Cyclopentene, 3-methyl-
- Formula: C6H10
- Molecular weight: 82.1436
- IUPAC Standard InChIKey: CXOZQHPXKPDQGT-UHFFFAOYSA-N
- CAS Registry Number: 1120-62-3
- 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: 3-Methylcyclopentene; 3-Methylcyclopentene-1; 3-Methyl-1-cyclopentene
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Phase change 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 339. ± 3. | K | AVG | N/A | Average of 12 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 7.42 ± 0.06 | kcal/mol | C | Fuchs and Peacock, 1979 | ALS |
ΔvapH° | 7.41 ± 0.05 | kcal/mol | GCC | Fuchs and Peacock, 1979 | AC |
ΔvapH° | 7.7 ± 0.4 | kcal/mol | V | Labbauf and Rossini, 1961 | Heat of formation derived by Cox and Pilcher, 1970; ALS |
ΔvapH° | 7.86 | kcal/mol | N/A | Labbauf and Rossini, 1961 | DRB |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
7.67 | 278. | A | Stephenson and Malanowski, 1987 | Based on data from 263. to 392. K. See also Dykyj, 1972.; 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.
Fuchs and Peacock, 1979
Fuchs, R.; Peacock, L.A.,
Heats of vaporization and gaseous heats of formation of some five- and six-membered ring alkenes,
Can. J. Chem., 1979, 57, 2302-2304. [all data]
Labbauf and Rossini, 1961
Labbauf, A.; Rossini, F.D.,
Heats of combustion, formation, and hydrogenation of 14 selected cyclomonoolefin hydrocarbons,
J. Phys. Chem., 1961, 65, 476-480. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [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]
Dykyj, 1972
Dykyj, J.,
Petrochemia, 1972, 12, 1, 13. [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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