Olmesartan Imidazole Ethyl Ester Impurity

Chemical Name: Ethyl 4-(1-hydroxy-1-methylethyl)-2-propyl-imidazole-5-carboxylate

Synonym: (3aR,4R,5R,6aS)-4-((S,E)-3-Hydroxy-5-phenylpent-1-enyl)hexahydro-2H-cyclopenta[b]furan-2,5-diol;Ethyl 4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylate;