Ethynol
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- This article incorporates information from the revision as of 2009-12-16 of the equivalent article on the Swedish Wikipedia.
| Ethynol | |
|---|---|
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| Systematic name Ethynol[1] | |
| Other names Ynol, ethynylalcohol, hydroxyacetylene | |
| Identifiers | |
| CAS number | 32038-79-2  |
| PubChem | 123441 |
| ChemSpider | 110037  |
| Jmol-3D images | Image 1 Image 2 |
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| Properties | |
| Molecular formula | C2H2O |
| Molar mass | 42.04 g mol−1 |
| Density | 0.981g/cm |
| Boiling point | 77.1 °C @ 760mmHg |
| Hazards | |
| Flash point | 14.7 °C; 58.5 °F; 287.8 K |
| Thermochemistry | |
| Std enthalpy of formation ΔfH |
41.6 kJ mol-1 |
| (verify) (what is: /?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa) | |
| Infobox references | |
Ethynol is an alcohol (ynol) with the formula C2H2O. It is the much less stable tautomer of ethenone.
At low temperature in a solid argon matrix it is possible to isomerize ethenone to form ethynol.[2][3]
See also
- Ethanol (ethyl alcohol)
- Ethenol (vinyl alcohol)
- Acetylenediol
References
- ↑ "Ethynol". The PubChem Project. USA: National Center for Biotechnology Information.
- ↑ Hochstrasser, Remo; Wirz, Jakob (1990). "Reversible Photoisomerisierung von Keten zu Ethinol". Angewandte Chemie 102 (4): 454. doi:10.1002/ange.19901020438.
- ↑ Hochstrasser, Remo; Wirz, Jakob (1989). "Ethinol: Photochemische Erzeugung in einer Argonmatrix, IR-Spektrum und Photoisomerisierung zu Keten". Angewandte Chemie 101 (2): 183. doi:10.1002/ange.19891010209.
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