CH2=CMe anion
- Formula: C3H5-
- Molecular weight: 41.0723
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Gas phase ion energetics data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
Electron affinity of neutral species
EAneutral (eV) | Method | Reference | Comment |
---|---|---|---|
0.56 ± 0.19 | D-EA | DePuy, Gronert, et al., 1989 |
Protonation reactions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1698. ± 8.4 | kJ/mol | Bran | DePuy, Gronert, et al., 1989 | gas phase |
ΔrH° | >1693.5 ± 2.5 | kJ/mol | G+TS | Froelicher, Freiser, et al., 1986 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1665. ± 8.8 | kJ/mol | H-TS | DePuy, Gronert, et al., 1989 | gas phase |
ΔrG° | >1661.0 | kJ/mol | IMRB | Froelicher, Freiser, et al., 1986 | gas phase |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
DePuy, Gronert, et al., 1989
DePuy, C.H.; Gronert, S.; Barlow, S.E.; Bierbaum, V.M.; Damrauer, R.,
The Gas Phase Acidities of the Alkanes,
J. Am. Chem. Soc., 1989, 111, 6, 1968, https://doi.org/10.1021/ja00188a003
. [all data]
Froelicher, Freiser, et al., 1986
Froelicher, S.W.; Freiser, B.S.; Squires, R.R.,
The C3H5- isomers. Experimental and theoretical studies of the tautomeric propenyl ions and the cyclopropyl anion in the gas phase,
J. Am. Chem. Soc., 1986, 108, 2853. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EAneutral Electron affinity of neutral species ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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