18382.08± 0.40kJ/mol38.0485 ±
0.0024
109292-49-1*0
1,2-Propadien-1-ylium-1-yl C=C=[C+]1561.61562.8± 1.4kJ/mol38.0474 ±
0.0024
110714-00-6*0
Nitrogen hydride oxide [NH3+][O-]72.261.0± 1.3kJ/mol33.02996 ±
0.00037
38544-48-8*0
Dihydrogen fluoride F.H-55.9-54.9± 1.6kJ/mol21.01428 ±
0.00014
12592-22-2*1
Aminooxy cation N[O+]945.99938.86± 0.76kJ/mol32.02147 ±
0.00034
*51375-41-8*0
n-Pentane CCCCC-155.82-172.79± 0.29kJ/mol72.1488 ±
0.0041
109-66-0*500
Chlorite O=[Cl-]=O-105.51-107.68± 0.37kJ/mol67.4520 ±
0.0011
14998-27-7*0
iso-Pentane CCC(C)C-178.18± 0.39kJ/mol72.1488 ±
0.0041
78-78-4*500
neo-Pentane CC(C)(C)C-189.53± 0.38kJ/mol72.1488 ±
0.0041
463-82-1*500
Cyclopentane C1CCCC1-104.64± 0.38kJ/mol70.1329 ±
0.0041
287-92-3*590
Sulfuryl dichloride O=[S](=O)(Cl)Cl-348.07-354.22± 0.75kJ/mol134.9702 ±
0.0063
7791-25-5*0
Hydrogen peroxide cation O[OH+]931.06924.20± 0.98kJ/mol34.01413 ±
0.00062
12325-10-9*2
[1.1.1]Propellane C1C23CC13C2378.6361.0± 1.5kJ/mol66.1011 ±
0.0040
35634-10-7*2
2-Methylpentane CCCC(C)C-134.46-173.72± 0.73kJ/mol86.1754 ±
0.0049
107-83-5*0
3-Methylpentane CCC(C)CC-131.90-171.41± 0.76kJ/mol86.1754 ±
0.0049
96-14-0*0
2,3-Dimethylbutane CC(C)C(C)C-136.49-177.59± 0.81kJ/mol86.1754 ±
0.0049
79-29-8*0
Cyclohexane C1CCCCC1-131.79-155.92± 0.28kJ/mol84.1595 ±
0.0049
110-82-7*500
1,5-Hexadiene C=CCCC=C108.5183.92± 0.39kJ/mol82.1436 ±
0.0049
592-42-7*0
1-Hydroxyethyl C[CH]O-42.71-56.14± 0.46kJ/mol45.0605 ±
0.0017
2348-46-1*0
Carbon monoxide [C-]#[O+]465.583469.290± 0.025kJ/mol28.01010 ±
0.00085
630-08-0*1
2-Hydroxyethyl [CH2]CO-5.8-18.2± 1.5kJ/mol45.0605 ±
0.0017
4422-54-2*3
Hydroxyaminylium [NH+]O1048.51041.4± 2.6kJ/mol32.02147 ±
0.00034
66097-71-0*2
Hydroxyamidogen anion [NH-]O90.784.8± 2.8kJ/mol32.02257 ±
0.00034
*66097-71-0*0
Ethynylene cation [C]=[C+]1964.941971.52± 0.40kJ/mol24.0209 ±
0.0016
12595-79-8*0
1-Hydroxyethenyl anion C=[C-]O15.17.8± 2.1kJ/mol43.0452 ±
0.0016
112539-13-6*22
Dicarbon monoxide cation [C+]=C=O1433.91439.0± 2.1kJ/mol40.0203 ±
0.0016
12287-08-0*0
C=O-C cation [C]=[O+][C]1816.81820.9± 2.0kJ/mol40.0203 ±
0.0016
83483-98-1*2
Oxirene anion C1=C[O-]1288.1285.2± 2.2kJ/mol42.0372 ±
0.0016
*157-18-6*0
Hydroxyethenylidene [C]=CO302.1300.7± 2.1kJ/mol42.0367 ±
0.0016
70277-80-4*2
Fluoroniumyl ion [FH+]1275.5611275.793± 0.022kJ/mol20.005795 ±
0.000070
12381-92-9*0
Oxoethylidene [CH]C=O261.1258.3± 1.1kJ/mol42.0367 ±
0.0016
39920-84-8*1
Methanediol C(O)O-378.50-391.58± 0.62kJ/mol48.0413 ±
0.0010
463-57-0*0
Ethoxyoxoniumylidene CCO[O+]962.5946.1± 1.6kJ/mol61.0594 ±
0.0017
268728-77-4*22
Ammonium hydroxide [NH4+].[OH-]-360.45-361.53± 0.57kJ/mol35.04584 ±
0.00047
1336-21-6*500
Chlorine difluoride anion [Cl-](F)F-504.9-505.8± 1.9kJ/mol73.45005 ±
0.00090
16892-05-0*0
2-Hydroperoxyethylium [CH2+]COO1000.0989.1± 1.6kJ/mol61.0594 ±
0.0017
*84824-62-4*1
Trifluoride ion FF[F-]-348.6-349.4± 2.5kJ/mol56.9957582 ±
0.0000015
25730-99-8*0
Formic acid anion [CH-](=O)O-241.2-246.9± 1.9kJ/mol46.0259 ±
0.0010
19066-82-1*2
Dioxirane cation C1[O+]O11050.81043.2± 1.9kJ/mol46.0248 ±
0.0010
232262-10-1*0
Dioxymethyl cation C=[O+][O]1075.11068.7± 1.7kJ/mol46.0248 ±
0.0010
232262-11-2*0
Iminomethide [CH-]=N252.7248.9± 1.8kJ/mol28.03387 ±
0.00082
90623-30-6*2
1-(Dioxidan-2-id-1-yl)ethyl C[CH]O[O-]27.916.3± 4.4kJ/mol60.0525 ±
0.0017
1646268-48-5*1
1-(Dioxidan-2-id-1-yl)ethyl C[CH]O[O-]28.316.5± 4.4kJ/mol60.0525 ±
0.0017
1646268-48-5*2
Nitrous acid N(=O)O-72.964-78.621± 0.079kJ/mol47.01348 ±
0.00061
7782-77-6*0
Ammonium hydroxide [NH4+].[OH-]-362.834± 0.061kJ/mol35.04584 ±
0.00047
1336-21-6*800
Dioxymethylene [CH]O[O]341.8339.8± 3.0kJ/mol45.0174 ±
0.0010
438586-67-5*2
OH-CO vdW complex [O][H].[C]#O-80.50-76.78± 0.85kJ/mol45.0174 ±
0.0010
*2564-85-4*100
CO-HO vdW complex [O][H].O#[C]-77.5-73.3± 1.3kJ/mol45.0174 ±
0.0010
*2564-84-3*100
Cyanato cation N#C[O+]1261.541262.04± 0.58kJ/mol42.01629 ±
0.00086
17247-99-3*0
Nitrosomethyliumylidene [C+]N=O1509.91510.9± 1.7kJ/mol42.01629 ±
0.00086
67197-19-7*0
Fulminate [C-]#[N+][O-]59.659.8± 1.7kJ/mol42.01739 ±
0.00086
28269-67-2*0
Dihydrooxooxygen cation [OH2][O+]994.9988.2± 1.6kJ/mol34.01413 ±
0.00062
177329-59-8*0
Methyleneoxonium cation [CH2+].O827.8818.3± 1.7kJ/mol32.04131 ±
0.00090
*177788-17-9*0
Trichloride Cl[Cl-]Cl-328.5-327.6± 1.3kJ/mol106.3586 ±
0.0027
18434-33-8*0
Glyoxal O=CC=O-189.39-194.83± 0.70kJ/mol58.0361 ±
0.0017
107-22-2*2
Ethynediol OC#CO-18.3-22.1± 1.6kJ/mol58.0361 ±
0.0017
16005-17-7*0
Dimethylaminylium C[N+]C1040.91025.5± 1.8kJ/mol44.0752 ±
0.0017
49784-85-2*0
Ethylimidogen CC[N]306.1291.5± 2.0kJ/mol43.0678 ±
0.0016
27770-44-1*0
Azidonitrene [N]=NN=[N]660.9657.7± 1.6kJ/mol56.02696 ±
0.00028
147363-92-6*1
Diisocyanogen [C-]#[N+][N+]#[C-]610.9613.2± 1.7kJ/mol52.0349 ±
0.0016
78800-21-2*0
Cyanoamidogen anion [NH-]C#N391.7389.5± 1.8kJ/mol41.03267 ±
0.00082
67131-47-9*12
Diazirenide C1=N[N-]1454.9452.2± 1.5kJ/mol41.03267 ±
0.00082
130614-84-5*0
Diazenide N#N.[H-]347.5344.7± 1.6kJ/mol29.02197 ±
0.00016
71004-29-0*1
Cyanamide cation NC#[N+]1158.81152.4± 1.5kJ/mol42.03951 ±
0.00082
148556-23-4*0
Hydroxymethylene cation [CH+]O986.4982.8± 1.6kJ/mol30.02543 ±
0.00087
135395-06-1*2
Nitric acid O[N+](=O)[O-]-178.94-173.22± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*500
3-Diaziridinylidene [C]1NN1521.9515.0± 1.5kJ/mol42.04006 ±
0.00082
85513-79-7*1
Diazomethylene [C]=N=[N]577.9578.6± 2.2kJ/mol40.02418 ±
0.00081
2468-81-7*0
Hydroxymethylene cation [CH+]O1482.11479.4± 1.9kJ/mol30.02543 ±
0.00087
135395-06-1*3
Dichloromethylene Cl[C]Cl313.98315.19± 0.90kJ/mol82.9161 ±
0.0020
1605-72-7*1
Hydroxymethylene anion [CH-]O160.2157.5± 1.7kJ/mol30.02653 ±
0.00087
207914-87-2*2
Hydroxymethylene anion [CH-]O334.0334.8± 2.1kJ/mol30.02653 ±
0.00087
207914-87-2*3
Chloromethyliumyl [CH+]Cl1207.41207.7± 2.0kJ/mol48.4708 ±
0.0012
89877-51-0*0
Chloromethylene anion [CH-]Cl203.53204.34± 0.94kJ/mol48.4719 ±
0.0012
75466-08-9*0
Chlorohydroxymethyl [CH](Cl)O-46.0-51.6± 2.0kJ/mol65.4787 ±
0.0012
147139-06-8*2
Aquacarbon [C].O467.6465.5± 1.9kJ/mol30.02598 ±
0.00087
81434-73-3*102
Aquacarbon cation [C+].O1196.11193.0± 1.7kJ/mol30.02543 ±
0.00087
*81434-73-3*0
1,1,1,2-Tetrachloroethane C(Cl)C(Cl)(Cl)Cl-193.4± 1.1kJ/mol167.8481 ±
0.0039
630-20-6*500
(E)-Diazene anion [H]/N=[N-]/[H]265.6258.7± 2.0kJ/mol30.02991 ±
0.00020
*59952-06-6*0
Hexachloroethane C(C(Cl)(Cl)Cl)(Cl)(Cl)Cl-214.1± 2.8kJ/mol236.7376 ±
0.0056
67-72-1*500
3-Chloro-3-methyl-3H-diazirine CC1(N=N1)Cl251.5239.6± 2.7kJ/mol90.5114 ±
0.0019
4222-21-3*0
trans-1,2-Dichloroethene C(\Cl)=C/Cl5.640.22± 0.55kJ/mol96.9427 ±
0.0024
156-60-5*0
Dioxaziridinyl cation [N+]1OO11365.91363.3± 1.7kJ/mol46.00499 ±
0.00060
*66252-29-7*0
Bromomethylidyne [C]Br504.2500.5± 2.1kJ/mol91.9147 ±
0.0013
3889-77-8*0
Iodomethylidyne [C]I554.8556.7± 2.1kJ/mol138.91517 ±
0.00080
3889-78-9*0
Fluorosyl fluoride anion FF[O-]-147.1-146.8± 3.0kJ/mol53.99675 ±
0.00030
*86825-57-2*2
Hydrogen cyanide cation [CH+]#N1442.541442.07± 0.20kJ/mol27.02483 ±
0.00081
12601-62-6*0
Dioxaziridinyl anion [N-]1OO1295.9293.5± 1.7kJ/mol46.00609 ±
0.00060
66252-31-1*0
Iodine [I]198.109197.709± 0.0021kJ/mol126.904470 ±
0.000030
14362-44-8*2
Fluorochlorobromomethane C(F)(Cl)Br-218.3-230.9± 4.9kJ/mol147.3737 ±
0.0016
593-98-6*0
Fluoromethyliumyl [CH+]F1116.61116.9± 1.7kJ/mol32.01649 ±
0.00080
89877-52-1*0
Fluoromethylene anion [CH-]F95.9496.47± 0.61kJ/mol32.01759 ±
0.00080
71267-42-0*0
Polytetrafluoroethylene FC(C(F)(F)[*:1])(F)[*:2]-829.94± 0.54kJ/mol100.0150 ±
0.0016
9002-84-0*591
Peroxyimidogen cation [N]O[O+]1409.71406.9± 1.9kJ/mol46.00499 ±
0.00060
*60488-32-6*0
Dihydrogen fluoride anion F.[H-]-61.9-60.5± 3.2kJ/mol21.01483 ±
0.00014
117339-92-1*2
Peroxyimidogen anion [N]O[O-]165.1162.7± 1.7kJ/mol46.00609 ±
0.00060
60488-31-5*0
trans-1,2-Difluoroethene F/C=C/F-299.73-306.17± 0.83kJ/mol64.0341 ±
0.0016
1630-78-0*0
Fluoroethynide [C]#C[F-]133.3137.5± 1.5kJ/mol43.0204 ±
0.0016
85905-56-2*0
Nirous oxide cation N#[N+]=O1329.701326.80± 0.12kJ/mol44.01233 ±
0.00033
12269-46-4*0
Hydrogen fluoride F-321.85± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*902
Formyl fluoride cation F[CH+]=O816.6813.3± 1.3kJ/mol48.01589 ±
0.00086
99766-68-4*0
Formyl fluoride O=[C-]F-405.1-403.7± 1.6kJ/mol47.00905 ±
0.00085
62227-71-8*0
Fluoroisoformyl cation [C+]OF1347.41349.5± 1.9kJ/mol47.00795 ±
0.00085
*1871-25-6*0
o-Benzyne cation C1=CC#CC=[CH+]11392.21384.1± 1.6kJ/mol76.0954 ±
0.0048
70220-84-7*0
m-Benzyne cation c1[c]ccc[c+]11363.11354.5± 1.5kJ/mol76.0954 ±
0.0048
121058-08-0*0
p-Benzyne c1c[c]cc[c]1603.5594.2± 1.2kJ/mol76.0960 ±
0.0048
3355-34-8*1
Ethane cation C[CH3+]1043.141029.13± 0.59kJ/mol30.0685 ±
0.0017
34488-65-8*0
Oxadiazirine anion [N-]1=NO195.195.5± 2.9kJ/mol44.01343 ±
0.00033
350586-31-1*0
Peroxyformic acid C(=O)OO-265.2-273.0± 1.4kJ/mol62.0248 ±
0.0012
107-32-4*3
1,3-Cycloheptadiene C1CC=CC=CC1123.6794.56± 0.78kJ/mol94.1543 ±
0.0056
4054-38-0*1
Tropylium [CH+]1C=CC=CC=C1899.21879.44± 0.99kJ/mol91.1299 ±
0.0056
26811-28-9*0
(Z)-Diazene cation [H]/N=[N+]\[H]1157.01150.2± 1.3kJ/mol30.02881 ±
0.00020
86631-37-0*0
Peroxychlorite O=ClO[O-]-116.2-114.9± 2.3kJ/mol83.4514 ±
0.0013
852472-63-0*1
Hexafluorobenzene Fc1c(F)c(F)c(F)c(F)c1F-997.16-983.37± 0.87kJ/mol186.0546 ±
0.0048
392-56-3*500
Ethylene anion C=[CH2-]232.0224.4± 2.0kJ/mol28.0537 ±
0.0016
34527-91-8*1
Aminyliumyl [NH+]1659.061659.99± 0.24kJ/mol15.014131 ±
0.000099
19067-62-0*0
Bifluoride F[H][F-]-705.21-709.06± 0.35kJ/mol39.005295 ±
0.000070
18130-74-0*0
Ethyl nitrite CCON=O-79.93-97.33± 0.86kJ/mol75.0666 ±
0.0017
109-95-5*0
Trioxidanylium OO[O+]1085.51079.2± 1.4kJ/mol49.00559 ±
0.00090
74241-49-9*2
Glycine cation NC[C+](=O)O520.3501.8± 2.8kJ/mol75.0661 ±
0.0017
35492-82-1*1
Trioxodinitrate anion O=N-[N](=O)[O-]-104.2-107.4± 1.9kJ/mol76.01223 ±
0.00091
194856-62-7*100
Tetrabromoethene C(Br)(Br)=C(Br)(Br)218.8190.2± 2.2kJ/mol343.6374 ±
0.0043
79-28-7*0
Tetraiodoethene C(I)(I)=C(I)(I)392.2388.0± 2.2kJ/mol531.6393 ±
0.0016
513-92-8*0
1,1-Dibromoethane CC(Br)Br-4.8-31.8± 1.8kJ/mol187.8612 ±
0.0026
557-91-5*0
Trioxidanyl OO[O]26.3523.08± 0.19kJ/mol49.00614 ±
0.00090
12500-78-6*2
Chlorine difluoride [Cl]FF22.523.9± 1.9kJ/mol73.44951 ±
0.00090
91483-78-2*0
1-Hydrazinylium-1-yl [N+]N1143.51136.5± 1.4kJ/mol30.02881 ±
0.00020
63986-30-1*0
1-Chloro ozone anion ClOO[O-]-109.0-111.5± 2.1kJ/mol83.4514 ±
0.0013
224299-15-4*3
Carbamoyl N=[C]O74.167.7± 2.7kJ/mol44.03272 ±
0.00087
*2858-51-7*1
Formaldiminoxy [CH2]N=O161.0154.0± 1.5kJ/mol44.03272 ±
0.00087
2683-96-7*0
1-Chloro ozone anion ClOO[O-]-66.9-68.8± 2.1kJ/mol83.4514 ±
0.0013
224299-15-4*1
Formaldoxime C=NO50.739.8± 1.8kJ/mol45.04066 ±
0.00088
75-17-2*2
Oxaziridine C1NO1115.6103.8± 2.1kJ/mol45.04066 ±
0.00088
6827-26-5*0
Acetylene anion C#[CH-]356.9356.7± 1.9kJ/mol26.0378 ±
0.0016
50443-89-5*1
Cyanoethynyl [C]#CC#N715.8722.2± 1.1kJ/mol50.0388 ±
0.0024
62435-43-2*0
Fluorodioxidenium FO[O+]1221.91219.5± 2.0kJ/mol50.99665 ±
0.00060
139584-95-5*0
2-Methylene-2H-azirine C1=NC1=C404.3397.0± 1.7kJ/mol53.0627 ±
0.0024
110027-86-6*0
2-Cyanovinylium [CH+]=CC#N1517.51515.3± 1.8kJ/mol52.0542 ±
0.0024
85398-67-0*22
2-Cyanovinyl anion [CH-]=CC#N266.2263.3± 1.8kJ/mol52.0553 ±
0.0024
*85398-67-0*1
Hydroxylamine NO-15.3-25.9± 1.4kJ/mol33.02996 ±
0.00037
7803-49-8*2
2-Isocyanovinyl [CH]=C[N+]#[C-]544.6542.7± 1.7kJ/mol52.0547 ±
0.0024
225798-14-1*2
Cyanomethylene [CH]C#N529.4530.5± 1.3kJ/mol39.0361 ±
0.0016
2612-62-6*2
Isocyanomethylene [CH][N+]#[C-]585.3586.3± 1.6kJ/mol39.0361 ±
0.0016
78694-65-2*2
Trioxidaniumyl O[O+]O935.2926.1± 1.5kJ/mol50.01353 ±
0.00091
161321-37-5*3
3-Methylcycloprop-3-en-2-ylium-1-yl CC1=[C][CH+]11284.01277.5± 1.5kJ/mol52.0740 ±
0.0032
*185841-59-2*0
Vinylvinylidene cation C=CC=[C+]1429.91424.2± 2.0kJ/mol52.0740 ±
0.0032
161054-20-2*1
1,2-Butadien-1-ylidene CC=C=[C]511.8506.3± 2.0kJ/mol52.0746 ±
0.0032
119908-55-3*2
Fluorodioxidanide [F-]O[O]-256.8-256.1± 1.9kJ/mol50.99775 ±
0.00060
23553-17-5*0
1-Buten-3-ynylium C#CC=[CH+]1482.41479.9± 1.4kJ/mol51.0661 ±
0.0032
84654-85-3*1
3-Buten-1-ynylium C=CC#[C+]1572.71570.3± 1.7kJ/mol51.0661 ±
0.0032
103928-84-3*1
3-Methylene-1-cyclopropen-1-ylium C=C1C=[C+]11398.81395.5± 1.7kJ/mol51.0661 ±
0.0032
117469-28-0*2
Hydroxylamine cation N[OH+]857.7847.9± 1.6kJ/mol33.02941 ±
0.00037
62675-55-2*0
Butyraldehyde CCCC=O-185.27-205.64± 0.85kJ/mol72.1057 ±
0.0033
123-72-8*0
Chloroallene C=C=CCl181.9175.2± 1.6kJ/mol74.5086 ±
0.0026
3223-70-9*0
1-Chloropropyne CC#CCl192.0187.9± 1.6kJ/mol74.5086 ±
0.0026
7747-84-4*0
Methylcyclopentane CC1CCCC1-68.59-106.12± 0.36kJ/mol84.1595 ±
0.0049
96-37-7*0
Dioxosilane O=[Si]=O-906.76-911.74± 0.63kJ/mol60.08430 ±
0.00067
7631-86-9*500
Dioxosilane O=[Si]=O-826.31-902.24± 0.64kJ/mol60.08430 ±
0.00067
7631-86-9*520
Silicon carbide cation [Si][C+]1604.71609.4± 2.4kJ/mol40.09565 ±
0.00085
78393-58-5*0
Tetrafluorosilane cation [Si+](F)(F)(F)F-138.1-142.4± 9.4kJ/mol104.07856 ±
0.00030
62859-94-3*0
Difluorosilyliumyl F[Si+]F416.0415.2± 2.0kJ/mol66.08176 ±
0.00030
37300-76-8*0
Deuterium atom cation [2H+]1532.2101534.123± 0.000kJ/mol2.01355319809 ±
0.00000000040
14464-47-2*0
Silyliumyl [SiH2+]1155.451153.83± 0.93kJ/mol30.10083 ±
0.00033
28149-31-7*0
Dioxofluorine [O]F[O]523.9523.2± 1.0kJ/mol50.99720 ±
0.00060
175861-93-5*0
Disilanyl anion [SiH3][SiH2-]63.350.9± 2.1kJ/mol61.21125 ±
0.00069
53199-49-8*0
Disilene [SiH2]=[SiH2]393.3384.8± 2.2kJ/mol60.20276 ±
0.00066
15435-77-5*1
Di-mu-hydrodihydrodisilicon [SiH+]([H-]1)[H-][SiH+]1385.6375.2± 2.6kJ/mol60.20276 ±
0.00066
129970-82-7*22
Fluorine atom cation [F+]1758.3061760.604± 0.016kJ/mol18.99785462 ±
0.00000050
14701-13-4*0
Iodosilane [SiH3]I6.9-2.8± 2.6kJ/mol158.01379 ±
0.00037
13598-42-0*0
Trimethylsilanide C[Si-](C)C-42.0-65.5± 2.1kJ/mol73.1896 ±
0.0025
54711-92-1*0
Tetraoxidanyl OOO[O]2.10.4± 2.9kJ/mol65.0055 ±
0.0012
69696-93-1*100
(3E)-1,3-Hexadien-5-yne C=C/C=C/C#C358.9346.6± 1.9kJ/mol78.1118 ±
0.0048
5222-77-5*0
Divinylacetylene C=CC#CC=C361.9350.5± 1.9kJ/mol78.1118 ±
0.0048
821-08-9*2
1,2,4-Cyclohexatriene C1C=CC=C=C1419.5403.6± 2.0kJ/mol78.1118 ±
0.0048
124869-33-6*0
Perchloryloxy O=Cl(=O)(=O)[O]248.4240.8± 1.8kJ/mol99.4503 ±
0.0015
12133-63-0*0
Nitrosyl fluoride FN=O-85.46-87.83± 0.76kJ/mol49.00454 ±
0.00031
7789-25-5*0
Ethylammoniumyl CC[NH2+]827.7807.6± 1.6kJ/mol45.0832 ±
0.0017
41857-50-5*0
2-Methyl-2-propanamine CC(C)(C)N-87.01-120.66± 0.55kJ/mol73.1369 ±
0.0033
75-64-9*0
Benzophenone c1ccccc1C(=O)c1ccccc180.751.5± 1.5kJ/mol182.2179 ±
0.0104
119-61-9*0
Helium [He]1912.3021912.302± 0.000kJ/mol4.0026020 ±
0.0000020
7440-59-7*1
Helium cation [He+]2372.3222372.322± 0.000kJ/mol4.0020534 ±
0.0000020
14234-48-1*0
Neonium [Ne+2][H-]1324.851323.04± 0.87kJ/mol21.18709 ±
0.00060
12200-65-6*0
Kryptonium [Kr+2][H-]1106.291104.50± 0.68kJ/mol84.8074 ±
0.1000
37276-90-7*0
Oxosulfur [S+]=O999.26999.86± 0.13kJ/mol48.0649 ±
0.0060
767269-11-4*0
Bromine dioxide [O]Br[O]165.6156.0± 2.1kJ/mol111.9028 ±
0.0012
21255-83-4*0
Perchlorate O=Cl(=O)(=O)[O-]-263.9-272.8± 2.1kJ/mol99.4508 ±
0.0015
14797-73-0*0
Sulfuric acid OS(=O)(=O)O-887.19± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*825
Sulfuric acid OS(=O)(=O)O-899.22± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*846
Nitrosyl nitrate O=N(O1)ON1=O70.762.4± 1.8kJ/mol92.0111 ±
0.0012
*15969-55-8*0
Hydrogen sulfite O=S(O)[O-]-684.8-692.1± 1.8kJ/mol81.0727 ±
0.0061
15181-46-1*0
Dioxoperoxysulfane O=[S](=O)[O+][O-]-176.7-177.7± 2.1kJ/mol96.0636 ±
0.0061
*103613-08-7*11
Dioxoperoxysulfane O=[S](=O)[O+][O-]-296.1-296.1± 2.0kJ/mol96.0636 ±
0.0061
*103613-08-7*21
Dioxoperoxysulfate dianion [O-]S(=O)O[O-]-209.1-214.8± 2.1kJ/mol96.0647 ±
0.0061
*14808-79-8*1
Ethanethiol CCS-71.49-73.09± 0.37kJ/mol62.1350 ±
0.0062
75-08-1*500
Hydrofluorate ion [FH-]-75.6-75.1± 1.8kJ/mol20.006892 ±
0.000070
37249-79-9*0
Dimethylsulfoxide CS(=O)C-201.93-203.59± 0.49kJ/mol78.1344 ±
0.0062
67-68-5*500
Carbon monosulfide [C-]#[S+]278.96282.21± 0.67kJ/mol44.0767 ±
0.0061
2944-05-0*0
Platinum [Pt]563.4564.3± 1.7kJ/mol195.0780 ±
0.0020
7440-06-4*0
Boric acid OB(O)O-1072.45± 0.55kJ/mol61.8330 ±
0.0071
10043-35-3*833
Diboron trioxide -1266.8-1272.9± 1.1kJ/mol69.6202 ±
0.0140
1303-86-2*500
(Methylmethylene)oxonium CO[CH2+]686.0671.7± 2.2kJ/mol45.0600 ±
0.0017
23653-97-6*0
Methoxymethyl anion CO[CH2-]23.410.4± 2.3kJ/mol45.0610 ±
0.0017
61192-30-1*0
Acetaldehyde anion CC=[O-]-62.1-72.4± 2.2kJ/mol44.0531 ±
0.0017
60427-04-5*0
1-Propenylidene CC=[C]630.5623.0± 1.7kJ/mol40.0639 ±
0.0024
70277-78-0*2
Hydrooxonitrate [NH-]=O78.6275.71± 0.99kJ/mol31.01463 ±
0.00032
66057-02-1*0
Ketene cation C=C=[O+]882.23879.06± 0.11kJ/mol42.0361 ±
0.0016
64999-16-2*0
Ketene anion C=C=[O-]-16.0-19.1± 2.2kJ/mol42.0372 ±
0.0016
56391-79-8*0
Oxoethenylium [CH+]=C=O1139.71142.4± 2.1kJ/mol41.0282 ±
0.0016
92056-63-8*0
Hydrogen chloride Cl-165.944± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*907
Hydroxyimidogen anion [N-]O229.9227.4± 2.2kJ/mol31.01463 ±
0.00032
*35337-59-8*0
Nitrate O=[N+]([O-])[O-]-206.51± 0.18kJ/mol62.00549 ±
0.00090
14797-55-8*800
Oxiranylidene C1[C]O1456.1452.1± 2.2kJ/mol42.0367 ±
0.0016
50983-85-2*1
Oxiranylidene cation C1[C+]O11165.41161.9± 2.5kJ/mol42.0361 ±
0.0016
*50983-85-2*0
Oxiranylidene anion C1[C-]O1236.3232.4± 2.3kJ/mol42.0372 ±
0.0016
*50983-86-3*0
1,2-Propadien-1-yl-3-ylidene anion [C]=C=[C-]621.7629.1± 1.3kJ/mol36.0326 ±
0.0024
109292-47-9*0
Methyl hydroperoxide cation C[O+]O833.8819.7± 2.0kJ/mol48.0407 ±
0.0010
112465-88-0*0
Cyanogen bromide anion N#C[Br-]57.954.3± 3.8kJ/mol105.9220 ±
0.0013
54092-05-6*0
Dihydroxymethylium [CH+](O)O421.5410.2± 3.0kJ/mol47.0328 ±
0.0010
180071-68-5*1
Hydroxymethoxy cation [O+]CO925.0914.7± 3.2kJ/mol47.0328 ±
0.0010
180071-69-6*13
Oxybismethanol OCOCO-534.2-557.2± 1.9kJ/mol78.0672 ±
0.0019
4407-89-0*11
Methoxyoxoniumylidene CO[O+]1012.331003.49± 0.67kJ/mol47.0328 ±
0.0010
86475-50-5*0
Water O-285.804± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*589
Hypofluorous acid cation O[F+]1142.021139.00± 0.87kJ/mol36.00519 ±
0.00031
90243-22-4*0
2-Cyclopropyn-1-ylidene C1=C=C=1993.11000.0± 2.6kJ/mol36.0321 ±
0.0024
102508-15-6*2
Ethylperoxy CCO[O]-5.32-21.42± 0.86kJ/mol61.0599 ±
0.0017
3170-61-4*1
Formic acid C(=O)O-431.47-424.64± 0.20kJ/mol46.0254 ±
0.0010
64-18-6*500
Chlorine difluoride anion [Cl-]FF-319.0-319.0± 2.2kJ/mol73.45005 ±
0.00090
91419-41-9*0
Dioxirane anion C1[O-]O1-173.0-179.8± 3.4kJ/mol46.0259 ±
0.0010
*157-26-6*0
Dioxymethyl anion C=[O][O-]55.049.9± 1.4kJ/mol46.0259 ±
0.0010
93207-29-5*0
2-Propenylidyne anion C=C[C-]464.6460.9± 1.7kJ/mol39.0565 ±
0.0024
120126-89-8*0
Hydroxyoxoammoniumyl O[N+]=O984.1977.7± 1.8kJ/mol47.01293 ±
0.00061
80371-48-8*0
2-Cyclopropyn-1-yl anion [C-]1=C=C=1664.5671.8± 1.6kJ/mol36.0326 ±
0.0024
500574-36-7*0
Ammonium chloride [NH4+].[Cl-]-311.554-314.716± 0.062kJ/mol53.49120 ±
0.00095
12125-02-9*510
2-Propen-3-yliumylidene [CH]C=[CH+]1494.51491.5± 1.7kJ/mol39.0554 ±
0.0024
84654-86-4*0
2-Propenylidene anion [CH]C=[CH-]536.0532.6± 1.7kJ/mol39.0565 ±
0.0024
98705-30-7*0
H-CO2 vdW complex [H].O=C=O-178.3-177.5± 2.1kJ/mol45.0174 ±
0.0010
*2564-83-2*100
2-Propanol CC(O)C-305.34-318.14± 0.26kJ/mol60.0950 ±
0.0025
67-63-0*500
1-Propanol CCCO-290.26-302.44± 0.19kJ/mol60.0950 ±
0.0025
71-23-8*500
Ammonium radical [NH4]190.01179.42± 0.43kJ/mol18.03850 ±
0.00029
92075-50-8*0
Oxazirinyl cation [C+]1=NO11565.61566.3± 2.3kJ/mol42.01629 ±
0.00086
*228850-18-8*0
Oxazirinyl anion [C-]1=NO1448.2449.0± 2.4kJ/mol42.01739 ±
0.00086
28269-68-3*0
Acetic acid CC(=O)O-484.02-483.60± 0.18kJ/mol60.0520 ±
0.0017
64-19-7*500
Acetic acid CC(=O)O-484.60± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*825
Acetic acid CC(=O)O-484.81± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*840
Hydrogen chloride Cl-166.516± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*837
Methanol anion [CH3-]O-89.0-99.7± 2.8kJ/mol32.04241 ±
0.00090
68474-04-4*0
Triazirinylium ion [N]1N=[N+]11609.01606.1± 1.6kJ/mol42.01967 ±
0.00021
92220-05-8*0
Ethyl formate C(=O)OCC-425.8± 1.1kJ/mol74.0785 ±
0.0025
109-94-4*500
Hydrogen fluoride F-321.93± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*821
Fluoronium [H][F+][H]774.04771.11± 0.91kJ/mol21.01373 ±
0.00014
12206-67-6*0
Hydroperoxyimidogen OO[N]103.499.8± 2.4kJ/mol47.01348 ±
0.00061
877456-58-1*1
Propionic acid CCC(=O)O-415.4-433.0± 1.3kJ/mol74.0785 ±
0.0025
79-09-4*2
Hydrogen chloride Cl-166.562± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*839
Hydrogen chloride Cl-166.603± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*954
Carbon [C]711.384716.869± 0.039kJ/mol12.01070 ±
0.00080
7440-44-0*1
(1Z)-Ethanimine CC=N58.944.2± 1.4kJ/mol43.0678 ±
0.0016
56003-82-8*0
(E)-2-Iminoethylium [CH2+]C=N1108.41097.7± 2.9kJ/mol42.0594 ±
0.0016
91127-33-2*22
2-Iminoethyl anion [CH2-]C=N104.693.6± 2.1kJ/mol42.0604 ±
0.0016
73843-87-5*1
Fluorosyl fluoride cation FF[O+]1413.11413.5± 3.5kJ/mol53.99566 ±
0.00030
*86825-50-5*1
Triazirine N1N=N1464.2457.8± 2.6kJ/mol43.02816 ±
0.00022
157-29-9*0
Nitric acid cation O[N+](=O)[O]1029.221020.16± 0.69kJ/mol63.01233 ±
0.00091
272109-63-4*0
Fluoroaminyliumyl [N+]F1415.091415.63± 0.85kJ/mol33.004595 ±
0.000070
33146-36-0*0
Cyanogen cation N#C[C+]#N1598.271600.49± 0.42kJ/mol52.0343 ±
0.0016
37354-81-7*0
Isocyanogen [C-]#[N+]C#N412.1414.4± 1.3kJ/mol52.0349 ±
0.0016
83951-85-3*0
Diazoethenylidene [N-]=[N+]=C=[C]658.6661.2± 1.8kJ/mol52.0349 ±
0.0016
130760-10-0*0
Formaldehyde anion C=[O-]-26.7-28.3± 2.0kJ/mol30.02653 ±
0.00087
27837-46-3*0
Isocyanomethyliumylidene [C][N+]#[C]1615.71621.2± 1.9kJ/mol38.0276 ±
0.0016
78271-45-1*0
Isocyanomethylidyne anion [C][N]#[C-]479.2482.9± 2.0kJ/mol38.0287 ±
0.0016
*53590-27-5*0
Diazenium N[NH+]968.70957.44± 0.73kJ/mol31.03675 ±
0.00025
37369-93-0*0
Cyanomethyliumylidene [C+]C#N1719.81725.3± 2.1kJ/mol38.0276 ±
0.0016
76619-90-4*0
Cyanomethylidyne anion [C-]C#N410.1413.7± 2.2kJ/mol38.0287 ±
0.0016
12373-35-2*0
2,3-didehydro-1H-azirin-1-yl [N]1C#C1720.3724.4± 2.1kJ/mol38.0281 ±
0.0016
439586-06-8*0
Formaldehyde C=O196.008192.706± 0.094kJ/mol30.02598 ±
0.00087
50-00-0*1
Tetranitrogen cation [N]=NN=[N+]1392.91392.5± 1.5kJ/mol56.02641 ±
0.00028
12185-04-5*0
Aminomethyliumylidene [C+]N1168.31165.1± 2.2kJ/mol28.03277 ±
0.00082
86784-42-1*0
Diazirinyl C1=N[N]1557.2553.9± 2.0kJ/mol41.03212 ±
0.00082
69967-71-1*2
Propynylidene [CH]=C=[CH]543.71546.71± 0.58kJ/mol38.0480 ±
0.0024
67152-18-5*0
Iminomethylimidogen anion [N]C=[N-]401.9398.7± 2.3kJ/mol41.03267 ±
0.00082
150296-30-3*2
1H-Diazirin-3-ylium N1N=[C+]11527.21523.7± 2.0kJ/mol41.03157 ±
0.00082
735234-64-7*2
1H-Diazirin-3-yl N1N=[C]1917.8914.4± 1.9kJ/mol41.03212 ±
0.00082
324529-57-9*2
1H-diazirin-3-ide N1N=[C-]1379.8376.7± 2.0kJ/mol41.03267 ±
0.00082
*735234-64-7*2
Trioxidanylium OO[O+]1070.71064.5± 1.4kJ/mol49.00559 ±
0.00090
74241-49-9*0
Methanediimine cation N=[C+]=N1137.91133.1± 2.2kJ/mol42.03951 ±
0.00082
1189338-16-6*2
Chloroniumyl ion [ClH+]1137.7981137.732± 0.0051kJ/mol36.46009 ±
0.00090
12258-94-5*0
Diazomethane cation C=[N+]=[N]1141.951135.68± 0.87kJ/mol42.03951 ±
