Name:Eprosartan mesylate Synonyms:4-[[2-Butyl-5-(2-carboxy-3-thiophen-2-yl-prop-1-enyl)-imid azol-1-yl]methyl]benzoic acid mesylate Molecular Formula : C23H24N2O4S.CH4O3S Molecular Weight: 520.62 CAS Registry Number: 144143-96-4