Benzoic acid, 4-iodo-

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Gas 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
Δfgas-51.53 ± 0.31kcal/molCcrSabbah and Rojas Aguilar, 1996 
Δfgas-54.5 ± 1.4kcal/molCcbSmith, 1956Heat of formation derived by Cox and Pilcher, 1970

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
Δfliquid-75.5 ± 1.0kcal/molCcbSmith, 1956Heat of formation derived by Cox and Pilcher, 1970
Quantity Value Units Method Reference Comment
Δfsolid-75.26 ± 0.31kcal/molCcrSabbah and Rojas Aguilar, 1996 
Quantity Value Units Method Reference Comment
Δcsolid-753.87 ± 0.31kcal/molCcrSabbah and Rojas Aguilar, 1996 
Δcsolid-753.5 ± 0.8kcal/molCcbSmith, 1956 

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple543.70KN/ATan and Sabbah, 1994Uncertainty assigned by TRC = 0.03 K; TRC
Quantity Value Units Method Reference Comment
Δvap21.0 ± 1.0kcal/molVSmith, 1956Heat of formation derived by Cox and Pilcher, 1970; ALS
Quantity Value Units Method Reference Comment
Δsub26.98 ± 0.60kcal/molN/AMonte and Hillesheim, 2000AC
Δsub23.7 ± 0.1kcal/molCTan and Sabbah, 1994, 2See also Sabbah and Aguilar, 1995 and Tan and Sabbah, 1994, 3.; AC

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
26.53 ± 0.1372.MEMonte and Hillesheim, 2000Based on data from 363. to 379. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
8.1119544.74Sabbah and El Watik, 1992DH
8.423543.8Tan and Sabbah, 1994, 3AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes

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

Sabbah and Rojas Aguilar, 1996
Sabbah, R.; Rojas Aguilar, A., Thermodynamic study of the three isomers of bromo and iodobenzoic acids. Part II, Struct. Chem., 1996, 7, 383-390. [all data]

Smith, 1956
Smith, L., Corrected heats of combustion of organic iodine compounds, Acta Chem. Scand., 1956, 10, 884-886. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Tan and Sabbah, 1994
Tan, Z.-C.; Sabbah, R., Thermodynamic study of the three isomers of iodobenzoic acid, Thermochim. Acta, 1994, 231, 109-20. [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]

Tan and Sabbah, 1994, 2
Tan, Z.-C.; Sabbah, R., Thermodynamic study of the three isomers of iodobenzoic acid, Chin. Sci. Bull., 1994, 39, 12, 1003. [all data]

Sabbah and Aguilar, 1995
Sabbah, Raphaël; Aguilar, Aaron Rojas, Étude thermodynamique des trois isomères de l'acide chlorobenzoïque. Partie II, Can. J. Chem., 1995, 73, 9, 1538-1545, https://doi.org/10.1139/v95-191 . [all data]

Tan and Sabbah, 1994, 3
Tan, Zhi-Cheng; Sabbah, Raphaël, Thermodynamic study of the three isomers of iodobenzoic acid, Thermochimica Acta, 1994, 231, 109-120, https://doi.org/10.1016/0040-6031(94)80012-X . [all data]

Sabbah and El Watik, 1992
Sabbah, R.; El Watik, L., New reference materials for the calibration (temperature and energy) of differential thermal analysers and scanning calorimeters, J. Therm. Anal., 1992, 38(4), 855-863. [all data]


Notes

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