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 | 1.00 |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 0.353 |
| Molecular Weight, g/mole | 68.2 |
| Specification | Value/Information |
|---|---|
| Melting point, °C | -146 |
| Boiling point, °C | 34 |
| Flash point, °C | -54 |
| Upper Explosive Limit, % | 9.7 |
| Lower Explosive Limit, % | 1 |
| Density, g.cm⁻³ | 0.685 |
| Ionisation Energy, eV | 8.85 |