0.00082
58852-13-4*0
3H-Diazirine cation [CH2+]1N=N11327.61322.0± 1.7kJ/mol42.03951 ±
0.00082
796039-16-2*0
1H-Diazirene cation [CH+]1=NN11333.41326.3± 1.9kJ/mol42.03951 ±
0.00082
*157-23-3*0
Isocyanamide cation N[N+]#[C]1321.51316.1± 1.9kJ/mol42.03951 ±
0.00082
160951-17-7*0
3-Diaziridinylidene cation [C+]1NN11479.71473.7± 2.4kJ/mol42.03951 ±
0.00082
*85513-79-7*1
Hydrogen chloride Cl-166.102± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*830
Trichloromethylium Cl[C+](Cl)Cl856.14854.62± 0.93kJ/mol118.3683 ±
0.0028
27130-34-3*0
3-Methanetetrayl-1,2-cyclopropanediylidene [C]=C1C#C11154.71164.1± 1.9kJ/mol48.0428 ±
0.0032
78015-08-4*0
Dichloromethyliumyl Cl[C+]Cl1122.01122.9± 1.8kJ/mol82.9156 ±
0.0020
55945-51-2*0
1-Cyclopropene-1,2-diyl C1[C]=[C]1791.2790.7± 1.5kJ/mol38.0480 ±
0.0024
202744-75-0*0
Ozone cation O=[O+]=O1352.8801350.541± 0.041kJ/mol47.99765 ±
0.00090
12596-82-6*0
1,1,1-Trichloroethane CC(Cl)(Cl)Cl-183.85-177.20± 0.52kJ/mol133.4033 ±
0.0031
71-55-6*500
Nitric acid O[N+](=O)[O-]-186.78± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*801
2-Cyclopropyn-1-ylidenemethyl anion [C-]=C1C#C1800.8809.7± 1.7kJ/mol48.0433 ±
0.0032
289679-90-9*0
Cyclopropenyliumdiyl [CH+]1C#C11692.31695.2± 1.8kJ/mol37.0395 ±
0.0024
127476-05-5*0
Cyclopropynyl anion [CH-]1C#C1518.37521.36± 0.76kJ/mol37.0406 ±
0.0024
136861-42-2*0
Nitric acid O[N+](=O)[O-]-197.72± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*805
Vinyl chloride C=CCl-3.600.97± 0.91kJ/mol62.4979 ±
0.0018
75-01-4*500
Ammonium bromide [NH4+].[Br-]-253.26-269.84± 0.14kJ/mol97.9425 ±
0.0010
12124-97-9*510
Hydrogen bromide Br-120.01± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*834
Chloromethane cation C[Cl+]1014.631007.86± 0.17kJ/mol50.4867 ±
0.0012
12538-71-5*0
Dichlorine ClCl-16.473± 0.090kJ/mol70.9054 ±
0.0018
7782-50-5*1000
Chlorine difluoride cation [Cl+]FF1346.31344.9± 2.1kJ/mol73.44896 ±
0.00090
86825-59-4*0
Bromofluoromethane C(F)Br-197.4-211.9± 4.9kJ/mol112.9290 ±
0.0013
373-52-4*0
Fluorodibromomethane C(F)(Br)Br-159.7-179.3± 4.9kJ/mol191.8250 ±
0.0022
1868-53-7*0
Difluorochlorobromomethane FC(F)(Cl)Br-428.9-439.9± 4.9kJ/mol165.3642 ±
0.0016
353-59-3*0
Dichlorofluorobromomethane FC(Cl)(Cl)Br-228.3-238.3± 4.9kJ/mol181.8185 ±
0.0022
353-58-2*0
Dibromofluorochloromethane FC(Cl)(Br)Br-169.9-186.8± 4.9kJ/mol226.2698 ±
0.0023
353-55-9*0
Krypton cation [Kr+]1350.7561350.756± 0.000kJ/mol83.7995 ±
0.1000
16915-28-9*0
Hydrogen difluoride cation [F+]F[H]1174.31171.3± 1.5kJ/mol39.004198 ±
0.000070
*126950-54-7*2
1,2-Difluoroacetylene cation F[C+]#CF1081.61084.4± 1.3kJ/mol62.0177 ±
0.0016
268566-70-7*0
Difluorophosgene cation [O+]=C(F)F653.45650.69± 0.51kJ/mol66.00636 ±
0.00085
73256-56-1*0
Hydrogen bromide Br-120.14± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*954
Chloro(chlorooxy)methylene Cl[C]OCl73.573.7± 3.6kJ/mol98.9155 ±
0.0020
479587-31-0*2
Chlorohydroxymethylene Cl[C]OH14.011.1± 2.5kJ/mol64.4707 ±
0.0012
147723-60-2*1
(Chlorooxy)methylene H[C]OCl119.2117.9± 2.7kJ/mol64.4707 ±
0.0012
331419-80-8*2
Dibromophosgene O=C(Br)Br-143.98± 0.95kJ/mol187.8181 ±
0.0022
593-95-3*590
Nirous oxide anion [N-]=[N]=O99.396.7± 1.9kJ/mol44.01343 ±
0.00033
12274-12-3*0
2-Chloroethanol ClCCO-314.89± 0.53kJ/mol80.5132 ±
0.0019
107-07-3*590
2-Bromoethanol BrCCO-274.36± 0.46kJ/mol124.9645 ±
0.0019
540-51-2*590
Phenylium c1cccc[c+]11149.311136.53± 0.85kJ/mol77.1034 ±
0.0048
17333-73-2*2
m-Benzyne anion c1[c]ccc[c-]1444.5435.6± 1.3kJ/mol76.0965 ±
0.0048
249589-31-9*0
p-Benzyne anion c1c[c]cc[c-]1465.1455.5± 1.3kJ/mol76.0965 ±
0.0048
219298-17-6*0
2-Butynylium CC#C[CH2+]1258.81251.5± 1.6kJ/mol53.0820 ±
0.0032
64235-83-2*1
Ethanium C[H+]C888.7870.3± 1.8kJ/mol31.0764 ±
0.0017
24669-33-8*2
Cycloheptane C1CCCCCC1-126.55-156.44± 0.50kJ/mol98.1861 ±
0.0057
291-64-5*500
Ethylbenzene c1ccc(cc1)CC-12.31± 0.52kJ/mol106.1650 ±
0.0064
100-41-4*500
Phenylacetylene c1ccc(cc1)C#C273.85± 0.70kJ/mol102.1332 ±
0.0064
536-74-3*500
Ethanium C[H+]C895.1877.3± 1.9kJ/mol31.0764 ±
0.0017
24669-33-8*3
Indane c1ccc2c(c1)CCC225.4210.94± 0.76kJ/mol118.1757 ±
0.0072
496-11-7*500
Indene cation c1ccc2c(c1)C=C[CH2+]2969.96946.72± 0.73kJ/mol116.1593 ±
0.0072
42949-13-3*0
Indene c1ccc2c(c1)C=CC2117.24109.95± 0.85kJ/mol116.1598 ±
0.0072
95-13-6*500
Phenyloxoniumylidene c1ccc(cc1)[O+]898.7884.3± 1.4kJ/mol93.1028 ±
0.0048
41071-17-4*0
1-Methylene-2-propenylium C=C[C+]=C1059.51049.4± 1.7kJ/mol53.0820 ±
0.0032
62698-26-4*2
Fluorobenzene c1ccc(cc1)F-148.76-146.34± 0.39kJ/mol96.1023 ±
0.0048
462-06-6*500
Hydrogen bromide Br-120.30± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*844
1-Methylene-2-propenylium C=C[C+]=C1256.41246.7± 1.7kJ/mol53.0820 ±
0.0032
62698-26-4*1
Ethylene anion C=[CH2-]231.6225.5± 2.0kJ/mol28.0537 ±
0.0016
34527-91-8*2
Hypochlorous acid anion O[Cl-]198.7198.4± 2.5kJ/mol52.46059 ±
0.00095
34524-94-2*0
Bromobenzene c1ccc(cc1)Br60.3± 1.3kJ/mol157.0079 ±
0.0049
108-86-1*500
1-Ethylium-1-yl [CH+]C1182.01174.7± 3.2kJ/mol28.0526 ±
0.0016
85944-79-2*0
Fluorosyl fluoride anion FF[O-]-56.6-55.7± 2.4kJ/mol53.99675 ±
0.00030
*86825-57-2*1
Ethylidene anion [CH-]C325.7318.4± 1.8kJ/mol28.0537 ±
0.0016
35829-99-3*0
Pyridinium c1cc[nH+]cc1761.7740.8± 1.3kJ/mol80.1073 ±
0.0040
16969-45-2*0
Acetone CC(=O)C-244.54-247.65± 0.26kJ/mol58.0791 ±
0.0025
67-64-1*500
Chlorosyl chloride cation ClCl[O+]1132.61130.8± 2.0kJ/mol86.9043 ±
0.0018
*86825-56-1*0
2-Hydroxy-2-propenyl C=C(O)[CH2]4.0-9.5± 1.2kJ/mol57.0712 ±
0.0024
742072-56-6*0
Propionaldehyde CCC=O-217.90-216.45± 0.24kJ/mol58.0791 ±
0.0025
123-38-6*500
Hydrogen fluoride F-321.97± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*823
Trifluorine cation FF[F+]1530.01527.9± 2.2kJ/mol56.9946610 ±
0.0000015
64710-22-1*0
trans-1,2-Diiodoethene C(\I)=C/I215.18207.78± 0.35kJ/mol279.8462 ±
0.0016
590-27-2*0
1,3-Butadienylium C=CC=[CH+]1133.71123.7± 2.5kJ/mol53.0820 ±
0.0032
86181-69-3*2
Monoammonium succinate OC(=O)CCC(=O)[O-].[NH4+]-1067.86± 0.72kJ/mol135.1186 ±
0.0035
38457-08-8*510
Diammonium succinate [O-]C(=O)CCC(=O)[O-].[NH4+].[NH4+]-1182.36± 0.47kJ/mol152.1492 ±
0.0035
2226-88-2*510
Acrolein C=CC=O-46.3-56.7± 1.3kJ/mol56.0633 ±
0.0024
107-02-8*2
2H-Oxete O1C=CC165.853.3± 1.2kJ/mol56.0633 ±
0.0024
287-25-2*0
Hydrogen carbonate O[C](=O)[O-]-689.865± 0.039kJ/mol61.0174 ±
0.0012
71-52-3*800
1-Formylethenylium C=[C+]C=O1023.51018.0± 2.3kJ/mol55.0548 ±
0.0024
101705-89-9*2
3-Oxo-1-propenylium [CH+]=CC=O1005.11002.8± 2.4kJ/mol55.0548 ±
0.0024
101705-90-2*2
Dibromine BrBr-2.25± 0.18kJ/mol159.8080 ±
0.0020
7726-95-6*800
Ethenedione cation O=C=C=[O+]909.5912.6± 2.0kJ/mol56.0197 ±
0.0017
12541-99-0*0
Imidogen anion [NH-]322.65322.70± 0.16kJ/mol15.015229 ±
0.000099
23841-33-0*0
Imidogen [NH]358.77358.82± 0.16kJ/mol15.014680 ±
0.000099
13774-92-0*1
Hydrogen chloride Cl-165.544± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*953
Aminooxy anion N[O-]47.340.4± 1.7kJ/mol32.02257 ±
0.00034
51375-41-8*0
Dioxodiazoxane O=NON=O109.4105.3± 1.8kJ/mol76.01168 ±
0.00091
122413-35-8*2
3-Imino-2-propen-1-ylidene [CH]C=C=N533.0527.9± 1.8kJ/mol53.0627 ±
0.0024
916765-05-4*12
Carbon tetracation [C+4]14993.60014998.747± 0.049kJ/mol12.00851 ±
0.00080
16092-62-9*0
3-Imino-2-propen-1-ylidene [CH]C=C=N572.6567.3± 2.0kJ/mol53.0627 ±
0.0024
916765-05-4*22
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]604.5599.7± 1.9kJ/mol53.0627 ±
0.0024
123416-74-0*12
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]637.1632.3± 2.0kJ/mol53.0627 ±
0.0024
123416-74-0*22
Acetylene anion C#[CH-]380.1380.3± 1.9kJ/mol26.0378 ±
0.0016
50443-89-5*2
2-Chloro ozone anion ClO([O])[O-]-103.6-105.9± 3.2kJ/mol83.4514 ±
0.0013
*141801-67-4*0
1-Cyanovinylium C=[C+]C#N1318.31317.1± 2.2kJ/mol52.0542 ±
0.0024
85399-09-3*0
Acetylene C#C599.3599.1± 1.4kJ/mol26.0373 ±
0.0016
74-86-2*11
Hypofluorous acid anion O[F-]155.3154.7± 2.6kJ/mol36.00629 ±
0.00031
36505-07-4*2
Cyclopentene C1CC=CC17.39± 0.48kJ/mol68.1170 ±
0.0040
142-29-0*590
Tetraoxygen O=O.O=O145.8142.2± 3.8kJ/mol63.9976 ±
0.0012
12596-83-7*22
Butatriene cation C=C=[C+]=C1210.61204.7± 1.3kJ/mol52.0740 ±
0.0032
65513-85-1*0
Bicyclo[1.1.0]but-3-ene C12=CC2C1483.2474.2± 1.6kJ/mol52.0746 ±
0.0032
78525-41-4*0
Vinylvinylidene anion C=CC=[C-]405.8399.0± 2.0kJ/mol52.0751 ±
0.0032
167386-49-4*1
Tetrahedrane cation C12C3C1[CH+]231326.81318.6± 1.7kJ/mol52.0740 ±
0.0032
80826-01-3*0
Bicyclo[1.1.0]but-1(3)-ene C1C2=C1C2578.8570.4± 1.9kJ/mol52.0746 ±
0.0032
58208-49-4*0
Bicyclo[1.1.0]but-1(3)-ene cation C1[C+]2=C1C21461.71453.5± 2.1kJ/mol52.0740 ±
0.0032
*58208-49-4*0
Tribromine BrBrBr156.0134.3± 3.2kJ/mol239.7120 ±
0.0030
11094-39-6*0
1-Buten-3-yn-1-yl C#CC=[CH]547.9545.1± 1.2kJ/mol51.0666 ±
0.0032
2810-61-9*2
3-Buten-1-ynylium C=CC#[C+]1603.91602.9± 1.7kJ/mol51.0661 ±
0.0032
103928-84-3*2
3-Methylene-1-cyclopropen-1-ylium C=C1C=[C+]11467.71464.0± 1.6kJ/mol51.0661 ±
0.0032
117469-28-0*1
2-Cyclopropen-1-ylidenemethylium [CH+]=C1C=C11346.51343.9± 1.8kJ/mol51.0661 ±
0.0032
112936-36-4*2
1,3-Cyclobutadien-1-ylium [C+]1=CC=C11388.41383.4± 1.8kJ/mol51.0661 ±
0.0032
81913-77-1*2
Cyanic azide N#CN=[N+]=[N-]502.8498.4± 1.9kJ/mol68.03766 ±
0.00085
764-05-6*0
Peroxychloric acid O=Cl(=O)OO76.668.4± 2.5kJ/mol100.4582 ±
0.0015
177778-91-5*0
Phenyl hydroperoxide c1ccc(cc1)OO13.8-5.2± 2.1kJ/mol110.1106 ±
0.0049
36112-26-2*0
trans-1,3,5-Hexatriene C=CC=CC=C184.0164.2± 2.4kJ/mol80.1277 ±
0.0048
821-07-8*0
Methylcyclopentadienyl C[C]1C=CC=C1239.0221.4± 2.1kJ/mol79.1198 ±
0.0048
72348-44-8*0
Methylcyclopentane CC1CCCC1-116.54-137.90± 0.35kJ/mol84.1595 ±
0.0049
96-37-7*500
Dioxosilane O=[Si]=O-904.06-908.92± 0.68kJ/mol60.08430 ±
0.00067
7631-86-9*510
Methylammoniumyl C[NH2+]865.99852.06± 0.25kJ/mol31.05659 ±
0.00088
34516-31-9*0
Methylamine anion C[NH2-]84.269.4± 2.8kJ/mol31.05769 ±
0.00088
81096-79-9*0
Fluorosilylidyne F[Si]-60.33-58.50± 0.62kJ/mol47.08390 ±
0.00030
11128-24-8*0
Deuterium hydride cation [H][2H+]1490.4981490.587± 0.000kJ/mol3.021493 ±
0.000070
12181-16-7*0
Hydrogen fluoride F-321.322± 0.099kJ/mol20.006343 ±
0.000070
7664-39-3*809
Silylene anion [SiH2-]167.2165.6± 1.4kJ/mol30.10193 ±
0.00033
54991-62-7*0
Silyliumylidene [SiH+]1136.471137.68± 0.80kJ/mol29.09289 ±
0.00031
31241-66-4*0
Hypochlorous acid cation O[Cl+]998.94995.89± 0.90kJ/mol52.45949 ±
0.00095
71606-47-8*0
Disilene cation [SiH2]=[SiH2+]1069.41060.4± 2.0kJ/mol60.20221 ±
0.00066
108492-63-3*0
Di-mu-hydrodihydrodisilicon cation [SiH+]([H-]1)[H-][SiH+2]11180.31172.7± 3.2kJ/mol60.20221 ±
0.00066
*129970-82-7*1
Di-mu-hydrodihydrodisilicon anion [SiH+]([H-]1)[H-][SiH]1288.5279.9± 3.3kJ/mol60.20331 ±
0.00066
*129970-83-8*1
mu-Hydrotrihydrodisilicon [Si+2]1[H-][SiH3-]1459.1450.9± 2.5kJ/mol60.20276 ±
0.00066
497967-55-2*1
Tribromide Br[Br-]Br-287.4-308.5± 1.9kJ/mol239.7125 ±
0.0030
14522-80-6*0
Hydrogen fluoride F-321.82± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*901
Vinylsilane C=C[SiH3]107.992.4± 2.2kJ/mol58.1545 ±
0.0017
7291-09-0*0
iso-Proplylide C[CH-]C128.8110.4± 1.5kJ/mol43.0882 ±
0.0024
25012-80-0*0
Aminomethyl anion [CH2-]N209.5199.3± 2.1kJ/mol30.04975 ±
0.00085
74215-21-7*0
Methylaminilium C[NH+]1135.21125.4± 2.1kJ/mol30.04865 ±
0.00085
49784-84-1*0
Dewar benzene C1=CC2C1C=C2422.2405.1± 1.7kJ/mol78.1118 ±
0.0048
5649-95-6*0
1,2-Hexadien-4-yne C=C=CC#CC407.5397.5± 1.7kJ/mol78.1118 ±
0.0048
34783-10-3*0
3-Methylene-1-penten-4-yne C=CC(=C)C#C362.7350.1± 2.2kJ/mol78.1118 ±
0.0048
6929-96-0*1
Propylene cation CC=[CH2+]975.19961.66± 0.18kJ/mol42.0792 ±
0.0024
34504-10-4*0
Cyclohexene C1CCC=CC127.18-4.28± 0.32kJ/mol82.1436 ±
0.0049
110-83-8*0
3-Methyl-1,4-pentadiyne C#CC(C)C#C439.1427.7± 1.6kJ/mol78.1118 ±
0.0048
57242-04-3*0
Cyclohexene C1CCC=CC1-21.97-37.84± 0.30kJ/mol82.1436 ±
0.0049
110-83-8*500
Bromine atom [Br]117.925111.863± 0.055kJ/mol79.90400 ±
0.00100
10097-32-2*1
Triiodine cation I[I+]I946.1941.0± 4.1kJ/mol380.712861 ±
0.000090
12596-32-6*0
Methyliumylamino C=[NH+]1056.11049.3± 1.7kJ/mol29.04071 ±
0.00083
65130-65-6*0
Ethylaminylium CC[NH+]1092.41076.5± 2.4kJ/mol44.0752 ±
0.0017
54387-08-5*11
2-Methyl-2-propanamine CC(C)(C)N-133.11-150.60± 0.53kJ/mol73.1369 ±
0.0033
75-64-9*500
1,2-Diphenylethane c1ccccc1CCc2ccccc284.8151.07± 0.75kJ/mol182.2610 ±
0.0112
103-29-7*500
Anthracene c1ccc2cc3ccccc3cc2c1151.24125.43± 0.85kJ/mol178.2292 ±
0.0112
120-12-7*500
Nitrosyl nitrate O=NO[N+](=O)[O-]48.340.4± 1.8kJ/mol92.0111 ±
0.0012
15969-55-8*1
Phenanthrene c1ccc2c(c1)ccc3c2cccc3136.32111.04± 0.64kJ/mol178.2292 ±
0.0112
85-01-8*500
Diphenylacetylene c1ccc(cc1)C#Cc2ccccc2432.3407.3± 1.2kJ/mol178.2292 ±
0.0112
501-65-5*0
Diphenylacetylene c1ccc(cc1)C#Cc2ccccc2334.67312.72± 0.93kJ/mol178.2292 ±
0.0112
501-65-5*500
Azanidylmethyl C=[NH-]224.4217.1± 2.2kJ/mol29.04181 ±
0.00083
127593-73-1*0
Benzophenone c1ccccc1C(=O)c1ccccc1-16.7-41.9± 1.5kJ/mol182.2179 ±
0.0104
119-61-9*500
Bicyclo[1.1.0]buta-1,1-diene-2,4-diyl C12[C]=[C]2=[C]1990.4993.6± 2.0kJ/mol49.0507 ±
0.0032
*99417-53-5*0
Benzoic acid c1ccc(cc1)C(=O)O-274.33-294.13± 0.19kJ/mol122.1213 ±
0.0056
65-85-0*0
Argonium [Ar+2][H-]1151.81150.1± 1.4kJ/mol40.9554 ±
0.0010
12254-68-1*0
Xenonium [Xe+2][H-]1038.211036.43± 0.88kJ/mol132.2974 ±
0.0200
37276-91-8*0
Aminomethyliumyl [CH][NH2+]1039.51031.9± 2.3kJ/mol29.04071 ±
0.00083
89302-94-3*0
Sulfur dioxide O=S=O-320.70± 0.14kJ/mol64.0648 ±
0.0060
7446-09-5*1000
Chloryl chloride ClCl([O])[O]126.1122.1± 1.7kJ/mol102.9042 ±
0.0019
117489-73-3*0
Hydrogen chloride Cl-165.554± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*825
Aminomethylene anion [CH][NH2-]353.0346.1± 2.3kJ/mol29.04181 ±
0.00083
207914-86-1*0
Chlorosyl chloride anion ClCl[O-]-185.4-184.7± 2.3kJ/mol86.9053 ±
0.0018
*86825-55-0*0
Sulfur oxide peroxide O=S=[O+][O-]-26.0-30.2± 2.3kJ/mol80.0642 ±
0.0061
175799-68-5*2
Trisulfide [S]S[S-]-83.74-84.66± 0.71kJ/mol96.1985 ±
0.0180
12597-04-5*0
Sulfuric acid OS(=O)(=O)O-887.71± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*893
Sulfuric acid OS(=O)(=O)O-885.88± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*820
Sulfuric acid OS(=O)(=O)O-886.67± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*822
Sulfuric acid OS(=O)(=O)O-900.65± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*850
Sulfur tetraoxide [O]S(=O)(=O)[O]-163.7-169.5± 2.9kJ/mol96.0636 ±
0.0061
12772-98-4*22
Isocyanomethylium [CH2+][N+]#[C-]1272.61270.5± 2.2kJ/mol40.0435 ±
0.0016
78269-43-9*0
Dioxoperoxysulfane O=[S](=O)[O+][O-]-295.8-295.5± 2.7kJ/mol96.0636 ±
0.0061
*103613-08-7*22
Methylimidogen anion C[N-]321.1313.5± 1.3kJ/mol29.04181 ±
0.00083
82539-34-2*0
Methanethiol CS-46.76-44.58± 0.44kJ/mol48.1085 ±
0.0061
74-93-1*500
1,3-Propanediyl [CH2]C[CH2]337.7323.0± 2.2kJ/mol42.0797 ±
0.0024
32458-33-6*21
1-Hydroxyethanide C[CH-]O-20.3-33.7± 2.2kJ/mol45.0610 ±
0.0017
88032-18-2*0
Hydroxydimethylsulfur C[S](O)C-19.7-37.7± 2.6kJ/mol79.1424 ±
0.0062
52670-37-8*0
Carbon disulfide S=C=S78.4189.22± 0.60kJ/mol76.1427 ±
0.0120
75-15-0*500
Difluoronitrate [N-](F)F-70.7-72.6± 1.9kJ/mol52.004095 ±
0.000070
37366-64-6*0
Hydrogen atom [H]-22.3-24.0± 1.5kJ/mol1.007940 ±
0.000070
12385-13-6*1000001
Methyleneaminylium C=[N+]1456.71453.1± 2.1kJ/mol28.03277 ±
0.00082
53518-13-1*1
Hydrogen atom [H]-17.0-20.2± 5.2kJ/mol1.007940 ±
0.000070
12385-13-6*1003001
Hydrogen atom [H]-14.1-17.0± 8.5kJ/mol1.007940 ±
0.000070
12385-13-6*1004001
Hydrogen atom [H]-30.3-33.4± 7.2kJ/mol1.007940 ±
0.000070
12385-13-6*1003004
Hydrogen atom [H]-28.3-31.1± 7.6kJ/mol1.007940 ±
0.000070
12385-13-6*1004004
Boron [B]3.924.02± 0.67kJ/mol10.8110 ±
0.0070
7440-42-8*505
Borylene [BH]440.50443.69± 0.83kJ/mol11.8189 ±
0.0070
13766-26-2*0
Boric acid OB(O)O-1072.42± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*896
Boric acid OB(O)O-1072.41± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*844
Boric acid OB(O)O-1080.92-1094.34± 0.57kJ/mol61.8330 ±
0.0071
10043-35-3*500
Boric acid OB(O)O-989.2-1002.1± 1.0kJ/mol61.8330 ±
0.0071
10043-35-3*0
Diboron trioxide -1249.3-1254.5± 1.2kJ/mol69.6202 ±
0.0140
1303-86-2*505
Dinitrogen pentoxide O=[N+]([O-])O[N+](=O)[O-]-41.11± 0.38kJ/mol108.0105 ±
0.0015
10102-03-1*500
Boron nitride B#N-247.41-250.34± 0.79kJ/mol24.8177 ±
0.0070
10043-11-5*500
1-Butanol CCCCO-312.82-327.11± 0.21kJ/mol74.1216 ±
0.0033
71-36-3*500
Dioxidanyl dimer O[O].O[O]-8.29-17.86± 0.50kJ/mol66.0135 ±
0.0012
240125-82-0*1
2-Methyl-2-propanol CC(C)(C)O-282.0-312.1± 1.9kJ/mol74.1216 ±
0.0033
75-65-0*0
Peroxyhypochlorite ClO[O-]-252.78-251.75± 0.34kJ/mol67.4520 ±
0.0011
224299-14-3*0
Isocyanogen iodide anion IN=[C-]123.0125.2± 9.3kJ/mol152.92246 ±
0.00080
*66004-32-8*0
Dihydrogen cation [H][H+]1488.3641488.480± 0.000kJ/mol2.01533 ±
0.00014
12184-90-6*2
2-Hydroxyethenyl [CH]=CO143.86137.30± 0.99kJ/mol43.0446 ±
0.0016
108665-16-3*11
Glycolaldehyde C(=O)CO-292.1-304.7± 1.7kJ/mol60.0520 ±
0.0017
141-46-8*21
Glycolaldehyde C(=O)CO-290.4-302.8± 1.7kJ/mol60.0520 ±
0.0017
141-46-8*31
Glycolaldehyde C(=O)CO-283.8-296.6± 1.7kJ/mol60.0520 ±
0.0017
141-46-8*22
Ammonium hydroxide [NH4+].[OH-]-364.67± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*803
2-Hydroxyethenyl [CH]=CO147.2140.9± 1.2kJ/mol43.0446 ±
0.0016
108665-16-3*22
Methyl acetate CC(=O)OC-445.59± 0.56kJ/mol74.0785 ±
0.0025
79-20-9*500
2-Hydroxyethenyl [CH]=CO150.6144.5± 1.6kJ/mol43.0446 ±
0.0016
108665-16-3*12
1-Hydroxy-2-propanone CC(=O)CO-340.5-360.3± 1.7kJ/mol74.0785 ±
0.0025
116-09-6*21
1-Hydroxy-2-propanone CC(=O)CO-337.9-356.1± 1.7kJ/mol74.0785 ±
0.0025
116-09-6*31
1-Hydroxy-2-propanone CC(=O)CO-329.6-349.6± 1.7kJ/mol74.0785 ±
0.0025
116-09-6*22
Ammonium hydroxide [NH4+].[OH-]-365.13± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*805
Methoxyoxomethyl CO[C]=O-151.7-160.8± 1.5kJ/mol59.0440 ±
0.0017
16481-04-2*2
Methanol dimer CO.CO-398.3-419.0± 1.4kJ/mol64.0837 ±
0.0018
42845-44-3*0
Oxygen difluoride cation FO[F+]1292.111289.58± 0.66kJ/mol53.99566 ±
0.00030
39432-25-2*0
Peroxyhypochlorous acid anion OO[Cl-]-32.2-33.9± 2.6kJ/mol68.4600 ±
0.0011
*67952-08-3*2
Ethynylene [C]=[C]827.190833.895± 0.083kJ/mol24.0214 ±
0.0016
12070-15-4*1
Bicyclo[1.1.0]buta-1,3-dien-4-ylium-2-yl C12=[C]C2=[C+]12087.62097.4± 2.3kJ/mol48.0423 ±
0.0032
289679-91-0*0
Bicyclo[1.1.0]buta-1,3-dien-2-yl anion C12=[C]C2=[C-]1803.0810.7± 1.8kJ/mol48.0433 ±
0.0032
289679-89-6*0
Propionic acid CCC(=O)O-505.38-509.52± 0.17kJ/mol74.0785 ±
0.0025
79-09-4*500
Ammonium hydroxide [NH4+].[OH-]-365.43± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*807
Ethylene glycol OCCO-448.64-455.15± 0.37kJ/mol62.0678 ±
0.0018
107-21-1*500
Cyclopropenylidene anion C1=[C-]=C1544.2543.8± 2.2kJ/mol38.0485 ±
0.0024
*16165-40-5*0
Oxalic acid C(=O)(C(=O)O)O-819.55-829.64± 0.42kJ/mol90.0349 ±
0.0020
144-62-7*500
Dimethylamine CNC-42.58± 0.57kJ/mol45.0837 ±
0.0017
124-40-3*500
Chlorodioxidanyl ClO[O]100.3699.27± 0.34kJ/mol67.4515 ±
0.0011
17376-09-9*0
Hydrogen peroxide OO-193.109-187.291± 0.077kJ/mol34.01468 ±
0.00062
7722-84-1*500
(E)-2-Iminoethylium [CH2+]C=N1148.71138.9± 3.3kJ/mol42.0594 ±
0.0016
91127-33-2*12
1-Iminoethylium C[C+]=N833.8823.2± 3.0kJ/mol42.0594 ±
0.0016
*128365-64-0*2
1-Iminoethanide C[C-]=N185.7175.3± 3.2kJ/mol42.0604 ±
0.0016
*128365-65-1*2
1-Iminoethylium C[C+]=N1342.21333.3± 3.9kJ/mol42.0594 ±
0.0016
*128365-64-0*12
N-Methylenemethaniminium C=[N+]=C904.4893.4± 3.1kJ/mol42.0594 ±
0.0016
88333-01-1*2
(Methylimino)methanide CN=[CH-]223.0212.2± 3.2kJ/mol42.0604 ±
0.0016
*64709-60-0*1
Ammonium hydroxide [NH4+].[OH-]-366.00± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*815
2-Aminoethenylium [CH+]=CN1110.61099.5± 2.4kJ/mol42.0594 ±
0.0016
64724-21-6*12
2-Aminoethenyl anion [CH-]=CN230.2219.3± 2.6kJ/mol42.0604 ±
0.0016
*64724-21-6*2
Aziridine N1CC192.36± 0.86kJ/mol43.0678 ±
0.0016
151-56-4*500
2-Aziridinylium N1[CH+]C11010.9998.9± 3.3kJ/mol42.0594 ±
0.0016
*91127-35-4*2
2-Aziridinide N1[CH-]C1316.2304.1± 3.4kJ/mol42.0604 ±
0.0016
111127-93-6*2
2-Aziridinyl N1[CH]C1364.6352.4± 2.1kJ/mol42.0599 ±
0.0016
*23838-09-7*2
2-Aziridinylium N1[CH+]C11305.01293.3± 4.1kJ/mol42.0594 ±
0.0016
*91127-35-4*12
Trioxirane O1OO1272.5269.9± 1.3kJ/mol47.99820 ±
0.00090
153851-84-4*0
Trimethylamine CN(C)C-48.25± 0.87kJ/mol59.1103 ±
0.0025
75-50-3*500
Cyanogen anion N#CC#[N-]281.6284.7± 2.2kJ/mol52.0354 ±
0.0016
11118-88-0*0
Ethynylaminylium C#C[NH+]1277.81277.4± 2.6kJ/mol40.0435 ±
0.0016
103835-08-1*1
Diisocyanogen cation [C]#[N+][N+]#[C-]1825.41828.1± 3.2kJ/mol52.0343 ±
0.0016
*78800-21-2*1
Isocyanic fluoride [C]=NF300.9302.7± 1.8kJ/mol45.01584 ±
0.00080
16992-26-0*0
Cyanoaminyliumyl [N]=[C+]=[N]1672.41673.8± 2.6kJ/mol40.02363 ±
0.00081
316122-03-9*0
Cyanoamidogen anion [N]=[C-]=[N]211.91211.84± 0.60kJ/mol40.02473 ±
0.00081
189879-95-6*0
Cyanoaminylium [NH+]C#N1460.21458.0± 1.9kJ/mol41.03157 ±
0.00082
205443-18-1*2
Paraformaldehyde C=O-176.4± 1.5kJ/mol30.02598 ±
0.00087
30525-89-4*500
Tetrazete N1=NN=N1765.0759.1± 1.8kJ/mol56.02696 ±
0.00028
42851-09-2*0
Tetraazatetrahedrane N12N3N1N23763.7757.3± 1.7kJ/mol56.02696 ±
0.00028
12596-63-3*0
Diazomethanide [CH-]=[N]=[N]479.8478.3± 1.8kJ/mol41.03267 ±
0.00082
100840-43-5*1
Hydrogen fluoride F-321.86± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*903
1,3-Butadiynyl anion [C]#CC#[C-]677.2686.3± 1.1kJ/mol48.0433 ±
0.0032
59158-53-1*0
Hydrogen iodide I-56.824± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*800
Isocyanogen chloride [C]=NCl314.7316.4± 2.4kJ/mol61.4701 ±
0.0012
75754-69-7*0
1H-Diazirin-3-ylium N1N=[C+]11640.41638.1± 2.0kJ/mol41.03157 ±
0.00082
735234-64-7*1
1H-diazirin-3-ide N1N=[C-]1655.3652.1± 2.1kJ/mol41.03267 ±
0.00082
*735234-64-7*1
1H-Diazirin-3-yl N1N=[C]1618.7615.8± 1.6kJ/mol41.03212 ±
0.00082
324529-57-9*0
1,2-Propadien-1-ylium-1-yl-3-ylidene [C]=C=[C+]1957.151965.02± 0.82kJ/mol36.0316 ±
0.0024
118090-85-0*1
Chloryl ion O=[Cl+]=O1100.261097.60± 0.53kJ/mol67.4510 ±
0.0011
25052-55-5*0
Cyanamide NC#N59.04± 0.52kJ/mol42.04006 ±
0.00082
420-04-2*500
Dihydrogen [H][H]-0.000-0.058± 0.000kJ/mol2.01588 ±
0.00014
1333-74-0*2
Methylenediazeniumide [CH-]=[N+]=N375.2368.7± 1.9kJ/mol42.04006 ±
0.00082
24153-51-3*0
Methylidynehydrazinium-1-yl [CH]=[N+]=N1251.81245.8± 1.9kJ/mol42.03951 ±
0.00082
160951-16-6*0
(Iminomethyl)imidogen N=C[N]420.1413.1± 2.9kJ/mol42.04006 ±
0.00082
87570-07-8*11
Diazomethyliumyl [C+]=N=[N]1639.61640.9± 3.1kJ/mol40.02363 ±
0.00081
307495-90-5*0
Diazomethylene anion [C-]=N=[N]407.0407.1± 2.4kJ/mol40.02473 ±
0.00081
205498-92-6*0
3H-Diazirin-3-ylidene [C]1N=N1579.1579.5± 2.7kJ/mol40.02418 ±
0.00081
253308-70-2*0
Hydrogen fluoride F-321.95± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*822
Hydrochlorate ion [ClH-]-25.2-24.2± 2.5kJ/mol36.46119 ±
0.00090
63099-75-2*0
Chloromethyliumylidene [C]=[Cl+]1282.81285.8± 2.4kJ/mol47.4629 ±
0.0012
69773-94-0*0
Chloromethylidyne anion [C][Cl-]319.8323.6± 2.5kJ/mol47.4639 ±
0.0012
117129-77-8*0
Ammonium hydroxide [NH4+].[OH-]-366.20± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*818
Perchloryl cation O=[Cl+](=O)[O]1252.11246.4± 2.5kJ/mol83.4504 ±
