Heptane, 4-propyl-
- Formula: C10H22
- Molecular weight: 142.2817
- IUPAC Standard InChI: InChI=1S/C10H22/c1-4-7-10(8-5-2)9-6-3/h10H,4-9H2,1-3H3
- IUPAC Standard InChIKey: ABYGSZMCWVXFCQ-UHFFFAOYSA-N
- CAS Registry Number: 3178-29-8
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 4-Propylheptane
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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, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 430. | K | N/A | Challenger and Pantony, 1954 | Uncertainty assigned by TRC = 4. K; TRC |
| Tboil | 435. | K | N/A | Petrov and Chernyshev, 1949 | Uncertainty assigned by TRC = 6. K; TRC |
| Tboil | 435.0 | K | N/A | Butler, 1941 | Uncertainty assigned by TRC = 0.6 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 48.5 | kJ/mol | N/A | Reid, 1972 | AC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 44.1 | 346. | A,MG | Stephenson and Malanowski, 1987 | Based on data from 331. to 430. K. See also Schiessler and Whitmore, 1955.; AC |
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.
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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point 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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