Cyclopropylacetylene
- Formula: C5H6
- Molecular weight: 66.1011
- IUPAC Standard InChI: InChI=1S/C5H6/c1-2-5-3-4-5/h1,5H,3-4H2
- IUPAC Standard InChIKey: NPTDXPDGUHAFKC-UHFFFAOYSA-N
- CAS Registry Number: 6746-94-7
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Cyclopropane,ethynyl-; Cyclopropylacethylene; ethynyl cyclopropane
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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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 30.9 ± 1.5 | kJ/mol | V | Lebedeva, Gutner, et al., 1977 | ALS |
| ΔvapH° | 30.9 | kJ/mol | N/A | Lebedeva, Gutner, et al., 1977 | DRB |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 31.1 | 305. | A | Stephenson and Malanowski, 1987 | Based on data from 290. to 320. K.; AC |
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.
Lebedeva, Gutner, et al., 1977
Lebedeva, N.D.; Gutner, N.M.; Nazarova, L.F.,
Enthalpies of burning and the formation of some substituted derivatives of cyclopropane,
Termodin. Org. Soedin., 1977, 26-29. [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]
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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