Methacrylic acid
alpha-Methacrylic acid, 2-methylenepropionic acid, 2-methylpropenoic acid, 2-methyl-2-propenoic acid
Methacrylic acid
Formula: C4H6O2 | CAS: 79-41-4
Synonyms: alpha-Methacrylic acid, 2-methylenepropionic acid, 2-methylpropenoic acid, 2-methyl-2-propenoic acid
Specification
| Specification | Value/Information |
|---|---|
| Formula | C4H6O2 |
| CAS no. | 79-41-4 |
| Gas Response Factor, 11.7 eV | NA |
| Gas Response Factor, 10.6 eV | 2.3 |
| Gas Response Factor, 10.0 eV | NA |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 0.26 |
| Molecular Weight, g/mole | 86.0 |
| Melting point, °C | 16 |
| Boiling point, °C | 163 |
| Flash point, °C | 77.2 |
| Specification | Value/Information |
|---|---|
| Lower Explosive Limit, % | 1.6 |
| Density, g.cm⁻³ | 1.015 |
| Ionisation Energy, eV | 10.15 |
| EH40 TWA, ppm | 20 |
| EH40 TWA, mg.m⁻³ | 72 |
| EH40 STEL, ppm | 40 |
| EH40 STEL, mg.m⁻³ | 143 |
| NIOSH ST, ppm | 20 |
| NIOSH TWA REL, ppm | 70 |
| NIOSH IDLH, ppm | ND |
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