Butanedioic acid,2-methyl- cas no:498-21-5
Synonyms: Butanedioicacid, methyl- (9CI);Pyrotartaric acid (6CI);Succinic acid, methyl- (8CI);1,2-Propanedicarboxylic acid;2-Methylbutane-1,4-dioic acid;2-Methylbutanedioic acid;DL-Methylbutanedioic acid;DL-Methylsuccinic acid;DL-a-Methylsuccinic acid;Methylbutanedioic acid;Methylsuccinic acid;NSC 5276;R,S-2-Methylbutanedioicacid;
NameButanedioic acid,2-methyl-
CAS498-21-5
SynonymsButanedioicacid, methyl- (9CI);Pyrotartaric acid (6CI);Succinic acid, methyl- (8CI);1,2-Propanedicarboxylic acid;2-Methylbutane-1,4-dioic acid;2-Methylbutanedioic acid;DL-Methylbutanedioic acid;DL-Methylsuccinic acid;DL-a-Methylsuccinic acid;Methylbutanedioic acid;Methylsuccinic acid;NSC 5276;R,S-2-Methylbutanedioicacid;
EINECS(EC#)207-857-1
Molecular FormulaC5H8O4
Molecular Weight132.11
Appearancewhite to beige crystalline powder
refractive index1.474
storage tempStore in a cool, dry place. Store in a tightly closed container.
Hazard Xi:Irritant
Risk R36/37/38
Safety
Safety Information of 2-Methylsuccinic acid (CAS NO.498-21-5):
Hazard Codes: Xi
Risk Statements: 36/37/38
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements: 26-36
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
WGK Germany: 3
ACUTE/CHRONIC HAZARDS: 2-Methylsuccinic acid may be harmful by inhalation, ingestion or skin absorption. When heated to decomposition it emits toxic fumes of carbon monoxide and carbon dioxide.
