olmesartan and its Impurities
It is a derivative of Olmesartan. Olmesartan is an antihypertensive agent, which belongs to the class of medications called angiotensin II receptor blockers. Reference standards of Olmesartan API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


Ethyl 4-acetyl-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylate
Ethyl 4-acetyl-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041002
CAS :
2101308-74-9
Molecular Formula : C44H40N6O3
Molecular Weight : 700.84


1-(4-(2-Hydroxypropan-2-yl)-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazol-5-yl)ethan-1-one
1-(4-(2-Hydroxypropan-2-yl)-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazol-5-yl)ethan-1-one
Catalogue No.:PA 15 0041003
CAS :
1227626-50-7
Molecular Formula : C44H42N6O2
Molecular Weight : 686.86


(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 1-((2'-(2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-(5-(4'-((4-(2-hydroxypropan-2-yl)-5-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-propyl-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazol-1-yl)propan-2-yl)-2-propyl-1H-imidazole-5-carboxylate
(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 1-((2'-(2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-(5-(4'-((4-(2-hydroxypropan-2-yl)-5-(((5-methyl-2-oxo-1,3-dioxol-4-yl)methoxy)carbonyl)-2-propyl-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazol-1-yl)propan-2-yl)-2-propyl-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041004
CAS :
1418133-32-0
Molecular Formula : C58H58N12O11
Molecular Weight : 1099.18


(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-1-((2'-(1-nitroso-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-1-((2'-(1-nitroso-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041005
CAS :
NA
Molecular Formula : C29H29N7O7
Molecular Weight : 587.59


(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-1-((2'-(2-nitroso-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-1-((2'-(2-nitroso-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041008
CAS :
NA
Molecular Formula : C29H29N7O7
Molecular Weight : 587.59


(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-acetyl-1-((2'-(1-nitroso-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
(5-Methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-acetyl-1-((2'-(1-nitroso-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041009
CAS :
NA
Molecular Formula : C28H25N7O7
Molecular Weight : 571.55


Ethyl 4-(2-azidopropan-2-yl)-1-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
Ethyl 4-(2-azidopropan-2-yl)-1-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-2-propyl-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041014
CAS :
NA
Molecular Formula : C26H28N6O2
Molecular Weight : 456.55

![Ethyl 1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4- PA 15 0041015](https://www.pharmaffiliates.com/pimages/PA150041015.jpg)
Ethyl 1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-azidopropan-2-yl)-2-propyl-1H-imidazole-5-carboxylate
Ethyl 1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-azidopropan-2-yl)-2-propyl-1H-imidazole-5-carboxylate
Catalogue No.:PA 15 0041015
CAS :
NA
Molecular Formula : C26H29N9O2
Molecular Weight : 499.58


Ethyl 5-(2-hydroxypropan-2-yl)-2-propyl-1-((2'-(2-trityl-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-4-carboxylate
Ethyl 5-(2-hydroxypropan-2-yl)-2-propyl-1-((2'-(2-trityl-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-4-carboxylate
Catalogue No.:PA 15 0041020
CAS :
2762114-23-6
Molecular Formula : C45H44N6O3
Molecular Weight : 716.89