C5H4N2O3
140.1 g/mol
Research ReagentWarning
3-Hydroxy-2-nitropyridine
CAS15128-82-2EC239-191-2
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound
3-Hydroxy-2-nitropyridine is a research reagent used primarily in laboratory settings. It is an aromatic heterocyclic compound containing a pyridine ring substituted with a hydroxyl and a nitro group.
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
5-Methyl-2-nitropyridin-3-ol
CAS15128-88-8
research compound
ReferenceSame Category
3-Hydroxy-6-methyl-2-nitropyridine
CAS15128-90-2
research compound
ReferenceSame Category
3-Chloro-4-fluorotoluene
CAS1513-25-3
research compound
ReferenceSame Category
2,6-Difluoropyridine
CAS1513-65-1
research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3-Hydroxy-2-nitropyridine (CAS 15128-82-2) 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-nitropyridin-3-ol
InChIKey
QBPDSKPWYWIHGA-UHFFFAOYSA-N
SMILES
C1=CC(=C(N=C1)[N+](=O)[O-])O
Synonyms (9)
- 2-Nitro-3-hydroxypyridine
- 2-Nitro-3-pyridinol
- 2-Nitro-3-pyridol
- 2-Nitropyridin-3-ol
- 2-nitro-3-pyridino
- 3-Hydroxy-2-nitropyridine
- 3-Hydroxynitropyridine
- 3-PYRIDINOL, 2-NITRO-
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