Lorazepam
C15H10Cl2N2O2
321.16
2H-1,4-Benzodiazepin-2-one, 7-chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-, (±)-;
(±)-7-Chloro-5-(o-chlorophenyl)-1,3-dihydro-3-hydroxy-2H-1,4-benzodiazepin-2-one [846-49-1]
2H-1,4-Benzodiazepin-2-one, 7-chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-, (±)-;
(±)-7-Chloro-5-(o-chlorophenyl)-1,3-dihydro-3-hydroxy-2H-1,4-benzodiazepin-2-one [846-49-1]
DEFINITION
Lorazepam contains NLT 98.0% and NMT 102.0% of lorazepam (C15H10Cl2N2O2), calculated on the dried basis.