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Trans-2-butene

Trans-2-butene

description
Trans-2-butene (C4H8) is a colorless, flammable, weakly anesthetic, liquefied gas with a slight aroma.

specification
purity,% 99.30%
1,2 butadiene ≤ 100 ppm 
Cis-2-butene ≤ 0.32%
1-butene ≤ 0.2% 
1-butyne ≤ 100 ppm 
Moisture ≤ 1 ppm
sulfur ≤ 0.5 ppm

transport
DOT shipping name liquefied petroleum gas
DOT classification 2.1
DOT tag flammable gas
UN NO. UN 1075
CAS No. 624-64-6
CGA/BS341/DIN477 510/NO.4/NO.1
Transportation status Liquefied gas

Technical Information
Cylinder condition @ 21.1°C  liquid
Burning limit in the air 1.8-9.7%
Auto-ignition temperature ( °C ) 323.9
Molecular weight ( g / mol ) 56.108
Specific gravity (air = 1) 1.937
Critical temperature ( °C ) 155.48
Critical pressure ( psig ) 580.25

application
Used in halogenation and alkylation processes.

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