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Benzoic acid, 4-fluoro-

Data at NIST subscription sites:

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Condensed phase thermochemistry 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafsolid-139.8 ± 0.2kcal/molCcrJohnson and Prosen, 1975 
Deltafsolid-139.8kcal/molCcrCox, Gundry, et al., 1964 
Deltafsolid-140.24 ± 0.39kcal/molCcrGood, Scott, et al., 1956Corrected for CODATA value of «DELTA»fH
Quantity Value Units Method Reference Comment
Deltacsolid-732.3 ± 0.2kcal/molCcrJohnson and Prosen, 1975 
Deltacsolid-732.13 ± 0.21kcal/molCcrCox, Gundry, et al., 1964 
Deltacsolid-731.71 ± 0.29kcal/molCcrGood, Scott, et al., 1956Corrected for CODATA value of «DELTA»fH
Deltacsolid-739.65kcal/molCcbSwarts, 1919Not corrected for CODATA value of «DELTA»fH

Reaction thermochemistry data

Go To: Top, Condensed phase thermochemistry data, 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: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C7H4FO2- + Hydrogen cation = Benzoic acid, 4-fluoro-

By formula: C7H4FO2- + H+ = C7H5FO2

Quantity Value Units Method Reference Comment
Deltar337.0 ± 2.1kcal/molG+TSKebarle and McMahon, 1977gas phase
Quantity Value Units Method Reference Comment
Deltar330.0 ± 2.0kcal/molIMREKebarle and McMahon, 1977gas phase

References

Go To: Top, Condensed phase thermochemistry data, Reaction 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]

Kebarle and McMahon, 1977
Kebarle, P.; McMahon, T.B., Intrinsic Acidities of Substituted Phenols and Benzoic Acids Determined by Gas Phase Proton Transfer Equilibria, J. Am. Chem. Soc., 1977, 99, 7, 2222, https://doi.org/10.1021/ja00449a032 . [all data]


Notes

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