0.0013
23594-88-9*0
2-Propen-3-ylium-1-ylidyne [CH][CH][C+]1791.21792.8± 2.6kJ/mol38.0474 ±
0.0024
161054-36-0*0
Propenediylidene anion [CH][CH][C-]588.8590.0± 2.3kJ/mol38.0485 ±
0.0024
*161054-36-0*0
Acetonitrile CC#N40.63± 0.22kJ/mol41.0520 ±
0.0016
75-05-8*500
2-Cyclopropyn-1-ylidenemethyliumyl [C+]=C1C#C12239.72247.6± 2.3kJ/mol48.0423 ±
0.0032
289679-92-1*0
Poly(vinylchloride) C{-}(Cl)C{+n}-84.6-94.0± 1.3kJ/mol62.4979 ±
0.0018
9002-86-2*500
1,1-Dichloroethene C=C(Cl)Cl-23.45± 0.51kJ/mol96.9427 ±
0.0024
75-35-4*500
Hydrogen fluoride F-321.96± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*905
Trioxidanyl OO[O]25.3623.27± 0.13kJ/mol49.00614 ±
0.00090
12500-78-6*0
Ammonium hydroxide [NH4+].[OH-]-366.33± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*822
Hydroxylamine NO-97.0± 2.2kJ/mol33.02996 ±
0.00037
7803-49-8*1000
Nitrogen atom dianion [N-2]1062.81065.0± 2.8kJ/mol14.007837 ±
0.000070
16727-21-2*0
1-Propenylium CC=[CH+]1231.81221.6± 1.7kJ/mol41.0713 ±
0.0024
50457-58-4*2
Difluorodioxidanium FO[O+]F1283.71279.2± 2.3kJ/mol69.99506 ±
0.00060
*7783-44-0*1
Iodoform C(I)(I)I181.11± 0.60kJ/mol393.73205 ±
0.00081
75-47-8*500
Diiodomethane C(I)I68.21± 0.58kJ/mol267.83552 ±
0.00081
75-11-6*590
Dichloromethane C(Cl)Cl-122.71± 0.36kJ/mol84.9320 ±
0.0020
75-09-2*590
2-Oxo-1-ethylium-1-yl [CH+]C=O1289.41286.0± 2.5kJ/mol42.0361 ±
0.0016
214464-96-7*11
Oxoethylidene anion [CH-]C=O86.983.6± 2.1kJ/mol42.0372 ±
0.0016
106543-38-8*1
Tribromofluoromethane FC(Br)(Br)Br-97.9-121.9± 1.4kJ/mol270.7211 ±
0.0031
353-54-8*0
Tribromochloromethane ClC(Br)(Br)Br86.763.9± 1.4kJ/mol287.1754 ±
0.0032
594-15-0*0
Difluoromethylene anion F[C-]F-211.16-209.98± 0.58kJ/mol50.00805 ±
0.00080
66212-40-6*0
Ammonium hydroxide [NH4+].[OH-]-366.36± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*828
Fluoromethylidyne anion [C-]F200.8204.3± 1.9kJ/mol31.00965 ±
0.00080
33412-12-3*0
Carbon dioxide anion [C-](=O)=O-340.6-340.1± 2.2kJ/mol44.01005 ±
0.00100
14485-07-5*0
1-Propenylide CC=[CH-]204.0192.7± 1.8kJ/mol41.0723 ±
0.0024
65887-20-9*2
Difluorovinylidene [C]=C(F)F129.4130.6± 2.2kJ/mol62.0182 ±
0.0016
41895-33-4*0
Fluoroethynylium [C+]#CF1536.51541.2± 2.3kJ/mol43.0193 ±
0.0016
268566-69-4*0
Cyclobutane C1CCC13.89± 0.38kJ/mol56.1063 ±
0.0032
287-23-0*590
Methylcyclopropane CC1CC11.91± 0.59kJ/mol56.1063 ±
0.0032
594-11-6*590
Hydrogen difluoride cation [F+]F[H]1267.61265.4± 4.1kJ/mol39.004198 ±
0.000070
*126950-54-7*1
Dihydrogen fluoride F.H-56.5-54.1± 1.7kJ/mol21.01428 ±
0.00014
12592-22-2*2
Chloro(chlorooxy)methylene Cl[C]OCl98.101.± 15.kJ/mol98.9155 ±
0.0020
479587-31-0*11
Chlorooxomethylium O=[C+]Cl783.7783.8± 2.2kJ/mol63.4623 ±
0.0012
38264-03-8*0
Hydroxyoxoammoniumyl O[N+]=O984.1977.7± 1.8kJ/mol47.01293 ±
0.00061
80371-48-8*1
2-Iodoethanol ICCO-207.2± 2.4kJ/mol171.9650 ±
0.0017
624-76-0*590
1,3-Butadiyne cation C#CC#[CH+]1440.231442.10± 0.55kJ/mol50.0581 ±
0.0032
55468-55-8*0
1,3,5-Hexatriynide [C-]#CC#CC#C635.6644.1± 2.3kJ/mol73.0727 ±
0.0048
85905-65-3*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*833
Carbon suboxide cation O=C=[C+]=C=O928.8932.3± 1.1kJ/mol68.0304 ±
0.0025
151528-67-5*0
Carbon suboxide anion O=C=[C-]=C=O-131.2-127.7± 2.5kJ/mol68.0314 ±
0.0025
109362-94-9*0
Benzene anion c1ccc(cc1)[H-]209.1197.2± 1.2kJ/mol78.1124 ±
0.0048
34562-85-1*0
Chlorine chlorite ClO[Cl]=O177.4175.1± 2.2kJ/mol102.9042 ±
0.0019
105206-44-8*2
o-Benzyne C1=CC#CC=C1625.7616.4± 1.1kJ/mol76.0960 ±
0.0048
462-80-6*1
m-Benzyne c1[c]ccc[c]1527.4519.0± 1.2kJ/mol76.0960 ±
0.0048
1828-89-3*0
p-Benzyne cation c1c[c]cc[c+]11423.61416.4± 2.0kJ/mol76.0954 ±
0.0048
121058-09-1*0
p-Benzyne c1c[c]cc[c]1587.1577.6± 1.2kJ/mol76.0960 ±
0.0048
3355-34-8*0
Deuterium hydride [H][2H]0.3280.319± 0.000kJ/mol3.022042 ±
0.000070
13983-20-5*0
Toluene c1ccc(cc1)C19.7912.04± 0.31kJ/mol92.1384 ±
0.0056
108-88-3*500
Tetraoxidanyl OOO[O]53.046.0± 5.1kJ/mol65.0055 ±
0.0012
69696-93-1*2
Oxadiazirine cation [N+]1=NO11509.91507.3± 2.4kJ/mol44.01233 ±
0.00033
*227934-45-4*0
Dioxohydrazine O=NN=O172.95171.18± 0.14kJ/mol60.01228 ±
0.00062
16824-89-8*2
Cyclopentadienylium [CH+]1C=CC=C11088.701075.83± 0.80kJ/mol65.0927 ±
0.0040
29661-18-5*0
Cycloheptene C1CCC=CCC1-25.1-46.2± 1.7kJ/mol96.1702 ±
0.0057
628-92-2*500
Cycloheptatriene C1C=CC=CC=C1154.46145.67± 0.92kJ/mol92.1384 ±
0.0056
544-25-2*500
Phenylethene c1ccc(cc1)C=C104.48± 0.47kJ/mol104.1491 ±
0.0064
100-42-5*500
NON cation [N]O[N+]1444.01444.2± 2.8kJ/mol44.01233 ±
0.00033
*227934-46-5*0
Benzonitrile c1ccc(cc1)C#N161.18163.54± 0.90kJ/mol103.1213 ±
0.0056
100-47-0*500
Isocyanobenzene c1ccc(cc1)[N+]#[C-]321.0307.1± 1.7kJ/mol103.1213 ±
0.0056
931-54-4*0
Isoindene c1cccc2c1=CCC=2269.8246.5± 1.9kJ/mol116.1598 ±
0.0072
270-53-1*0
Phenol c1ccc(cc1)O-146.15-162.00± 0.64kJ/mol94.1112 ±
0.0048
108-95-2*500
Hydroxymethoxy [O]CO-159.58-169.44± 0.84kJ/mol47.0333 ±
0.0010
72144-78-6*0
Anisole c1ccccc1OC-117.52± 0.61kJ/mol108.1378 ±
0.0056
100-66-3*500
Benzaldehyde c1ccc(cc1)C=O-85.60-86.67± 0.90kJ/mol106.1219 ±
0.0056
100-52-7*500
Dihydrogen [H][H]1.4170.019± 0.000kJ/mol2.01588 ±
0.00014
1333-74-0*1
Dioxygen difluoride [O][O](F)F75.271.7± 3.6kJ/mol69.99561 ±
0.00060
183051-89-0*0
Acetophenone c1ccc(cc1)C(=O)C-139.3± 1.1kJ/mol120.1485 ±
0.0064
98-86-2*500
1-Phenylethenol c1ccc(cc1)C(O)=C-8.7-32.5± 2.0kJ/mol120.1485 ±
0.0064
4383-15-7*0
p-Tolualdehyde Cc1ccc(cc1)C=O-125.8± 1.3kJ/mol120.1485 ±
0.0064
104-87-0*500
NON anion [N]O[N-]495.3492.8± 2.5kJ/mol44.01343 ±
0.00033
*227934-47-6*0
o-Tolualdehyde Cc1ccccc1C=O-118.9± 1.1kJ/mol120.1485 ±
0.0064
529-20-4*500
Fluorobenzene anion c1ccc(cc1)[F-]-15.3-27.1± 1.6kJ/mol96.1029 ±
0.0048
34561-55-2*0
Hexafluorobenzene anion Fc1c(F)c(F)c(F)c(F)c1[F-]-992.7-995.0± 3.5kJ/mol186.0552 ±
0.0048
37551-90-9*0
Dioxohydrazine O=NN=O172.95171.18± 0.14kJ/mol60.01228 ±
0.00062
16824-89-8*0
Carbon dication [C++]4150.4544155.600± 0.039kJ/mol12.00960 ±
0.00080
16092-61-8*0
m-Chlorophenylium c1(Cl)c[c+]ccc11161.71151.6± 2.6kJ/mol111.5481 ±
0.0049
127983-85-1*0
p-Chlorophenylium c1(Cl)cc[c+]cc11149.01139.5± 2.5kJ/mol111.5481 ±
0.0049
42766-43-8*0
o-Chlorophenylium c1(Cl)[c+]cccc11168.31159.0± 2.5kJ/mol111.5481 ±
0.0049
137963-70-3*0
Tetrafluorohydrazine cation N(F)(F)[N+](F)F1129.21122.5± 2.5kJ/mol104.00654 ±
0.00014
37366-75-9*1
Iodobenzene cation c1ccc(cc1)[I+]1023.611008.18± 0.99kJ/mol204.0078 ±
0.0048
38406-85-8*0
Nitrobenzene c1ccc(cc1)[N+](=O)[O-]7.5± 1.3kJ/mol123.1094 ±
0.0049
98-95-3*500
Furan O1C=CC=C1-62.55-61.94± 0.60kJ/mol68.0740 ±
0.0032
110-00-9*500
Hydroxymethyleneoxonium C=[O+]O792.96782.83± 0.62kJ/mol47.0328 ±
0.0010
77144-12-8*0
Pyridine c1ccncc1102.23100.20± 0.38kJ/mol79.0999 ±
0.0040
110-86-1*500
Ethyl hydroperoxide CCOO-209.± 20.kJ/mol62.0678 ±
0.0018
3031-74-1*500
Isocyanogen bromide [C]=NBr341.2335.5± 3.5kJ/mol105.9214 ±
0.0013
65997-98-0*0
Nitric acid trihydrate O[N+](=O)[O-].O.O.O-1061.98-1055.13± 0.20kJ/mol117.0587 ±
0.0019
13444-83-2*500
(Z)-Diazene anion [H]/N=[N-]\[H]280.1273.4± 2.0kJ/mol30.02991 ±
0.00020
*86631-37-0*0
Nitromethane C[N+](=O)[O-]-113.94-112.76± 0.39kJ/mol61.0401 ±
0.0010
75-52-5*500
Nitroethane CC[N+](=O)[O-]-141.89-144.10± 0.57kJ/mol75.0666 ±
0.0017
79-24-3*500
1,2-Butadienylium CC=C=[CH+]1315.51307.5± 1.7kJ/mol53.0820 ±
0.0032
*65114-67-2*1
Glycine NCC(=O)O-514.22± 0.20kJ/mol75.0666 ±
0.0017
56-40-6*1000
Carbonate [O-]C(=O)[O-]-225.2-228.4± 2.5kJ/mol60.0100 ±
0.0012
3812-32-6*0
Ammonium hydroxide [NH4+].[OH-]-366.30± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*844
2,2,4-Trimethylpentane CC(C)CC(C)(C)C-224.2-258.7± 1.5kJ/mol114.2285 ±
0.0065
540-84-1*500
Norbornadiene C1C2C=CC1C=C2206.3± 1.6kJ/mol92.1384 ±
0.0056
121-46-0*500
2,3-Butanedione CC(=O)C(=O)C-365.57± 0.53kJ/mol86.0892 ±
0.0033
431-03-8*500
Succinic acid OC(=O)CCC(=O)O-801.2-823.3± 2.7kJ/mol118.0880 ±
0.0034
110-15-6*0
Carbon dioxide C(=O)=O-412.868± 0.018kJ/mol44.00950 ±
0.00100
124-38-9*1000
1,3-Butadienylium C=CC=[CH+]1255.91246.5± 2.3kJ/mol53.0820 ±
0.0032
86181-69-3*1
1,2-Diiodoethane C(I)CI87.8473.18± 0.90kJ/mol281.8621 ±
0.0016
624-73-7*0
1,2-Diiodoethane C(I)CI9.31± 0.60kJ/mol281.8621 ±
0.0016
624-73-7*500
Ammonium hydroxide [NH4+].[OH-]-366.25± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*850
2-Butanone CCC(=O)C-267.72-273.21± 0.79kJ/mol72.1057 ±
0.0033
78-93-3*500
Acrolein cation C=CC=[O+]920.01909.87± 0.79kJ/mol56.0627 ±
0.0024
84005-05-0*1
Acrolein anion C=C[CH][O-]-71.8-81.9± 3.1kJ/mol56.0638 ±
0.0024
23555-87-5*2
Acrolein C=CC=O-95.58± 0.96kJ/mol56.0633 ±
0.0024
107-02-8*500
Nitric acid monohydrate O[N+](=O)[O-].O-479.08-472.58± 0.18kJ/mol81.0282 ±
0.0012
13444-82-1*500
Oxygen difluoride anion FO[F-]-202.0-201.9± 2.7kJ/mol53.99675 ±
0.00030
*7783-41-7*0
1-Oxo-2-propenylium C=C[C+]=O772.8766.0± 3.0kJ/mol55.0548 ±
0.0024
35335-83-2*2
1-Oxo-2-propenide C=C[C-]=O50.746.0± 2.6kJ/mol55.0559 ±
0.0024
78944-75-9*1
Peroxychlorous acid O=ClOO102.796.9± 2.4kJ/mol84.4588 ±
0.0013
177778-92-6*2
3-Oxo-1-propenylium [CH+]=CC=O1197.71192.0± 3.4kJ/mol55.0548 ±
0.0024
101705-90-2*121
Nitrosyl nitrite anion O=NON=[O-]-103.0-106.2± 2.8kJ/mol76.01223 ±
0.00091
*122413-35-8*1
Ethenedione anion O=C=C=[O-]-149.7-147.1± 1.7kJ/mol56.0207 ±
0.0017
77783-15-4*0
1,3-Dioxolan-2-one C1(=O)OCCO1-581.53± 0.36kJ/mol88.0621 ±
0.0026
96-49-1*500
Urea NC(=O)N-317.73-333.33± 0.12kJ/mol60.05534 ±
0.00091
57-13-6*500
Ammonia anion [NH3-]94.387.3± 2.4kJ/mol17.03111 ±
0.00022
37353-00-7*0
Formamide NC=O-251.05± 0.28kJ/mol45.04066 ±
0.00088
75-12-7*500
Aminohydroxymethylene N[C]O217.2208.7± 3.0kJ/mol45.04066 ±
0.00088
160720-48-9*11
Dioxiranylidene cation [C+]1OO11409.11410.3± 2.6kJ/mol44.00895 ±
0.00100
*138832-57-2*0
Acetamide CC(=O)N-315.89± 0.53kJ/mol59.0672 ±
0.0017
60-35-5*500
Ammonium hydroxide [NH4+].[OH-]-366.02± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*855
1-Propynylium CC#[C+]1547.01545.1± 3.1kJ/mol39.0554 ±
0.0024
24858-94-4*0
Acrylonitrile C=CC#N446.5441.1± 1.7kJ/mol53.0627 ±
0.0024
107-13-1*2
Acrylonitrile C=CC#N146.53154.19± 0.73kJ/mol53.0627 ±
0.0024
107-13-1*500
Peroxynitrous acid OON=O-5.71-11.54± 0.35kJ/mol63.01288 ±
0.00091
14691-52-2*0
Isocyanoethene C=C[N+]#[C-]544.2539.3± 1.8kJ/mol53.0627 ±
0.0024
14668-82-7*2
1-Isocyanoethylidene C[C][N+]#[C-]527.9523.2± 1.1kJ/mol53.0627 ±
0.0024
*498544-34-6*0
Dioxiranylidene anion [C-]1OO1-110.2-109.7± 3.0kJ/mol44.01005 ±
0.00100
*138832-58-3*0
Dimethyl carbonate COC(=O)OC-608.59± 0.31kJ/mol90.0779 ±
0.0026
616-38-6*500
Dioxodiazoxane O=NON=O125.7120.4± 2.1kJ/mol76.01168 ±
0.00091
122413-35-8*3
Tetrafluorohydrazine N(F)(F)N(F)F-13.4-22.5± 1.4kJ/mol104.00709 ±
0.00014
10036-47-2*0
Chlorine hydride oxide [H][Cl](=O)(=O)=O163.9154.0± 2.4kJ/mol84.4588 ±
0.0013
1027055-52-2*0
Nitrous acid anion O[N-]=O-105.81-110.44± 0.78kJ/mol47.01403 ±
0.00061
256393-36-9*2
Tetraoxygen O=O.O=O104.4102.4± 3.5kJ/mol63.9976 ±
0.0012
12596-83-7*11
Vinylacetylene C=CC#C266.5± 2.1kJ/mol52.0746 ±
0.0032
689-97-4*500
1-Ethenylium-1-yl [C+]=C1507.11507.1± 2.1kJ/mol26.0367 ±
0.0016
80541-07-7*0
Vinylvinylidene C=CC=[C]690.5684.4± 2.6kJ/mol52.0746 ±
0.0032
148759-16-4*11
Bicyclo[1.1.1]pentane-1,3-diyl C1C23CC13C2783.4766.1± 1.8kJ/mol66.1011 ±
0.0040
863892-18-6*1
Methoxymethylene CO[CH]144.8134.4± 1.4kJ/mol44.0526 ±
0.0017
19527-10-7*22
Formic acid C(=O)O-425.45± 0.45kJ/mol46.0254 ±
0.0010
64-18-6*800
1-Buten-3-ynylium C#CC=[CH+]1483.21480.6± 1.6kJ/mol51.0661 ±
0.0032
84654-85-3*2
Isodiazene anion [N-]N381.0374.1± 2.1kJ/mol30.02991 ±
0.00020
*63986-30-1*0
2-Cyclopropen-1-ylidenemethylium [CH+]=C1C=C11433.21429.4± 1.9kJ/mol51.0661 ±
0.0032
112936-36-4*1
Ammonium hydroxide [NH4+].[OH-]-365.86± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*861
1,3-Cyclobutadien-1-ylium [C+]1=CC=C11473.11468.5± 1.9kJ/mol51.0661 ±
0.0032
81913-77-1*1
1,3-Cyclobutadien-1-yl anion [C-]1=CC=C1616.4611.9± 2.1kJ/mol51.0672 ±
0.0032
154675-37-3*0
Hydronium radical O.[H]-18.5-21.5± 2.1kJ/mol19.02322 ±
0.00037
12168-76-2*100
Cyclobutenylium C1[CH+]C=C11038.71025.6± 2.8kJ/mol53.0820 ±
0.0032
12316-90-4*0
Dioxymethylidyne cation [C+]O[O]1436.61439.0± 2.7kJ/mol44.00895 ±
0.00100
*791121-04-5*2
Butyraldehyde CCCC=O-235.80-239.32± 0.84kJ/mol72.1057 ±
0.0033
123-72-8*500
Hydrazoic acid cation N=[N+]=[N]1333.781328.10± 0.82kJ/mol43.02761 ±
0.00022
58852-14-5*0
Vinylcyclopentadienylium C=C[C+]1C=CC=C11076.91059.5± 3.7kJ/mol91.1299 ±
0.0056
146893-89-2*2
Trihydrogen [H]1[H][H]1756.931754.146± 0.015kJ/mol3.02382 ±
0.00021
12184-91-7*2
Propane cation CC[CH3+]974.7954.6± 1.7kJ/mol44.0951 ±
0.0025
34479-70-4*0
Disilicon cation [Si][Si+]1352.21355.8± 2.4kJ/mol56.17045 ±
0.00060
12597-36-3*0
Hydrazoic acid anion N=[N]=[N-]309.1302.8± 2.3kJ/mol43.02871 ±
0.00022
203264-98-6*1
Dioxosilane cation O=[Si+]=O946.2946.2± 2.8kJ/mol60.08375 ±
0.00067
59458-81-0*0
Silicate O=[Si-]=O-477.5-478.3± 2.6kJ/mol60.08485 ±
0.00067
53095-83-3*0
Oxosilicate [Si-]=O-106.1-104.9± 2.6kJ/mol44.08545 ±
0.00042
12503-59-2*0
Silicon carbide [Si]=[C]-71.9-72.9± 1.4kJ/mol40.09620 ±
0.00085
409-21-2*502
Dioxymethylidyne cation [C+]O[O]1388.21391.7± 3.2kJ/mol44.00895 ±
0.00100
*791121-04-5*101
Methylamine CN-45.17± 0.44kJ/mol31.05714 ±
0.00088
74-89-5*500
Isoprene CC(=C)C=C48.98± 0.69kJ/mol68.1170 ±
0.0040
78-79-5*500
Fluorosilylidyne anion F[Si-]-139.1-137.7± 1.8kJ/mol47.08445 ±
0.00030
11080-58-3*0
Silane cation [SiH4+]1104.61097.4± 1.6kJ/mol32.11671 ±
0.00041
34826-51-2*0
Silylium [SiH3+]989.64984.07± 0.89kJ/mol31.10877 ±
0.00037
41753-67-7*0
Silylidyne anion [SiH-]250.0251.2± 1.1kJ/mol29.09399 ±
0.00031
68865-96-3*0
Disilanylium [SiH3][SiH2+]981.5970.1± 2.5kJ/mol61.21015 ±
0.00069
86860-82-4*0
1-Disilanylium-1-yl [SiH3][SiH+]1124.11116.4± 2.2kJ/mol60.20221 ±
0.00066
108492-64-4*0
Di-mu-hydrodihydrodisilicon cation [SiH+]([H-]1)[H-][SiH+2]11194.41184.7± 3.4kJ/mol60.20221 ±
0.00066
*129970-82-7*2
Di-mu-hydrodihydrodisilicon anion [SiH+]([H-]1)[H-][SiH]1296.6289.1± 3.5kJ/mol60.20331 ±
0.00066
*129970-83-8*2
Bromoniumyl [BrH+]1098.161090.32± 0.12kJ/mol80.9114 ±
0.0010
12258-64-9*0
Triiodine III153.4149.4± 3.6kJ/mol380.713410 ±
0.000090
12596-31-5*0
2,4-Hexadiyne CC#CC#CC319.18312.82± 0.95kJ/mol78.1118 ±
0.0048
2809-69-0*500
2,4,5-Trioxa-1,3-diazabicyclo[1.1.1]pentane N12ON(O1)O2602.6593.3± 2.1kJ/mol76.01168 ±
0.00091
224950-18-9*0
Hydrogen chloride Cl-166.711± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*951
Trimethylenecyclopropane C=C1C(=C)C1=C454.2441.4± 1.8kJ/mol78.1118 ±
0.0048
3227-90-5*0
3,4-Bis(methylene)cyclobutene C=C1C=CC1=C355.6341.0± 1.8kJ/mol78.1118 ±
0.0048
5291-90-7*0
1-Ethynylcyclobutene C1CC=C1C#C402.3388.0± 1.8kJ/mol78.1118 ±
0.0048
813466-25-0*0
3-Methyl-1,2-pentadien-4-yne C=C=C(C)C#C414.7403.5± 2.2kJ/mol78.1118 ±
0.0048
813466-14-7*0
Tetraoxodinitrogen cation O=N(=O)[N+](=O)=O1030.71025.2± 2.6kJ/mol92.0105 ±
0.0012
64476-91-1*0
Oxygen atom hexacation [O+6]42035.2842037.14± 0.12kJ/mol15.99611 ±
0.00030
14158-22-6*0
1-Ethynyl-2-propyn-1-ylidene C#C[C]C#C787.5792.5± 2.1kJ/mol62.0694 ±
0.0040
882068-94-2*21
1-Ethynyl-2-propyn-1-ylidene C#C[C]C#C796.1801.0± 2.6kJ/mol62.0694 ±
0.0040
882068-94-2*22
1,3-Pentadiyne-1.5-diyl [CH2+]C#CC#[C-]783.8787.3± 2.1kJ/mol62.0694 ±
0.0040
117992-81-1*0
1,3-Pentadiyne C#CC#CC385.1± 5.0kJ/mol64.0853 ±
0.0040
4911-55-1*500
Azide [N]N=[N-]272.72± 0.47kJ/mol42.02077 ±
0.00021
14343-69-2*800
Penta-1,4-diyn-3-ide C#C[CH-]C#C443.9443.3± 3.2kJ/mol63.0779 ±
0.0040
553662-77-4*1
n-Heptane CCCCCCC-201.47-223.92± 0.44kJ/mol100.2019 ±
0.0057
142-82-5*500
1-Aminoethylium C[CH+]N683.4664.8± 2.3kJ/mol44.0752 ±
0.0017
*30208-36-7*0
Bromosyl bromide [O]BrBr180.4164.6± 2.1kJ/mol175.8074 ±
0.0020
68322-97-4*0
1-Propanamine CCCN-93.77-101.38± 0.40kJ/mol59.1103 ±
0.0025
107-10-8*500
Oxobromonium [O][Br+]1140.01132.2± 1.6kJ/mol95.9029 ±
0.0010
142315-39-7*0
2-Propanamine CC(C)N-101.53-112.14± 0.52kJ/mol59.1103 ±
0.0025
75-31-0*500
Naphthalene c1ccc2ccccc2c194.7075.11± 0.55kJ/mol128.1705 ±
0.0080
91-20-3*500
Trifluoroammoniumyl [N+](F)(F)F1093.31087.3± 2.3kJ/mol71.001401 ±
0.000070
54384-83-7*0
1-Methyl-1-ethylium-1-yl C[C+]C1058.31045.8± 1.9kJ/mol42.0792 ±
0.0024
121408-19-3*0
Cycloprop-1-enylium C1C=[C+]11502.31498.0± 2.2kJ/mol39.0554 ±
0.0024
117067-78-4*0
Biphenyl c1ccccc1c2ccccc2121.697.1± 1.1kJ/mol154.2078 ±
0.0096
92-52-4*500
Biphenyl c1ccccc1c2ccccc2121.697.1± 1.1kJ/mol154.2078 ±
0.0096
92-52-4*520
n-Octane CCCCCCCC-226.30-249.42± 0.52kJ/mol114.2285 ±
0.0065
111-65-9*500
Ethylideneoxoniumyloxy CC=[O+][O]950.9938.4± 2.2kJ/mol60.0514 ±
0.0017
1427752-17-7*1
Trifluoronitrate [N-](F)(F)F-246.8-248.9± 2.5kJ/mol71.002498 ±
0.000070
37366-69-1*0
Aniline c1ccc(cc1)N37.2931.03± 0.63kJ/mol93.1265 ±
0.0048
62-53-3*500
n-Nonane CCCCCCCCC-247.63-274.49± 0.47kJ/mol128.2551 ±
0.0073
111-84-2*500
Dihelium [He][He]1733.3101729.576± 0.018kJ/mol8.0052040 ±
0.0000040
12184-98-4*1
Isopropylidene anion C[C-]C282.5268.4± 2.0kJ/mol42.0803 ±
0.0024
*121408-19-3*0
Dihydrohelium cation [He]H[H+]1467.271461.99± 0.44kJ/mol6.01793 ±
0.00014
12500-88-8*0
Neon cation [Ne+]2080.6622080.769± 0.000kJ/mol20.17915 ±
0.00060
14782-23-1*0
Carbon dioxide cation [C+](=O)=O1335.01335.5± 2.4kJ/mol44.00895 ±
0.00100
12181-61-2*1
Cycloprop-2-enylide C1=C[CH-]1514.8511.9± 2.2kJ/mol39.0565 ±
0.0024
20829-57-6*0
n-Decane CCCCCCCCCC-272.88-300.42± 0.75kJ/mol142.2817 ±
0.0081
124-18-5*500
Pyruvic acid CC(=O)C(=O)O-588.44± 0.73kJ/mol88.0621 ±
0.0026
127-17-3*500
Disulfur cation S=[S+]1031.471032.06± 0.32kJ/mol64.1315 ±
0.0120
12597-02-3*0
Sulfur trioxide O=S(=O)=O-440.88± 0.30kJ/mol80.0642 ±
0.0061
7446-11-9*590
Cyclic thiozone S1SS1168.4166.6± 2.3kJ/mol96.1980 ±
0.0180
*12597-03-4*0
Sulfanylium [SH+]1148.351148.35± 0.18kJ/mol33.0734 ±
0.0060
12273-42-6*0
1,5-Hexadiene C=CCCC=C54.55± 0.31kJ/mol82.1436 ±
0.0049
592-42-7*500
Sulfuric acid OS(=O)(=O)O-887.10± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*824
Trifluorine FFF80.982.1± 2.5kJ/mol56.9952096 ±
0.0000015
73455-86-4*0
Carbon monoxide anion [C]#[O-]30.033.7± 2.3kJ/mol28.01065 ±
0.00085
12539-63-8*0
Sulfur hydroxide oxide cation O[S+](=O)(=O)[O]658.6647.8± 3.4kJ/mol97.0710 ±
0.0061
*12337-07-4*2
Sulfurous acid O=S(O)O-511.32-520.83± 0.89kJ/mol82.0801 ±
0.0061
7782-99-2*0
Iodine monochloride ICl-36.511-35.537± 0.063kJ/mol162.35717 ±
0.00090
7790-99-0*510
1,3-Propanediyl [CH2]C[CH2]320.3308.5± 1.5kJ/mol42.0797 ±
0.0024
32458-33-6*12
Sulfurous acid O=S(O)O-606.50± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*1000
Hydrogen sulfite O=S(O)[O-]-631.84± 0.15kJ/mol81.0727 ±
0.0061
15181-46-1*1000
Sulfur dioxide - hydroxyl complex [OH].O=S=O-266.1-268.2± 2.2kJ/mol81.0721 ±
0.0061
*32750-86-0*100
Sulfate monoanion [O]S(=O)(=O)[O-]-736.9-744.6± 2.2kJ/mol96.0641 ±
0.0061
12143-45-2*0
Peroxyhypochlorous acid cation OO[Cl+]1030.41024.5± 2.5kJ/mol68.4589 ±
0.0011
*67952-07-2*1
Isocyanogen iodide IN=[C]341.7341.9± 4.9kJ/mol152.92191 ±
0.00080
66004-32-8*0
Formyloxidanyl C(=O)[O]-125.76-127.13± 0.55kJ/mol45.0174 ±
0.0010
16499-21-1*0
Dioxiranyl O1[CH]O1217.3213.8± 2.0kJ/mol45.0174 ±
0.0010
120595-16-6*0
Hydraziniumyl N[NH2+]886.7873.4± 2.0kJ/mol32.04469 ±
0.00031
20771-51-1*0
Carbonyl sulfide cation O=[C+]=S938.88939.97± 0.32kJ/mol60.0756 ±
0.0061
12169-37-8*0
Hydrazine NN57.3050.74± 0.18kJ/mol32.04524 ±
0.00031
302-01-2*500
Platinum atom cation [Pt+]1427.81428.3± 1.7kJ/mol195.0775 ±
0.0020
20561-56-2*0
Platinum dimer [Pt].[Pt]823.5822.5± 3.9kJ/mol390.1560 ±
0.0040
12596-95-1*0
Platinum hydride [Pt][H]451.6450.7± 3.8kJ/mol196.0859 ±
0.0020
13966-55-7*0
Platinum hydride cation [Pt+][H]1363.11382.3± 4.9kJ/mol196.0854 ±
0.0020
87882-39-1*0
Hydrogen atom [H]-37.0-38.7± 1.1kJ/mol1.007940 ±
0.000070
12385-13-6*1000000
Hydrogen atom [H]-33.4-35.1± 1.5kJ/mol1.007940 ±
0.000070
12385-13-6*1000004
Hydrogen difluoride cation F[H][F+]1241.1238.± 17.kJ/mol39.004198 ±
0.000070
126950-54-7*1
Diethyl ether CCOCC-265.25-277.57± 0.75kJ/mol74.1216 ±
0.0033
60-29-7*500
Dihydrogen cation [H][H+]1489.0601488.480± 0.000kJ/mol2.01533 ±
0.00014
12184-90-6*1
Borane anion [BH3-]102.198.6± 1.5kJ/mol13.8354 ±
0.0070
34518-80-4*0
Trichlorine ClClCl125.3125.8± 2.0kJ/mol106.3581 ±
0.0027
11094-65-8*0
Trifluoroborate [B-](F)(F)F-1070.5-1072.6± 2.4kJ/mol67.8068 ±
0.0070
37352-52-6*0
Trichloroboron anion [B-](Cl)(Cl)Cl-453.5-453.5± 3.2kJ/mol117.1696 ±
0.0075
102210-07-1*0
Ammonium hydroxide [NH4+].[OH-]-363.82± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*801
Diboron trioxide O=BOB=O-836.1-836.8± 2.2kJ/mol69.6202 ±
0.0140
1103242-32-5*0
1-Methylethenyl anion C[C-]=C199.4188.2± 2.0kJ/mol41.0723 ±
0.0024
65887-19-6*0
(Iminomethyl)imidogen N=C[N]420.1413.3± 2.9kJ/mol42.04006 ±
0.00082
87570-07-8*1
Hypoiodous acid OI-146.9± 4.9kJ/mol143.91181 ±
0.00031
14332-21-9*1000
Propadienylidene C=C=[C]554.45555.59± 0.39kJ/mol38.0480 ±
0.0024
60731-10-4*2
mu-Oxodichlorine cation Cl[O+]Cl1130.451126.84± 0.63kJ/mol86.9043 ±
0.0018
51174-96-0*0
Hydroxymethylene [CH]O112.70108.94± 0.27kJ/mol30.02598 ±
0.00087
19710-56-6*0
2-Methyl-2-propanol CC(C)(C)O-358.9± 1.9kJ/mol74.1216 ±
0.0033
75-65-0*590
1-Hydroxyethenylium C=[C+]O1025.41018.3± 2.9kJ/mol43.0441 ±
0.0016
41084-89-3*11
Hydroxylamine NO-107.43± 0.60kJ/mol33.02996 ±
0.00037
7803-49-8*500
Deuteride [2H-]146.991148.904± 0.0021kJ/mol2.01465035791 ±
0.00000000040
14452-69-8*0
Acetaldehyde CC=O-186.90-191.61± 0.28kJ/mol44.0526 ±
0.0017
75-07-0*500
Hydrogen peroxide cation O[OH+]897.30890.31± 0.51kJ/mol34.01413 ±
0.00062
12325-10-9*11
Methyl acetate CC(=O)OC-394.14-413.00± 0.56kJ/mol74.0785 ±
0.0025
79-20-9*0
Tetrabromomethane BrC(Br)(Br)Br60.61± 0.96kJ/mol331.6267 ±
0.0041
558-13-4*500
Bromomethane CBr-56.18-59.19± 0.20kJ/mol94.9385 ±
0.0013
74-83-9*590
sec-Butylium CC[CH+]C792.8769.2± 1.5kJ/mol57.1137 ±
0.0033
16548-59-7*0
Hydrogen fluoride F-321.37± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*1000
Trihydrogen [H]1[H][H]1745.878743.094± 0.062kJ/mol3.02382 ±
0.00021
12184-91-7*1
Methylene [CH2]391.069391.615± 0.093kJ/mol14.02658 ±
0.00081
2465-56-7*0
2-Oxo-1-ethylium-1-yl [CH+]C=O1292.01288.7± 2.4kJ/mol42.0361 ±
0.0016
214464-96-7*12
Methyl formate COC=O-346.83-359.87± 0.61kJ/mol60.0520 ±
0.0017
107-31-3*0
Oxoethylidene anion [CH-]C=O92.389.0± 2.3kJ/mol42.0372 ±
0.0016
106543-38-8*2
Ethyl formate C(=O)OCC-375.0-393.7± 1.0kJ/mol74.0785 ±
0.0025
109-94-4*0
Fluorine atom [F]77.25879.043± 0.016kJ/mol18.99840320 ±
0.00000050
14762-94-8*1
Nitride [N-3]1879.21881.0± 4.4kJ/mol14.008386 ±
0.000070
18851-77-9*0
Ethyl bromide CCBr-55.38-90.91± 0.25kJ/mol108.9651 ±
0.0019
74-96-4*500
Hydrogen fluoride F-320.70± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*805
Difluorovinylidene cation [C+]=C(F)F1181.51183.0± 2.3kJ/mol62.0177 ±
0.0016
268566-71-8*0
Trioxygen difluoride FOOOF112.5107.3± 1.1kJ/mol85.99501 ±
0.00090
16829-28-0*0
Fluorine atom pentacation [F+5]30617.630619.4± 1.8kJ/mol18.99566030 ±
0.00000050
14701-05-4*0
1,2-Diiodoacetylene IC#CI416.0416.8± 2.5kJ/mol277.8303 ±
0.0016
624-74-8*0
Chloro(chlorooxy)methylene Cl[C]OCl101.1104.7± 4.8kJ/mol98.9155 ±
