Pentanedioic acid,3-hydroxy-3-methyl- cas no:503-49-1

NamePentanedioic acid,3-hydroxy-3-methyl-
CAS503-49-1
SynonymsGlutaricacid, 3-hydroxy-3-methyl- (6CI,7CI,8CI); 3-Hydroxy-3-methylglutaric acid;3-Hydroxy-3-methylpentanedioic acid; 3-Methyl-3-hydroxyglutaric acid;3-Methyl-3-hydroxypentanedioic acid; CB 337; Dicrotalic acid; HMG; HMGA;Lipoglutaren; Medroglutaric acid; Meglutol; Mevalon; NSC 361411; b-Hydroxy-b-methylglutaric acid
EINECS(EC#)207-971-1
Molecular FormulaC6H10 O5
Molecular Weight162.16

AppearanceOff-white powder with chunks
refractive index1.512
storage temp−20°C

Hazard Xi
Risk 36/37/38
Safety

Moderately toxic by intraperitoneal route. Mildly toxic by ingestion. Used as an antihyperlipoproteinemic agent. When heated to decomposition it emits acrid smoke and fumes.
 

Hazard Codes of 3-Hydroxy-3-methylpentanedioic acid (CAS NO.503-49-1): Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-36-26
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.

1.		orl-mus LD50:7330 mg/kg		DRFUD4    Drugs of the Future. 3 (1978),114.
2.		ipr-mus LD50:3230 mg/kg		DRFUD4    Drugs of the Future. 3 (1978),114.