C6H3ClN2
138.55 g/mol
Pharmaceutical IntermediateWarning
2-Chloro-3-cyanopyridine
CAS6602-54-6EC229-550-1
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
2-Chloro-3-cyanopyridine is a chemical compound used as a pharmaceutical intermediate. It features an aromatic ring with a chlorine substituent and a nitrile group, and is commonly employed in the synthesis of active pharmaceutical ingredients.
pharmaceutical intermediate
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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Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-Chloro-3-cyanopyridine (CAS 6602-54-6) is 2933.39.
HS code (international, 6-digit)
2933.39
EU CN code (8-digit)
2933 39 99
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-chloropyridine-3-carbonitrile
InChIKey
JAUPUQRPBNDMDT-UHFFFAOYSA-N
SMILES
C1=CC(=C(N=C1)Cl)C#N
Synonyms (13)
- 2-Chloro-3-cyanopyridine
- 2-Chloronicotinoitrile
- 2-Chloronicotinonitrile
- 2-chloro-nictinonitrile
- 2-chloronicotinitrile
- 2-chloronicotinnitrile
- 3-Cyano-2-chloropyridine
- Mirtazapine Impurity 30
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