CH2=CFCH2 anion
- Formula: C3H4F-
- Molecular weight: 59.0628
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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
C3H4F- + =
By formula: C3H4F- + H+ = C3H5F
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 379.1 ± 3.1 | kcal/mol | G+TS | Bartmess and Burnham, 1984 | gas phase; value altered from reference due to change in acidity scale |
| ΔrH° | 377.4 ± 2.1 | kcal/mol | G+TS | McMahon and Northcott, 1978 | gas phase; value altered from reference due to change in acidity scale |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 372.5 ± 3.0 | kcal/mol | IMRB | Bartmess and Burnham, 1984 | gas phase; value altered from reference due to change in acidity scale |
| ΔrG° | 370.8 ± 2.0 | kcal/mol | IMRB | McMahon and Northcott, 1978 | gas phase; value altered from reference due to change in acidity scale |
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.
Bartmess and Burnham, 1984
Bartmess, J.E.; Burnham, R.,
Effect of central substituents on the gas phase acidities of propenes,
J. Org. Chem., 1984, 49, 1382. [all data]
McMahon and Northcott, 1978
McMahon, T.B.; Northcott, C.J.,
The Fluoroformate Ion FCO2-: An ICR study of the gas phase lewis acidity of carbon dioxide and related isoelectronic species,
Can. J. Chem., 1978, 56, 1068. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- 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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