CAS: 87447-47-0 Molecular Formula: C18 H17 N O4 S Molecular Weight (g/mol): 343.4 Synonym: (2S,3S)-2-(4-Methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl Acetate,Diltiazem Hydrochloride Imp. B (EP) IUPAC Name: [(2S,3S)-2-(4-methoxyphenyl)-4-oxo-3,5-dihydro-2H-1,5-benzothiazepin-3-yl] acetate SMILES: COc1ccc(cc1)[C@@H]2Sc3ccccc3NC(=O)[C@@H]2OC(=O)C