PRODUCT NAME: Pregabalin EP Impurity D
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	PRG-011
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	4118-51-8
Mol. Formula	C11 H14 O3
Molecular Wt	194.23 g/mol
IUPAC	1-Methylethyl (2RS)-2-hydroxy-2-phenylacetate
Synonyms	Isopropyl DL-Mandelate; (+/-)-Mandelic acid isopropyl ester; Isopropyl 2-hydroxy-2-phenylacetate
Long Term Storage Condition	2-8 °C for long term storage
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 (Slightly), Methanol (Sparingly)
Purity	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