| CAS Number | 79-41-4 |
| Catalog Description | Methacrylic acid, 99%, stabilized |
| Synonym | 2-Methylacrylic acid |
| Synonym | 2-Methylpropenoic acid |
| MDL Number | MFCD00002651 |
| Linear formula | H2C=C(CH3)COOH |
| Master Molecular formula | C4H6O2 |
| Melting point in C | 12-16° |
| Boiling point in C | 163° |
| Flash point in C | 65° |
| Flash point in F | 149° |
| Density | 1.015 |
| Refractive Index | 1.431 |
| Merck Number | 14,5941 |
| Beilstein | 1719937 |
| Sensitivity | Moisture Sensitive |
| EC Number | 201-204-4 |
| Shipping | Hazardous for shipping |
| CAS Number | 79-41-4 |
| UN# | UN2531 |
| Haz Class | 8 |
| Packing Group | II |
| Signal Word | Danger |
| Pictogram code 1 |
|
| H Phrases | H314-H302-H312-H227 |
| P Phrases | P210-P303+P361+P353-P305+P351+P338-P310-P405-P501A |
| TSCA | Yes |
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