In the title compound (systematic name: 7-chloro-2-methylamino-5-phenyl-3H-1,4-benzodiazepine 4-oxide dichloromethane monosolvate), C16H14ClN3O·CH2Cl2, the seven-membered ring adopts a boat conformation with the CH2 group as the prow and the two aromatic C atoms as the stern. The dihedral angle between the benzene rings is 75.25 (6)°. The crystal structure features centrosymmetric pairs of chlordiazepoxide molecules linked by pairs of N—H...O hydrogen bonds, which generate R22(12) loops.
QC 20130107