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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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil628.2KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Deltasub24. ± 2.kcal/molAVGN/AAverage of 7 values; Individual data points

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
473.20.193Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
15.7540.AStephenson and Malanowski, 1987Based on data from 525. - 631. K. See also Senseman and Nelson, 1923 and Boublik, Fried, et al., 1984.; AC
15.1525.N/ASivaraman, Martin, et al., 1983AC
14.8565.N/ASivaraman, Martin, et al., 1983AC
14.5605.N/ASivaraman, Martin, et al., 1983AC
16.532.N/AMortimer and Murphy, 1923Based on data from 517. - 624. K. See also Boublik, Fried, et al., 1984.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
525.76 - 630.864.144662122.231-115.853Senseman and Nelson, 1923Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kcal/mol) Temperature (K) Method Reference Comment
24.19 ± 0.26355.MEJimenez, Roux, et al., 1990Based on data from 346. - 364. K.; AC

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Method Reference Comment
6.4723518.33N/ASabbah and El Watik, 1992DH
6.5010521.1N/ARadomska and Radomski, 1980DH
6.43518.7DSCLisicki and Jamróz, 2000AC
6.50516.N/ADomalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
12.47521.1Radomska and Radomski, 1980DH


Go To: Top, Phase change data, Notes

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

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]

Senseman and Nelson, 1923
Senseman, C.E.; Nelson, O.A., Vapor Pressures of Carbazol, Observed and Calculated., Ind. Eng. Chem., 1923, 15, 4, 382-383, https://doi.org/10.1021/ie50160a026 . [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Sivaraman, Martin, et al., 1983
Sivaraman, A.; Martin, R.J.; Kobayashi, Riki, A versatile apparatus to study the vapor pressures and heats of vaporization of carbazole, 9-fluorenone and 9-hydroxyfluorene at elevated temperatures, Fluid Phase Equilibria, 1983, 12, 1-2, 175-188, https://doi.org/10.1016/0378-3812(83)85019-5 . [all data]

Mortimer and Murphy, 1923
Mortimer, F. Spencer.; Murphy, Ray v., The Vapor Pressures of Some Substances Found in Coal Tar., Ind. Eng. Chem., 1923, 15, 11, 1140-1142, https://doi.org/10.1021/ie50167a012 . [all data]

Jimenez, Roux, et al., 1990
Jimenez, P.; Roux, M.V.; Turrion, C., Thermochemical properties of N-heterocyclic compounds. III. Enthalpies of combustion, vapour pressures and enthalpies of sublimation, and enthalpies of formation of 9H-carbazole, 9-methylcarbazole, and 9-ethylcarbazole, J. Chem. Thermodyn., 1990, 22, 721-726. [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]

Radomska and Radomski, 1980
Radomska, M.; Radomski, R., Calorimetric studies of binary systems of 1,3,5-trinitrobenzene with naphthalene, anthracene, and carbazole. I. Phase transitions and heat capacities of the pure components and charge-transfer complexes, Thermochim. Acta, 1980, 40, 405-414. [all data]

Lisicki and Jamróz, 2000
Lisicki, Zygmunt; Jamróz, Malgorzata E., (Solid + liquid) equilibria in (polynuclear aromatic+ tertiary amide) systems, The Journal of Chemical Thermodynamics, 2000, 32, 10, 1335-1353, https://doi.org/10.1006/jcht.2000.0685 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


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