C17H19Cl2N3S
368.3 g/mol
Pharmaceutical IntermediateWarning
Norquetiapine dihydrochloride
CAS111974-74-4EC700-276-9
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
Norquetiapine dihydrochloride is a salt-form chemical compound that serves as an intermediate in the synthesis of active pharmaceutical ingredients. It features a complex polycyclic structure with amine and aromatic ring systems.
pharmaceutical intermediate for active ingredient manufacturing
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
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Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H316Causes mild skin irritation
H320Causes eye irritation
H332Harmful if inhaled
H413May cause long lasting harmful effects to aquatic life
Customs Tariff Classification
The international HS code for Norquetiapine dihydrochloride (CAS 111974-74-4) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 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
6-piperazin-1-ylbenzo[b][1,4]benzothiazepine;dihydrochloride
InChIKey
PZQCQHZDUIIKFU-UHFFFAOYSA-N
SMILES
C1CN(CCN1)C2=NC3=CC=CC=C3SC4=CC=CC=C42.Cl.Cl
Synonyms (18)
- Quetiapine EP Impurity B Dihydrochloride
- Quetiapine EP Impurity B; Norquetiapine
- Norquetiapine 2HCl
- Norquetiapine dihydrochloride
- Norquetiapine.HCl
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