CAS: 6021-21-2 Molecular Formula: C16 H13 Cl2 N O2 Molecular Weight (g/mol): 322.19 Synonym: 2-Chloro-N-(4-chloro-2-benzoylphenyl)-N-methylacetamide,Diazepam Imp. B (EP) IUPAC Name: N-(2-benzoyl-4-chlorophenyl)-2-chloro-N-methylacetamide SMILES: CN(C(=O)CCl)c1ccc(Cl)cc1C(=O)c2ccccc2