Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Benzoic acid, 4-methyl-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltafsolid-102.6 ± 0.36kcal/molCcbColomina, Jimenez, et al., 1986see Colomina, Boned, et al., 1961; ALS
Deltafsolid-102.58 ± 0.26kcal/molCcbCorral, 1960Different experiments; ALS
Deltafsolid-101.17 ± 0.90kcal/molCcbBreitenbach and Derkosch, 1951Reanalyzed by Cox and Pilcher, 1970, Original value = -101.0 kcal/mol; ALS
Quantity Value Units Method Reference Comment
Deltacsolid-923.1 ± 0.2kcal/molCcbColomina, Jimenez, et al., 1986see Colomina, Boned, et al., 1961; Corresponding «DELTA»fsolid = -102.6 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacsolid-923.10 ± 0.22kcal/molCcbCorral, 1960Different experiments; Corresponding «DELTA»fsolid = -102.57 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Deltacsolid-924.5kcal/molCcbBreitenbach and Derkosch, 1951Corresponding «DELTA»fsolid = -101.2 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
40.39298.Andrews, Lynn, et al., 1926T = 22 to 225 C.; DH

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.

Colomina, Jimenez, et al., 1986
Colomina, M.; Jimenez, P.; Roux, M.V.; Turrion, C., Propiedades termoquimicas de derivados del acido benzoico. XIII. Presiones de vapor y entalpias de sublimacion y formacion de los acidos toluicos, An. Quim., 1986, 82, 126-130. [all data]

Colomina, Boned, et al., 1961
Colomina, M.; Boned, M.L.; Turrion, C., Investigaciones termoquimicas sobre los acidos alquilbenzoicos. I. Acidos toluicos, An. Fis. Quim., 1961, 57, 655-664. [all data]

Corral, 1960
Corral, L.B., Investigaciones termoquimicas sobre los acidos toluicos y dimetilbenzoicos, Rev. R. Acad. Cienc., 1960, 54, 365-403. [all data]

Breitenbach and Derkosch, 1951
Breitenbach, J.W.; Derkosch, J., Verbrennungswarmen von peroxyden und verwandten verbindungen sowie von polystrolen, Monatsh. Chem., 1951, 82, 177-179. [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]

Andrews, Lynn, et al., 1926
Andrews, D.H.; Lynn, G.; Johnston, J., The heat capacities and heat of crystallization of some isomeric aromatic compounds, J. Am. Chem. Soc., 1926, 48, 1274-1287. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, References