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Benzoic acid, 4-fluoro-

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Phase change 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Deltasub91.3 ± 3.0kJ/molVCox, Gundry, et al., 1969ALS
Deltasub93.1 ± 3.8kJ/molN/ACox, Gundry, et al., 1969See also Monte and Hillesheim, 2000.; AC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
91.2 ± 1.3370.GSCox, Gundry, et al., 1969Based on data from 358. - 382. K. See also Cox and Pilcher, 1970 and Stephenson and Malanowski, 1987.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
20.9451.2Kang and Samulski, 2000AC


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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Cox, Gundry, et al., 1969
Cox, J.D.; Gundry, H.A.; Harrop, D.; Head, A.J., Thermodynamic properties of fluorine compounds. 9. Enthalpies of formation of some compounds containing the pentafluorophenyl group, J. Chem. Thermodyn., 1969, 1, 77-87. [all data]

Monte and Hillesheim, 2000
Monte, Manuel J.S.; Hillesheim, Dorothea M., Thermodynamic study on the sublimation of the three iodobenzoic acids and of 2-fluoro- and 3-fluorobenzoic acids, The Journal of Chemical Thermodynamics, 2000, 32, 12, 1727-1735, https://doi.org/10.1006/jcht.2000.0705 . [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Kang and Samulski, 2000
Kang, Seung Koo; Samulski, Edward T., Liquid crystals comprising hydrogen-bonded organic acids I. Mixtures of non-mesogenic acids, Liquid Crystals, 2000, 27, 3, 371-376, https://doi.org/10.1080/026782900202822 . [all data]


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