Benzoic acid, 4-fluoro-
- Formula: C7H5FO2
- Molecular weight: 140.1118
- IUPAC Standard InChI: InChI=1S/C7H5FO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10)
- IUPAC Standard InChIKey: BBYDXOIZLAWGSL-UHFFFAOYSA-N
- CAS Registry Number: 456-22-4
- 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, p-fluoro-; p-Fluorobenzoic acid; 4-Fluorobenzoic acid; para-Fluorobenzoic acid
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Condensed phase thermochemistry 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 compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -584.7 ± 0.9 | kJ/mol | Ccr | Johnson and Prosen, 1975 | |
| ΔfH°solid | -584.9 | kJ/mol | Ccr | Cox, Gundry, et al., 1964 | |
| ΔfH°solid | -586.8 ± 1.6 | kJ/mol | Ccr | Good, Scott, et al., 1956 | Corrected for CODATA value of ΔfH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -3063.8 ± 0.8 | kJ/mol | Ccr | Johnson and Prosen, 1975 | |
| ΔcH°solid | -3063.2 ± 0.88 | kJ/mol | Ccr | Cox, Gundry, et al., 1964 | |
| ΔcH°solid | -3061.5 ± 1.2 | kJ/mol | Ccr | Good, Scott, et al., 1956 | Corrected for CODATA value of ΔfH |
| ΔcH°solid | -3094.7 | kJ/mol | Ccb | Swarts, 1919 | Not corrected for CODATA value of ΔfH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Johnson and Prosen, 1975
Johnson, W.H.; Prosen, E.J.,
Enthalpies of combustion and formation of ortho- and parafluorobenzoic acid,
J. Res. Natl. Bur. Stand. Sect. A:, 1975, 79, 481-486. [all data]
Cox, Gundry, et al., 1964
Cox, J.D.; Gundry, H.A.; Head, A.J.,
Thermodynamic properties of fluorine compounds. Part 1.-Heats of combustion of p-fluorobenzoic acid, pentafluorobenzoic acid, hexafluorobenzene and decafluorocyclohexene,
Trans. Faraday Soc., 1964, 60, 653-665. [all data]
Good, Scott, et al., 1956
Good, W.D.; Scott, D.W.; Waddington, G.,
Combustion calorimetry of organic fluorine compounds by a rotating-bomb method,
J. Phys. Chem., 1956, 60, 1080-1089. [all data]
Swarts, 1919
Swarts, F.,
Etudes thermochimiques sur les combinaisons organiques fluorees,
J. Chim. Phys., 1919, 17, 3-70. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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