but-1-ene

100%

Structural formula of but-1-ene

but-1-ene, but-1-ene, 1-butene, 1-butylene, ethylethylene, α-butylene

But-1-ene is a colorless gas and one of the isomers of butene.

H220

H221

H280

P210

P377

P381

P403

P410+P403

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Physical characteristics

Molecular mass	56.1
Density	620 g/m³
Melting point	-185 ℃-302 ℉87.8 K
Boiling point	-6.47 ℃20.4 ℉267 K
Flash point	-79.1 ℃-110 ℉194 K
Fire point	385 ℃725 ℉658 K
Partition coeff. (logP)	2.4
Solubility (water)	0.0394 mol/L2.21 g/L
Solubility (benzene)	Soluble
Solubility (ethoxyethane)	Soluble
Solubility (ethanol)	Soluble

Synthesis of but-1-ene

butan-1-ol → but-1-ene + water

Compound added to the database on November 6, 2020, last modified on August 11, 2022.