Nom de l'article:
Methacrylic acid
Description:
Methacrylic acid is an organic , colorless, viscous liquid with an acrid unpleasant odor, it is produced industrially on a large scale and its chemical formula C4H6O2.
Groupe:
Intermediates
Numéro CAS:
79-41-4
Numéro EC:
201-204-4
Synonymes:
.alpha.-Methylacrylicacid, 2-Methyl-2-propenoic acid, 2-methyl-2-Propenoicacid, 2-Methyl-2-propensαure, 2-methyl-acrylicaci, 2-methylene-propionicaci, 2-methylenepropionicacid, 2-Methylpropencicacid, Methacrylic acid, Methacrylic acid, 2-Propionic acid, 2-methyl, >99.5%, Methacrylic Acid (see RM02495), Methacrylic Acid, Glacial Methacrylic Acid, Methacrylic based hydroxy containing polymer, 2-Propionic acid, 2-methyl; alpha methacrylic acid, Methacrylic Acid, 2-Methyl 2-propenoic acid, >99%, stabilised with 250ppm MEHQ, Methacrylic Acid, Methacrylic acid, 2-Methyl 2-propenoic acid, 100%, GLACIAL METHACRYLIC ACID GMAA (1037)
Applications:
Personal Care, Paint, Adhesive, Automotive Care, Building Material, Food, Pesticide, Textile
Nom d’après UICPA:
2-methylprop-2-enoic acid
Formule moléculaire:
C4H6O2
Masse moléculaire:
86.09 g/mol
Point d’ébullition:
163ºC
Point d’éclair:
76ºC
Point de fusion:
16ºC
Solubilité:
In water solubility, 89 g/L at 20 deg C
Densité:
1.015g/mLat 25°C(lit.)
Classe de danger:
8
Code SH:
2916130010
RID/ADR:
UN 2531
Déclarations de risques:
R21/22; R35
Déclaration de dangers:
H302 + H332; H311; H314; H335
Mise en garde:
P261; P280; P301 + P312 + P330; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338
Signaux:
Danger