Chemical Name: 1-[2-[(2-Amino-4-chlorophenyl)amino]benzoyl]-4-methylpiperazine (as per EP)
Synonym: Clozapine impurity B (USP)
Smiles: O=C(N1CCN(C)CC1)C(C=CC=C2)=C2NC(C=CC(Cl)=C3)=C3N
Validated LC–MS-MS Method for the Determination of Quetiapine in Human Plasma: Application to a Pharmacokinetic Study
Ryh-Nan Pan, Benjamin Pei-Chung Kuo, Li-Heng Pao
Journal of Chromatographic Science, Volume 50, Issue 3, March 2012, Pages 277–282
Characterization of forced degradation products of clozapine by LC-DAD/ESI-Q-TOF.
Skibiński , Trawiński , Komsta , Bajda
Journal of Pharmaceutical and Biomedical Analysis, 04 Sep 2016, 131:272-280