Benzodiazepines

Basic structure

Name: 3H-1,4-benzodiazepine

Diazepam

Name (I.U.P.A.C.): 7-chloro-1-methyl-5-phenyl-3H-1,4-benzodiazepine-2-one

Lorazepam

Name(I.U.P.A.C.): 7-chloro-5-(2-chlorophenyl)-3-hydroxy-1,3-dihydro-2H-1,4-benzodiazepin-2-one

Bromazepam

Name(I.U.P.A.C.): 7-bromo-2,3-dihydro-5-(2-pyridinyl)- 1H-1,4-benzodiazepine-2-one

These substances mainly have tranquilizing and anxiolytic effects.