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Heptane, 4-propyl-

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

Quantity Value Units Method Reference Comment
Tboil430.KN/AChallenger and Pantony, 1954Uncertainty assigned by TRC = 4. K; TRC
Tboil435.KN/APetrov and Chernyshev, 1949Uncertainty assigned by TRC = 6. K; TRC
Tboil435.0KN/AButler, 1941Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Deltavap11.6kcal/molN/AReid, 1972AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
10.5346.A,MGStephenson and Malanowski, 1987Based on data from 331. - 430. K. See also Schiessler and Whitmore, 1955.; AC

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.

Challenger and Pantony, 1954
Challenger, F.; Pantony, D.A., The Synthesis and Properties of Tertiary Methanes, J. Inst. Pet., 1954, 40, 37. [all data]

Petrov and Chernyshev, 1949
Petrov, A.D.; Chernyshev, E.A., Synthesis of 4,4-Dipropylheptane, Dokl. Akad. Nauk SSSR, 1949, 67, 1045. [all data]

Butler, 1941
Butler, J.M., , Ph.D. Thesis, Ohio State Univ., Columbus, OH, 1941. [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]

Schiessler and Whitmore, 1955
Schiessler, R.W.; Whitmore, F.C., Properties of High Molecular Weight Hydrocarbons, Ind. Eng. Chem., 1955, 47, 8, 1660-1665, https://doi.org/10.1021/ie50548a054 . [all data]


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