Olmesartan Medoxomil Impurity R Catalogue O264628 CAS 144690-53-9 M.W 730.85 M.F C45H42N6O4 Specifications FAQs diethyl 2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-4,5-dicarboxylate