C5H4N2O3
140.1 g/mol
OtherWarning
2-Hydroxy-3-nitropyridine
CAS6332-56-5EC228-709-2
Category
Other
Compound Class
n.a
Primary Use
research reagent
2-Hydroxy-3-nitropyridine is a chemical compound featuring a pyridine ring with a hydroxyl group and a nitro substituent. It has moderate polarity and limited hydrogen-bond donating capacity, making it suitable for use in research and 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
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-Hydroxy-3-nitropyridine (CAS 6332-56-5) is 2933.79.
HS code (international, 6-digit)
2933.79
EU CN code (8-digit)
2933 79 00
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
3-nitro-1H-pyridin-2-one
InChIKey
BOAFCICMVMFLIT-UHFFFAOYSA-N
SMILES
C1=CNC(=O)C(=C1)[N+](=O)[O-]
Synonyms (21)
- 8PJ
- 2(1H)-Pyridinone, 3-nitro-
- 2(1H)-Pyridone, 3-nitro-
- 2-H-3-NPy
- 2-Hydroxy-3-nitropyridine
- 2-PYRIDINOL, 3-NITRO-
- 2-hydroxy-3-nitropyridin
- 3-NITRO-2(1H)-PYRIDINONE
- 3-NITRO-2-OXOPYRIDINE
- 3-Nitro-2(1H)-pyridone
- 3-Nitro-2-hydroxypyridine
- 3-Nitro-2-pyridinol
- 3-Nitropyridin-2-ol
- 3-nitro-1H-pyridin-2-one
- 3-nitrohydropyridin-2-one
- 3-nitropyridin-2(1H)-one
- 3-nitropyridone
- Pyridine, 2-hydroxy-3-nitro
- nitro-pyridinone
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