Benzoic acid, 3-hydroxy-, methyl ester
- Formula: C8H8O3
- Molecular weight: 152.1473
- IUPAC Standard InChI: InChI=1S/C8H8O3/c1-11-8(10)6-3-2-4-7(9)5-6/h2-5,9H,1H3
- IUPAC Standard InChIKey: YKUCHDXIBAQWSF-UHFFFAOYSA-N
- CAS Registry Number: 19438-10-9
- 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, m-hydroxy-, methyl ester; m-Carbomethoxyphenol; m-Hydroxybenzoic acid methyl ester; Methyl m-hydroxybenzoate; Methyl m-oxybenzoate; Methyl 3-hydroxybenzoate; 3-Hydroxybenzoic acid methyl ester; 3-HO-C6H4-COOCH3; NSC 40536; 3-(Methoxycarbonyl)phenol
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Gas phase ion energetics data
Go To: Top, References, Notes
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) | 850.0 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
| Quantity | Value | Units | Method | Reference | Comment |
| Gas basicity | 819.1 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
De-protonation reactions
C8H7O3- + =
By formula: C8H7O3- + H+ = C8H8O3
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1438. ± 8.8 | kJ/mol | G+TS | Fujio, McIver, et al., 1981 | gas phase; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1410. ± 8.4 | kJ/mol | IMRE | Fujio, McIver, et al., 1981 | 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]
Fujio, McIver, et al., 1981
Fujio, M.; McIver, R.T., Jr.; Taft, R.W.,
Effects on the acidities of phenols from specific substituent-solvent interactions. Inherent substituent parameters from gas phase acidities,
J. Am. Chem. Soc., 1981, 103, 4017. [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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