0.0020
479587-31-0*12
Nitrogen atom trication [N+3]9306.729308.58± 0.23kJ/mol14.005094 ±
0.000070
18396-22-0*0
Oxygen atom tetracation [O+4]17719.20717721.064± 0.025kJ/mol15.99721 ±
0.00030
14127-65-2*0
Oxygen atom trication [O+3]10249.92810252.880± 0.018kJ/mol15.99775 ±
0.00030
14127-64-1*0
1,3,5-Hexatriynylium [C+]#CC#CC#C1952.51961.4± 7.6kJ/mol73.0716 ±
0.0048
81932-75-4*2
1-Methylethenyl hydroperoxide C=C(C)OOH-54.9-72.9± 2.1kJ/mol74.0785 ±
0.0025
177944-34-2*21
Carbon suboxide O=C=C=C=O-131.20-116.16± 0.97kJ/mol68.0309 ±
0.0025
504-64-3*500
Formylimidogen C(=O)[N]245.3242.1± 3.3kJ/mol43.02478 ±
0.00086
42288-92-6*2
m-Benzyne c1[c]ccc[c]1615.0605.6± 1.4kJ/mol76.0960 ±
0.0048
1828-89-3*1
Fluorosyl fluoride FF[O]227.225.± 21.kJ/mol53.99621 ±
0.00030
86825-57-2*2
Acetoxy CC(=O)[O]-182.03-190.75± 0.76kJ/mol59.0440 ±
0.0017
13799-69-4*0
Fulvenallene C=C=C1C=CC=C1549.0536.7± 2.4kJ/mol90.1225 ±
0.0056
27041-32-3*1
Cycloheptatetraene C=1=CC=CC=CC1529.1515.1± 2.3kJ/mol90.1225 ±
0.0056
52783-93-4*1
4,5-Bis(methylene)-2-cyclopenten-1-yl [CH]1C(=C)C(=C)C=C1315.3297.1± 2.0kJ/mol91.1305 ±
0.0056
302792-28-5*0
2,5-Bis(methylene)-3-cyclopenten-1-yl [CH]1C(=C)C=CC1(=C)321.0302.8± 2.0kJ/mol91.1305 ±
0.0056
512782-58-0*0
Tropylide [CH-]1C=CC=CC=C1261.7245.4± 2.0kJ/mol91.1310 ±
0.0056
34464-18-1*0
Ethynylaminylium C#C[NH+]1350.61348.8± 2.5kJ/mol40.0435 ±
0.0016
103835-08-1*2
Isoindene cation c1cccc2c1=C[CH2+]C=2985.2961.9± 1.8kJ/mol116.1593 ±
0.0072
1442045-79-5*0
Indenylium c1ccc2c(c1)C=C[CH+]21081.21061.6± 2.2kJ/mol115.1513 ±
0.0072
12203-21-3*1
1-Propen-1-yl-3-ylidene [CH]C=[CH]656.7653.3± 1.1kJ/mol39.0559 ±
0.0024
84654-90-0*1
Nitrogen atom pentacation [N+5]26226.7326228.59± 0.23kJ/mol14.003997 ±
0.000070
20508-99-0*0
Propionic acid CCC(=O)O-435.78-453.67± 0.60kJ/mol74.0785 ±
0.0025
79-09-4*0
Peroxyformate C(=O)O[O-]-320.6-326.5± 1.7kJ/mol61.0174 ±
0.0012
104960-05-6*2
Hypochloroperoxoous acid, hydroxy ester OOOCl48.741.8± 2.5kJ/mol84.4588 ±
0.0013
928652-99-7*2
Peroxyformyl C(=O)O[O]-90.4-95.9± 1.7kJ/mol61.0168 ±
0.0012
56240-83-6*2
Bicyclo[1.1.0]buta-1,3-diene-2,4-diyl C12=[C]C2=[C]11047.101054.70± 0.68kJ/mol48.0428 ±
0.0032
12184-80-4*2
Carbon trication [C+3]8770.9228776.068± 0.046kJ/mol12.00905 ±
0.00080
14067-06-2*0
Hydroxyoxoammoniumyl O[N+]=O1014.81008.5± 2.0kJ/mol47.01293 ±
0.00061
80371-48-8*2
Oxonium [OH3+]605.89599.14± 0.17kJ/mol19.02267 ±
0.00037
13968-08-6*2
Hypochlorite [Cl-]=O-110.485± 0.076kJ/mol51.45265 ±
0.00095
14380-61-1*1000
Fluoroimidogen [N]F369.44369.41± 0.80kJ/mol33.005143 ±
0.000070
13967-06-1*2
Glycinate NCC(=O)[O-]-470.09± 0.21kJ/mol74.0592 ±
0.0017
23297-34-9*800
Trioxodinitrate anion O=N-[N](=O)[O-]-87.3-93.0± 2.2kJ/mol76.01223 ±
0.00091
194856-62-7*1
Oxygen atom heptacation [O+7]113369.48113371.33± 0.12kJ/mol15.99556 ±
0.00030
14274-89-6*0
Chlorodioxidenium ClO[O+]1215.11212.9± 6.3kJ/mol67.4510 ±
0.0011
64710-10-7*0
Succinic acid OC(=O)CCC(=O)O-918.49-940.22± 0.12kJ/mol118.0880 ±
0.0034
110-15-6*500
1,2-Dibromoethane C(Br)CBr-80.1± 1.2kJ/mol187.8612 ±
0.0026
106-93-4*500
2-Iminoethyl [CH2]C=N221.8210.4± 1.8kJ/mol42.0599 ±
0.0016
73843-90-0*1
2-Iminoethyl anion [CH2-]C=N110.7100.2± 2.3kJ/mol42.0604 ±
0.0016
73843-87-5*2
1,3-Butadien-2-ol C=C(O)C=C-42.6-59.1± 2.3kJ/mol70.0898 ±
0.0032
59120-04-6*21
1,3-Butadien-2-ol C=C(O)C=C-53.3-68.6± 1.5kJ/mol70.0898 ±
0.0032
59120-04-6*1
Carbonic acid OC(=O)O-698.670± 0.028kJ/mol62.0248 ±
0.0012
463-79-6*1000
2-Iminoethylium [CH2+]C=N1108.41097.7± 2.9kJ/mol42.0594 ±
0.0016
73843-91-1*2
Acrolein C=CC=O-55.12-65.21± 0.64kJ/mol56.0633 ±
0.0024
107-02-8*0
Oxoniumyl ion [H][O+][H]978.494975.590± 0.024kJ/mol18.01473 ±
0.00033
56583-62-1*1
Nitrous acid anion O[N-]=O-105.4-109.3± 1.8kJ/mol47.01403 ±
0.00061
256393-36-9*1
(E)-2-Iminoethylium [CH2+]C=N1108.41094.9± 2.9kJ/mol42.0594 ±
0.0016
91127-33-2*0
(Z)-2-Iminoethylium [CH2+]C=N1151.81143.1± 3.3kJ/mol42.0594 ±
0.0016
91127-34-3*0
(Z)-2-Iminoethylium [CH2+]C=N1151.81143.1± 3.3kJ/mol42.0594 ±
0.0016
91127-34-3*11
1-Oxo-2-propenide C=C[C-]=O83.678.7± 2.5kJ/mol55.0559 ±
0.0024
78944-75-9*2
Propadien-1-olate C=C=C[O-]1.5-4.4± 2.5kJ/mol55.0559 ±
0.0024
109686-13-7*0
1-Formylethenylium C=[C+]C=O1158.81154.2± 3.0kJ/mol55.0548 ±
0.0024
101705-89-9*1
1-Hydroperoxyethylium C[CH+]OO690.7675.8± 1.5kJ/mol61.0594 ±
0.0017
*126898-98-4*2
3-Oxo-1-propenyl [CH]=CC=O190.96184.98± 0.91kJ/mol55.0553 ±
0.0024
206255-29-0*1
3-Oxo-1-propenyl [CH]=CC=O191.7185.7± 2.1kJ/mol55.0553 ±
0.0024
206255-29-0*21
2-Formylethen-1-ide [CH-]=CC=O30.523.8± 3.1kJ/mol55.0559 ±
0.0024
135924-69-5*21
1,2-Propadien-1-one cation [CH2+]=C=C=O1012.81011.3± 1.8kJ/mol54.0468 ±
0.0024
87612-93-9*0
2-Propynal cation C#[C+]C=O1168.41167.2± 1.2kJ/mol54.0468 ±
0.0024
100815-70-1*0
Formylethynyl cation [C+]#CC=O1540.01541.9± 2.7kJ/mol53.0389 ±
0.0024
*85905-64-2*2
Formylethynyl cation [C+]#CC=O1540.71542.8± 2.8kJ/mol53.0389 ±
0.0024
*85905-64-2*1
(Hydroxyimino)methyl [CH]=NO258.9252.8± 2.0kJ/mol44.03272 ±
0.00087
206442-92-4*2
Hypoiodite I[O-]-116.3± 5.4kJ/mol142.90442 ±
0.00030
15065-65-3*800
Dioxaziridine N1OO1277.5270.8± 1.9kJ/mol47.01348 ±
0.00061
67394-35-8*0
1-Propenylium CC=[CH+]1233.81223.3± 2.0kJ/mol41.0713 ±
0.0024
50457-58-4*1
1-Propenylide CC=[CH-]210.4199.3± 2.0kJ/mol41.0723 ±
0.0024
65887-20-9*1
Cyanoacetylene cation C#CC#[N+]1495.591497.89± 0.57kJ/mol51.0462 ±
0.0024
85398-68-1*0
Acetylene anion C#[CH-]356.9356.7± 1.9kJ/mol26.0378 ±
0.0016
50443-89-5*0
Isocyanoacetylene cation C#C[N+]#[C]1567.81570.4± 1.3kJ/mol51.0462 ±
0.0024
145076-03-5*0
Peroxynitrous acid cation OO[N+]=O1083.01075.5± 2.7kJ/mol63.01233 ±
0.00091
*14691-52-2*21
Cyanoethynylium [C+]#CC#N1867.61874.3± 3.2kJ/mol50.0383 ±
0.0024
104233-69-4*0
Ketene C=C=O-45.34-48.40± 0.11kJ/mol42.0367 ±
0.0016
463-51-4*21
Nitrosyl nitrite anion O=NON=[O-]-100.2-103.4± 2.9kJ/mol76.01223 ±
0.00091
*122413-35-8*2
Dimethyl carbonate COC(=O)OC-550.03-570.46± 0.37kJ/mol90.0779 ±
0.0026
616-38-6*0
2-Hydroperoxyethyl [CH2]COO65.251.4± 2.2kJ/mol61.0599 ±
0.0017
126898-97-3*11
3-Imino-2-propen-1-ylidene [CH]C=C=N530.7526.4± 1.2kJ/mol53.0627 ±
0.0024
916765-05-4*1
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]600.7596.4± 1.2kJ/mol53.0627 ±
0.0024
123416-74-0*1
Isocyanogen bromide anion [C-]=NBr105.1101.9± 4.6kJ/mol105.9220 ±
0.0013
*238754-53-5*0
Methyl hydrocarbonate C(=O)(O)OC-577.00-591.80± 0.87kJ/mol76.0514 ±
0.0019
7456-87-3*0
mu-Oxodichlorate anion Cl[O-]Cl-147.8-147.7± 2.5kJ/mol86.9053 ±
0.0018
365546-30-1*0
Fluorine atom hexacation [F+6]45781.545783.3± 1.8kJ/mol18.99511172 ±
0.00000050
14701-04-3*0
Tetraoxygen O=O.O=O69.865.1± 4.4kJ/mol63.9976 ±
0.0012
12596-83-7*21
Tetraoxygen O=O.O=O399.0393.4± 3.9kJ/mol63.9976 ±
0.0012
12596-83-7*23
Tetraoxygen O=O.O=O465.6459.6± 4.2kJ/mol63.9976 ±
0.0012
12596-83-7*24
Trioxirane cation O1O[O+]11444.41442.2± 2.2kJ/mol47.99765 ±
0.00090
*153851-84-4*0
Cyclopentadiene C1C=CC=C1110.38± 0.56kJ/mol66.1011 ±
0.0040
542-92-7*590
Nitrogen atom tetracation [N+4]16781.7716783.64± 0.23kJ/mol14.004546 ±
0.000070
14452-70-1*0
Chlorine atom dication [Cl++]3668.4743670.081± 0.013kJ/mol35.45160 ±
0.00090
15723-23-6*0
Chlorine atom [Cl]119.621121.228± 0.0011kJ/mol35.45270 ±
0.00090
22537-15-1*1
Nitrogen atom anion [N-]488.3490.5± 2.3kJ/mol14.007289 ±
0.000070
17778-87-9*0
1,2-Butadien-1-ylium-1-yl CC=C=[C+]1466.91461.8± 3.1kJ/mol52.0740 ±
0.0032
161054-21-3*0
2-Aminoethenylium [CH+]=CN1117.91106.8± 2.4kJ/mol42.0594 ±
0.0016
64724-21-6*11
Bicyclo[1.1.0]butan-3-id-1-yl C1[C-]2=C1C2524.7516.0± 2.6kJ/mol52.0751 ±
0.0032
131273-95-5*0
1,2-Cyclobutadiene C1C=C=C1586.0579.4± 2.2kJ/mol52.0746 ±
0.0032
50682-90-1*0
Formic acid C(=O)O-425.35± 0.45kJ/mol46.0254 ±
0.0010
64-18-6*1000
2-Aminoethenyl anion [CH-]=CN242.0231.3± 2.6kJ/mol42.0604 ±
0.0016
*64724-21-6*1
Tribromine cation Br[Br+]Br1036.31013.6± 2.5kJ/mol239.7115 ±
0.0030
33105-86-1*0
Ammonium hydroxide [NH4+].[OH-]-366.685± 0.059kJ/mol35.04584 ±
0.00047
1336-21-6*1000
But-3-en-1-yn-1-ide C=CC#[C-]559.2558.5± 2.2kJ/mol51.0672 ±
0.0032
58870-47-6*1
1,2,4-Trioxolane O1COOC1-204.6-222.8± 2.1kJ/mol76.0514 ±
0.0019
289-14-5*0
Dinitrogen dimer N#N.N#N-0.880.84± 0.67kJ/mol56.02696 ±
0.00028
154680-01-0*0
Fluorine atom tetracation [F+4]19594.319596.6± 1.7kJ/mol18.99620888 ±
0.00000050
14700-79-9*0
Ammonium oxide [NH4+][O-2][NH4+]-428.46-430.46± 0.61kJ/mol52.07640 ±
0.00065
12161-77-2*500
Oxygen atom pentacation [O+5]28708.78828710.645± 0.053kJ/mol15.99666 ±
0.00030
14127-66-3*0
Silicon atom dication [Si++]2813.982816.96± 0.56kJ/mol28.08440 ±
0.00030
14175-55-4*0
Silicon atom trication [Si+3]6045.566048.54± 0.56kJ/mol28.08385 ±
0.00030
14175-56-5*0
Dioxosilane O=[Si]=O-901.5-906.3± 1.4kJ/mol60.08430 ±
0.00067
7631-86-9*515
Oxosilyliumyl [Si+]=O1022.01023.1± 2.9kJ/mol44.08435 ±
0.00042
12359-18-1*0
Hydrogen bromide Br-120.24± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*952
Difluorine cation F[F+]1514.3011514.475± 0.013kJ/mol37.9962578 ±
0.0000010
12184-86-0*0
Ammonia N-77.032± 0.056kJ/mol17.03056 ±
0.00022
7664-41-7*800
Deuterium molecule cation [2H][2H+]1492.2861492.361± 0.000kJ/mol4.02765497609 ±
0.00000000080
12184-84-8*0
Hydrogen peroxide OO-129.421-135.407± 0.058kJ/mol34.01468 ±
0.00062
7722-84-1*2
Chlorine atom trication [Cl+3]7487.27490.2± 3.3kJ/mol35.45105 ±
0.00090
16547-50-5*0
Hydrogen iodide I-56.642± 0.089kJ/mol127.912410 ±
0.000076
10034-85-2*958
1,3-Butadiyn-4-ylium-1-yl [C]#CC#[C+]2109.82120.4± 2.8kJ/mol48.0423 ±
0.0032
124708-46-9*0
mu-Hydrotetrahydrodisilicon cation [SiH2+]([H-]1)[SiH2+]1981.5968.8± 2.8kJ/mol61.21015 ±
0.00069
160896-65-1*0
Di-mu-hydrotrihydrodisilicon cation [SiH2+]([H]1)[H][SiH]11033.61020.3± 2.8kJ/mol61.21015 ±
0.00069
*160896-65-1*0
2-Methylpentane CCCC(C)C-180.16-203.82± 0.73kJ/mol86.1754 ±
0.0049
107-83-5*500
Trihydrogen [H]1[H][H]1215.9218.3± 1.1kJ/mol3.02382 ±
0.00021
12184-91-7*100
Disilene anion [SiH2]=[SiH2-]178.6170.1± 3.0kJ/mol60.20331 ±
0.00066
157379-08-3*0
Ammonia N-75.73± 0.57kJ/mol17.03056 ±
0.00022
7664-41-7*801
Silylsilylene anion [SiH3][SiH-]160.2151.6± 3.0kJ/mol60.20331 ±
0.00066
286949-98-2*0
Silylsilylene [SiH3][SiH]381.3372.5± 2.6kJ/mol60.20276 ±
0.00066
50420-90-1*1
mu-Hydrotrihydrodisilicon [SiH2]([H-]1)[SiH+]1317.9307.8± 2.1kJ/mol60.20276 ±
0.00066
497967-56-3*0
3-Methylpentane CCC(C)CC-177.61-201.88± 0.76kJ/mol86.1754 ±
0.0049
96-14-0*500
mu-Hydrotrihydrodisilicon cation [SiH3-]1[H-][Si+3]11160.11152.0± 2.6kJ/mol60.20221 ±
0.00066
*497967-55-2*0
Tetrafluorohydrazine N(F)(F)N(F)F-12.5-22.1± 1.4kJ/mol104.00709 ±
0.00014
10036-47-2*2
Hydrogen fluoride F-322.02± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*828
Hydrazoic acid anion N=[N]=[N-]316.3310.2± 2.3kJ/mol43.02871 ±
0.00022
203264-98-6*2
Carbon hexacation [C+6]100101.741100106.887± 0.049kJ/mol12.00741 ±
0.00080
16249-02-8*0
Tribromide Br[Br-]Br-129.17± 0.22kJ/mol239.7125 ±
0.0030
14522-80-6*800
2,3-Dimethylbutane CC(C)C(C)C-182.41-206.92± 0.81kJ/mol86.1754 ±
0.0049
79-29-8*500
Ammonia N-78.02± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*803
Ammonia N-78.87± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*805
Silyloxoniumylidene [SiH3][O+]1096.21089.9± 2.9kJ/mol47.10817 ±
0.00047
152720-17-7*1
Isocyanogen cation [C]#[N+]C#N1654.21656.5± 1.4kJ/mol52.0343 ±
0.0016
133415-63-1*0
Hydroxysilylium [SiH2+]O600.3591.6± 2.9kJ/mol47.10817 ±
0.00047
66639-72-3*0
2,2-Dimethylbutane CCC(C)(C)C-187.91-213.63± 0.75kJ/mol86.1754 ±
0.0049
75-83-2*500
Ammonia N-79.33± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*807
Hydrazoic acid N=[N+]=[N-]257.74± 0.48kJ/mol43.02816 ±
0.00022
7782-79-8*1000
Dioxofluorine cation [O]F[O+]1667.01664.8± 2.8kJ/mol50.99665 ±
0.00060
223566-05-0*0
Nitrogen atom hexacation [N+6]79493.1379494.99± 0.23kJ/mol14.003449 ±
0.000070
15721-56-9*0
1,5-Hexadiyne C#CCCC#C386.0± 1.9kJ/mol78.1118 ±
0.0048
628-16-0*500
2-Chloro ozone ClO([O])[O]265.7265.1± 3.7kJ/mol83.4509 ±
0.0013
*141801-66-3*0
Ammonia N-79.63± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*809
Diisocyanogen cation [C]#[N+][N+]#[C-]1838.61842.6± 3.1kJ/mol52.0343 ±
0.0016
*78800-21-2*2
Ammonia N-80.16± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*815
Bicyclo[3.1.0]hexa-1,3-diene C12CC1=CC=C2406.5390.9± 2.2kJ/mol78.1118 ±
0.0048
28425-23-2*0
3-Ethenylidenecyclobutene C=C=C1C=CC1406.6392.5± 2.3kJ/mol78.1118 ±
0.0048
813466-23-8*0
3,4-Hexadien-1-yne C#CC=C=CC418.7407.5± 2.6kJ/mol78.1118 ±
0.0048
194024-51-6*0
3-Ethynylcyclobutene C#CC1C=CC1421.8407.4± 2.4kJ/mol78.1118 ±
0.0048
175090-90-1*0
Ammonia N-80.38± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*818
Ammonia N-80.52± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*822
Ammonia N-80.56± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*828
Cyclopropane cation C1[CH2+]C11021.81006.3± 1.5kJ/mol42.0792 ±
0.0024
34496-93-0*0
Tetraoxodinitrate anion O=N(=O)[N-](=O)=O-184.6-187.8± 2.4kJ/mol92.0116 ±
0.0012
63552-02-3*0
Hydrazoic acid N=[N+]=[N-]272.72± 0.47kJ/mol43.02816 ±
0.00022
7782-79-8*800
Dioxofluorine anion [O]F[O-]155.9154.4± 2.5kJ/mol50.99775 ±
0.00060
*175861-93-5*0
2-Ethynyl-2-cyclopropen-1-ylidene C#CC1=C[C]1726.1727.4± 3.2kJ/mol62.0694 ±
0.0040
117992-84-4*0
Pyramidane C12C3C4C1C234602.4593.9± 2.3kJ/mol64.0853 ±
0.0040
66202-79-7*0
Spiropentadiene C1=CC12C=C2651.9644.6± 2.3kJ/mol64.0853 ±
0.0040
1727-65-7*0
Ammonia N-80.58± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*833
2-Aminoethylium [CH2+]CN1042.71026.1± 2.4kJ/mol44.0752 ±
0.0017
54088-54-9*1
2-Aminoethyl anion [CH2-]CN149.0131.9± 2.1kJ/mol44.0763 ±
0.0017
71857-14-2*0
Ammonia N-80.57± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*839
Ammonia N-80.50± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*844
Formaldehyde C=O-105.382-109.223± 0.094kJ/mol30.02598 ±
0.00087
50-00-0*21
1,2-Diphenylethane c1ccccc1CCc2ccccc2180.71142.23± 0.76kJ/mol182.2610 ±
0.0112
103-29-7*0
2-Naphthalenylium c12ccccc1C=C[C+]=C21195.71177.8± 3.5kJ/mol127.1620 ±
0.0080
79319-69-0*0
1-Naphthalenylium c12ccccc1C=CC=[C+]21192.71174.8± 3.4kJ/mol127.1620 ±
0.0080
79319-68-9*0
Ammonia N-80.44± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*850
Ammonia N-80.22± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*855
Peroxyhypochlorous acid anion OO[Cl-]-2.8-3.3± 2.6kJ/mol68.4600 ±
0.0011
*67952-08-3*1
1-Methylethenylium C[C+]=C995.2986.0± 1.9kJ/mol41.0713 ±
0.0024
50457-57-3*0
Water O-286.274-292.715± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*510
Ammonia N-80.06± 0.41kJ/mol17.03056 ±
0.00022
7664-41-7*861
Cyanoamidogen [NH]C#N657.4654.7± 2.0kJ/mol41.03212 ±
0.00082
12347-01-2*22
Biphenyl c1ccccc1c2ccccc2113.7± 1.1kJ/mol154.2078 ±
0.0096
92-52-4*590
Carbide [C-4]2709.52714.6± 2.7kJ/mol12.01289 ±
0.00080
12385-15-8*0
Benzophenone c1ccccc1C(=O)c1ccccc1-16.7-41.9± 1.5kJ/mol182.2179 ±
0.0104
119-61-9*510
Buckminsterfullerene Buckminsterfullerene2523.02518.4± 6.3kJ/mol720.6420 ±
0.0480
99685-96-8*0
Buckminsterfullerene Buckminsterfullerene2327.92337.4± 6.4kJ/mol720.6420 ±
0.0480
99685-96-8*500
Cyclobutatrienyl [CH]1[C][C][C]1962.0965.5± 2.4kJ/mol49.0507 ±
0.0032
*99417-52-4*0
Ethylideneoxoniumyloxy CC=[O+][O]957.2944.8± 2.2kJ/mol60.0514 ±
0.0017
1427752-17-7*2
Polyoxymethylene C=O-170.86± 0.21kJ/mol30.02598 ±
0.00087
9002-81-7*500
Difluorodioxidanium FO[O+]F1287.31283.1± 2.3kJ/mol69.99506 ±
0.00060
*7783-44-0*2
Helium anion [He-]1904.8221904.822± 0.000kJ/mol4.0031506 ±
0.0000020
14452-58-5*3
Helium anion [He-]5724.965724.96± 0.32kJ/mol4.0031506 ±
0.0000020
14452-58-5*4
Dihelium cation [He][He+]2143.6432139.915± 0.018kJ/mol8.0046554 ±
0.0000040
12184-99-5*0
Dihelium anion [He][He-]1714.91711.2± 1.9kJ/mol8.0057526 ±
0.0000040
90188-47-9*1
Helium dihydride [He]HH-0.050.87± 0.42kJ/mol6.01848 ±
0.00014
33309-42-1*0
Hydrogen peroxide cation O[OH+]931.06924.20± 0.98kJ/mol34.01413 ±
0.00062
12325-10-9*22
Helium dihydride H[He]H614.5608.9± 2.6kJ/mol6.01848 ±
0.00014
*33309-42-1*0
Dihydrohelium cation H[He+]H1572.21568.9± 2.4kJ/mol6.01793 ±
0.00014
*12500-88-8*0
Neon dication [Ne++]6032.9886033.214± 0.0041kJ/mol20.17860 ±
0.00060
14041-55-5*0
Neon trication [Ne+3]12152.40312152.403± 0.032kJ/mol20.17805 ±
0.00060
14158-25-9*0
Neon tetracation [Ne+4]21529.8221531.45± 0.25kJ/mol20.17751 ±
0.00060
14041-56-6*0
Neon pentacation [Ne+5]33711.133711.1± 1.2kJ/mol20.17696 ±
0.00060
14175-48-5*0
Neon hexacation [Ne+6]48949.348949.3± 1.3kJ/mol20.17641 ±
0.00060
14041-57-7*0
Neon heptacation [Ne+7]68948.768948.7± 1.4kJ/mol20.17586 ±
0.00060
14175-50-9*0
Neon octacation [Ne+8]92018.292018.2± 1.4kJ/mol20.17531 ±
0.00060
14782-26-4*0
Neon nonacation [Ne+9]207396.1207396.1± 1.4kJ/mol20.17476 ±
0.00060
15721-59-2*0
Sulfur atom dication [S++]3528.183531.87± 0.14kJ/mol32.0649 ±
0.0060
14127-58-3*0
Sulfur atom trication [S+3]6890.86892.8± 3.2kJ/mol32.0644 ±
0.0060
22541-72-6*0
Sulfur atom tetracation [S+4]11447.111448.8± 3.4kJ/mol32.0638 ±
0.0060
20681-10-1*0
Sulfur atom pentacation [S+5]18451.418453.1± 3.4kJ/mol32.0633 ±
0.0060
14127-59-4*0
Hydroxylamine NO-33.05-43.42± 0.42kJ/mol33.02996 ±
0.00037
7803-49-8*0
Fluorine atom dication [F+2]5132.4765134.261± 0.020kJ/mol18.99730604 ±
0.00000050
14701-07-6*0
Chlorine atom tetracation [Cl+4]12615.512617.1± 4.6kJ/mol35.45051 ±
0.00090
22541-74-8*0
Water O-238.904-241.808± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*2
Dioxathiirane S1-O-O1166.2163.7± 2.2kJ/mol64.0648 ±
0.0060
191663-73-7*0
Vinyl hydroperoxide C=COO-21.6-33.6± 1.6kJ/mol60.0520 ±
0.0017
66998-78-5*2
Sulfur trioxide O=S(=O)=O-454.32± 0.37kJ/mol80.0642 ±
0.0061
7446-11-9*500
Vinyl hydroperoxide C=COO-21.4-33.2± 1.6kJ/mol60.0520 ±
0.0017
66998-78-5*3
3-Oxidedioxathiirane O=S1OO1-127.9-132.9± 2.2kJ/mol80.0642 ±
0.0061
2243010-16-2*0
Trioxathietane S1OOO1263.6258.5± 2.3kJ/mol80.0642 ±
0.0061
*2243010-16-2*0
Nitrosyl nitrate O=NO[N+](=O)[O-]60.552.5± 1.9kJ/mol92.0111 ±
0.0012
15969-55-8*2
Oxadithiirane O1SS1136.4134.3± 2.5kJ/mol80.1314 ±
0.0120
488092-02-0*0
Sulfanylideneoxidaniumthiolate S=[O+][S-]220.7219.0± 2.0kJ/mol80.1314 ±
0.0120
401811-43-6*0
Thiozone cation S=[S+][S]1073.11071.5± 2.0kJ/mol96.1975 ±
0.0180
60063-56-1*0
2-Propen-1-ylium-1-ylidene C=C[C+]1373.21369.7± 2.0kJ/mol39.0554 ±
0.0024
88000-25-3*0
Diazomethylium [CH+]=[N]=[N]1458.91456.9± 2.2kJ/mol41.03157 ±
0.00082
271249-81-1*2
cyc-Thiozone cation [S]1[S][S+]11040.21039.6± 2.7kJ/mol96.1975 ±
0.0180
*60063-56-1*0
cyc-Trisulfide [S]1[S][S-]115.214.6± 2.5kJ/mol96.1985 ±
0.0180
*12597-04-5*0
Chlorine atom pentacation [Cl+5]19147.19149.± 11.kJ/mol35.44996 ±
0.00090
20337-89-7*0
Chlorine atom hexacation [Cl+6]28501.28503.± 11.kJ/mol35.44941 ±
0.00090
22541-73-7*0
Water trimer O.O.O-762.65-776.75± 0.20kJ/mol54.04584 ±
0.00099
31014-12-7*0
Formaldehyde C=O-165.65± 0.22kJ/mol30.02598 ±
0.00087
50-00-0*1000
Oxygen atom dication [O++]4949.4584953.000± 0.013kJ/mol15.99830 ±
0.00030
14127-63-0*0
Sulfuric acid OS(=O)(=O)O-878.93-909.16± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*800
Oxygen atom octacation [O+8]197447.75197449.61± 0.12kJ/mol15.99501 ±
0.00030
21450-98-6*0
Sulfuric acid OS(=O)(=O)O-886.36± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*821
Sulfuric acid OS(=O)(=O)O-891.25± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*835
Sulfuric acid OS(=O)(=O)O-891.62± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*837
Sulfuric acid OS(=O)(=O)O-893.42± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*840
Sulfuric acid OS(=O)(=O)O-894.37± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*841
Sulfuric acid OS(=O)(=O)O-895.84± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*842
Sulfuric acid OS(=O)(=O)O-897.86± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*844
Sulfuric acid OS(=O)(=O)O-886.91± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*823
Sulfuric acid OS(=O)(=O)O-887.26± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*826
Sulfuric acid OS(=O)(=O)O-887.41± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*827
Sulfuric acid OS(=O)(=O)O-891.44± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*836
Sulfuric acid OS(=O)(=O)O-892.87± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*954
Carbon pentacation [C+5]52824.58452829.730± 0.049kJ/mol12.00796 ±
0.00080
14280-11-6*0
Sulfuric acid OS(=O)(=O)O-898.59± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*845
Sulfuric acid OS(=O)(=O)O-899.51± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*847
Sulfuric acid OS(=O)(=O)O-899.77± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*848
Sulfuric acid OS(=O)(=O)O-900.23± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*849
Sulfuric acid monohydrate OS(=O)(=O)O.O-1126.33-1127.49± 0.13kJ/mol116.0948 ±
0.0062
10193-30-3*500
Sulfuric acid dihydrate OS(=O)(=O)O.O.O-1422.15-1426.94± 0.14kJ/mol134.1100 ±
0.0063
13451-10-0*500
Sulfuric acid trihydrate OS(=O)(=O)O.O.O.O-1716.10-1720.21± 0.15kJ/mol152.1253 ±
0.0064
40835-65-2*500
Sulfuric acid tetrahydrate OS(=O)(=O)O.O.O.O.O-2006.95-2010.98± 0.17kJ/mol170.1406 ±
0.0065
37006-20-5*500
Sulfuric acid pentahydrate OS(=O)(=O)O.O.O.O.O.O-2300.38± 0.18kJ/mol188.1559 ±
0.0066
137168-49-1*500
Sulfuric acid hexahydrate OS(=O)(=O)O.O.O.O.O.O.O-2588.93± 0.20kJ/mol206.1712 ±
0.0068
137168-50-4*500
Sulfuric acid heptahydrate OS(=O)(=O)O.O.O.O.O.O.O.O-2876.88± 0.22kJ/mol224.1864 ±
0.0069
137168-51-5*500
Sulfuric acid octahydrate OS(=O)(=O)O.O.O.O.O.O.O.O.O-3164.39± 0.24kJ/mol242.2017 ±
0.0071
88434-16-6*500
Sulfuric acid nonahydrate OS(=O)(=O)O.O.O.O.O.O.O.O.O.O-3451.55± 0.25kJ/mol260.2170 ±
0.0073
137168-52-6*500
Sulfuric acid decahydrate OS(=O)(=O)O.O.O.O.O.O.O.O.O.O.O-3738.44± 0.27kJ/mol278.2323 ±
0.0075
137168-53-7*500
Sulfuric acid dodecahydrate Sulfuric acid dodecahydrate-4311.65± 0.31kJ/mol314.2628 ±
0.0079
30383-99-4*500
Sulfuric acid pentadecahydrate Sulfuric acid pentadecahydrate-5170.55± 0.37kJ/mol368.3087 ±
0.0086
425605-43-2*500
1,3-Butadiyne-1,4-diyl [C]#CC#[C]1052.211062.18± 0.64kJ/mol48.0428 ±
0.0032
78015-07-3*1
Methylaminyliumyl C[N+]1388.21381.9± 2.2kJ/mol29.04071 ±
0.00083
56924-51-7*1
Trihydrogen cation [H]1[H+][H]11110.3041106.697± 0.013kJ/mol3.02327 ±
0.00021
28132-48-1*2
Sulfur tetraoxide [O]S(=O)(=O)[O]-205.1-211.3± 2.6kJ/mol96.0636 ±
0.0061
12772-98-4*12
Dioxoperoxysulfane O=[S](=O)[O+][O-]-177.1-177.5± 3.5kJ/mol96.0636 ±
0.0061
*103613-08-7*12
Fluorine atom heptacation [F+7]63649.363651.1± 1.8kJ/mol18.99456314 ±
0.00000050
14700-77-7*0
Difluoroaminylium [N+](F)F1376.41373.8± 2.4kJ/mol52.002998 ±
0.000070
31685-31-1*1
Thioformaldehyde cation C=[S+]1025.91022.3± 2.0kJ/mol46.0920 ±
0.0061
61356-81-8*0
Fluorine atom octacation [F+8]155686.5155688.3± 1.8kJ/mol18.99401456 ±
0.00000050
15721-58-1*0
Carbon monoxide [C-]#[O+]-113.799-110.519± 0.025kJ/mol28.01010 ±
0.00085
630-08-0*2
Dimethylsulfoxide CS(=O)C-203.59± 0.49kJ/mol78.1344 ±
0.0062
67-68-5*590
Diazirinylium C1=N[N+]11384.81381.2± 2.1kJ/mol41.03157 ±
0.00082
77116-26-8*2
Bromodioxy [O]OBr116.7107.7± 3.8kJ/mol111.9028 ±
0.0012
