Tetraheptacontane
- Formula: C74H150
- Molecular weight: 1039.9828
- CAS Registry Number: 7667-85-8
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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 by: William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 356.2 ± 0.1 | kJ/mol | CGC | Chickos, Wang, et al., 2008 | Based on data from 323. to 523. K. |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 178.2 | 691. | A,E | Stephenson and Malanowski, 1987 | Based on data from 676. to 936. K. See also Kudchadker and Zwolinski, 1966. |
References
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.
Chickos, Wang, et al., 2008
Chickos, James; Wang, Tracy; Sharma, Esseim,
Hypothetical Thermodynamic Properties: Vapor Pressures and Vaporization Enthalpies of the Even n -Alkanes from C 40 to C 76 at T = 298.15 K by Correlation-Gas Chromatography. Are the Vaporization Enthalpies a Linear Function of Carbon Number?,
J. Chem. Eng. Data, 2008, 53, 2, 481-491, https://doi.org/10.1021/je7005852
. [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]
Kudchadker and Zwolinski, 1966
Kudchadker, A.P.; Zwolinski, B.J.,
Vapor Pressure and Boiling Points of Normal Alkanes, C 21 to C 100 .,
J. Chem. Eng. Data, 1966, 11, 2, 253-255, https://doi.org/10.1021/je60029a039
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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