Isoprene

2-methylbuta-1,3-diene, β-methylbivinyl, isopentadiene, 2-methyl-1,3-butadiene, 2-methylbutadiene

How to detect Isoprene

Formula: C5H8 | CAS: 78-79-5

Synonyms: 2-methylbuta-1,3-diene, β-methylbivinyl, isopentadiene, 2-methyl-1,3-butadiene, 2-methylbutadiene

Specification

Specification Value/Information
Formula C5H8
CAS no. 78-79-5
Gas Response Factor, 11.7 eV 0.57
Gas Response Factor, 10.6 eV 0.9
Gas Response Factor, 10.0 eV 1
ppm per mg/m⁻³, (20 °C, 1 bar) 0.353
Specification Value/Information
Molecular Weight, g/mole 68.0
Melting point, °C -142
Boiling point, °C 30
Density, g.cm⁻³ 0.685
Ionisation Energy, eV 8.85

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