C12H8ClNS
233.72 g/mol
Pharmaceutical IntermediateWarning
2-Chlorophenothiazine
CAS92-39-7EC202-152-5
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
2-Chlorophenothiazine is a chlorinated derivative of phenothiazine used primarily as a pharmaceutical intermediate. It serves as a building block in the synthesis of phenothiazine-based compounds for research and manufacturing applications.
pharmaceutical intermediate for phenothiazine 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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Related Compounds
ReferenceSame Category
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pharmaceutical intermediate
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pharmaceutical intermediate
ReferenceSame Category
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pharmaceutical intermediate
Referencesame scaffold
Phenothiazine
CAS92-84-2
pharmaceutical raw material
Referencesame scaffold
2-methoxy-10H-phenothiazine
CAS1771-18-2
research compound
Referencesame scaffold
2-trifluoromethylphenothiazine
CAS92-30-8
pharmaceutical intermediate
Referencesame scaffold
N-nitroso-desmethyl-promethazine
CAS94511-44-1
pharmaceutical intermediate
Safety Reference
Warning
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2-Chlorophenothiazine (CAS 92-39-7) is 2934.30.
HS code (international, 6-digit)
2934.30
EU CN code (8-digit)
2934 30 90
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
2-chloro-10H-phenothiazine
InChIKey
KFZGLJSYQXZIGP-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)NC3=C(S2)C=CC(=C3)Cl
Synonyms (14)
- 2-CL-PH
- CHLORPROMAZINE HYDROCHLORIDE IMPURITY E (EP IMPURITY)
- Chlorpromazine EP Impurity E
- Chlorpromazine impurity E, European Pharmacopoeia (EP)
- PROCHLORPERAZINE MALEATE IMPURITY D (EP IMPURITY)
- 10H-Phenothiazine, 2-chloro-
- 2-Chloro-10H-phenothiazine
- 2-Chlorophenothiazine
- 2-Chlorothiodiphenylamine
- 2-chlor-phenothiazin
- Chlorpromazine impurity E CRS
- PHENOTHIAZINE, 2-CHLORO-
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