PRODUCT NAME: Anastrozole EP Impurity B
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AST-006
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1216898-82-6
Mol. Formula	C30H31N9
Molecular Wt	517.6 g/mol
IUPAC	(2RS)-2,3-Bis[3-(1-cyano-1-methylethyl)-5-(1H-1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile
Synonyms	2-[3-(1-Cyanoethyl)-5-(1H,1,2,4-triazole-1-ylmethyl)phenyl]-2-methylpropionitrile;α1,α1,α3-Trimethyl-5-(1H-1,2,4-triazol-1-ylmethyl)-1,3-benzenediacetonitrile; Desmethyl anastrozole; 2-[3-[(1RS)-1-cyanoethyl]-5-(1H-1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile (USP)
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	Pale Yellow Oil
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
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