67177-47-3*0
Iodine monochloride ICl-24.048± 0.063kJ/mol162.35717 ±
0.00090
7790-99-0*590
Fluorine atom trication [F+3]11182.87711186.701± 0.031kJ/mol18.99675746 ±
0.00000050
14700-88-0*0
Iminomethylimidogen cation [N]=[CH+]=[N]1677.71676.4± 2.3kJ/mol41.03157 ±
0.00082
*150296-30-3*1
Iminomethylimidogen anion [N]C=[N-]405.4402.1± 2.5kJ/mol41.03267 ±
0.00082
150296-30-3*1
Ethynylene [C]=[C]819.967826.540± 0.083kJ/mol24.0214 ±
0.0016
12070-15-4*2
Nitrogen atom dication [N+2]4729.0274731.855± 0.031kJ/mol14.005643 ±
0.000070
17439-59-7*0
Peroxyhypochlorous acid cation OO[Cl+]1050.81045.2± 2.5kJ/mol68.4589 ±
0.0011
*67952-07-2*2
Boron cation [B+]1366.021370.99± 0.61kJ/mol10.8105 ±
0.0070
14594-80-0*0
Boron atom dication [B++]3793.093798.06± 0.61kJ/mol10.8099 ±
0.0070
14280-20-7*0
Boron atom trication [B+3]7452.837457.81± 0.61kJ/mol10.8094 ±
0.0070
22537-21-9*0
Boron atom tetracation [B+4]32478.6532483.63± 0.61kJ/mol10.8088 ±
0.0070
15721-54-7*0
Chlorine trifluoride cation F[Cl+](F)F1053.51049.2± 2.3kJ/mol92.44736 ±
0.00090
478167-77-0*0
Borane cation [BH3+]1265.91262.7± 1.7kJ/mol13.8343 ±
0.0070
12228-16-9*0
Propylidene CC[CH]349.51335.75± 0.92kJ/mol42.0797 ±
0.0024
6700-78-3*1
1,2-Propadien-1-ylium-1-yl-3-ylidene [C]=C=[C+]1939.11947.0± 1.3kJ/mol36.0316 ±
0.0024
118090-85-0*0
Hydrazine monohydrate NN.O-242.58± 0.19kJ/mol50.06052 ±
0.00053
7803-57-8*500
2-Hydroxyethylium [CH2+]CO1024.81012.2± 2.0kJ/mol45.0600 ±
0.0017
38607-31-7*1
Boric acid OB(O)O-1072.34± 0.57kJ/mol61.8330 ±
0.0071
10043-35-3*1000
Dihydrogen anion [H][H-]253.8254.7± 1.2kJ/mol2.01643 ±
0.00014
12184-89-3*0
Boron nitride B#N602.64606.05± 0.96kJ/mol24.8177 ±
0.0070
10043-11-5*0
Dihydroxymethanide [CH-](O)O-177.6-187.5± 2.4kJ/mol47.0339 ±
0.0010
61192-32-3*3
Nitric acid O[N+](=O)[O-]-206.45± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*855
Difluorodiazene FN=NF78.573.4± 2.1kJ/mol66.01029 ±
0.00014
10578-16-2*0
Indene anion c1ccc2c(c1)C=C[CH2-]2242.7220.3± 3.4kJ/mol116.1604 ±
0.0072
39526-38-0*0
Trihydrogen [H]1[H][H]1745.878743.199± 0.062kJ/mol3.02382 ±
0.00021
12184-91-7*0
Hydrogen bromide Br-119.66± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*829
Dichloromethylene Cl[C]Cl229.87231.06± 0.64kJ/mol82.9161 ±
0.0020
1605-72-7*0
Isoindene anion c1cccc2c1=C[CH2-]C=2239.8217.2± 3.9kJ/mol116.1604 ±
0.0072
496764-61-5*0
Diiodine II23.243± 0.082kJ/mol253.808940 ±
0.000060
7553-56-2*1000
Hydrogen bromide Br-71.66± 0.13kJ/mol80.9119 ±
0.0010
10035-10-6*801
Hydrogen iodide I-56.355± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*833
Indenide c1ccc2c(c1)C=C[CH-]2125.3105.3± 1.6kJ/mol115.1524 ±
0.0072
12128-54-0*0
Indenylium c1ccc2c(c1)C=C[CH+]21030.21010.7± 2.0kJ/mol115.1513 ±
0.0072
12203-21-3*0
Phenol cation c1ccc(cc1)[OH+]746.50727.70± 0.63kJ/mol94.1107 ±
0.0048
40932-22-7*0
Phenol anion c1ccc(cc1)[OH-]23.18.2± 4.9kJ/mol94.1118 ±
0.0048
38752-11-3*0
1-Propen-1-yl-3-ylidene [CH]C=[CH]699.3696.4± 3.4kJ/mol39.0559 ±
0.0024
84654-90-0*2
Hydrogen chloride Cl-166.847± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*850
(Acetyloxy)methyl CC(=O)O[CH2]-200.1-213.8± 1.5kJ/mol73.0706 ±
0.0025
2887-49-2*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*835
1,1-Ethenediol C=C(O)O-296.0-309.2± 1.9kJ/mol60.0520 ±
0.0017
10375-04-9*3
Hydrogen chloride Cl-166.885± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*852
Benzaldehyde cation c1ccc(cc1)C=[O+]897.0880.3± 1.7kJ/mol106.1214 ±
0.0056
80226-59-1*0
Benzaldehyde anion c1ccc(cc1)C=[O-]-55.0-72.7± 2.7kJ/mol106.1225 ±
0.0056
34473-57-9*0
Glycolaldehyde C(=O)CO-304.29-317.33± 0.89kJ/mol60.0520 ±
0.0017
141-46-8*0
Hydrogen fluoride F-321.96± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*891
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*836
Benzoyl anion c1ccc(cc1)[C-]=O70.257.6± 4.0kJ/mol105.1145 ±
0.0056
78944-74-8*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*837
Ammonium hydroxide [NH4+].[OH-]-366.13± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*817
Ethynol C#CO455.3452.0± 3.1kJ/mol42.0367 ±
0.0016
32038-79-2*14
Cyanic fluoride cation N#[C+]F1294.21294.6± 1.1kJ/mol45.01529 ±
0.00080
62532-69-8*0
Hydrogen chloride Cl-166.922± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*855
1-Propen-1-yl-3-ylidene [CH]C=[CH]656.7653.2± 2.0kJ/mol39.0559 ±
0.0024
84654-90-0*12
1,2-Propadien-1-yl-3-ylidene anion [C]=C=[C-]621.7629.1± 1.3kJ/mol36.0326 ±
0.0024
109292-47-9*1
Hydrogen bromide Br-120.23± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*898
1-Hydroxyethenyl anion C=[C-]O16.59.8± 2.7kJ/mol43.0452 ±
0.0016
112539-13-6*21
Oxiranylium C1[CH+]O1901.3893.3± 1.4kJ/mol43.0441 ±
0.0016
57789-76-1*0
Ethynol C#CO464.0460.7± 3.1kJ/mol42.0367 ±
0.0016
32038-79-2*15
m-Tolualdehyde Cc1cccc(c1)C=O-125.0± 1.2kJ/mol120.1485 ±
0.0064
620-23-5*500
Hydrogen iodide I-56.518± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*840
Hydroxymethoxy [O]CO-149.9-159.8± 1.8kJ/mol47.0333 ±
0.0010
72144-78-6*1
Hydrogen iodide I-44.15± 0.30kJ/mol127.912410 ±
0.000076
10034-85-2*807
Hydrogen bromide Br-120.28± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*843
Tetroxidane OOOO-33.33-43.26± 0.44kJ/mol66.0135 ±
0.0012
29683-94-1*0
Peroxyformyl C(=O)O[O]-100.41-105.51± 0.67kJ/mol61.0168 ±
0.0012
56240-83-6*0
Peroxyformate C(=O)O[O-]-340.93-346.38± 0.80kJ/mol61.0174 ±
0.0012
104960-05-6*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*838
2-Methyl-2-propanol CC(C)(C)O-341.1-365.5± 1.9kJ/mol74.1216 ±
0.0033
75-65-0*500
Hydroxymethoxy cation [O+]CO925.0915.2± 3.2kJ/mol47.0328 ±
0.0010
180071-69-6*1
Hexafluorobenzene cation Fc1c(F)c(F)c(F)c(F)c1[F+]13.699.91± 0.87kJ/mol186.0541 ±
0.0048
34528-23-9*0
Hydrogen iodide I-54.585± 0.092kJ/mol127.912410 ±
0.000076
10034-85-2*817
Hydroxymethoxy cation [O+]CO930.9921.4± 3.7kJ/mol47.0328 ±
0.0010
180071-69-6*12
Hydroxymethoxy cation [O+]CO933.4923.8± 3.7kJ/mol47.0328 ±
0.0010
180071-69-6*11
Hydrogen bromide Br-119.86± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*831
Dioxoethylium C(=O)[C+]=O688.6689.8± 2.9kJ/mol57.0276 ±
0.0017
*1994332-01-2*0
Isocyanomethane C[N+]#[C-]146.4± 2.2kJ/mol41.0520 ±
0.0016
593-75-9*500
Ethanedial anion C(=O)[C-]=O-188.8-190.3± 3.1kJ/mol57.0287 ±
0.0017
1994332-01-2*0
Hydroxymethoxy anion [O-]CO-373.82-383.76± 0.85kJ/mol47.0339 ±
0.0010
67899-36-9*0
Diazene anion N=[NH-]265.6258.8± 2.0kJ/mol30.02991 ±
0.00020
100429-75-2*0
Ethylene anion C=[CH2-]232.0225.6± 2.0kJ/mol28.0537 ±
0.0016
34527-91-8*0
Hydroxyoxoethenylium O[C+]=C=O866.4865.2± 3.5kJ/mol57.0276 ±
0.0017
*1994332-00-1*0
Hydroxymethoxy anion [O-]CO-349.1-358.7± 1.9kJ/mol47.0339 ±
0.0010
67899-36-9*1
1-Methylene-2-propenylium C=C[C+]=C1059.51049.4± 1.7kJ/mol53.0820 ±
0.0032
62698-26-4*0
Hydrogen iodide I-56.318± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*832
Ethynediolide O[C-]=C=O-132.9-134.1± 3.5kJ/mol57.0287 ±
0.0017
1994332-00-1*0
1-Hydroxyethylidene C[C]O57.4447.13± 0.77kJ/mol44.0526 ±
0.0017
30967-49-8*2
Hydrogen iodide I-56.552± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*841
Ammonium hydroxide [NH4+].[OH-]-365.54± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*808
Tetrafluorohydrazine anion N(F)(F)[N-](F)F-184.5-190.0± 3.3kJ/mol104.00764 ±
0.00014
39775-43-4*2
Ammonium hydroxide [NH4+].[OH-]-366.37± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*840
1-Hydroxyethylidene C[C]O57.4447.13± 0.77kJ/mol44.0526 ±
0.0017
30967-49-8*0
Tetroxidane OOOO-30.97-41.42± 0.64kJ/mol66.0135 ±
0.0012
29683-94-1*23
Hydrogen chloride Cl-166.487± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*835
Hydrogen iodide I-56.577± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*898
Furaniumyl [O+]1C=CC=C1836.0823.2± 1.3kJ/mol68.0734 ±
0.0032
66429-00-3*0
Furan anion [O-]1C=CC=C1132.1120.8± 3.9kJ/mol68.0745 ±
0.0032
40807-44-1*0
Bicyclo[1.1.0]buta-1,3-diene-2,4-diyl C12=[C]C2=[C]11133.11140.9± 2.7kJ/mol48.0428 ±
0.0032
12184-80-4*1
Fluorosyl fluoride FF[O]192.8193.3± 2.3kJ/mol53.99621 ±
0.00030
86825-57-2*0
Pyridiniumyl c1cc[n+]cc11051.321035.37± 0.61kJ/mol79.0994 ±
0.0040
16399-94-3*0
Pyridine anion C1=C[CH][N-]C=C1214.4200.9± 3.2kJ/mol79.1005 ±
0.0040
12169-63-0*0
Hydroxymethylene cation [CH+]O971.9968.3± 1.4kJ/mol30.02543 ±
0.00087
135395-06-1*0
Oxiranyl anion C1[CH-]O1121.2113.3± 1.5kJ/mol43.0452 ±
0.0016
72722-59-9*0
Ammonium hydroxide [NH4+].[OH-]-365.63± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*809
Hydroxyamidogen [NH]O101.2894.44± 0.83kJ/mol32.02202 ±
0.00034
13940-32-4*0
Acetone enol C=C(O)C-151.25-168.06± 0.68kJ/mol58.0791 ±
0.0025
29456-04-0*0
Acetone enol C=C(O)C-145.2-162.5± 1.9kJ/mol58.0791 ±
0.0025
29456-04-0*2
Oxooxoniumylmethoxy [O]C(=O)[O+]1178.01177.3± 5.7kJ/mol60.0084 ±
0.0012
952586-28-6*0
(Methylamino)methyl anion CN[CH2-]202.1185.2± 3.1kJ/mol44.0763 ±
0.0017
*31277-25-5*0
Hydrogen bromide Br-120.33± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*846
2-Hydroxyprop-1-en-1-yl CC(O)=[CH]101.6490.28± 0.86kJ/mol57.0712 ±
0.0024
1976041-84-5*0
2-Hydroxyprop-1-en-1-yl CC(O)=[CH]106.694.6± 1.9kJ/mol57.0712 ±
0.0024
1976041-84-5*12
2-Hydroxyprop-1-en-1-yl CC(O)=[CH]114.0102.9± 1.9kJ/mol57.0712 ±
0.0024
1976041-84-5*21
2-Hydroxyprop-1-en-1-yl CC(O)=[CH]115.1104.3± 1.9kJ/mol57.0712 ±
0.0024
1976041-84-5*22
Methoxymethylene CO[CH]129.24118.74± 0.78kJ/mol44.0526 ±
0.0017
19527-10-7*2
Hydrogen iodide I-56.598± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*842
Ethylidene [CH]C361.29354.31± 0.48kJ/mol28.0532 ±
0.0016
4218-50-2*0
Ammonium hydroxide [NH4+].[OH-]-366.35± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*841
Trihydrogen cation [H]1[H+][H]11110.5771106.695± 0.013kJ/mol3.02327 ±
0.00021
28132-48-1*1
Hydrogen bromide Br-118.90± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*821
1-Hydroxyethenylium C=[C+]O1045.71038.7± 3.4kJ/mol43.0441 ±
0.0016
41084-89-3*12
1-Oxopropyl CC[C]=O-19.1-30.6± 1.1kJ/mol57.0712 ±
0.0024
15843-24-0*0
Acetic acid CC(=O)O-484.69± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*844
Diazene anion N=[NH-]265.6258.8± 2.0kJ/mol30.02991 ±
0.00020
100429-75-2*1
Ammonium hydroxide [NH4+].[OH-]-366.34± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*842
Ethylperoxy CCO[O]-6.10-22.06± 0.60kJ/mol61.0599 ±
0.0017
3170-61-4*0
Nitrogen sesquioxide cation O=N-[N+](=O)[O]1027.71023.7± 4.8kJ/mol76.01113 ±
0.00091
*10544-73-7*0
Methyl nitrite CON=O-51.2-63.2± 1.1kJ/mol61.0401 ±
0.0010
624-91-9*1
Methyl nitrite CON=O-87.55± 0.76kJ/mol61.0401 ±
0.0010
624-91-9*500
Hydroxymethylene anion [CH-]O147.1144.2± 1.6kJ/mol30.02653 ±
0.00087
207914-87-2*0
Hydrogen iodide I-55.962± 0.099kJ/mol127.912410 ±
0.000076
10034-85-2*825
Ethyl nitrite CCON=O-78.9-97.1± 1.9kJ/mol75.0666 ±
0.0017
109-95-5*2
Ethyl nitrite CCON=O-76.8-95.7± 1.9kJ/mol75.0666 ±
0.0017
109-95-5*3
Ammonium hydroxide [NH4+].[OH-]-366.32± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*843
Ammonium hydroxide [NH4+].[OH-]-365.76± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*811
Hydrogen bromide Br-120.36± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*850
Propyl nitrite CCCON=O-94.5-118.3± 1.7kJ/mol89.0932 ±
0.0025
543-67-9*0
Propyl nitrite CCCON=O-94.1-118.8± 2.4kJ/mol89.0932 ±
0.0025
543-67-9*2
Propyl nitrite CCCON=O-94.3-118.8± 2.4kJ/mol89.0932 ±
0.0025
543-67-9*3
Propyl nitrite CCCON=O-93.5-118.1± 2.4kJ/mol89.0932 ±
0.0025
543-67-9*4
Propyl nitrite CCCON=O-93.5-117.8± 2.4kJ/mol89.0932 ±
0.0025
543-67-9*5
Propyl nitrite CCCON=O-91.6-116.5± 2.4kJ/mol89.0932 ±
0.0025
543-67-9*6
Propyl nitrite CCCON=O-91.3-116.4± 2.4kJ/mol89.0932 ±
0.0025
543-67-9*7
Propyl nitrite CCCON=O-89.9-114.8± 2.7kJ/mol89.0932 ±
0.0025
543-67-9*8
Acetic acid CC(=O)O-484.78± 0.27kJ/mol60.0520 ±
0.0017
64-19-7*1000
Hypoiodous acid cation O[I+]891.4886.6± 3.3kJ/mol143.91126 ±
0.00031
193098-20-3*0
Hydrogen fluoride F-322.17± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*831
Glycine NCC(=O)O-373.79-393.43± 0.80kJ/mol75.0666 ±
0.0017
56-40-6*2
Glycine NCC(=O)O-372.65-390.70± 0.83kJ/mol75.0666 ±
0.0017
56-40-6*3
Glycine NCC(=O)O-370.18-388.76± 0.80kJ/mol75.0666 ±
0.0017
56-40-6*4
Glycine NCC(=O)O-366.48-385.22± 0.83kJ/mol75.0666 ±
0.0017
56-40-6*5
Glycine NCC(=O)O-358.01-376.05± 0.83kJ/mol75.0666 ±
0.0017
56-40-6*6
Glycine NCC(=O)O-353.64-368.93± 0.96kJ/mol75.0666 ±
0.0017
56-40-6*7
Glycine NCC(=O)O-352.9-371.2± 1.0kJ/mol75.0666 ±
0.0017
56-40-6*8
Glycine cation NC[C+](=O)O520.3501.8± 2.8kJ/mol75.0661 ±
0.0017
35492-82-1*0
Glycine cation NC[C+](=O)O554.2536.1± 3.3kJ/mol75.0661 ±
0.0017
35492-82-1*2
Glycine cation NC[C+](=O)O555.1537.7± 3.3kJ/mol75.0661 ±
0.0017
35492-82-1*3
Glycine cation NC[C+](=O)O557.1539.4± 3.3kJ/mol75.0661 ±
0.0017
35492-82-1*4
Hydrogen fluoride F-333.05± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*866
Glycine NCC(=O)O-508.34-528.65± 0.23kJ/mol75.0666 ±
0.0017
56-40-6*513
Glycine NCC(=O)O-508.04-528.05± 0.22kJ/mol75.0666 ±
0.0017
56-40-6*512
Ethanimine CC=N55.8141.18± 0.72kJ/mol43.0678 ±
0.0016
20729-41-3*0
1,2-Butadienylium CC=C=[CH+]1099.21089.9± 1.2kJ/mol53.0820 ±
0.0032
*65114-67-2*0
Hydrogen iodide I-55.35± 0.11kJ/mol127.912410 ±
0.000076
10034-85-2*819
Propynylidene [CH]=C=[CH]597.8599.6± 1.2kJ/mol38.0480 ±
0.0024
67152-18-5*2
Glycine NCC(=O)O-470.87± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*818
Glycine NCC(=O)O-470.76± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*819
Glycine NCC(=O)O-470.67± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*820
Glycine NCC(=O)O-470.57± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*821
Glycine NCC(=O)O-470.49± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*822
Glycine NCC(=O)O-470.37± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*825
Glycine NCC(=O)O-470.31± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*828
Glycine NCC(=O)O-470.23± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*829
Glycine NCC(=O)O-470.20± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*830
Glycine NCC(=O)O-470.16± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*831
Glycine NCC(=O)O-470.15± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*832
Glycine NCC(=O)O-470.13± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*833
Glycine NCC(=O)O-470.12± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*835
Glycine NCC(=O)O-470.11± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*839
Glycine NCC(=O)O-470.09± 0.21kJ/mol75.0666 ±
0.0017
56-40-6*861
Chloromethylene [CH]Cl320.35320.64± 0.89kJ/mol48.4713 ±
0.0012
2108-20-5*0
Dioxyamidogen [NH-][O+]=O251.2244.6± 2.5kJ/mol47.01348 ±
0.00061
71843-95-3*1
Carboxymethanaminium [NH3+]CC(=O)O290.5268.0± 1.5kJ/mol76.0740 ±
0.0018
*56-40-6*2
Carboxymethanaminium [NH3+]CC(=O)O300.8277.4± 1.5kJ/mol76.0740 ±
0.0018
*56-40-6*3
Carboxymethanaminium [NH3+]CC(=O)O-518.22± 0.21kJ/mol76.0740 ±
0.0018
*56-40-6*800
Methylcarbamic acid CNC(=O)O-414.49-432.74± 0.92kJ/mol75.0666 ±
0.0017
6414-57-9*0
Peroxychlorous acid O=ClOO95.489.8± 2.0kJ/mol84.4588 ±
0.0013
177778-92-6*0
Methylcarbamic acid CNC(=O)O-408.6-427.6± 2.0kJ/mol75.0666 ±
0.0017
6414-57-9*2
Methylcarbamic acid CNC(=O)O-385.8-405.0± 2.0kJ/mol75.0666 ±
0.0017
6414-57-9*3
Methylcarbamic acid CNC(=O)O-380.6-399.0± 2.0kJ/mol75.0666 ±
0.0017
6414-57-9*4
Diazene N=N207.21200.07± 0.40kJ/mol30.02936 ±
0.00020
3618-05-1*0
Carbamic acid NC(=O)O-421.82-435.04± 0.83kJ/mol61.0401 ±
0.0010
463-77-4*0
Carbamic acid NC(=O)O-392.9-405.4± 1.9kJ/mol61.0401 ±
0.0010
463-77-4*2
Hydrogen chloride Cl-166.947± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*861
Ammonium hydroxide [NH4+].[OH-]-366.28± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*846
1,2-Dibromoethene C(Br)=CBr124.7104.5± 1.6kJ/mol185.8453 ±
0.0026
540-49-8*0
trans-1,2-Dibromoethene C(\Br)=C/Br124.1104.4± 1.7kJ/mol185.8453 ±
0.0026
590-12-5*0
Methoxymethylene CO[CH]129.24118.74± 0.78kJ/mol44.0526 ±
0.0017
19527-10-7*0
Hydrogen iodide I-56.376± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*895
Hydrogen bromide Br-117.38± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*817
Trioxodinitrate anion O=N-[N](=O)[O-]-104.2-107.4± 1.9kJ/mol76.01223 ±
0.00091
194856-62-7*0
Ethoxyoxoniumylidene CCO[O+]923.9911.6± 1.5kJ/mol61.0594 ±
0.0017
268728-77-4*0
1,2-Diiodoethene C(I)=CI215.18208.23± 0.35kJ/mol279.8462 ±
0.0016
20244-70-6*0
O--HH Complex [H][H].[O]247.7249.0± 2.7kJ/mol18.01528 ±
0.00033
*7732-18-5*101
Ozone O=[O+][O-]118.19± 0.50kJ/mol47.99820 ±
0.00090
10028-15-6*1000
Ethoxyoxoniumylidene CCO[O+]962.5947.8± 1.6kJ/mol61.0594 ±
0.0017
268728-77-4*2
Ethylideneammoniumylidene CC=[N+]1310.01300.4± 3.0kJ/mol42.0594 ±
0.0016
91127-36-5*1
2,2,4-Trimethylpentane CC(C)CC(C)(C)C-171.1-223.5± 1.5kJ/mol114.2285 ±
0.0065
540-84-1*0
Hydrogen iodide I-56.623± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*843
Ethylideneazanide CC=[N-]147.8137.6± 3.2kJ/mol42.0604 ±
0.0016
144810-43-5*0
Hydrogen peroxide cation O[OH+]931.08924.20± 0.98kJ/mol34.01413 ±
0.00062
12325-10-9*21
Carbonylbis(oxy) [O]C(=O)[O]-144.7-145.7± 2.4kJ/mol60.0089 ±
0.0012
16518-45-9*0
Hydrogen bromide Br-118.58± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*820
Ammonium hydroxide [NH4+].[OH-]-366.24± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*819
Ethoxyoxoniumylidene CCO[O+]967.6951.7± 2.4kJ/mol61.0594 ±
0.0017
268728-77-4*23
Ethaneperoxolate CCO[O-]-120.33-136.39± 0.68kJ/mol61.0604 ±
0.0017
268728-75-2*0
Hydrogen bromide Br-118.35± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*819
Hydrogen bromide Br-119.92± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*832
Nitrogen atom heptacation [N+7]143853.30143855.16± 0.23kJ/mol14.002900 ±
0.000070
40549-08-4*0
1,1-Dibromoethane CC(Br)Br-67.0± 1.3kJ/mol187.8612 ±
0.0026
557-91-5*500
Chlorohydroxymethyl [CH](Cl)O-54.7-60.4± 1.1kJ/mol65.4787 ±
0.0012
147139-06-8*0
2-Iminoethyl [CH2]C=N219.37208.69± 0.86kJ/mol42.0599 ±
0.0016
73843-90-0*0
Cyanic fluoride anion [N-]#CF-20.7-18.7± 2.9kJ/mol45.01639 ±
0.00080
34507-50-1*0
2-Iminoethylium [CH2+]C=N1108.41097.7± 2.9kJ/mol42.0594 ±
0.0016
73843-91-1*0
3-Buten-2-one CC(=O)C=C-95.29-110.83± 0.85kJ/mol70.0898 ±
0.0032
78-94-4*0
Peroxychlorite O=ClO[O-]-116.2-114.9± 2.3kJ/mol83.4514 ±
0.0013
852472-63-0*0
3-Buten-2-one CC(=O)C=C-93.7-109.7± 1.6kJ/mol70.0898 ±
0.0032
78-94-4*2
Hydrogen fluoride F-321.79± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*817
1,3-Butadien-2-ol C=C(O)C=C-47.9-64.2± 2.3kJ/mol70.0898 ±
0.0032
59120-04-6*12
Hydrogen iodide I-56.389± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*834
1,3-Butadien-2-ol C=C(O)C=C-37.8-54.2± 2.3kJ/mol70.0898 ±
0.0032
59120-04-6*22
Fluorosyl fluoride cation FF[O+]1413.11413.5± 3.5kJ/mol53.99566 ±
0.00030
*86825-50-5*0
1,3-Butadien-2-ol C=C(O)C=C-42.6-58.6± 2.3kJ/mol70.0898 ±
0.0032
59120-04-6*2
1,3-Butadien-2-ol C=C(O)C=C-53.3-68.2± 1.5kJ/mol70.0898 ±
0.0032
59120-04-6*0
Chloroethane CCCl-134.34-135.96± 0.25kJ/mol64.5138 ±
0.0019
75-00-3*500
1,3-Butadienyl C=CC=[CH]372.28363.06± 0.87kJ/mol53.0825 ±
0.0032
86181-68-2*0
Hydrogen fluoride F-325.43± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*850
Fluorine atom [F]82.09383.878± 0.016kJ/mol18.99840320 ±
0.00000050
14762-94-8*2
Ammonium hydroxide [NH4+].[OH-]-366.26± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*820
2-Iminoethylium [CH2+]C=N1148.71140.2± 3.3kJ/mol42.0594 ±
0.0016
73843-91-1*1
Ethaneperoxolate CCO[O-]-119.8-135.4± 1.9kJ/mol61.0604 ±
0.0017
268728-75-2*1
Aminomethylidyne anion [C-]N481.7478.1± 3.2kJ/mol28.03387 ±
0.00082
96808-04-7*1
Acrolein cation C=CC=[O+]920.01910.05± 0.79kJ/mol56.0627 ±
0.0024
84005-05-0*0
Acrolein cation C=CC=[O+]930.8921.0± 1.9kJ/mol56.0627 ±
0.0024
84005-05-0*2
Acrolein anion C=C[CH][O-]-71.8-81.3± 3.1kJ/mol56.0638 ±
0.0024
23555-87-5*0
Acrolein anion C=C[CH][O-]-68.0-78.0± 3.5kJ/mol56.0638 ±
0.0024
23555-87-5*1
Hydrogen chloride Cl-166.738± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*842
Hydrogen fluoride F-323.39± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*841
Peroxyhypochlorous acid cation OO[Cl+]1030.41024.6± 2.5kJ/mol68.4589 ±
0.0011
*67952-07-2*0
Propyn-1-ol cation CC#[C+]O959.9951.7± 3.0kJ/mol56.0627 ±
0.0024
84005-04-9*0
Hydrogen fluoride F-330.13± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*861
2-Methyloxirene CC1=CO1344.0334.7± 1.8kJ/mol56.0633 ±
0.0024
2835-41-8*1
2-Methyloxirene CC1=CO1346.6336.7± 2.5kJ/mol56.0633 ±
0.0024
2835-41-8*12
mu-Oxodioxodinitrogen O=NO[N+]=O984.1981.1± 3.2kJ/mol76.01113 ±
0.00091
87950-63-8*1
Hydroxyethenylidene [C]=CO302.1300.7± 2.1kJ/mol42.0367 ±
0.0016
70277-80-4*0
2-Iminoethyl anion [CH2-]C=N104.694.1± 2.1kJ/mol42.0604 ±
0.0016
73843-87-5*0
Ammonium hydroxide [NH4+].[OH-]-366.18± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*852
2-Propenylidene [CH]C=C417.6410.6± 1.5kJ/mol40.0639 ±
0.0024
19527-08-3*0
Acryloyl C=C[C]=O101.296.3± 1.4kJ/mol55.0553 ±
0.0024
72241-20-4*0
Acryloyl C=C[C]=O101.295.9± 1.4kJ/mol55.0553 ±
0.0024
72241-20-4*1
Acryloyl C=C[C]=O109.5103.9± 5.7kJ/mol55.0553 ±
0.0024
72241-20-4*12
1-Oxo-2-propenylium C=C[C+]=O772.8766.0± 3.0kJ/mol55.0548 ±
0.0024
35335-83-2*0
1-Oxo-2-propenylium C=C[C+]=O1036.11030.7± 3.9kJ/mol55.0548 ±
0.0024
35335-83-2*1
1-Oxo-2-propenide C=C[C-]=O50.746.0± 2.6kJ/mol55.0559 ±
0.0024
78944-75-9*0
Hydrogen bromide Br-120.40± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*852
Isocyanogen bromide cation [C]=N[Br+]1470.01464.3± 5.9kJ/mol105.9209 ±
0.0013
238754-53-5*0
Isocyanogen chloride cation [C]=N[Cl+]1481.01482.2± 3.9kJ/mol61.4696 ±
0.0012
956475-91-5*0
1-Formylethenylium C=[C+]C=O1023.51018.0± 2.3kJ/mol55.0548 ±
0.0024
101705-89-9*0
Isocyanic acid anion [NH-]=C=O-54.2-57.4± 3.0kJ/mol43.02533 ±
0.00086
*444010-28-0*0
Hydrogen iodide I-56.133± 0.097kJ/mol127.912410 ±
0.000076
10034-85-2*829
1-Hydroperoxyethylium C[CH+]OO690.7675.8± 1.5kJ/mol61.0594 ±
0.0017
*126898-98-4*0
Hydroxyethenylidene [C]=CO418.2414.7± 2.4kJ/mol42.0367 ±
0.0016
70277-80-4*1
3-Oxo-1-propenyl [CH]=CC=O190.96185.42± 0.91kJ/mol55.0553 ±
0.0024
206255-29-0*0
Nitric acid O[N+](=O)[O-]-193.71± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*803
3-Oxo-1-propenyl [CH]=CC=O191.7185.9± 2.1kJ/mol55.0553 ±
0.0024
206255-29-0*2
Hydrogen fluoride F-322.27± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*832
3-Oxo-1-propenyl [CH]=CC=O201.4195.5± 2.0kJ/mol55.0553 ±
0.0024
206255-29-0*22
3-Oxo-1-propenyl [CH]=CC=O206.1200.2± 2.0kJ/mol55.0553 ±
0.0024
206255-29-0*12
3-Oxo-1-propenylium [CH+]=CC=O1005.11002.8± 2.4kJ/mol55.0548 ±
0.0024
101705-90-2*0
3-Oxo-1-propenylium [CH+]=CC=O1185.61180.0± 3.0kJ/mol55.0548 ±
0.0024
101705-90-2*1
Carbonate [O-]C(=O)[O-]-675.163± 0.053kJ/mol60.0100 ±
0.0012
3812-32-6*800
3-Oxo-1-propenylium [CH+]=CC=O1185.61179.8± 3.0kJ/mol55.0548 ±
0.0024
101705-90-2*11
3-Oxo-1-propenylium [CH+]=CC=O1197.71192.4± 3.4kJ/mol55.0548 ±
0.0024
101705-90-2*12
Acetic acid CC(=O)O-483.00± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*923
3-Oxo-1-propenylium [CH+]=CC=O1195.71189.8± 3.4kJ/mol55.0548 ±
0.0024
101705-90-2*112
