C5H3ClN2O2
158.54 g/mol
Pharmaceutical IntermediateWarning
2-Chloro-5-nitropyridine
CAS4548-45-2EC224-908-3
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
2-Chloro-5-nitropyridine is a chemical compound used as a pharmaceutical intermediate in manufacturing processes. It features a pyridine ring substituted with chlorine and nitro functional groups, contributing to its utility in laboratory and industrial chemical synthesis.
pharmaceutical intermediateresearch reagent for chemical 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
ReferenceSame Category
4-(trifluoromethyl)aniline
CAS455-14-1
pharmaceutical intermediate
ReferenceSame Category
Trifluoro-p-tolunitrile
CAS455-18-5
pharmaceutical intermediate
ReferenceSame Category
4-(Trifluoromethyl)benzaldehyde
CAS455-19-6
pharmaceutical intermediate
ReferenceSame Category
3-Fluorobenzoic acid
CAS455-38-9
pharmaceutical intermediate
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-Chloro-5-nitropyridine (CAS 4548-45-2) 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-chloro-5-nitropyridine
InChIKey
BAZVFQBTJPBRTJ-UHFFFAOYSA-N
SMILES
C1=CC(=NC=C1[N+](=O)[O-])Cl
Synonyms (12)
- 2-Chloro-5-nitropyridine
- 2-chloro-5-nitropyridin
- 2-chloro-5-riitropyridine
- 2-cloro-5-nitropyridine
- 3-Nitro-6-chloropyridine
- 5-nitro-2-chloropyridine
- 6-chloro-3-nitropyridine
- AB00443457-03
- AC-907/30002041
- Pyridine, 2-chloro-5-nitro-
- chloro-5-nitropyridine
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