1-Buten-3-yne, 2-methyl-
- Formula: C5H6
- Molecular weight: 66.1011
- IUPAC Standard InChI: InChI=1S/C5H6/c1-4-5(2)3/h1H,2H2,3H3
- IUPAC Standard InChIKey: BOFLDKIFLIFLJA-UHFFFAOYSA-N
- CAS Registry Number: 78-80-8
- 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: Isopropenylacetylene; CH2=C(CH3)C≡CH; 2-Methyl-1-buten-3-yne; 2-Methylbut-1-en-3-yne; Valylene; 3-Methyl-3-buten-1-yne; 2-Methylbutenyne; 2-Methyl-1-butenyne; 1-Butene-3-yne, 2-methyl-; NSC 9296; 3-Methyl-3-butene-1-yne
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Gas 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 259. | kJ/mol | Ccb | Lebedeva, Ryadnenko, et al., 1977 |
Gas Chromatography
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | Squalane | 27. | 456. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
| Packed | Squalane | 49. | 457. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
| Packed | Squalane | 67. | 457. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
| Packed | Squalane | 86. | 456. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
References
Go To: Top, Gas phase thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lebedeva, Ryadnenko, et al., 1977
Lebedeva, N.D.; Ryadnenko, V.L.; Kiseleva, N.N.; Nazarova, L.F.,
Enthalpy of formation of isopropenylacetylene and diisopropenyldiacetylene,
Vses. Konf. Kalorim. Rasshir. Tezisy Dokl. 7th, 1977, 1, 91-95. [all data]
Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E.,
Variation of the retention index with temperature on squalane substrates,
J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Gas Chromatography, 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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