Pregabalin IP/BP/USP

General Information

CAS Number Molecular Formula Molecular Weight
148553-50-8 C8H17NO2 159.23 g/mol

Specifications

Sr. No. Test Parameter Specification
01. Description A White to Off White Powder.
02. Solubility Sparingly Soluble in water
03. Identification A - Determine by IR
B - Determine by HPLC
04. Enantiomeric Purity (HPLC) Impurity-B: Maximum 0.15%
05. Related Substances by HPLC
Test A
(Polar impurities)
Impurities-C: Maximum 0.10%
Test B
(Non-Polar impurities)
Impurities-A: Maximum 0.15%
Impurities-D: Maximum 0.15%
Unspecified Non-Polar Impurity: Maximum 0.10%
Total Impurities Test A and B: Maximum 0.5%
06. Sulphated Ash NMT 0.1%
07. Heavy Metals NMT 20 ppm
08. LOD (Loss on Drying) NMT 0.5%
09. Assay by HPLC
(Anhydrous substance)
Between 98.0% to 102.0%
10. Total Plate Count ≤1000 CFU/g
11. Mould and Yeast ≤100 CFU/g
12. Escherichia coli Absent in 1 gm
13. Salmonella Absent in 10 gm