Valproic Acid

Parameters Results
Name Valproic Acid
Quality BP/EP/USP
IUPAC Name 2-propylpentanoic acid
Molecular Formula C8H16O2
Molecular Weight 144.211 gm/mol
CAS Number 99-66-1
Physical Appearance A very slightly yellow, clear /slightly viscous liquid
Solubility Very slightly soluble in water, miscible with Alcohol
Identification by IR Absorption Complies the test as per BP/EP/USP
Identification by TLC Complies the test as per BP/EP/USP
Appearance of solution Clear and colorless solution
Sulphated Ash Not more than 0.1%
Heavy Metals Not more than 20 ppm
Related substances by GC
Impurity K
Any individual impurity
Total impurities

Not more than 0.15%
Not more than 0.05%
Not more than 0.2%
Assay Between 99% to 101%