3-Oxo-1-propenylium [CH+]=CC=O1205.81200.2± 3.8kJ/mol55.0548 ±
0.0024
101705-90-2*122
2-Formylethen-1-ide [CH-]=CC=O27.321.3± 2.5kJ/mol55.0559 ±
0.0024
135924-69-5*0
2-Formylethen-1-ide [CH-]=CC=O27.320.6± 2.5kJ/mol55.0559 ±
0.0024
135924-69-5*1
2-Formylethen-1-ide [CH-]=CC=O30.523.8± 3.1kJ/mol55.0559 ±
0.0024
135924-69-5*2
Oxonium [OH3+]-285.802± 0.022kJ/mol19.02267 ±
0.00037
13968-08-6*800
2-Formylethen-1-ide [CH-]=CC=O54.647.9± 3.1kJ/mol55.0559 ±
0.0024
135924-69-5*22
2-Formylethen-1-ide [CH-]=CC=O65.058.4± 3.1kJ/mol55.0559 ±
0.0024
135924-69-5*12
Hydroxyethenylidene [C]=CO438.5434.8± 3.0kJ/mol42.0367 ±
0.0016
70277-80-4*12
1,2-Propadien-1-one anion C=C=C=[O-]49.848.5± 3.1kJ/mol54.0479 ±
0.0024
159171-62-7*0
Peroxychlorous acid O=ClOO101.595.4± 3.6kJ/mol84.4588 ±
0.0013
177778-92-6*3
Methane anion [CH4-]27.319.4± 5.1kJ/mol16.04301 ±
0.00085
27680-53-1*0
Acetic acid CC(=O)O-482.90± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*801
1-Oxo-2-propyn-1-ylium C#C[C+]=O1001.71003.2± 3.0kJ/mol53.0389 ±
0.0024
53474-99-0*0
3-Oxo-1,2-propadien-1-yl anion C#C[C-]=O179.4182.0± 3.2kJ/mol53.0400 ±
0.0024
557113-97-0*0
Hydrogen fluoride F-322.12± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*908
Methane C-87.695± 0.062kJ/mol16.04246 ±
0.00085
74-82-8*1000
Methanediimine cation N=[C+]=N1137.91135.7± 2.2kJ/mol42.03951 ±
0.00082
1189338-16-6*0
Formylethynyl anion [C-]#CC=O100.5101.8± 3.4kJ/mol53.0400 ±
0.0024
85905-64-2*0
Diazene N=N207.21200.07± 0.40kJ/mol30.02936 ±
0.00020
3618-05-1*1
2-Cyclopropen-1-one cation O=[C+]1C=C11078.81075.7± 2.0kJ/mol54.0468 ±
0.0024
100815-68-7*0
1-Iminoethyl C[C]=N233.1223.0± 1.1kJ/mol42.0599 ±
0.0016
128365-64-0*0
1,3-Butadienyl C=CC=[CH]374.9364.5± 1.9kJ/mol53.0825 ±
0.0032
86181-68-2*12
1-Hydroperoxyethylium C[CH+]OO841.5830.3± 1.7kJ/mol61.0594 ±
0.0017
*126898-98-4*1
1-Iminoethyl C[C]=N252.4242.4± 2.0kJ/mol42.0599 ±
0.0016
128365-64-0*1
1-Iminoethylium C[C+]=N833.8823.2± 3.0kJ/mol42.0594 ±
0.0016
*128365-64-0*0
Isourea NC(=N)O-156.1-172.7± 2.6kJ/mol60.05534 ±
0.00091
4744-36-9*0
Fluorosyl fluoride anion FF[O-]-147.1-146.8± 3.0kJ/mol53.99675 ±
0.00030
*86825-57-2*0
1,3-Butadienyl C=CC=[CH]384.1374.5± 1.9kJ/mol53.0825 ±
0.0032
86181-68-2*21
Carbamoyl anion [NH2-]=C=O-81.9-87.8± 3.1kJ/mol44.03327 ±
0.00087
78944-69-1*0
1,3-Butadienyl C=CC=[CH]385.6375.4± 1.9kJ/mol53.0825 ±
0.0032
86181-68-2*22
Carbamoyl N=[C]O74.168.3± 2.7kJ/mol44.03272 ±
0.00087
*2858-51-7*0
Carbamoyl N=[C]O76.569.9± 3.2kJ/mol44.03272 ±
0.00087
*2858-51-7*2
Carbamoyl N=[C]O96.490.1± 3.2kJ/mol44.03272 ±
0.00087
*2858-51-7*3
Carbamoyl N=[C]O110.9104.8± 3.2kJ/mol44.03272 ±
0.00087
*2858-51-7*4
1-Iminoethylium C[C+]=N1342.21333.3± 3.9kJ/mol42.0594 ±
0.0016
*128365-64-0*1
1,3-Butadienylium C=CC=[CH+]1133.71123.7± 2.5kJ/mol53.0820 ±
0.0032
86181-69-3*0
Hydrogen fluoride F-326.66± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*852
(Hydroxyimino)methyl [CH]=NO250.2244.4± 1.8kJ/mol44.03272 ±
0.00087
206442-92-4*0
1-Hydroperoxyethylium C[CH+]OO692.0676.3± 2.3kJ/mol61.0594 ±
0.0017
*126898-98-4*22
Methanediimine cation N=[C+]=N1139.11136.3± 3.2kJ/mol42.03951 ±
0.00082
1189338-16-6*1
(Hydroxyimino)methyl [CH]=NO262.6257.2± 2.5kJ/mol44.03272 ±
0.00087
206442-92-4*3
(Hydroxyimino)methyl [CH]=NO281.4276.0± 2.5kJ/mol44.03272 ±
0.00087
206442-92-4*4
Acetic acid CC(=O)O-482.85± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*802
Formamide enol N=CO-130.6-141.6± 1.3kJ/mol45.04066 ±
0.00088
60100-09-6*0
Pentachloroethylium C(Cl)(Cl)(Cl)[C+](Cl)Cl838.1836.5± 3.3kJ/mol201.2844 ±
0.0048
*7094-17-9*0
Formamide enol N=CO-116.6-127.6± 2.1kJ/mol45.04066 ±
0.00088
60100-09-6*2
Formamide enol N=CO-115.9-126.6± 2.1kJ/mol45.04066 ±
0.00088
60100-09-6*3
Formamide enol N=CO-109.8-120.6± 2.1kJ/mol45.04066 ±
0.00088
60100-09-6*4
1-Hydroperoxyethylium C[CH+]OO843.8831.8± 2.6kJ/mol61.0594 ±
0.0017
*126898-98-4*12
Aminohydroxymethylene N[C]O-22.4-33.0± 1.6kJ/mol45.04066 ±
0.00088
160720-48-9*0
Aminohydroxymethylene N[C]O-22.4-33.0± 1.6kJ/mol45.04066 ±
0.00088
160720-48-9*2
Aminohydroxymethylene N[C]O1.7-8.9± 2.3kJ/mol45.04066 ±
0.00088
160720-48-9*22
Aminohydroxymethylene N[C]O217.2209.7± 3.0kJ/mol45.04066 ±
0.00088
160720-48-9*1
1-Iminoethylium C[C+]=N1378.41368.8± 4.3kJ/mol42.0594 ±
0.0016
*128365-64-0*11
Aminohydroxymethylene N[C]O220.1211.4± 3.4kJ/mol45.04066 ±
0.00088
160720-48-9*12
1-Iminoethanide C[C-]=N185.7175.6± 3.2kJ/mol42.0604 ±
0.0016
*128365-65-1*0
1-Iminoethanide C[C-]=N193.2182.6± 3.6kJ/mol42.0604 ±
0.0016
*128365-65-1*1
Pentachloroethanide C(Cl)(Cl)(Cl)[C-](Cl)Cl-281.8-280.3± 3.9kJ/mol201.2854 ±
0.0048
263019-83-6*0
Peroxyhypochlorous acid anion OO[Cl-]-32.2-33.9± 2.6kJ/mol68.4600 ±
0.0011
*67952-08-3*0
Formaldoxime C=NO30.620.0± 1.3kJ/mol45.04066 ±
0.00088
75-17-2*0
Carbon trianion [C-3]1813.21818.6± 5.9kJ/mol12.01235 ±
0.00080
50802-48-7*0
Hydrogen bromide Br-119.97± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*833
2-Propenylidene [CH]C=C417.6410.6± 1.5kJ/mol40.0639 ±
0.0024
19527-08-3*1
Hydrogen bromide Br-119.36± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*825
Hydrogen iodide I-53.37± 0.17kJ/mol127.912410 ±
0.000076
10034-85-2*815
Chlorine atom heptacation [Cl+7]39520.39522.± 11.kJ/mol35.44886 ±
0.00090
22537-27-5*0
Ammonium hydroxide [NH4+].[OH-]-366.31± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*821
Propylidene CC[CH]355.7340.8± 2.0kJ/mol42.0797 ±
0.0024
6700-78-3*2
Hydrogen fluoride F-322.36± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*833
Acetic acid CC(=O)O-482.86± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*803
Hydrogen fluoride F-321.99± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*825
Ammonium hydroxide [NH4+].[OH-]-365.92± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*813
N-Methylenemethaniminium C=[N+]=C904.4893.4± 3.1kJ/mol42.0594 ±
0.0016
88333-01-1*0
Hydrogen iodide I-56.665± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*846
N-Methylenemethaniminium C=[N+]=C1157.21147.3± 4.0kJ/mol42.0594 ±
0.0016
88333-01-1*1
1,2-Dichloroethene C(Cl)=CCl3.81-1.51± 0.55kJ/mol96.9427 ±
0.0024
540-59-0*0
Peroxynitrous acid cation OO[N+]=O923.8919.2± 2.0kJ/mol63.01233 ±
0.00091
*14691-52-2*0
Hydrogen bromide Br-119.99± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*895
1-Cyanoethylidene C[C]C#N437.6433.8± 1.4kJ/mol53.0627 ±
0.0024
498544-34-6*0
Hydrogen iodide I-56.690± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*850
Oxirene C1=CO1272.43270.27± 0.60kJ/mol42.0367 ±
0.0016
157-18-6*0
N-Methylidynemethanaminium C[N+]#C881.1870.3± 3.0kJ/mol42.0594 ±
0.0016
64709-60-0*0
2-Hydroperoxyethyl [CH2]COO64.751.4± 1.3kJ/mol61.0599 ±
0.0017
126898-97-3*0
2-Hydroperoxyethyl [CH2]COO64.751.0± 1.3kJ/mol61.0599 ±
0.0017
126898-97-3*3
2-Hydroperoxyethyl [CH2]COO65.251.8± 2.2kJ/mol61.0599 ±
0.0017
126898-97-3*1
Trihydrogen [H]1[H][H]1254.5250.7± 1.2kJ/mol3.02382 ±
0.00021
12184-91-7*200
3-Imino-2-propen-1-ylidene [CH]C=C=N530.7526.4± 1.2kJ/mol53.0627 ±
0.0024
916765-05-4*0
Hydrogen fluoride F-323.83± 0.12kJ/mol20.006343 ±
0.000070
7664-39-3*842
3-Imino-2-propen-1-ylidene [CH]C=C=N571.9567.1± 1.6kJ/mol53.0627 ±
0.0024
916765-05-4*2
Dioxodiazoxane O=NON=O93.088.2± 1.3kJ/mol76.01168 ±
0.00091
122413-35-8*0
2-Hydroperoxyethyl [CH2]COO65.751.7± 2.2kJ/mol61.0599 ±
0.0017
126898-97-3*31
Dimethyl carbonate COC(=O)OC-537.1-557.8± 1.8kJ/mol90.0779 ±
0.0026
616-38-6*2
2-Hydroperoxyethyl [CH2]COO65.752.1± 2.2kJ/mol61.0599 ±
0.0017
126898-97-3*12
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]600.7596.4± 1.2kJ/mol53.0627 ±
0.0024
123416-74-0*0
Hydrogen iodide I-56.041± 0.097kJ/mol127.912410 ±
0.000076
10034-85-2*828
2-(Methylidyneamino)ethenyl [CH]=CN=[CH]634.5630.5± 1.6kJ/mol53.0627 ±
0.0024
123416-74-0*2
Ethenyldioxy C=CO[O]118.41109.51± 0.99kJ/mol59.0440 ±
0.0017
88181-72-0*0
Acetic acid CC(=O)O-482.95± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*804
(Methylimino)methyl CN=[CH]278.0267.9± 1.1kJ/mol42.0599 ±
0.0016
117928-23-1*0
Oxoniumyl ion [H][O+][H]978.744975.593± 0.024kJ/mol18.01473 ±
0.00033
56583-62-1*2
Ethenyldioxy C=CO[O]122.6112.9± 2.0kJ/mol59.0440 ±
0.0017
88181-72-0*2
(Methylimino)methyl CN=[CH]297.1287.1± 2.0kJ/mol42.0599 ±
0.0016
117928-23-1*2
(Methylimino)methanide CN=[CH-]223.0212.2± 3.2kJ/mol42.0604 ±
0.0016
*64709-60-0*0
Hydrogen iodide I-56.728± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*852
Hydrogen bromide Br-120.43± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*855
Hydrogen peroxide OO-190.72± 0.25kJ/mol34.01468 ±
0.00062
7722-84-1*800
Cyanomethylium [CH2+]C#N1256.231253.59± 0.61kJ/mol40.0435 ±
0.0016
34430-18-7*0
Dichlorovinylidene [C]=C(Cl)Cl424.4427.6± 3.0kJ/mol94.9268 ±
0.0024
20394-25-6*0
Chlorovinylidene [C]=CCl429.3431.0± 2.9kJ/mol60.4820 ±
0.0018
70277-82-6*0
2-Cyanovinyl [CH]=CC#N447.86445.45± 0.98kJ/mol52.0547 ±
0.0024
189141-20-6*0
2-Cyanovinylium [CH+]=CC#N1517.31515.2± 1.8kJ/mol52.0542 ±
0.0024
85398-67-0*2
2-Cyanovinyl anion [CH-]=CC#N263.8261.5± 1.8kJ/mol52.0553 ±
0.0024
*85398-67-0*0
Dichlorine cation Cl[Cl+]1108.3071108.286± 0.0062kJ/mol70.9049 ±
0.0018
12595-90-3*0
Hydrogen chloride Cl-166.541± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*838
2-Isocyanovinyl [CH]=C[N+]#[C-]543.3541.8± 1.7kJ/mol52.0547 ±
0.0024
225798-14-1*0
(Methylimino)methanide CN=[CH-]236.6225.7± 3.6kJ/mol42.0604 ±
0.0016
*64709-60-0*2
Hydrogen chloride Cl-166.680± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*841
Cyanomethyliumyl [CH+]C#N1506.51508.0± 2.3kJ/mol39.0355 ±
0.0016
34447-38-6*0
Cyanomethylene anion [CH-]C#N286.3286.8± 1.5kJ/mol39.0366 ±
0.0016
12373-24-9*0
Cyanomethylene [CH]C#N479.7483.0± 1.1kJ/mol39.0361 ±
0.0016
2612-62-6*0
Peroxynitrous acid cation OO[N+]=O923.8919.2± 2.0kJ/mol63.01233 ±
0.00091
*14691-52-2*1
Hydrogen iodide I-56.192± 0.097kJ/mol127.912410 ±
0.000076
10034-85-2*830
Isocyanomethyliumyl [CH+][N+]#[C-]1506.71508.6± 3.2kJ/mol39.0355 ±
0.0016
99045-54-2*0
Isocyanomethylene anion [CH-][N+]#[C-]401.4402.1± 2.0kJ/mol39.0366 ±
0.0016
144141-01-5*0
Isocyanomethylene [CH][N+]#[C-]583.1585.4± 1.6kJ/mol39.0361 ±
0.0016
78694-65-2*0
Methyl hydrocarbonate C(=O)(O)OC-571.8-587.2± 1.9kJ/mol76.0514 ±
0.0019
7456-87-3*2
3-Oxo-1,2-propadien-1-ylium-1-yl [C+]=C=C=O1380.41385.7± 3.8kJ/mol52.0310 ±
0.0024
151455-13-9*0
3-Oxo-1,2-propadienylidene anion [C-]=C=C=O224.4230.2± 3.5kJ/mol52.0320 ±
0.0024
109292-50-4*0
Hydrogen iodide I-52.89± 0.16kJ/mol127.912410 ±
0.000076
10034-85-2*814
1-Aminoethenylium C=[C+]N900.0889.2± 3.0kJ/mol42.0594 ±
0.0016
*139597-26-5*0
Chlorine pentafluoride anion F[Cl-](F)(F)(F)F-619.1-622.6± 4.3kJ/mol130.44526 ±
0.00090
184851-42-1*0
Tetraiodomethane C(I)(I)(I)I238.± 10.kJ/mol519.62858 ±
0.00081
507-25-5*500
Cyanic acid cation [OH+]C#N1135.81133.2± 2.9kJ/mol43.02423 ±
0.00086
59780-31-3*0
Ammonium hydroxide [NH4+].[OH-]-364.92± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*804
Methyl hydrocarbonate C(=O)(O)OC-562.8-578.3± 1.9kJ/mol76.0514 ±
0.0019
7456-87-3*3
1-Aminoethenide C=[C-]N216.0205.2± 3.2kJ/mol42.0604 ±
0.0016
139597-26-5*0
Nitrogen atom [N]700.588702.491± 0.030kJ/mol14.006740 ±
0.000070
17778-88-0*2
Acetic acid CC(=O)O-483.03± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*805
Methyl hydrocarbonate C(=O)(O)OC-532.5-547.6± 2.0kJ/mol76.0514 ±
0.0019
7456-87-3*4
1,3-Cyclobutadiene cation C1=CC=[CH+]11215.61207.3± 3.0kJ/mol52.0740 ±
0.0032
34531-09-4*0
Peroxynitrous acid cation OO[N+]=O925.4920.3± 2.6kJ/mol63.01233 ±
0.00091
*14691-52-2*12
Fluoromethane cation C[F+]981.82974.32± 0.62kJ/mol34.03237 ±
0.00083
59122-96-2*0
2-Methyl-2-cyclopropen-1-ylidene CC1=C[C]1448.1441.9± 1.2kJ/mol52.0746 ±
0.0032
185841-59-2*0
2-Methyl-2-cyclopropen-1-ylidene CC1=C[C]1670.7664.7± 2.8kJ/mol52.0746 ±
0.0032
185841-59-2*1
Fluoromethane CF-251.65± 0.25kJ/mol34.03292 ±
0.00083
593-53-3*590
Methyl hydrocarbonate C(=O)(O)OC-629.1± 1.4kJ/mol76.0514 ±
0.0019
7456-87-3*500
Oxiranylidene C1[C]O1213.5209.2± 1.4kJ/mol42.0367 ±
0.0016
50983-85-2*0
Chloromethane CCl-106.44-102.48± 0.17kJ/mol50.4872 ±
0.0012
74-87-3*590
Bromomethane cation C[Br+]996.66981.74± 0.20kJ/mol94.9380 ±
0.0013
12538-70-4*0
Cyanogen iodide cation I[C+]#N1271.31271.2± 1.7kJ/mol152.92136 ±
0.00080
34749-78-5*0
Vinylvinylidene C=CC=[C]494.2488.8± 1.7kJ/mol52.0746 ±
0.0032
148759-16-4*0
Vinylvinylidene C=CC=[C]690.5684.7± 2.6kJ/mol52.0746 ±
0.0032
148759-16-4*1
Acetic acid CC(=O)O-483.14± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*807
Vinylvinylidene C=CC=[C]695.5689.0± 3.3kJ/mol52.0746 ±
0.0032
148759-16-4*12
Vinylvinylidene cation C=CC=[C+]1429.91424.6± 2.0kJ/mol52.0740 ±
0.0032
161054-20-2*0
Vinylvinylidene cation C=CC=[C+]1437.91432.2± 2.7kJ/mol52.0740 ±
0.0032
161054-20-2*2
Vinylvinylidene anion C=CC=[C-]405.8399.0± 2.0kJ/mol52.0751 ±
0.0032
167386-49-4*0
Vinylvinylidene anion C=CC=[C-]423.3416.7± 2.7kJ/mol52.0751 ±
0.0032
167386-49-4*2
Ketene C=C=O-45.22-48.40± 0.11kJ/mol42.0367 ±
0.0016
463-51-4*22
Oxirene C1=CO1387.7384.4± 1.3kJ/mol42.0367 ±
0.0016
157-18-6*1
1,2-Butadien-1-ylidene CC=C=[C]511.8506.3± 2.0kJ/mol52.0746 ±
0.0032
119908-55-3*0
1,2-Butadien-1-ylidene CC=C=[C]651.7646.3± 3.7kJ/mol52.0746 ±
0.0032
119908-55-3*1
Formic acid cation [CH+](=O)O721.99715.46± 0.24kJ/mol46.0248 ±
0.0010
50614-05-6*0
Formic acid anion [CH-](=O)O-256.1-262.3± 1.8kJ/mol46.0259 ±
0.0010
19066-82-1*0
Iodomethane cation C[I+]944.81935.42± 0.16kJ/mol141.93844 ±
0.00083
12538-72-6*0
Nitric acid O[N+](=O)[O-]-200.26± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*807
Fluoroform C(F)(F)F-704.69± 0.42kJ/mol70.01385 ±
0.00080
75-46-7*590
[1.1.1]Propellane C1C23CC13C2378.6361.0± 1.5kJ/mol66.1011 ±
0.0040
35634-10-7*0
Hydrogen bromide Br-120.43± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*861
Peroxynitrous acid cation OO[N+]=O948.9944.2± 2.8kJ/mol63.01233 ±
0.00091
*14691-52-2*13
Nitrosyl nitrite anion O=NON=[O-]-103.0-106.1± 2.8kJ/mol76.01223 ±
0.00091
*122413-35-8*0
1,2,3-Butatrien-1-ylium C=C=C=[CH+]1271.91270.1± 1.1kJ/mol51.0661 ±
0.0032
81932-79-8*0
Nitric oxide [N]=O79.238± 0.080kJ/mol30.00614 ±
0.00031
10102-43-9*1000
5-Ethenyl-1,3-cyclopentadiene C=CC1C=CC=C1237.2216.3± 1.4kJ/mol92.1384 ±
0.0056
29647-85-6*0
Acetic acid CC(=O)O-483.18± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*808
Fluoroimidogen [N]F232.64232.64± 0.80kJ/mol33.005143 ±
0.000070
13967-06-1*0
Peroxynitrous acid cation OO[N+]=O1083.01075.5± 2.7kJ/mol63.01233 ±
0.00091
*14691-52-2*2
2-Aminoethenyl [CH]=CN319.8310.2± 1.3kJ/mol42.0599 ±
0.0016
176964-54-8*0
1-Buten-3-yn-1-yl C#CC=[CH]547.37544.86± 0.84kJ/mol51.0666 ±
0.0032
2810-61-9*0
1-Buten-3-ynylium C#CC=[CH+]1482.41480.3± 1.4kJ/mol51.0661 ±
0.0032
84654-85-3*0
But-1-en-3-yn-1-ide C#CC=[CH-]419.8419.2± 1.2kJ/mol51.0672 ±
0.0032
119611-65-3*0
Hydrogen iodide I-55.51± 0.11kJ/mol127.912410 ±
0.000076
10034-85-2*820
Iodotrifluoromethane cation C(F)(F)(F)[I+]412.8407.5± 2.6kJ/mol195.90983 ±
0.00080
64626-54-6*0
Formate C(=O)[O-]-425.45± 0.45kJ/mol45.0180 ±
0.0010
71-47-6*800
Hypoiodous acid OI-116.3± 5.4kJ/mol143.91181 ±
0.00031
14332-21-9*800
Trihydrogen [H]1[H][H]1477.4474.7± 2.3kJ/mol3.02382 ±
0.00021
12184-91-7*201
3-Buten-1-ynylium C=CC#[C+]1572.71570.3± 1.7kJ/mol51.0661 ±
0.0032
103928-84-3*0
But-3-en-1-yn-1-ide C=CC#[C-]326.8323.7± 1.3kJ/mol51.0672 ±
0.0032
58870-47-6*0
Hydrogen iodide I-56.761± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*855
5-Ethenyl-1,3-cyclopentadiene C=CC1C=CC=C1242.1220.2± 2.2kJ/mol92.1384 ±
0.0056
29647-85-6*2
Ethynylamidogen anion C#C[NH-]233.7230.5± 3.2kJ/mol40.0446 ±
0.0016
64066-03-1*0
Hydrogen iodide I-56.410± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*835
3-Methylene-1-cyclopropen-1-ylium C=C1C=[C+]11398.81395.5± 1.7kJ/mol51.0661 ±
0.0032
117469-28-0*0
Hydrogen iodide I-51.301± 0.099kJ/mol127.912410 ±
0.000076
10034-85-2*812
Formic acid C(=O)O-424.91± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*924
2-Aminoethenylium [CH+]=CN1110.61099.9± 2.4kJ/mol42.0594 ±
0.0016
64724-21-6*1
2-Cyclopropen-1-ylidenemethylium [CH+]=C1C=C11346.51343.9± 1.8kJ/mol51.0661 ±
0.0032
112936-36-4*0
2-Aminoethenyl anion [CH-]=CN230.2219.4± 2.6kJ/mol42.0604 ±
0.0016
*64724-21-6*0
Formic acid C(=O)O-425.13± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*923
Hydrogen fluoride F-324.43± 0.14kJ/mol20.006343 ±
0.000070
7664-39-3*844
Acetic acid CC(=O)O-483.21± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*809
1,3-Cyclobutadien-1-ylium [C+]1=CC=C11388.41383.4± 1.8kJ/mol51.0661 ±
0.0032
81913-77-1*0
Ethylimidogen anion CC[N-]277.3263.4± 3.6kJ/mol43.0684 ±
0.0016
82539-33-1*0
Hydrogen chloride Cl-165.186± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*822
Trichlorine cation Cl[Cl+]Cl1196.61197.2± 3.2kJ/mol106.3576 ±
0.0027
33088-85-6*1
Cyclobutenide C1[CH-]C=C1320.4307.9± 3.2kJ/mol53.0830 ±
0.0032
60211-42-9*0
Formic acid C(=O)O-425.40± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*801
Ethylimidogen cation CC[N+]1394.61381.4± 3.6kJ/mol43.0673 ±
0.0016
*82539-33-1*1
Water O-286.276-285.804± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*499
Formic acid C(=O)O-425.50± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*802
Phenylperoxy cation c1ccc(cc1)O[O+]1019.11002.0± 3.1kJ/mol109.1022 ±
0.0049
956036-17-2*0
Phenylperoxy anion c1ccc(cc1)O[O-]-38.8-55.7± 3.3kJ/mol109.1032 ±
0.0049
*956036-17-2*0
Formic acid C(=O)O-425.47± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*803
1-Aziridinylium [N+]1CC11265.91254.2± 3.1kJ/mol42.0594 ±
0.0016
91127-35-4*1
1-Aziridinide [N-]1CC1244.2231.8± 3.3kJ/mol42.0604 ±
0.0016
1358579-49-3*0
2-(Cyclopenta-2,4-dien-1-ylidene)ethan-1-ide [CH2-]C=C1C=CC=C1132.5114.5± 3.4kJ/mol91.1310 ±
0.0056
405519-46-2*0
Chlorine trifluoride anion F[Cl-](F)F-480.4-481.9± 3.5kJ/mol92.44846 ±
0.00090
184289-50-7*0
Fulvene cation [CH2+]=C1C=CC=C11043.61027.9± 2.7kJ/mol78.1113 ±
0.0048
34504-75-1*0
Fulvene anion [CH2-]=C1C=CC=C1191.4176.4± 4.0kJ/mol78.1124 ±
0.0048
34504-63-7*0
Diazenide N#N.[H-]175.7176.8± 1.6kJ/mol29.02197 ±
0.00016
71004-29-0*0
Formic acid C(=O)O-425.43± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*804
cis-1,3,5-Hexatriene C=CC=CC=C190.6170.6± 2.9kJ/mol80.1277 ±
0.0048
2612-46-6*0
Formic acid C(=O)O-425.39± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*805
Vinylcyclopentadienylium C=C[C+]1C=CC=C11076.91059.5± 3.7kJ/mol91.1299 ±
0.0056
146893-89-2*0
Formic acid C(=O)O-425.33± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*807
Bromoform C(Br)(Br)Br8.78± 0.71kJ/mol252.7306 ±
0.0031
75-25-2*590
Fulvenone cation O=[C+]=C1C=CC=C1913.5903.3± 1.9kJ/mol92.0948 ±
0.0048
884319-80-6*0
Hydrogen chloride Cl-166.336± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*832
Acetic acid CC(=O)O-483.28± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*811
Hydrogen fluoride F-321.91± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*904
1-Methoxyethenol C=C(O)OC-284.2-302.7± 1.1kJ/mol74.0785 ±
0.0025
4453-91-2*0
Silicon atom tetracation [Si+4]10401.0810404.06± 0.56kJ/mol28.08331 ±
0.00030
22537-24-2*0
Silicon anion [Si-]316.26319.24± 0.56kJ/mol28.08605 ±
0.00030
14337-02-1*0
Propane CCC-110.19-121.17± 0.66kJ/mol44.0956 ±
0.0025
74-98-6*500
Acetic acid CC(=O)O-483.35± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*812
Disilicon anion [Si][Si-]375.1379.0± 1.7kJ/mol56.17155 ±
0.00060
64236-73-3*0
Acetic acid CC(=O)O-483.43± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*813
2-Aziridinyl N1[CH]C1361.0349.5± 1.7kJ/mol42.0599 ±
0.0016
*23838-09-7*0
2-Aziridinylium N1[CH+]C11010.9998.9± 3.3kJ/mol42.0594 ±
0.0016
*91127-35-4*0
Vinylcyclopentadienylium C=C[C+]1C=CC=C11099.41081.5± 4.5kJ/mol91.1299 ±
0.0056
146893-89-2*1
Formic acid C(=O)O-425.27± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*809
Carbon [C]1114.9471120.094± 0.039kJ/mol12.01070 ±
0.00080
7440-44-0*3
Tetraoxidanyl OOO[O]2.10.4± 2.9kJ/mol65.0055 ±
0.0012
69696-93-1*0
Hydrogen iodide I-56.778± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*861
Hydrogen bromide Br-119.75± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*830
2-Aziridinylium N1[CH+]C11305.01293.3± 4.1kJ/mol42.0594 ±
0.0016
*91127-35-4*1
Water anion [H][O-][H]-50.1-53.0± 4.3kJ/mol18.01583 ±
0.00033
12259-30-2*0
Difluoromethane C(F)F-468.91± 0.37kJ/mol52.02339 ±
0.00081
75-10-5*590
Silicon carbide anion [Si][C-]508.8513.4± 4.3kJ/mol40.09675 ±
0.00085
86017-99-4*0
Formic acid C(=O)O-425.23± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*811
Acetic acid CC(=O)O-483.51± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*814
Silicon carbide [Si]=[C]-70.6-71.6± 1.5kJ/mol40.09620 ±
0.00085
409-21-2*500
2-Aziridinylium N1[CH+]C11335.01324.0± 4.8kJ/mol42.0594 ±
0.0016
*91127-35-4*11
Hydrogen fluoride F-321.92± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*890
Formic acid C(=O)O-425.20± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*812
Trifluorosilyl anion [Si-](F)(F)F-1225.8-1229.1± 3.4kJ/mol85.08126 ±
0.00030
54711-93-2*0
2-Aziridinide N1[CH-]C1316.2304.1± 3.4kJ/mol42.0604 ±
0.0016
111127-93-6*0
2-Aziridinide N1[CH-]C1330.2318.1± 4.0kJ/mol42.0604 ±
0.0016
111127-93-6*1
Difluorosilylene anion [F-][Si+][F-]-652.8-653.1± 3.4kJ/mol66.08285 ±
0.00030
145089-80-1*0
Difluorosilylene F[Si]F-629.1-630.0± 1.3kJ/mol66.08231 ±
0.00030
13966-66-0*0
Difluorosilylene F[Si]F-314.3-314.9± 1.3kJ/mol66.08231 ±
0.00030
13966-66-0*1
Perchloric acid cation O[Cl+](=O)(=O)=O1190.21180.6± 3.3kJ/mol100.4577 ±
0.0015
91712-47-9*0
Hydrogen chloride Cl-166.752± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*899
Acetic acid CC(=O)O-483.59± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*815
Formic acid C(=O)O-425.18± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*813
Fluorosilylidyne F[Si]297.17298.39± 0.62kJ/mol47.08390 ±
0.00030
11128-24-8*2
Formic acid C(=O)O-425.17± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*814
Dibromomethane C(Br)Br-31.43± 0.61kJ/mol173.8346 ±
0.0022
74-95-3*590
Acetic acid CC(=O)O-483.74± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*816
Formic acid C(=O)O-425.16± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*815
Hydrogen iodide I-47.72± 0.32kJ/mol127.912410 ±
0.000076
10034-85-2*809
Hydrogen fluoride F-322.65± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*838
Hydrogen bromide Br-120.04± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*835
Nitrosodioxaziridine O=NN1OO1413.9408.2± 3.2kJ/mol76.01168 ±
0.00091
132871-99-9*2
Propargylenide C#C[CH-]434.5437.7± 1.1kJ/mol38.0485 ±
0.0024
82906-05-6*0
Formic acid C(=O)O-425.16± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*816
Silylene [SiH2]271.58269.92± 0.81kJ/mol30.10138 ±
0.00033
13825-90-6*0
Formic acid C(=O)O-425.16± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*817
Cyanogen bromide cation N#C[Br+]1331.31325.0± 1.4kJ/mol105.9209 ±
0.0013
34749-77-4*0
Propylidene CC[CH]362.8347.5± 2.8kJ/mol42.0797 ±
0.0024
6700-78-3*22
Disilane cation [SiH3][SiH3+]1030.21017.4± 2.2kJ/mol62.21809 ±
