3D model (JSmol)
CompTox Dashboard (EPA)
|Molar mass||54.091 g/mol|
|Density||0.6783 g cm−3|
|Melting point||−125.7 °C (−194.3 °F; 147.5 K)|
|Boiling point||8.08 °C (46.54 °F; 281.23 K)|
|GHS signal word||Danger|
|P210, P377, P381, P403, P403|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|what is ?)(|
1-Butyne, also known as ethylacetylene, but-1-yne, ethylethyne, and UN 2452, is an extremely flammable and reactive alkyne with chemical formula C4H6 and CAS number 107-00-6 that is used in the synthesis of organic compounds. It occurs as a colorless gas.
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