3-Heptene, (E)-
- Formula: C7H14
- Molecular weight: 98.1861
- IUPAC Standard InChI: InChI=1S/C7H14/c1-3-5-7-6-4-2/h5,7H,3-4,6H2,1-2H3/b7-5+
- IUPAC Standard InChIKey: WZHKDGJSXCTSCK-FNORWQNLSA-N
- CAS Registry Number: 14686-14-7
- 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. - Stereoisomers:
- Other names: (E)-3-Heptene; trans-3-Heptene; 3-C7H14; (E)-hept-3-ene
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Gas phase thermochemistry data
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Donald R. Burgess, Jr.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -73.2 | kJ/mol | N/A | Wiberg, Wasserman, et al., 1984 | Value computed using ΔfHliquid° value of -108.4±0.63 kj/mol from Wiberg, Wasserman, et al., 1984 and ΔvapH° value of 35.2 kj/mol from alkenes correlation. |
| ΔfH°gas | -72.6 ± 0.7 | kJ/mol | Eqk | Wiberg, Wasserman, et al., 1984 | Value computed using ΔfHliquid° from Wiberg, Wasserman, et al., 1984 and ΔvapH° value of 35.8 kJ/mol from Steele and Chirico, 1993. |
| ΔfH°gas | -74.1 | kJ/mol | N/A | Good, 1976 | Value computed using ΔfHliquid° value of -109.3±1 kj/mol from Good, 1976 and ΔvapH° value of 35.2 kj/mol from alkenes correlation. |
| ΔfH°gas | -73.5 ± 1.0 | kJ/mol | Ccb | Good, 1976 | Value computed using ΔfHliquid° from Good, 1976 and ΔvapH° value of 35.8 kJ/mol from Steele and Chirico, 1993. |
References
Go To: Top, Gas phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wiberg, Wasserman, et al., 1984
Wiberg, K.B.; Wasserman, D.J.; Martin, E.,
Enthalpies of hydration of alkenes. 2. The n-heptenes and n-pentenes,
J. Phys. Chem., 1984, 88, 3684-3688. [all data]
Steele and Chirico, 1993
Steele, W.V.; Chirico, R.D.,
Thermodynamic properties of alkenes (mono-olefins larger than C4),
J. Phys. Chem. Ref. Data, 1993, 22, 377-430. [all data]
Good, 1976
Good, W.D.,
The enthalpies of formation of five isomeric heptenes,
J. Chem. Thermodyn., 1976, 8, 67-71. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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