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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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil505.KN/AFarchan Laboratories, 1990BS
Tboil506.0KN/AWeast and Grasselli, 1989BS
Tboil501.KN/APetrov, Sergienko, et al., 1956Uncertainty assigned by TRC = 5. K; TRC
Tboil507.0KN/ATilicheev, Peshkov, et al., 1949Uncertainty assigned by TRC = 2. K; TRC
Tboil503.KN/APictet and Potok, 1919Uncertainty assigned by TRC = 8. K; isomer not definitely identified; TRC
Quantity Value Units Method Reference Comment
Tfus250.3 ± 0.8KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Deltavap15.6kcal/molN/AReid, 1972AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
12.9428.AStephenson and Malanowski, 1987Based on data from 413. - 509. K. See also Camin and Rossini, 1955.; 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
415.8 - 505.814.104821674.741-97.936Camin and Rossini, 1955

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:


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.

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]

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]

Petrov, Sergienko, et al., 1956
Petrov, A.A.; Sergienko, S.R.; Tsedilina, A.L.; Egorov, Yu.P., Isomeric conversions of unsaturated hydrocarbons, c(12)-c(16), Khim. Tekhnol. Topl. Masel, 1956, 1, 26-32. [all data]

Tilicheev, Peshkov, et al., 1949
Tilicheev, M.D.; Peshkov, V.P.; Yuganova, S.A., Determination of the purity and identification of 1-alkenes by means of a thermal method, Zh. Anal. Khim., 1949, 4, 298. [all data]

Pictet and Potok, 1919
Pictet, A.; Potok, J., The Distillation of Sodium Stearate and Oleate Under Reduced Pressure and the Origin of Petroleum, Helv. Chim. Acta, 1919, 2, 501. [all data]

Reid, 1972
Reid, Robert C., Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00, AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637 . [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]

Camin and Rossini, 1955
Camin, David L.; Rossini, Frederick D., Physical Properties of Fourteen API Research Hydrocarbons, C 9 to C 15, J. Phys. Chem., 1955, 59, 11, 1173-1179, https://doi.org/10.1021/j150533a014 . [all data]


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