PRODUCT NAME: Azilsartan Ethyl Impurity
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	AZS-007
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	1403474-70-3
Mol. Formula	C27H24N4O5
Molecular Wt	484.50 g/mol
IUPAC	ethyl 2-ethoxy-3-[[4-[2-(5-oxo-4H-1,2,4-oxadiazol-3-yl)phenyl]phenyl]methyl]benzimidazole-4-carboxylate
Synonyms	Ethyl 2-ethoxy-1-((2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate; Ethyl 1-[[2’-(2,5-Dihydro-5-oxo-1,2,4-oxadiazol-3-yl)[1,1’-biphenyl]-4-yl]methyl]-2-ethoxy-1H-benzimidazole-7-carboxylate; Azilsartan Kamedoxomil Impurity; ethyl 2-ethoxy-1-((2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate; Azilsartan kamedoxomil Impurity F
Long Term Storage Condition	2-8°C Refrigerator
Handling instruction	Sample COA

Test	Results
Appearance	SolidWhite to Light Yellow
Identification by 13C NMR	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Soluble in DMSO, Methanol
Purity	NLT 95%
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