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Formula: C4H8

Cis-2-butene is a colorless, flammable, liquefied gas with a slight aromatic odor. It is part of the alkene group of hydrocarbons.

It is an acyclic alkene with four carbon atoms. It is a petrochemical, produced by the catalytic cracking of crude oil or the dimerization of ethylene. Its main uses are in the production of gasoline (petrol) and butadiene.



Further Specifications

Cylinder Sizes

  • serve as intermediates in the preparation of a variety of organic compounds.
Grade 2
Purity 99.0%
Other Hydrocarbons < 1%
Sulfur <1 ppmv
Moisture < 5 ppmv
Total Impurities < 1%
Chemical & Physical Properties
Molecular Weight 56.11
Specific Volume 6.7 cu. ft/lb
Pressure @ 70°F 13 psig
Flammability Limits 1.6 - 9.7 % in Air
Valve Outlet CGA 510 LB CGA 170
Cylinder Size Fill Weight (lb)
1/2 Ton 570
LP30 136
LP15 81
LP05 27
LP01 6
49/Size 300 55
44L/Size 200 50
16L/Size 80 18
7L/Size 35 8

**Moisture level guaranteed only when Electronic Fluorocarbons prepares the cylinders.
All concentrations are on a mol/mol basis unless otherwise stated.
This product is analyzed liquid phase.
Product sold on the basis of total impurities. Individual impurities may vary slightly.

*This gas not available for purchase online.