Bibliothèque des gaz et solvants
Acide méthacrylique
Methacrylic acid · حمض الميثاكريليك · Metakrilat turşusu · Methacrylsäure · Ácido metacrílico · متاکریلیک اسید · חומצה מתאקרילית · Metakrilsav · Akrilat · Acido metacrilico · メタクリル酸 · 메타크릴산
| CAS | 79-41-4 |
|---|---|
| EC | 201-204-4 |
| UN | 2531 |
| Formule | C4H6O2 |
| Masse molaire | 86,09 g/mol |
| LIE (LEL) | 1,6 % vol |
| LSE (UEL) | 8,8 % vol |
| Point d'éclair | 66,9 °C |
| Température d'auto-inflammation | 400 °C |
| Classe de température | T2 |
| Densité relative du gaz ou de la vapeur (air = 1) | 2,97 |
| GHS | Danger · H302, H312, H314 |
Methacrylic acid is an alpha,beta-unsaturated monocarboxylic acid that is acrylic acid in which the hydrogen at position 2 is substituted by a methyl group. It is functionally related to an acrylic acid. Methacrylic acid appears as a clear colorless liquid (or low-melting solid) with a pungent odor. Corrosive to metals and tissue. Flash point 170 °F.