PRODUCT NAME: Olmesartan Dimer Ester Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	OLM-017
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1040250-19-8
Mol. Formula	C48H50N12O5
Molecular Wt	874.99
IUPAC	4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4- yl]methyl]-1H-imidazole-5-carboxylic acid 1-[5-carboxy-2-propyl-1-[[2
Synonyms	4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic Acid 1-[5-Carboxy-2-propyl-1-[[2'-(2H-tetrazol-5-yl) [1,1'-biphenyl]-4-yl]methyl]-1H-imidazol-4-yl]-1-methylethyl Ester
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	White 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	ACN:H2O(8:2)
Purity	NLT 95% BY HPLC
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