乙烯基乙炔
Vinyl acetylene · Винилацетилен · Vinilasetilen · Butenin · Βουτενίνιο · وینیلاستیلن · Vinylacétylène · Vinilacetilén · Vinil acetilene · ビニルアセチレン · Винилацетилен · Винилацетилен
| CAS | 689-97-4 |
|---|---|
| EC | 211-713-3 |
| UN | 1954 |
| 分子式 | C4H4 |
| 摩尔质量 | 52.07 g/mol |
| 气体或蒸气的相对密度（空气 = 1） | 1.8 |
| GHS | 危险 · H220, H280 |
Butenyne is an acyclic olefin, an acyclic acetylene, an enyne and a terminal acetylenic compound. 1-buten-3-yne appears as a colorless gas or liquid. Derived by the dimerization of acetylene. Used in the synthesis of neoprene and for other organic syntheses.