0.00073
96301-43-8*0
Formic acid C(=O)O-425.16± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*818
(Dimethylamino)methyl anion CN(C)[CH2-]190.9166.7± 3.3kJ/mol58.1029 ±
0.0025
125231-49-4*0
Ammonium hydroxide [NH4+].[OH-]-366.33± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*891
2-Propenylidene [CH]C=C419.2411.6± 2.3kJ/mol40.0639 ±
0.0024
19527-08-3*12
Difluorodioxidane anion FO[O-]F-251.-251.± 28.kJ/mol69.99615 ±
0.00060
*7783-45-1*0
Nitric acid O[N+](=O)[O-]-201.92± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*809
Formic acid C(=O)O-425.17± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*819
Hydrogen chloride Cl-166.403± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*833
Disilene [SiH2]=[SiH2]288.8280.1± 1.7kJ/mol60.20276 ±
0.00066
15435-77-5*0
Propylidyne CC[C]492.7483.0± 1.2kJ/mol41.0718 ±
0.0024
85056-54-8*0
Hydrogen bromide Br-120.06± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*837
Carbon dianion [C-2]1027.51033.0± 4.9kJ/mol12.01180 ±
0.00080
50802-47-6*0
Iminomethyl [CH]=N275.81272.21± 0.56kJ/mol28.03332 ±
0.00082
15691-95-9*0
Silylsilylene [SiH3][SiH]317.3309.5± 1.9kJ/mol60.20276 ±
0.00066
50420-90-1*0
Diazene cation N=[NH+]1132.571125.91± 0.64kJ/mol30.02881 ±
0.00020
76986-17-9*0
Ethynol cation C#[C+]O1063.81061.2± 2.9kJ/mol42.0361 ±
0.0016
84005-02-7*0
Nitrosodioxaziridine O=NN1OO1415.4409.6± 2.8kJ/mol76.01168 ±
0.00091
132871-99-9*3
Formic acid C(=O)O-425.18± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*820
1H-Diazirin-3-ylium N1N=[C+]11527.21523.7± 2.0kJ/mol41.03157 ±
0.00082
735234-64-7*0
Acetic acid CC(=O)O-483.91± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*817
Formic acid C(=O)O-425.20± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*821
Cyanogen N#CC#N273.96289.21± 0.41kJ/mol52.0349 ±
0.0016
460-19-5*500
Di-mu-hydrodihydrodisilicon [SiH+]([H-]1)[H-][SiH+]1374.7364.5± 2.3kJ/mol60.20276 ±
0.00066
129970-82-7*0
Di-mu-hydrodihydrodisilicon [SiH+]([H-]1)[H-][SiH+]1374.7364.3± 2.3kJ/mol60.20276 ±
0.00066
129970-82-7*1
Di-mu-hydrodihydrodisilicon [SiH+]([H-]1)[H-][SiH+]1544.3536.2± 3.6kJ/mol60.20276 ±
0.00066
129970-82-7*11
Di-mu-hydrodihydrodisilicon cation [SiH+]([H-]1)[H-][SiH+2]11180.31172.7± 3.2kJ/mol60.20221 ±
0.00066
*129970-82-7*0
Di-mu-hydrodihydrodisilicon anion [SiH+]([H-]1)[H-][SiH]1288.5280.4± 3.3kJ/mol60.20331 ±
0.00066
*129970-83-8*0
Formic acid C(=O)O-425.21± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*822
Ethynol anion C#[C-]O163.5165.0± 3.3kJ/mol42.0372 ±
0.0016
864971-50-6*0
Formic acid C(=O)O-425.22± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*891
Hydrogen fluoride F-328.58± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*855
1-Propen-1-yl-3-ylidene [CH]C=[CH]665.8662.3± 2.0kJ/mol39.0559 ±
0.0024
84654-90-0*13
3-Diaziridinylidene [C]1NN1521.9515.0± 1.5kJ/mol42.04006 ±
0.00082
85513-79-7*0
Formic acid C(=O)O-425.24± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*825
Hydrogen isocyanide anion [C-]=N191.63191.81± 0.32kJ/mol27.02593 ±
0.00081
96913-22-3*0
Iodoniumyl [IH+]1030.731028.56± 0.11kJ/mol127.911861 ±
0.000076
12298-17-8*0
Formic acid C(=O)O-425.27± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*892
Carbon [C]2.3891.861± 0.043kJ/mol12.01070 ±
0.00080
7440-44-0*501
Nitric acid O[N+](=O)[O-]-203.74± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*812
Acetic acid CC(=O)O-484.10± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*818
Diatomic bromine cation Br[Br+]1060.341045.39± 0.23kJ/mol159.8075 ±
0.0020
12595-71-0*0
Ammonium hydroxide [NH4+].[OH-]-366.35± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*825
Nitrous acid anion O[N-]=O-105.81-109.29± 0.78kJ/mol47.01403 ±
0.00061
256393-36-9*0
Hydrogen bromide Br-120.08± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*838
Hydrogen iodide I-36.91± 0.56kJ/mol127.912410 ±
0.000076
10034-85-2*805
Hydrogen peroxide cation O[OH+]897.30890.31± 0.51kJ/mol34.01413 ±
0.00062
12325-10-9*0
Hydrobromate ion [BrH-]-5.5-12.0± 4.3kJ/mol80.9125 ±
0.0010
85532-97-4*0
Hydrazoic acid anion N=[N]=[N-]309.1303.3± 2.3kJ/mol43.02871 ±
0.00022
203264-98-6*0
Hydrazoic acid N=[N+]=[N-]261.61± 0.64kJ/mol43.02816 ±
0.00022
7782-79-8*500
Chlorine atom [Cl]130.176131.783± 0.0011kJ/mol35.45270 ±
0.00090
22537-15-1*2
Formic acid C(=O)O-425.30± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*830
3-Diaziridinylidene [C]1NN1537.0530.3± 2.0kJ/mol42.04006 ±
0.00082
85513-79-7*2
Iminomethide [CH-]=N237.4233.6± 1.8kJ/mol28.03387 ±
0.00082
90623-30-6*0
Hydrogen chloride Cl-163.675± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*818
Cyanic acid anion [OH-]C#N-9.2-9.5± 3.1kJ/mol43.02533 ±
0.00086
58199-47-6*0
Formic acid C(=O)O-425.31± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*831
Hydroxysilyl anion [SiH2-]O-219.3-227.0± 2.1kJ/mol47.10927 ±
0.00047
78450-47-2*0
Hydroxysilyl anion [SiH2-]O-219.0-226.8± 2.7kJ/mol47.10927 ±
0.00047
78450-47-2*2
Chlorous acid cation O[Cl+]=O996.6991.6± 3.1kJ/mol68.4589 ±
0.0011
*99559-66-7*0
Nitrosodioxaziridine O=NN1OO1413.7408.2± 1.8kJ/mol76.01168 ±
0.00091
132871-99-9*0
Hydrogen fluoride F-322.44± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*834
3-Diaziridinylidene cation [C+]1NN11479.71473.7± 2.4kJ/mol42.03951 ±
0.00082
*85513-79-7*0
Benzvalene cation C1=CC2C3C1[CH+]231200.31184.8± 2.7kJ/mol78.1113 ±
0.0048
81050-63-7*0
Formic acid C(=O)O-425.31± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*832
Hydrogen cyanide anion [CH-]#N129.536129.058± 0.087kJ/mol27.02593 ±
0.00081
12334-27-9*0
Isocyanogen anion [C-]#[N]C#N386.6388.7± 3.3kJ/mol52.0354 ±
0.0016
*83951-85-3*0
Hydrogen bromide Br-120.10± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*839
Nitric acid O[N+](=O)[O-]-204.97± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*815
Formic acid C(=O)O-425.32± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*833
Hydrogen iodide I-55.08± 0.12kJ/mol127.912410 ±
0.000076
10034-85-2*818
Acetic acid CC(=O)O-484.22± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*819
Hydroperoxonium [OH2+]O738.2727.9± 1.2kJ/mol35.02207 ±
0.00064
70850-26-9*0
Hydrogen fluoride F-322.51± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*835
Diisocyanogen anion [C-]#[N+][N]#[C-]456.9462.5± 3.6kJ/mol52.0354 ±
0.0016
*78800-22-3*0
Butadienylacetylene C=CC=CC#C358.9346.4± 1.9kJ/mol78.1118 ±
0.0048
10420-90-3*0
Hydrogen bromide Br-118.02± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*818
(3Z)-1,3-Hexadien-5-yne C=C/C=C\C#C358.9346.3± 2.5kJ/mol78.1118 ±
0.0048
5222-76-4*0
Divinylacetylene C=CC#CC=C361.9350.8± 1.9kJ/mol78.1118 ±
0.0048
821-08-9*0
Hydrogen peroxide cation O[OH+]897.32890.31± 0.51kJ/mol34.01413 ±
0.00062
12325-10-9*12
Divinylacetylene C=CC#CC=C362.5351.4± 2.6kJ/mol78.1118 ±
0.0048
821-08-9*1
Biallenyl C=C=CC=C=C410.7399.6± 1.5kJ/mol78.1118 ±
0.0048
29776-96-3*0
Hydrogen fluoride F-324.99± 0.16kJ/mol20.006343 ±
0.000070
7664-39-3*847
Biallenyl C=C=CC=C=C419.5408.2± 2.2kJ/mol78.1118 ±
0.0048
29776-96-3*2
Propargylallene C=C=CCC#C431.4420.1± 1.4kJ/mol78.1118 ±
0.0048
33142-15-3*0
Hydrogen peroxide OO-129.401-135.407± 0.058kJ/mol34.01468 ±
0.00062
7722-84-1*1
Propargylallene C=C=CCC#C432.4420.7± 2.2kJ/mol78.1118 ±
0.0048
33142-15-3*2
Formic acid C(=O)O-425.32± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*895
Formic acid C(=O)O-425.32± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*834
3-Methylene-1-penten-4-yne C=CC(=C)C#C362.7350.3± 2.2kJ/mol78.1118 ±
0.0048
6929-96-0*0
3-Methylene-1-penten-4-yne C=CC(=C)C#C374.8362.5± 2.8kJ/mol78.1118 ±
0.0048
6929-96-0*3
1,2,3,5-Hexatetraene C=C=C=CC=C391.8380.4± 1.6kJ/mol78.1118 ±
0.0048
60239-33-0*0
Formic acid C(=O)O-425.32± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*835
1,2,3,5-Hexatetraene C=C=C=CC=C400.6389.0± 2.3kJ/mol78.1118 ±
0.0048
60239-33-0*2
Diisocyanogen cation [C]#[N+][N+]#[C-]1825.41828.5± 3.2kJ/mol52.0343 ±
0.0016
*78800-21-2*0
3-Diaziridinylidene cation [C+]1NN11497.31491.8± 3.1kJ/mol42.03951 ±
0.00082
*85513-79-7*2
Formic acid C(=O)O-425.32± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*837
Isoformyl anion [C][O].[H-]55.758.4± 1.8kJ/mol29.01859 ±
0.00086
81747-63-9*0
Acetic acid CC(=O)O-484.31± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*820
Nitric acid O[N+](=O)[O-]-205.66± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*817
1-Hydroxy-2-propanone CC(=O)CO-354.41-373.74± 0.83kJ/mol74.0785 ±
0.0025
116-09-6*0
1,3-Butadiyne-1,4-diyl [C]#CC#[C]1083.941093.75± 0.83kJ/mol48.0428 ±
0.0032
78015-07-3*2
Hydrogen fluoride F-322.58± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*837
Propene CC=C7.734.02± 0.82kJ/mol42.0797 ±
0.0024
115-07-1*500
Formic acid C(=O)O-425.33± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*838
Formic acid C(=O)O-425.33± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*839
Hydrogen bromide Br-92.66± 0.13kJ/mol80.9119 ±
0.0010
10035-10-6*803
1-Methylallyl CC=C[CH2]152.68136.21± 0.79kJ/mol55.0984 ±
0.0032
15819-46-2*0
Oxoethylidene [CH]C=O261.1258.3± 1.1kJ/mol42.0367 ±
0.0016
39920-84-8*0
Diazoethenylidene cation [N]=[N]=C=[C+]1771.11773.1± 3.5kJ/mol52.0343 ±
0.0016
*130760-10-0*0
1-Methyl-1-propenyl C[C]=CC240.11224.72± 0.66kJ/mol55.0984 ±
0.0032
71790-71-1*0
Diazoethenylidene anion [N]=[N]=C=[C-]529.6532.2± 3.5kJ/mol52.0354 ±
0.0016
*130760-11-1*0
1-Methyl-1-propenyl C[C]=CC243.4227.1± 1.9kJ/mol55.0984 ±
0.0032
71790-71-1*2
Nitric acid O[N+](=O)[O-]-205.89± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*818
Hydrogen chloride Cl-165.819± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*892
1-Butenyl CCC=[CH]263.47246.41± 0.68kJ/mol55.0984 ±
0.0032
2669-61-6*0
Formic acid C(=O)O-425.33± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*841
1-Butenyl CCC=[CH]263.9246.6± 1.9kJ/mol55.0984 ±
0.0032
2669-61-6*3
1,2-Difluoroethene C(F)=CF-302.97-309.06± 0.83kJ/mol64.0341 ±
0.0016
1691-13-0*0
1-Ethynyl-2-propyn-1-ylium-1-yl C#C[C+]C#C1537.21540.8± 2.6kJ/mol62.0688 ±
0.0040
217822-76-9*0
1-Ethynyl-2-propyn-1-ylidene anion C#C[C-]C#C584.3589.3± 3.5kJ/mol62.0699 ±
0.0040
217822-70-3*0
1-Ethynyl-2-propyn-1-ylidene C#C[C]C#C727.0734.1± 1.7kJ/mol62.0694 ±
0.0040
882068-94-2*0
1-Ethynyl-2-propyn-1-ylidene C#C[C]C#C787.5792.9± 2.1kJ/mol62.0694 ±
0.0040
882068-94-2*2
3H-diazirin-3-ylidene-methylene [C]=C1N=N1837.3839.9± 2.3kJ/mol52.0349 ±
0.0016
204253-88-3*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*830
2-Oxo-1-ethylium-1-yl [CH+]C=O1289.41286.7± 2.5kJ/mol42.0361 ±
0.0016
214464-96-7*1
Imidogen [NH]509.37509.42± 0.17kJ/mol15.014680 ±
0.000099
13774-92-0*2
1,2-Pentadien-4-ynylidene C#CC=C=[C]791.3794.0± 2.4kJ/mol62.0694 ±
0.0040
195524-67-5*0
2-Cyclopropen-1-ylideneethenylidene [C]=C=C1C=C1807.2808.8± 3.4kJ/mol62.0694 ±
0.0040
195524-69-7*0
Isocyanic fluoride cation [C+]=NF1618.01618.6± 4.0kJ/mol45.01529 ±
0.00080
*16992-26-0*0
Dicarbon monoxide [C]=C=O377.12381.16± 0.83kJ/mol40.0208 ±
0.0016
12071-23-7*0
Formic acid C(=O)O-425.34± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*844
Formic acid C(=O)O-425.34± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*850
Cyclopropane C1CC141.5035.81± 0.47kJ/mol42.0797 ±
0.0024
75-19-4*500
(E)-Difluorodiazene cation F\N=N\[F+]1307.41302.3± 3.7kJ/mol66.00974 ±
0.00014
*13776-62-0*1
Acetic acid CC(=O)O-484.83± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*850
Hydrogen chloride Cl-164.169± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*819
2,4-Pentadiynylium C#CC#C[CH2+]1362.51362.6± 2.6kJ/mol63.0768 ±
0.0040
103928-86-5*0
Pentatetraen-1-ide C=C=C=C=[CH-]433.4434.0± 3.4kJ/mol63.0779 ±
0.0040
849427-36-7*0
1-Ethynyl-2-propynylium C#C[CH+]C#C1380.01378.7± 2.6kJ/mol63.0768 ±
0.0040
79530-50-0*0
Hydrogen fluoride F-322.13± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*909
Penta-1,4-diyn-3-ide C#C[CH-]C#C443.9443.2± 3.2kJ/mol63.0779 ±
0.0040
553662-77-4*0
Penta-1,4-diyn-3-ide C#C[CH-]C#C443.9443.2± 3.6kJ/mol63.0779 ±
0.0040
553662-77-4*2
Isocyanic fluoride anion [C-]=NF73.975.6± 5.7kJ/mol45.01639 ±
0.00080
357426-78-9*0
Ethylamine CCN-76.78± 0.65kJ/mol45.0837 ±
0.0017
75-04-7*500
Hydrogen bromide Br-102.20± 0.13kJ/mol80.9119 ±
0.0010
10035-10-6*805
Difluorovinylidene anion [C-]=C(F)F-88.2-87.1± 2.3kJ/mol62.0188 ±
0.0016
107693-92-5*0
Acetic acid CC(=O)O-484.84± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*852
Dibromovinylidene [C]=C(Br)Br524.1513.0± 4.0kJ/mol183.8294 ±
0.0026
261771-36-2*0
Fluorovinylidene [C]=CF298.9300.1± 3.1kJ/mol44.0277 ±
0.0016
70302-00-0*0
COC vdW [C]=O.[C]589.7598.4± 1.5kJ/mol40.0208 ±
0.0016
*12071-24-8*0
1-Aminoethyl anion C[CH-]N174.6157.0± 3.2kJ/mol44.0763 ±
0.0017
59263-55-7*0
Nitric acid O[N+](=O)[O-]-205.97± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*819
Formic acid C(=O)O-425.35± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*852
Ethylaminylium CC[NH+]1092.41077.3± 2.4kJ/mol44.0752 ±
0.0017
54387-08-5*1
Ethylaminylium CC[NH+]1094.91079.2± 2.9kJ/mol44.0752 ±
0.0017
54387-08-5*12
Hydrogen bromide Br-119.50± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*828
Acetic acid CC(=O)O-484.42± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*821
Acetic acid CC(=O)O-484.50± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*822
Hydrogen fluoride F-321.94± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*906
N-Methylethanamine CCNC-74.9± 2.3kJ/mol59.1103 ±
0.0025
624-78-2*500
Dinitrogen tetraoxide O=N(=O)N(=O)=O-37.81-26.96± 0.19kJ/mol92.0111 ±
0.0012
10544-72-6*500
Hydrogen iodide I-52.22± 0.12kJ/mol127.912410 ±
0.000076
10034-85-2*813
Formic acid C(=O)O-425.37± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*855
2-Methyl-2-propanamine CC(C)(C)N-150.60± 0.53kJ/mol73.1369 ±
0.0033
75-64-9*590
1-Hydroxyethenyl anion C=[C-]O15.18.6± 2.1kJ/mol43.0452 ±
0.0016
112539-13-6*0
Formic acid C(=O)O-425.39± 0.60kJ/mol46.0254 ±
0.0010
64-18-6*861
Hydrogen fluoride F-322.08± 0.10kJ/mol20.006343 ±
0.000070
7664-39-3*830
Naphtalene cation c1c(cc2ccccc2c1)[H+]956.91933.84± 0.55kJ/mol128.1700 ±
0.0080
34512-27-1*0
Naphtalene anion c1c(cc2ccccc2c1)[H-]187.6164.7± 3.0kJ/mol128.1711 ±
0.0080
34509-91-6*0
Formaldehyde C=O-105.256-109.222± 0.094kJ/mol30.02598 ±
0.00087
50-00-0*22
Diazanide N[NH-]249.4239.3± 3.1kJ/mol31.03785 ±
0.00025
25415-88-7*0
Acetic acid CC(=O)O-484.85± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*855
Cyanogen chloride cation N#C[Cl+]1326.231327.56± 0.95kJ/mol61.4696 ±
0.0012
37612-72-9*0
Bromovinylidene [C]=CBr471.9465.9± 3.8kJ/mol104.9333 ±
0.0019
161957-27-3*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*831
1H-diazirin-3-ide N1N=[C-]1379.8376.7± 2.0kJ/mol41.03267 ±
0.00082
*735234-64-7*0
Oxoethylidene anion [CH-]C=O86.984.2± 2.1kJ/mol42.0372 ±
0.0016
106543-38-8*0
Water O-286.276-292.717± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*509
Difluorophosgene anion [O-]=C(F)F-602.3-604.2± 3.3kJ/mol66.00745 ±
0.00085
474815-26-4*0
Hydrogen fluoride F-321.87± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*819
Nitric acid O[N+](=O)[O-]-205.99± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*820
Cyclopropylidene [C]1CC1475.05467.02± 0.84kJ/mol40.0639 ±
0.0024
2143-70-6*0
Hydrogen bromide Br-119.55± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*892
Hydrogen iodide I-55.803± 0.095kJ/mol127.912410 ±
0.000076
10034-85-2*822
Bromine atom [Br]162.009155.947± 0.055kJ/mol79.90400 ±
0.00100
10097-32-2*2
Fluoro(fluorooxy)methylene F[C]OF-134.8-136.0± 1.3kJ/mol66.00691 ±
0.00085
479587-30-9*0
Cyanoamidogen [NH]C#N322.74320.26± 0.63kJ/mol41.03212 ±
0.00082
12347-01-2*0
Cyanoamidogen [NH]C#N652.5650.3± 1.2kJ/mol41.03212 ±
0.00082
12347-01-2*2
Difluorodioxidanium FO[O+]F1283.71280.1± 2.3kJ/mol69.99506 ±
0.00060
*7783-44-0*0
Water O-238.620-241.808± 0.022kJ/mol18.01528 ±
0.00033
7732-18-5*1
Benzophenone c1ccccc1C(=O)c1ccccc1-24.8± 1.5kJ/mol182.2179 ±
0.0104
119-61-9*590
Chlorous acid anion O[Cl-]=O-154.3-156.1± 3.3kJ/mol68.4600 ±
0.0011
99559-66-7*0
Oxoiodonium I[O+]1065.21063.2± 1.5kJ/mol142.90332 ±
0.00030
81182-81-2*0
Butadiynylium [C+]#CC#C1781.31787.8± 3.2kJ/mol49.0502 ±
0.0032
76108-67-3*0
Tetrafluorohydrazine cation N(F)(F)[N+](F)F1129.21123.0± 2.5kJ/mol104.00654 ±
0.00014
37366-75-9*0
Hydrogen bromide Br-116.68± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*816
Cyanoaminylium [NH+]C#N1363.21360.9± 1.3kJ/mol41.03157 ±
0.00082
205443-18-1*0
Hypobromous acid cation O[Br+]975.25964.63± 0.54kJ/mol96.9108 ±
0.0010
154804-02-1*0
Acetic acid CC(=O)O-484.53± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*891
Hydrodioxonitrogen cation [NH+](=O)[O]1130.11123.5± 2.9kJ/mol47.01293 ±
0.00061
252986-76-8*0
Helium [He]-0.000-0.000± 0.000kJ/mol4.0026020 ±
0.0000020
7440-59-7*2
Phosgene cation O=[C+](Cl)Cl897.0896.0± 1.7kJ/mol98.9150 ±
0.0020
73249-38-4*0
Cyanoamidogen anion [NH-]C#N391.7389.9± 1.8kJ/mol41.03267 ±
0.00082
67131-47-9*1
Helium dication [He++]7622.8397622.839± 0.000kJ/mol4.0015048 ±
0.0000020
12587-46-1*0
Phosgene O=C(Cl)Cl-242.78± 0.24kJ/mol98.9155 ±
0.0020
75-44-5*501
Phosgene O=C(Cl)Cl-255.48-242.78± 0.24kJ/mol98.9155 ±
0.0020
75-44-5*502
Cyanoamidogen anion [NH-]C#N392.4390.4± 6.2kJ/mol41.03267 ±
0.00082
67131-47-9*11
Ethenol C=CO-113.28-123.63± 0.37kJ/mol44.0526 ±
0.0017
557-75-5*0
Chloro(chlorooxy)methylene Cl[C]OCl73.573.9± 3.6kJ/mol98.9155 ±
0.0020
479587-31-0*0
Dihelium [He][He]1761.3491757.613± 0.018kJ/mol8.0052040 ±
0.0000040
12184-98-4*2
Hydrohelate [He][H-]143.256139.027± 0.0021kJ/mol5.011091 ±
0.000070
12325-01-8*0
Chloro(chlorooxy)methylene Cl[C]OCl98.105.± 15.kJ/mol98.9155 ±
0.0020
479587-31-0*1
2-Propene-1,2-diol C=C(O)CO-295.3-314.4± 1.2kJ/mol74.0785 ±
0.0025
44169-27-9*0
(Iminomethyl)imidogen N=C[N]420.1413.3± 2.9kJ/mol42.04006 ±
0.00082
87570-07-8*0
Hydrogen iodide I-56.430± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*837
Acetic acid CC(=O)O-484.67± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*892
Vinyl alcohol cation C=C[OH+]778.6767.7± 1.3kJ/mol44.0520 ±
0.0017
57239-63-1*0
Chlorohydroxymethylene Cl[C]OH14.411.5± 3.2kJ/mol64.4707 ±
0.0012
147723-60-2*2
Chlorohydroxymethylene Cl[C]OH14.011.3± 2.5kJ/mol64.4707 ±
0.0012
147723-60-2*0
(Iminomethyl)imidogen N=C[N]430.4423.5± 3.3kJ/mol42.04006 ±
0.00082
87570-07-8*12
(Chlorooxy)methylene H[C]OCl155.5155.3± 3.7kJ/mol64.4707 ±
0.0012
331419-80-8*1
(Chlorooxy)methylene H[C]OCl119.2117.9± 2.7kJ/mol64.4707 ±
0.0012
331419-80-8*0
Ammonium hydroxide [NH4+].[OH-]-366.39± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*832
Fluoronitrate [N-]F211.3211.5± 2.8kJ/mol33.005692 ±
0.000070
33088-90-3*0
Neon decacation [Ne+10]338828.3338828.3± 1.4kJ/mol20.17421 ±
0.00060
32218-07-8*0
Neon hydride [Ne]H215.989211.755± 0.024kJ/mol21.18764 ±
0.00060
17438-52-7*0
Acetic acid CC(=O)O-484.73± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*830
Hydroneonate [Ne][H-]143.096142.084± 0.035kJ/mol21.18819 ±
0.00060
75514-98-6*0
Chloroformyl anion O=[C][Cl-]-356.5-352.9± 3.3kJ/mol63.4633 ±
0.0012
41976-93-6*0
Nitric acid O[N+](=O)[O-]-206.00± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*822
Acetic acid CC(=O)O-484.75± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*831
Isocyanogen chloride anion [C]=N[Cl-]103.0107.4± 3.9kJ/mol61.4707 ±
0.0012
923019-39-0*0
Krypton dication [Kr++]3701.1243701.124± 0.013kJ/mol83.7989 ±
0.1000
18469-91-5*0
Diazomethyl [CH]=[N]=[N]467.88465.33± 0.68kJ/mol41.03212 ±
0.00082
20813-32-5*0
Xenon dication [Xe++]3194.143194.14± 0.36kJ/mol131.2889 ±
0.0200
14066-95-6*0
Hydrogen fluoride F-321.82± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*887
Diazomethyl [CH]=[N]=[N]652.8649.9± 1.3kJ/mol41.03212 ±
0.00082
20813-32-5*2
Trioxidane OOO-81.75-90.35± 0.40kJ/mol50.01408 ±
0.00091
14699-99-1*0
2-Ethylidenedioxidan-2-ium-1-ide CC=[O+][O-]51.2437.83± 0.54kJ/mol60.0520 ±
0.0017
68941-70-8*0
Hydrogen iodide I-55.694± 0.095kJ/mol127.912410 ±
0.000076
10034-85-2*821
Hydrogen iodide I-56.447± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*838
Oxide [O-2]651.653.± 15.kJ/mol16.00050 ±
0.00030
16833-27-5*0
Nitrous oxide [N-]=[N+]=O61.42± 0.11kJ/mol44.01288 ±
0.00033
10024-97-2*1000
Sulfur atom hexacation [S+6]26947.226949.0± 3.4kJ/mol32.0627 ±
0.0060
22537-26-4*0
Hydrogen chloride Cl-165.977± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*829
Sulfur atom dianion [S--]454.0455.8± 3.2kJ/mol32.0671 ±
0.0060
18496-25-8*0
Hydrogen chloride Cl-161.148± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*815
Diazomethyl [CH]=[N]=[N]653.1650.1± 2.3kJ/mol41.03212 ±
0.00082
20813-32-5*21
Disulfur anion S=[S-]-34.07-33.13± 0.52kJ/mol64.1325 ±
0.0120
12185-15-8*0
1-Methylethenyl hydroperoxide C=C(C)OOH-63.4-81.3± 1.3kJ/mol74.0785 ±
0.0025
177944-34-2*0
2-Iodoethanol ICCO-131.9-150.1± 2.5kJ/mol171.9650 ±
0.0017
624-76-0*0
Sulfonyl cation O=[S+]=O897.00894.73± 0.13kJ/mol64.0643 ±
0.0060
12439-77-9*0
Sulfur dioxide O=S=O-331.5-320.1± 1.9kJ/mol64.0648 ±
0.0060
7446-09-5*500
Acetic acid CC(=O)O-484.86± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*861
Hydrodioxonitrate [NH](=O)[O-]-61.9-68.3± 3.1kJ/mol47.01403 ±
0.00061
61508-71-2*0
Ethylideneoxoniumyloxy CC=[O+][O]950.9939.1± 2.2kJ/mol60.0514 ±
0.0017
1427752-17-7*0
Hydrogen fluoride F-322.71± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*839
Vinyl hydroperoxide C=COO-26.05-36.81± 0.69kJ/mol60.0520 ±
0.0017
66998-78-5*0
1-Methylethylidene C[C]C316.07303.17± 0.97kJ/mol42.0797 ±
0.0024
40852-89-9*0
Sulfur trioxide cation O=[S+](=O)=O847.64844.73± 0.68kJ/mol80.0637 ±
0.0061
12710-95-1*0
Hydrogen bromide Br-120.24± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*957
Sulfite O=[S--](=O)=O-273.7-279.3± 4.2kJ/mol80.0653 ±
0.0061
14265-45-3*0
Diazomethylium [CH+]=[N]=[N]1395.81394.2± 1.3kJ/mol41.03157 ±
0.00082
271249-81-1*0
1,3,5-Hexatriyne cation C#CC#CC#[CH+]1600.91605.5± 2.8kJ/mol74.0795 ±
0.0048
61866-06-6*0
Sulfur oxide peroxide O=S=[O+][O-]-26.0-30.2± 2.3kJ/mol80.0642 ±
0.0061
175799-68-5*0
Nitric acid O[N+](=O)[O-]-206.00± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*891
Sulfur oxide peroxide O=S=[O+][O-]-3.4-7.1± 3.0kJ/mol80.0642 ±
0.0061
175799-68-5*1
Ammonium hydroxide [NH4+].[OH-]-364.33± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*802
Fluorine atom nonacation [F+9]262121.2262122.9± 1.8kJ/mol18.99346598 ±
0.00000050
35424-07-8*0
Sulfuryl dichloride cation O=[S+](=O)(Cl)Cl814.1809.8± 3.2kJ/mol134.9697 ±
0.0063
*7791-25-5*0
Dichlorodioxosulfate O=[S-](=O)(Cl)Cl-604.9-607.4± 3.5kJ/mol134.9707 ±
0.0063
12599-04-1*0
Hydrogen iodide I-56.464± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*839
Disulfur oxide cation S=[S+]=O970.52969.24± 0.60kJ/mol80.1309 ±
0.0120
135758-60-0*0
Oxothioxosulfate S=S=[O-]-231.96-233.57± 0.87kJ/mol80.1319 ±
0.0120
12143-07-6*0
1,3,5-Hexatriynylium [C+]#CC#CC#C1913.71922.8± 8.2kJ/mol73.0716 ±
0.0048
81932-75-4*1
1-Methylethenyl hydroperoxide C=C(C)OOH-54.1-72.1± 2.7kJ/mol74.0785 ±
0.0025
177944-34-2*22
1,3-Propanediyl [CH2]C[CH2]319.3307.9± 1.3kJ/mol42.0797 ±
