Isobutylene

2-methylprop-1-ene, isobutene, 2-methyl propene, 1,1-dimethylethene, isopropylidenemethylene

How to detect Isobutylene

Formula: C4H8 | CAS: 115-11-7

Synonyms: 2-methylprop-1-ene, isobutene, 2-methyl propene, 1,1-dimethylethene, isopropylidenemethylene

Isobutylene is used as a dye in printing inks, solubiliser for textile dyes. It is used as an extractant in drug manufacture. Products made from isobutylene include butyl rubber, diisobutyl esters used as lubricants and antiknock MTBE.

Specification

Specification Value/Information
Formula C4H8
CAS no. 115-11-7
Gas Response Factor, 11.7 eV 1
Gas Response Factor, 10.6 eV 1
Gas Response Factor, 10.0 eV 1
ppm per mg/m⁻³, (20 °C, 1 bar) 0.429
Molecular Weight, g/mole 56.1
Specification Value/Information
Melting point, °C '-140
Boiling point, °C '-7
Flash point, °C '-76
Upper Explosive Limit, % 9.6
Lower Explosive Limit, % 1.6
Density, g.cm⁻³ 0.589
Ionisation Energy, eV 9.239

Isobutylene

How to detect Isobutylene

Formula: | CAS:


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Specification


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