cis-Cycloheptene
- Formula: C7H12
- Molecular weight: 96.1702
- IUPAC Standard InChI: InChI=1S/C7H12/c1-2-4-6-7-5-3-1/h1-2H,3-7H2
- IUPAC Standard InChIKey: ZXIJMRYMVAMXQP-UHFFFAOYSA-N
- CAS Registry Number: 45509-99-7
- Chemical structure:
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Condensed phase thermochemistry 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: Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°liquid | 57.60 | cal/mol*K | N/A | Lebedev and Smirnova, 1989 |
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 41.04 | 298.15 | Lebedev and Smirnova, 1989 | T = 0 to 310 K. |
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: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 1.690 | 154.22 | crystaline, III | crystaline, II | Lebedev and Smirnova, 1989 | |
| 0.174 | 208.26 | crystaline, II | crystaline, I | Lebedev and Smirnova, 1989 | |
| 0.196 | 217.75 | crystaline, I | liquid | Lebedev and Smirnova, 1989 |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 10.9 | 154.22 | crystaline, III | crystaline, II | Lebedev and Smirnova, 1989 | |
| 0.84 | 208.26 | crystaline, II | crystaline, I | Lebedev and Smirnova, 1989 | |
| 0.98 | 217.75 | crystaline, I | liquid | Lebedev and Smirnova, 1989 |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lebedev and Smirnova, 1989
Lebedev, B.V.; Smirnova, N.N.,
Thermodynamics of cis-cycloheptene at 0-310 K,
Zhur. Fiz. Khim., 1989, 63, 1444-1450. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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