MeOCO anion
- Formula: C2H3O2-
- Molecular weight: 59.0446
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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
Protonation reactions
C2H3O2- + =
By formula: C2H3O2- + H+ = C2H4O2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | <1606.7 | kJ/mol | CIDT | Graul and Squires, 1988 | gas phase |
| ΔrH° | <1639.1 ± 3.8 | kJ/mol | G+TS | DePuy, Grabowski, et al., 1985 | gas phase; HO- + DCO2CH3 -> (M-D)-. ΔHf(MeO- + CO) = -59.7 kcal/mol |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | <1606.7 | kJ/mol | IMRB | DePuy, Grabowski, et al., 1985 | gas phase; HO- + DCO2CH3 -> (M-D)-. ΔHf(MeO- + CO) = -59.7 kcal/mol |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Graul and Squires, 1988
Graul, S.T.; Squires, R.R.,
On the Existence of Alkyl Carbanions in the Gas Phase,
J. Am. Chem. Soc., 1988, 110, 2, 607, https://doi.org/10.1021/ja00210a054
. [all data]
DePuy, Grabowski, et al., 1985
DePuy, C.H.; Grabowski, J.J.; Bierbaum, V.M.; Ingemann, S.; Nibbering, N.M.M.,
Gas-phase reactions of anions with methyl formate and N,N-dimethylformamide,
J. Am. Chem. Soc., 1985, 107, 1093. [all data]
Notes
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- Symbols used in this document:
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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