PRODUCT NAME: Pregabalin Lactam impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	PRG-003
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	181289-23-6
Mol. Formula	C₈H₁₅NO
Molecular Wt	141.21
Synonyms	(S)-4-(2-Methylpropyl)-2-pyrrolidinone; (S)-4-(Isobutyl)pyrrolidin-2-one; Pregabalin EP impurity A
Long Term Storage Condition	Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	White to Off-White Low-Melting Solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Chloroform, Ethyl Acetate (Slightly)
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption