Azilsartan Impurities

Azilsartan Impurities

1.Impurity Name : Azilsartan Impurity-8
Chemical Name: Diacetyl
CAS No:431-03-8

2.Impurity Name : Azilsartan Impurity-7 (2-EHA)
Chemical Name: 2-ethylhexanoic acid
CAS No : 149-57-5

3.Impurity Name: Azilsartan Impurity-1 (ARA-3)
Chemical Name: 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-carboxylic acid
CAS No : 147403-03-0

4.Impurity Name: Azilsartan Impurity-3 (Methyl Ester)
Chemical Name:Methyl 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

5.Impurity Name: Azilsartan Impurity-2 (ARA-2)
Chemical Name: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

6.Impurity Name:Azilsartan Impurity-5 (Bis imp.)
Chemical Name: (5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 2-ethoxy-1-((2'-(4-((5-methyl-2-oxo-1,3-dioxol-4-yl)methyl)-5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate

7.Impurity Name:Azilsartan Impurity-6 (Des-Ethyl)
Chemical Name:(5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 2-hydroxy-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.

We will Provide COA, HPLC, MASS, NMR along with material.