PRODUCT NAME: Valsartan Desvaleryl Benzyl Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	VAS-020
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	676129-93-4
Mol. Formula	C26H27N5O2
Molecular Wt	441.5 g/mol
IUPAC	(S)-N-(1-Benzyloxycarbonyl-2-methylprop-1-yl)-N-[2'-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]amine
Synonyms	(S)-N-(1-Benzyloxycarbonyl-2-methylprop-1-yl)-N-[2'-(1H-tetrazol-5-yl)-biphenyl-4-ylmethyl]amine;Benzyl ((2'-(2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-L-valinate
Long Term Storage Condition	2-8°C in desiccator
Handling instruction	Sample COA

Test	Results
Appearance	White to off-white crystalline powder
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