2-Butyne
Appearance
Names | |
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IUPAC name
But-2-yne
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Other names
Dimethylacetylene
Crotonylene | |
Identifiers | |
3D model (JSmol)
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ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.007.239 |
PubChem CID
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CompTox Dashboard (EPA)
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Properties | |
C4H6 | |
Molar mass | 54.0904 g/mol |
Density | 0.691 g/mL |
Melting point | −32 °C (−26 °F; 241 K) |
Boiling point | 27 °C (81 °F; 300 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Dimethylacetylene (crotonylene or 2-butyne) is an alkyne with chemical formula CH3C≡CCH3. Produced artificially, it is a colorless, volatile, pungent liquid at standard temperature and pressure.
See also
- Ethylacetylene, a geometric isomer
References