0.0024
32458-33-6*0
Hydrogen fluoride F-324.14± 0.13kJ/mol20.006343 ±
0.000070
7664-39-3*843
Isofulminic acid cation [OH+][N+]#[C-]1377.01374.9± 2.9kJ/mol43.02423 ±
0.00086
117800-60-9*0
Acetic acid CC(=O)O-484.80± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*839
Hydroperoxonium [OH2+]O762.6752.7± 2.0kJ/mol35.02207 ±
0.00064
70850-26-9*2
Carbonylmethyloxonium CO[C+]=O561.1552.9± 3.0kJ/mol59.0435 ±
0.0017
24434-00-2*0
Sulfoniumyl [SH2+]992.66989.75± 0.18kJ/mol34.0813 ±
0.0060
26453-60-1*0
Dihydrogen sulfide ion [SH2-]108.2106.9± 3.2kJ/mol34.0824 ±
0.0060
12311-21-6*0
Nitric acid O[N+](=O)[O-]-206.01± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*828
Dioxohydrazine O=NN=O192.3188.7± 1.8kJ/mol60.01228 ±
0.00062
16824-89-8*1
Nitrosyl nitrate O=NO[N+](=O)[O-]48.340.4± 1.8kJ/mol92.0111 ±
0.0012
15969-55-8*0
Nitric acid O[N+](=O)[O-]-206.13± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*833
2-Hydroxyethenyl [CH]=CO138.00132.18± 0.72kJ/mol43.0446 ±
0.0016
108665-16-3*0
Chlorine atom dianion [Cl--]406.6408.2± 4.8kJ/mol35.45380 ±
0.00090
33944-49-9*0
Acetic acid CC(=O)O-484.77± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*832
Sulfuric acid cation O[S+](=O)(=O)O400.8387.8± 3.2kJ/mol98.0789 ±
0.0061
247933-66-0*0
Hydrogen chloride Cl-162.010± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*816
Trioxygen difluoride FOOOF113.6107.8± 2.0kJ/mol85.99501 ±
0.00090
16829-28-0*2
Dihydroxymethyl [CH](O)O-196.9-205.3± 1.1kJ/mol47.0333 ±
0.0010
14840-85-8*0
Hydrogen chloride Cl-165.293± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*891
Sulfate [O-]S(=O)(=O)[O-]-909.16± 0.13kJ/mol96.0647 ±
0.0061
14808-79-8*800
Hydrogen iodide I-56.493± 0.090kJ/mol127.912410 ±
0.000076
10034-85-2*954
O--HH Complex [H][H].[O]247.2248.2± 2.0kJ/mol18.01528 ±
0.00033
*7732-18-5*102
Sulfuric acid OS(=O)(=O)O-880.42± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*815
Sulfuric acid OS(=O)(=O)O-882.03± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*816
Sulfuric acid OS(=O)(=O)O-883.52± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*817
Sulfuric acid OS(=O)(=O)O-884.81± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*818
Sulfuric acid OS(=O)(=O)O-885.48± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*819
Hydrogen chloride Cl-164.500± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*820
Tetraoxidanyl OOO[O]76.769.5± 6.1kJ/mol65.0055 ±
0.0012
69696-93-1*1
Diiodine cation I[I+]963.523960.408± 0.018kJ/mol253.808391 ±
0.000060
28712-14-3*0
Cyanogen chloride anion N#C[Cl-]46.951.2± 3.1kJ/mol61.4707 ±
0.0012
12281-43-5*0
Sulfuric acid OS(=O)(=O)O-888.08± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*829
Sulfuric acid OS(=O)(=O)O-888.52± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*830
Sulfuric acid OS(=O)(=O)O-889.27± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*831
Sulfuric acid OS(=O)(=O)O-889.87± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*832
Sulfuric acid OS(=O)(=O)O-890.39± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*833
Sulfuric acid OS(=O)(=O)O-890.88± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*834
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*895
Methoxyoxomethyl CO[C]=O-152.8-160.5± 1.1kJ/mol59.0440 ±
0.0017
16481-04-2*0
Sulfuric acid OS(=O)(=O)O-891.95± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*838
Nitric acid O[N+](=O)[O-]-206.13± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*895
Tetroxidane OOOO-31.30-41.80± 0.64kJ/mol66.0135 ±
0.0012
29683-94-1*22
Hydrogen chloride Cl-166.763± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*843
Sulfuric acid OS(=O)(=O)O-897.01± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*843
Nitric acid O[N+](=O)[O-]-206.26± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*841
Hydrogen bromide Br-115.90± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*815
Acetylide [C-]=[C-]843.0849.5± 3.2kJ/mol24.0225 ±
0.0016
34846-56-5*0
Sulfuric acid OS(=O)(=O)O-903.22± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*852
Sulfuric acid OS(=O)(=O)O-905.92± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*855
Sulfuric acid OS(=O)(=O)O-907.22± 0.13kJ/mol98.0795 ±
0.0061
7664-93-9*861
Dinitrogen anion N#[N-]192.5192.5± 1.7kJ/mol28.01403 ±
0.00014
12185-02-3*0
1,2-Butadiene CC=C=C137.81138.87± 0.63kJ/mol54.0904 ±
0.0032
590-19-2*500
Dihydroxymethyl [CH](O)O-190.6-199.3± 2.2kJ/mol47.0333 ±
0.0010
14840-85-8*2
Hydrogen chloride Cl-166.708± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*896
Methoxyoxomethyl CO[C]=O-151.9-160.0± 2.1kJ/mol59.0440 ±
0.0017
16481-04-2*3
Nitric acid O[N+](=O)[O-]-206.33± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*844
Hypochlorous acid OCl-110.485± 0.076kJ/mol52.46004 ±
0.00095
7790-92-3*800
Formylimidogen C(=O)[N]245.2242.1± 4.6kJ/mol43.02478 ±
0.00086
42288-92-6*1
Dihydroxymethyl [CH](O)O-187.9-196.7± 2.0kJ/mol47.0333 ±
0.0010
14840-85-8*3
Acetyloxoniumylidene CC(=O)[O+]892.4884.0± 2.9kJ/mol59.0435 ±
0.0017
67057-47-0*1
Acetic acid CC(=O)O-484.81± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*841
Ethynol C#CO406.2403.0± 3.1kJ/mol42.0367 ±
0.0016
32038-79-2*12
Difluorodinitrate FN=N[F-]-207.8-206.6± 4.7kJ/mol66.01083 ±
0.00014
37366-65-7*1
1-Propen-1-yl-3-ylidene [CH]C=[CH]656.7653.3± 1.1kJ/mol39.0559 ±
0.0024
84654-90-0*0
Benzylidene c1ccc(cc1)[CH]473.0457.7± 1.3kJ/mol90.1225 ±
0.0056
3101-08-4*0
Ethane anion C[CH3-]41.826.5± 4.4kJ/mol30.0696 ±
0.0017
54064-82-3*0
Hydrogen chloride Cl-166.430± 0.024kJ/mol36.46064 ±
0.00090
7647-01-0*895
Hydrogen bromide Br-120.17± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*840
Fulvenallene C=C=C1C=CC=C1368.6354.4± 1.1kJ/mol90.1225 ±
0.0056
27041-32-3*0
Ammonium hydroxide [NH4+].[OH-]-366.07± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*816
Acetate CC(=O)[O-]-485.09± 0.27kJ/mol59.0446 ±
0.0017
71-50-1*800
Benzocyclopropene c1cc2c(cc1)C2396.0379.6± 1.5kJ/mol90.1225 ±
0.0056
4646-69-9*0
Cycloheptatetraene C=1=CC=CC=CC1418.7403.1± 1.3kJ/mol90.1225 ±
0.0056
52783-93-4*0
Trioxidaniumyl O[O+]O925.5916.6± 1.4kJ/mol50.01353 ±
0.00091
161321-37-5*0
Acetic acid CC(=O)O-484.78± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*833
1,3-Propanediyl [CH2]C[CH2]319.3307.9± 1.3kJ/mol42.0797 ±
0.0024
32458-33-6*1
Sulfur hydroxide oxide OS(=O)(=O)[O]-474.5-483.5± 1.6kJ/mol97.0715 ±
0.0061
12337-07-4*0
Sulfur hydroxide oxide OS(=O)(=O)[O]-473.7-483.0± 2.5kJ/mol97.0715 ±
0.0061
12337-07-4*2
Sulfur hydroxide oxide cation O[S+](=O)(=O)[O]658.6648.3± 3.4kJ/mol97.0710 ±
0.0061
*12337-07-4*0
Sulfur hydroxide oxide cation O[S+](=O)(=O)[O]663.1652.2± 3.9kJ/mol97.0710 ±
0.0061
*12337-07-4*1
Chlorine chlorite ClO[Cl]=O168.6166.4± 1.3kJ/mol102.9042 ±
0.0019
105206-44-8*0
Isocyanoamidogen [NH][N+]#[C-]489.7487.7± 1.2kJ/mol41.03212 ±
0.00082
947408-73-3*0
Sulfurous acid O=S(O)O-507.1-517.7± 1.3kJ/mol82.0801 ±
0.0061
7782-99-2*1
Sulfurous acid O=S(O)O-497.5-507.5± 1.4kJ/mol82.0801 ±
0.0061
7782-99-2*3
Isocyanoamidogen [NH][N+]#[C-]828.3825.6± 1.3kJ/mol41.03212 ±
0.00082
947408-73-3*2
Isocyanoamidogen [NH][N+]#[C-]837.9835.3± 2.1kJ/mol41.03212 ±
0.00082
947408-73-3*21
2-Methyliumylidynehydrazin-2-ium-1-ide [NH-][N+]#[C+]1544.21542.5± 1.7kJ/mol41.03157 ±
0.00082
*947408-73-3*0
Sulfite O=[S--](=O)=O-635.25± 0.15kJ/mol80.0653 ±
0.0061
14265-45-3*800
Sulfurous acid O=S(O)O-610.10± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*828
Sulfurous acid O=S(O)O-610.82± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*829
Sulfurous acid O=S(O)O-611.36± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*830
Sulfurous acid O=S(O)O-611.79± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*908
Sulfurous acid O=S(O)O-612.16± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*831
Sulfurous acid O=S(O)O-612.76± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*832
Sulfurous acid O=S(O)O-613.27± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*833
Sulfurous acid O=S(O)O-614.21± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*836
Sulfurous acid O=S(O)O-614.90± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*839
Sulfurous acid O=S(O)O-615.99± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*840
Sulfurous acid O=S(O)O-616.74± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*841
Sulfurous acid O=S(O)O-617.78± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*842
Sulfurous acid O=S(O)O-618.19± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*899
Sulfurous acid O=S(O)O-618.52± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*843
Sulfurous acid O=S(O)O-619.11± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*844
Sulfurous acid O=S(O)O-620.09± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*847
Sulfurous acid O=S(O)O-620.68± 0.14kJ/mol82.0801 ±
0.0061
7782-99-2*850
Sulfonic acid O=S([H])(=O)O-482.3-494.8± 1.4kJ/mol82.0801 ±
0.0061
*7782-99-2*0
Iodine monochloride ICl-36.511-35.537± 0.063kJ/mol162.35717 ±
0.00090
7790-99-0*500
1,1-Ethenediol C=C(O)O-307.52-320.05± 0.82kJ/mol60.0520 ±
0.0017
10375-04-9*0
Diazene cation N=[NH+]1132.571125.64± 0.64kJ/mol30.02881 ±
0.00020
76986-17-9*1
2-Methanidylidynehydrazin-2-ium-1-ide [NH-][N+]#[C-]281.9279.2± 1.4kJ/mol41.03267 ±
0.00082
*947408-74-4*0
3,3-Dioxidedioxathiirane O=S1(=O)OO1-257.1-265.2± 1.4kJ/mol96.0636 ±
0.0061
1177730-84-5*0
Hydrogen bromide Br-120.20± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*841
2-Methanidylidynehydrazin-2-ium-1-ide [NH-][N+]#[C-]518.7516.3± 1.6kJ/mol41.03267 ±
0.00082
*947408-74-4*1
Sulfur tetraoxide [O]S(=O)(=O)[O]-228.2-235.1± 2.0kJ/mol96.0636 ±
0.0061
12772-98-4*0
Methylaminyliumyl C[N+]1423.01416.1± 2.2kJ/mol29.04071 ±
0.00083
56924-51-7*2
Sulfur tetraoxide [O]S(=O)(=O)[O]-228.2-235.1± 2.0kJ/mol96.0636 ±
0.0061
12772-98-4*1
Sulfur tetraoxide [O]S(=O)(=O)[O]-163.7-169.4± 2.9kJ/mol96.0636 ±
0.0061
12772-98-4*2
Hydroxyformyl O[C]=O-181.14-183.69± 0.40kJ/mol45.0174 ±
0.0010
2564-86-5*0
1,1-Ethenediol C=C(O)O-302.3-315.6± 1.9kJ/mol60.0520 ±
0.0017
10375-04-9*2
Sulfur tetraoxide [O]S(=O)(=O)[O]-155.5-164.3± 4.0kJ/mol96.0636 ±
0.0061
12772-98-4*23
1,3-Propanediyl [CH2]C[CH2]337.7323.0± 2.2kJ/mol42.0797 ±
0.0024
32458-33-6*2
Hydroxyformyl anion [C-](=O)O-319.53-321.39± 0.56kJ/mol45.0180 ±
0.0010
78944-70-4*0
Hydrogen chloride Cl-166.253± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*831
2-Methanidylidynehydrazin-2-ium-1-ide [NH-][N+]#[C-]531.7530.3± 2.3kJ/mol41.03267 ±
0.00082
*947408-74-4*11
Propadienylidene C=C=[C]678.32679.30± 0.41kJ/mol38.0480 ±
0.0024
60731-10-4*1
Ethynylaminylium C#C[NH+]1277.81277.4± 2.6kJ/mol40.0435 ±
0.0016
103835-08-1*0
Hydrogen iodide I-49.962± 0.095kJ/mol127.912410 ±
0.000076
10034-85-2*811
Dioxoperoxysulfate dianion [O-]S(=O)O[O-]-209.1-214.8± 2.1kJ/mol96.0647 ±
0.0061
*14808-79-8*0
Dioxoperoxysulfate dianion [O-]S(=O)O[O-]-186.5-192.2± 2.9kJ/mol96.0647 ±
0.0061
*14808-79-8*2
Peroxyformic acid C(=O)OO-279.20-288.34± 0.63kJ/mol62.0248 ±
0.0012
107-32-4*0
Methanethiol cation [CH3+]S901.88891.84± 0.46kJ/mol48.1079 ±
0.0061
53369-41-8*0
Water dimer cation O.[OH2+]557.2546.8± 3.0kJ/mol36.03001 ±
0.00066
158061-35-9*0
Methylaminyliumyl C[N+]1388.21381.9± 2.2kJ/mol29.04071 ±
0.00083
56924-51-7*0
Thioformaldehyde anion C=[S-]75.872.8± 2.7kJ/mol46.0931 ±
0.0061
71928-47-7*0
Thioformaldehyde C=S121.3117.6± 2.0kJ/mol46.0926 ±
0.0061
865-36-1*0
Thioformaldehyde C=S294.9292.3± 2.0kJ/mol46.0926 ±
0.0061
865-36-1*3
Dihydroxymethylium [CH+](O)O421.5410.4± 3.0kJ/mol47.0328 ±
0.0010
180071-68-5*0
Ethanethiol cation CC[SH+]867.11850.94± 0.59kJ/mol62.1345 ±
0.0062
69762-64-7*0
Acetic acid CC(=O)O-484.78± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*895
Hydrogen chloride Cl-162.855± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*817
Dimethyl sulfide cation C[S+]C817.85802.10± 0.48kJ/mol62.1345 ±
0.0062
34480-65-4*0
2-Hydroxyethyl [CH2]CO-12.88-26.14± 0.48kJ/mol45.0605 ±
0.0017
4422-54-2*0
Propylidene anion CC[CH-]300.9286.7± 3.2kJ/mol42.0803 ±
0.0024
*121408-55-7*0
Hydrogen chloride Cl-164.926± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*821
Chlorine pentafluoride cation F[Cl+](F)(F)(F)F1005.9996.9± 3.2kJ/mol130.44417 ±
0.00090
478167-78-1*0
Ammonium hydroxide [NH4+].[OH-]-365.30± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*806
Cyclopentadienide [CH-]1C=CC=C1101.1788.19± 0.96kJ/mol65.0937 ±
0.0040
12127-83-2*0
Nitrato O=[N+](O)O1290.611285.90± 0.86kJ/mol62.00439 ±
0.00090
133057-96-2*0
Carbon disulfide cation S=C=[S+]1088.441090.19± 0.60kJ/mol76.1422 ±
0.0120
12539-80-9*0
Sulfidocarbonothioyl S=[C][S-]73.675.2± 3.3kJ/mol76.1432 ±
0.0120
12122-00-8*0
Hydrogen iodide I-54.02± 0.17kJ/mol127.912410 ±
0.000076
10034-85-2*816
Cycloprop-2-yliumyl [CH2+]1C=C11225.551218.39± 0.58kJ/mol40.0633 ±
0.0024
65812-78-4*0
Carbon monosulfide cation [C+]=S1371.391374.62± 0.77kJ/mol44.0762 ±
0.0061
12351-95-0*0
Carbon monosulfide anion [C-]=S259.2263.0± 2.2kJ/mol44.0772 ±
0.0061
12121-99-2*0
Nitric acid O[N+](=O)[O-]-206.38± 0.18kJ/mol63.01288 ±
0.00091
7697-37-2*850
Diazirinyl C1=N[N]1491.10487.71± 0.96kJ/mol41.03212 ±
0.00082
69967-71-1*0
Carbonyl sulfide anion [O-]=C=S-138.1-137.0± 3.2kJ/mol60.0766 ±
0.0061
37237-63-1*0
Carbonyl sulfide O=C=S-167.25-156.29± 0.33kJ/mol60.0761 ±
0.0061
463-58-1*500
Dioxymethylene [CH]O[O]341.8339.8± 3.0kJ/mol45.0174 ±
0.0010
438586-67-5*0
Sulfoxoniumylidene [SH+]=O938.7935.7± 1.7kJ/mol49.0728 ±
0.0060
74093-35-9*0
Hydrazine anion N[NH2-]232.4218.0± 4.1kJ/mol32.04579 ±
0.00031
65391-88-0*0
Dihydroxymethylium [CH+](O)O428.5417.3± 3.4kJ/mol47.0328 ±
0.0010
180071-68-5*3
Sulfanylideneoxidanium S=[OH+]914.0911.2± 3.2kJ/mol49.0728 ±
0.0060
74093-36-0*0
Ammonium hydroxide [NH4+].[OH-]-366.38± 0.41kJ/mol35.04584 ±
0.00047
1336-21-6*834
Oxonium [OH3+]605.95599.14± 0.17kJ/mol19.02267 ±
0.00037
13968-08-6*1
Diazirenide C1=N[N-]1504.8501.3± 2.9kJ/mol41.03267 ±
0.00082
130614-84-5*1
Platinum atom anion [Pt-]358.4358.9± 1.7kJ/mol195.0785 ±
0.0020
40817-31-0*0
Hydrogen iodide I-56.271± 0.092kJ/mol127.912410 ±
0.000076
10034-85-2*831
Platinum dimer cation [Pt].[Pt+]1661.01659.6± 4.3kJ/mol390.1555 ±
0.0040
73146-08-4*0
Platinum dimer anion [Pt].[Pt-]640.3639.8± 3.9kJ/mol390.1565 ±
0.0040
153298-77-2*0
Acetic acid CC(=O)O-484.79± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*834
2-Cyclopropyn-1-ylidene C1=C=C=1898.4905.3± 1.5kJ/mol36.0321 ±
0.0024
102508-15-6*0
C=O-C cation [C]=[O+][C]1585.81592.9± 2.7kJ/mol40.0203 ±
0.0016
83483-98-1*0
Hydrogen atom [H]-37.0-40.2± 1.1kJ/mol1.007940 ±
0.000070
12385-13-6*1001000
Hydroxyaminylium [NH+]O1019.51012.4± 2.5kJ/mol32.02147 ±
0.00034
66097-71-0*0
Hydrogen bromide Br-110.68± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*809
trans-Cycloheptene C1CCC=CCC1142.0103.9± 1.9kJ/mol96.1702 ±
0.0057
45509-99-7*0
Propylidene CC[CH]349.51335.82± 0.92kJ/mol42.0797 ±
0.0024
6700-78-3*0
Hydrogen atom [H]-32.-34.± 20.kJ/mol1.007940 ±
0.000070
12385-13-6*1002000
Hydrogen fluoride F-321.85± 0.11kJ/mol20.006343 ±
0.000070
7664-39-3*888
(Formyloxy)methyl O=CO[CH2]-151.3-159.4± 1.1kJ/mol59.0440 ±
0.0017
3122-12-1*0
1-Hydroxyethenylium C=[C+]O841.7834.9± 1.4kJ/mol43.0441 ±
0.0016
41084-89-3*0
Tetrafluorohydrazine cation N(F)(F)[N+](F)F1146.91141.5± 3.7kJ/mol104.00654 ±
0.00014
37366-75-9*2
2-Butynylium CC#C[CH2+]1085.91077.6± 1.3kJ/mol53.0820 ±
0.0032
64235-83-2*0
Hydrogen bromide Br-119.18± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*891
Nitrilomethylimidogen [N]C=[N]581.6578.5± 1.5kJ/mol41.03212 ±
0.00082
324529-58-0*0
Iminomethylimidogen anion [N]C=[N-]401.9400.1± 2.3kJ/mol41.03267 ±
0.00082
150296-30-3*0
Ethynol C#CO409.2406.1± 3.1kJ/mol42.0367 ±
0.0016
32038-79-2*13
Hypochloroperoxoous acid, hydroxy ester OOOCl48.441.6± 1.8kJ/mol84.4588 ±
0.0013
928652-99-7*0
Dihydroxymethylium [CH+](O)O439.4428.2± 3.4kJ/mol47.0328 ±
0.0010
180071-68-5*2
Hydrogen chloride Cl-166.793± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*844
Boron atom pentacation [B+5]65305.4765310.45± 0.61kJ/mol10.8083 ±
0.0070
53452-15-6*0
Boride [B-]538.39543.44± 0.61kJ/mol10.8115 ±
0.0070
18869-19-7*0
Carboxymethyl [CH2]C(=O)O-226.5-236.4± 1.1kJ/mol59.0440 ±
0.0017
2887-46-9*0
Hydrogen chloride Cl-166.822± 0.023kJ/mol36.46064 ±
0.00090
7647-01-0*846
Oxirane C1OC1-77.12-77.79± 0.60kJ/mol44.0526 ±
0.0017
75-21-8*500
Dihydroxymethanide [CH-](O)O-194.2-202.4± 1.8kJ/mol47.0339 ±
0.0010
61192-32-3*0
Borylium [BH2+]1120.11119.3± 3.4kJ/mol12.8263 ±
0.0070
15194-16-8*0
Dihydroborate [BH2-]299.0299.7± 3.5kJ/mol12.8274 ±
0.0070
19651-93-5*0
Methoxyethene C=COC-89.3-106.6± 1.1kJ/mol58.0791 ±
0.0025
107-25-5*0
Hydrogen iodide I-56.071± 0.095kJ/mol127.912410 ±
0.000076
10034-85-2*892
Boron trifluoride cation [B+](F)(F)F370.08369.74± 0.73kJ/mol67.8057 ±
0.0070
12355-91-8*0
Acetic acid CC(=O)O-484.79± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*835
Propylidene CC[CH]349.7336.0± 2.0kJ/mol42.0797 ±
0.0024
6700-78-3*12
Trichloroboron cation [B+](Cl)(Cl)Cl719.97719.75± 0.83kJ/mol117.1686 ±
0.0075
74432-55-6*0
Hydrogen bromide Br-119.10± 0.12kJ/mol80.9119 ±
0.0010
10035-10-6*822
Hydroperoxyimidogen OO[N]111.9109.0± 2.8kJ/mol47.01348 ±
0.00061
877456-58-1*2
Hydrogen iodide I-55.853± 0.095kJ/mol127.912410 ±
0.000076
10034-85-2*891
Methoxyethene C=COC-81.9-99.0± 2.4kJ/mol58.0791 ±
0.0025
107-25-5*1
2-Methoxy-2-oxoethyl [CH2]C(=O)OC-202.9-218.1± 1.5kJ/mol73.0706 ±
0.0025
54668-31-4*0
Ethoxyethene C=COCC-117.7-136.2± 1.5kJ/mol72.1057 ±
0.0033
109-92-2*0
Acetic acid CC(=O)O-484.80± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*837
Dihydroxymethanide [CH-](O)O-192.0-201.3± 2.4kJ/mol47.0339 ±
0.0010
61192-32-3*1
2-Hydroxyethylium [CH2+]CO1019.31007.2± 1.5kJ/mol45.0600 ±
0.0017
38607-31-7*0
Trichlorine cation Cl[Cl+]Cl1056.61055.5± 1.4kJ/mol106.3576 ±
0.0027
33088-85-6*0
Ethoxyethene C=COCC-111.2-135.1± 2.3kJ/mol72.1057 ±
0.0033
109-92-2*21
Boric acid OB(O)O-1072.62± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*823
Boric acid OB(O)O-1072.49± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*830
Ethoxyethene C=COCC-110.7-132.9± 2.6kJ/mol72.1057 ±
0.0033
109-92-2*1
Boric acid OB(O)O-1072.39± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*850
Boric acid OB(O)O-1072.43± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*959
Boric acid OB(O)O-1072.43± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*840
Boric acid OB(O)O-1072.42± 0.56kJ/mol61.8330 ±
0.0071
10043-35-3*841
Acetic acid CC(=O)O-484.80± 0.33kJ/mol60.0520 ±
0.0017
64-19-7*838
Difluoroaminylium [N+](F)F1157.781154.90± 0.71kJ/mol52.002998 ±
0.000070
31685-31-1*0
Ethoxyethene C=COCC-108.7-131.9± 2.3kJ/mol72.1057 ±
0.0033
109-92-2*11
Indane cation c1ccc2c(c1)C[CH2+]C2909.4879.5± 1.7kJ/mol118.1752 ±
0.0072
78854-02-1*0
Argon cation [Ar+]1520.5711520.580± 0.000kJ/mol39.94745 ±
0.00100
14791-69-6*0
Argon dimer cation [Ar][Ar+]1393.7601391.173± 0.018kJ/mol79.8955 ±
0.0020
17596-58-6*0
Argon atom dication [Ar++]4186.4294186.468± 0.013kJ/mol39.94690 ±
0.00100
15056-24-3*0
Argon dimer [Ar][Ar]-1.013-6.347± 0.0051kJ/mol79.8960 ±
0.0020
12595-59-4*0
Argon anion [Ar-]25.25.± 28.kJ/mol39.94855 ±
0.00100
16544-90-4*1
Neon anion [Ne-]13.13.± 29.kJ/mol20.18025 ±
0.00060
20205-95-2*0
Argon anion [Ar-]25.25.± 28.kJ/mol39.94855 ±
0.00100
16544-90-4*0
Helium anion [He-]51.51.± 130.kJ/mol4.0031506 ±
0.0000020
14452-58-5*1
Helium anion [He-]51.51.± 130.kJ/mol4.0031506 ±
0.0000020
14452-58-5*0
Dihelium [He][He]-0.000-6.197± 0.000kJ/mol8.0052040 ±
0.0000040
12184-98-4*3
Dihelium [He][He]-0.000-6.197± 0.000kJ/mol8.0052040 ±
0.0000040
12184-98-4*0
Dichlorine ClCl-30.21-18.49± 0.51kJ/mol70.9054 ±
0.0018
7782-50-5*500
Helium anion [He-]1868.421868.42± 0.19kJ/mol4.0031506 ±
0.0000020
14452-58-5*2
Helium [He]-0.702± 0.092kJ/mol4.0026020 ±
0.0000020
7440-59-7*1000
Dinitrogen N#N-10.30± 0.32kJ/mol28.01348 ±
0.00014
7727-37-9*1000
Dihydrogen [H][H]-4.104± 0.059kJ/mol2.01588 ±
0.00014
1333-74-0*1000
Neon [Ne]-3.883± 0.092kJ/mol20.17970 ±
0.00060
7440-01-9*1000
Dioxygen O=O-11.963± 0.041kJ/mol31.99880 ±
0.00060
7782-44-7*1000
Argon anion [Ar-]1111.1161111.116± 0.098kJ/mol39.94855 ±
0.00100
16544-90-4*2
Argon [Ar]-12.249± 0.092kJ/mol39.94800 ±
0.00100
7440-37-1*1000
Krypton anion [Kr-]110.110.± 350.kJ/mol83.8005 ±
0.1000
20205-93-0*0
Krypton [Kr]-15.65± 0.11kJ/mol83.8000 ±
0.1000
7439-90-9*1000
Xenon [Xe]-19.404± 0.092kJ/mol131.2900 ±
0.0200
7440-63-3*1000
Radon cation [Rn+]1037.071037.07± 0.61kJ/mol221.9995 ±
0.1000
22541-65-7*0
Radon [Rn]-21.33± 0.96kJ/mol222.0000 ±
0.1000
10043-92-2*1000
Hydron [H+]00exact1.007391 ±
0.000070
12408-02-5*800


References
1   B. Ruscic, R. E. Pinzon, M. L. Morton, G. von Laszewski, S. Bittner, S. G. Nijsure, K. A. Amin, M. Minkoff, and A. F. Wagner,
Introduction to Active Thermochemical Tables: Several "Key" Enthalpies of Formation Revisited.
J. Phys. Chem. A 108, 9979-9997 (2004) [DOI: 10.1021/jp047912y]
2   B. Ruscic, R. E. Pinzon, G. von Laszewski, D. Kodeboyina, A. Burcat, D. Leahy, D. Montoya, and A. F. Wagner,
Active Thermochemical Tables: Thermochemistry for the 21st Century.
J. Phys. Conf. Ser. 16, 561-570 (2005) [DOI: 10.1088/1742-6596/16/1/078]
3   B. Ruscic and D. H. Bross,
Active Thermochemical Tables (ATcT) values based on ver. 1.220 of the Thermochemical Network, Argonne National Laboratory, Lemont, Illinois, USA (2025); available at ATcT.anl.gov
4   B. Ruscic and D. H. Bross
Active Thermochemical Tables: Should the Enthalpy of Formation of Gas Phase Boron Atom be Revised?
Chem. Phys. Lett. 862, 141841/1-4 (2025) [DOI: 10.1016/j.cplett.2024.141841]
5   B. Ruscic,
Uncertainty Quantification in Thermochemistry, Benchmarking Electronic Structure Computations, and Active Thermochemical Tables.
Int. J. Quantum Chem. 114, 1097-1101 (2014) [DOI: 10.1002/qua.24605]
6   B. Ruscic and D. H. Bross,
Thermochemistry
Computer Aided Chem. Eng. 45, 3-114 (2019) [DOI: 10.1016/B978-0-444-64087-1.00001-2]

Formula
The aggregate state is given in parentheses following the formula, such as: g - gas-phase, cr - crystal, l - liquid, etc.

Uncertainties
The listed uncertainties correspond to estimated 95% confidence limits, as customary in thermochemistry (see, for example, Ruscic [5] and Ruscic and Bross[6]).
Note that an uncertainty of ± 0.000 kJ/mol indicates that the estimated uncertainty is < ± 0.0005 kJ/mol.

Website Functionality Credits
The reorganization of the website was developed and implemented by David H. Bross (ANL).
The find function is based on the complete Species Dictionary entries for the appropriate version of the ATcT TN.
The molecule images are rendered by Indigo-depict.
The XYZ renderings are based on Jmol: an open-source Java viewer for chemical structures in 3D. http://www.jmol.org/.

Acknowledgement
This work was supported by the U.S. Department of Energy, Office of Science, Office of Basic Energy Sciences, Division of Chemical Sciences, Geosciences and Biosciences under Contract No. DE-AC02-06CH11357.