Dabigatran Etexilate Impurity G Catalogue D112427 CAS 408238-36-7 M.W 479.58 M.F C26H33N5O4 Specifications FAQs ethyl 2-(((4-(N-((hexyloxy)carbonyl)carbamimidoyl)phenyl) amino)methyl)-1-methyl-1H-benzo[d]imidazole-5-carboxylate