Cyclohexanecarboxylic acid
- Formula: C7H12O2
- Molecular weight: 128.1690
- IUPAC Standard InChIKey: NZNMSOFKMUBTKW-UHFFFAOYSA-N
- CAS Registry Number: 98-89-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Benzoic acid, hexahydro-; Cyclohexylcarboxylic acid; Hexahydrobenzoic acid; Carboxycyclohexane; Cyclohexylmethanoic acid
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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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 196.9 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 189.5 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
De-protonation reactions
C7H11O2- + =
By formula: C7H11O2- + H+ = C7H12O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 345.1 ± 2.2 | kcal/mol | G+TS | Caldwell, Renneboog, et al., 1989 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 338.1 ± 2.0 | kcal/mol | IMRE | Caldwell, Renneboog, et al., 1989 | gas phase; B |
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.
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Caldwell, Renneboog, et al., 1989
Caldwell, G.; Renneboog, R.; Kebarle, P.,
Gas Phase Acidities of Aliphatic Carboxylic Acids, Based on Measurements of Proton Transfer Equilibria,
Can. J. Chem., 1989, 67, 4, 661, https://doi.org/10.1139/v89-092
. [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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