Home/Compounds/Pharmaceutical Intermediate/8-chloro-5,10-dihydro-11H-dibenzo[b,E][1,4]diazepin-11-one
C13H9ClN2O
244.67 g/mol
Pharmaceutical IntermediateDanger
8-Chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]-diazepin-11-one
CAS50892-62-1EC700-018-5
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
This compound is a chemical compound containing a benzodiazepine core structure, featuring amide and amine functional groups along with an aromatic halogen atom. It is primarily recognized as an intermediate in the synthesis of pharmaceutical compounds.
pharmaceutical intermediatesynthesis of benzodiazepine derivatives
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Referencesame scaffold
8-Chloro-5,10-dihydro-5-nitroso-11H-dibenzo[b,e][1,4]diazepin-11-one
CAS90353-66-5
research compound
Safety Reference
Danger
H301Toxic if swallowed
H341Suspected of causing genetic defects
Customs Tariff Classification
The international HS code for 8-Chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]-diazepin-11-one (CAS 50892-62-1) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3-chloro-5,11-dihydrobenzo[b][1,4]benzodiazepin-6-one
InChIKey
YVWNDABPZGGQFE-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C(=O)NC3=C(N2)C=CC(=C3)Cl
Synonyms (17)
- 8-Chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepin-11-one; Clozapine Imp. A (EP); Clozapine Impurity A
- CLOZAPINE IMPURITY A (USP IMPURITY)
- Clozapine EP Impurity A
- CLOZAPINE IMPURITY A
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