C12H14ClFN2O
256.7 g/mol
Pharmaceutical IntermediateDanger
6-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole hydrochloride
CAS84163-13-3EC700-303-4
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
6-fluoro-3-piperidin-4-yl-1,2-benzoxazole hydrochloride is a fluorinated benzoxazole derivative used as a pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients.
Pharmaceutical intermediate for API synthesis
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
StrongSame Parent
R-56109
CAS84163-77-9
pharmaceutical intermediate
ReferenceSame Category
(2,4-Difluorophenyl)(piperidin-4-yl)methanone oxime hydrochloride
CAS84163-46-2
pharmaceutical intermediate
ReferenceSame Category
2-Chloro-5-fluorobenzaldehyde
CAS84194-30-9
pharmaceutical intermediate
ReferenceSame Category
2-Chloro-4-fluorobenzaldehyde
CAS84194-36-5
pharmaceutical intermediate
ReferenceSame Category
Dipotassium 2-naphthol-6,8-disulfonate
CAS842-18-2
pharmaceutical intermediate
Referencesame scaffold
6-Fluoro-3-(1-nitrosopiperidin-4-yl)benzo[d]isoxazole
CAS2416230-38-9
research compound
Safety Reference
Danger
H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 6-Fluoro-3-(4-piperidinyl)-1,2-benzisoxazole hydrochloride (CAS 84163-13-3) 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-fluoro-3-piperidin-4-yl-1,2-benzoxazole;hydrochloride
InChIKey
CWPSRUREOSBKBQ-UHFFFAOYSA-N
SMILES
C1CNCCC1C2=NOC3=C2C=CC(=C3)F.Cl
Synonyms (22)
- Paliperidone USP Related Compound B
- Risperidone EP Impurity M; Paliperidone USP Rc B
- R-56109 hydrochloride
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