 Home > Encyclopedia > Butene

Butene

Butene structure

CAS No:
25167-67-3
Formula:
C4H8
Chemical Name:
Butene
Synonyms:
Butene;n-Butene;Butylene;n-Butylene
Categories:
Organic Chemistry > Hydrocarbons and Derivatives

Request for Quotation

Description

A colorless liquefied petroleum gas. Soluble in most organic solvents; insoluble in water.

Butene Basic Attributes

Molecular Weight：

56.108

Exact Mass：

56.06260

EC Number：

246-689-3

HScode：

2901231000

Characteristics

PSA：

XLogP3：

2.40

Density：

0.577 at 25 deg C/4 deg C

Melting Point：

-145 °C

Boiling Point：

-1.3 °C

Flash Point：

Flammable gas

Water Solubility：

Solubility in water: none

Vapor Pressure：

Vapour pressure, kPa at 21°C: 464

Vapor Density：

Relative vapour density (air = 1): 1.93

Flammability characteristics：

In case of heat, open flames and oxidants are flammable; thermal decomposition emits toxic and spicy irritation

Explosive limit：

vol% in air: 1.60.0

Safety Information

Hazard category：

Transport codes：

1012

hazard class code：

safety instructions：

(2)-9-16-33

Marks：

F+

Storage features：

Storehouse ventilated at low temperature and dry; stored separately from oxidant; aluminum tetrahydroborate;

Explosive characteristics：

Moderate explosion hazard; explosive when mixed with aluminum tetrahydroborate

Stability/Shelf Life：

Stable

Precautionary statement(s)：

P210, P377, P381, P403

Hazard Statements：

H220

Butene Use and Manufacturing

Polymer and alkylate gasoline; polybutenes; butadiene; intermediate for C 4 and C 5 aldehy- des, alcohols, and other derivatives; production of maleic anhydride by catalytic oxidation.

Downstream Products

Fumaric acid