Clozapine - 8-Chloro-11-(4-methylpiperazin-1-yl)-5H-dibenzo[b,e][1,4]- diazepine.;
Clozapine EP Impurity A - 8-chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11- one ;
Clozapine EP Impurity B - 11,11′-(piperazine-1,4-diyl)bis(8-chloro-5Hdibenzo[b,e][1,4]diazepine) ;
Clozapine EP Impurity C - 8-chloro-11-(piperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine ;
Clozapine EP Impurity D - 1-[2-[(2-amino-4-chlorophenyl)amino]benzoyl]-4- methylpiperazine;