Butane - C₄H₁₀

Butane is a colourless, highly flammable gas that is liquefied at -0.3°C. It occurs in natural gas and crude oil.

It is used for gasoline blending and is a key ingredient in the production of synthetic rubber.

Properties

Molecular weight   58.12 g/mol

Solid phase   Melting point: -140 to -134 °C

Liquid phase   Boiling point: -1 to 1 °C