ChemicalBook >> CAS DataBase List >>3-Nitro-2-pyridinol
3-Nitro-2-pyridinol
- CAS No.
- 6332-56-5
- Chemical Name:
- 3-Nitro-2-pyridinol
- Synonyms
- 2-HYDROXY-3-NITROPYRIDINE;3-NITROPYRIDIN-2-OL;AURORA KA-2996;2-Hydroxy-3-Nitro;3-nitro-2-pyridino;3-NITRO-2-PYRIDONE;3-Nitro-2-pyridine;3-NITRO-2-PYRIDINOL;2-Pyridinol, 3-nitro-;3-NITRO-2(1H)-PYRIDONE
- CBNumber:
- CB4108795
- Molecular Formula:
- C5H4N2O3
- Molecular Weight:
- 140.1
- MDL Number:
- MFCD00006270
- MOL File:
- 6332-56-5.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 01:13:44
| Product description | Number | Pack Size | Price |
| 2-Hydroxy-3-nitropyridine >98.0%(HPLC)(T) | H0999 | 5g | $30 |
| 2-Hydroxy-3-nitropyridine >98.0%(HPLC)(T) | H0999 | 25g | $84 |
| 2-Hydroxy-3-nitropyridine Asreported | 278702 | 2g | $322 |
| 2-Hydroxy-3-nitropyridine Asreported | 278702 | 5g | $468 |
| 2-Hydroxy-3-nitropyridine Asreported | 278702 | 10g | $612 |
| More product size | |||
| Melting point | 212 °C (dec.) (lit.) |
|---|---|
| Boiling point | 256.56°C (rough estimate) |
| Density | 1.5657 (rough estimate) |
| refractive index | 1.4800 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| pka | 8.37±0.10(Predicted) |
| form | powder to crystal |
| color | yellow |
| BRN | 124474 |
| InChI | InChI=1S/C5H4N2O3/c8-5-4(7(9)10)2-1-3-6-5/h1-3H,(H,6,8) |
| InChIKey | BOAFCICMVMFLIT-UHFFFAOYSA-N |
| SMILES | C1(=O)NC=CC=C1[N+]([O-])=O |
| CAS DataBase Reference | 6332-56-5(CAS DataBase Reference) |
| EWG's Food Scores | 1 |
| NIST Chemistry Reference | 2-Hydroxy-3-nitropyridine(6332-56-5) |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xi,Xn | |||||||||
| Risk Statements | 36/37/38-40 | |||||||||
| Safety Statements | 26-36-45-36/37/39 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | UU7718000 | |||||||||
| F | 10 | |||||||||
| HazardClass | IRRITANT, IRRITANT-HARMFUL | |||||||||
| HS Code | 29333990 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
|||||||||
| REACH Registrations | Active | |||||||||
| NFPA 704 |
|
3-Nitro-2-pyridinol price More Price(87)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TCI Chemical | H0999 | 2-Hydroxy-3-nitropyridine >98.0%(HPLC)(T) | 6332-56-5 | 5g | $30 | 2026-04-30 | Buy |
| TCI Chemical | H0999 | 2-Hydroxy-3-nitropyridine >98.0%(HPLC)(T) | 6332-56-5 | 25g | $84 | 2026-04-30 | Buy |
| Usbiological | 278702 | 2-Hydroxy-3-nitropyridine Asreported | 6332-56-5 | 2g | $322 | 2026-06-03 | Buy |
| Usbiological | 278702 | 2-Hydroxy-3-nitropyridine Asreported | 6332-56-5 | 5g | $468 | 2026-06-03 | Buy |
| Usbiological | 278702 | 2-Hydroxy-3-nitropyridine Asreported | 6332-56-5 | 10g | $612 | 2026-06-03 | Buy |
3-Nitro-2-pyridinol Chemical Properties,Uses,Production
Chemical Properties
yellow to yellow-brown cryst. powder or needles
Uses
2-Hydroxy-3-nitropyridine was used in the synthesis of:
- 3-nitro-2-pyridyl β-D-galactoside
- 3-nitro-2-pyridyl N-acetyl-β-D-glucosaminide
- 5-amino-6-chloro-3-iodopyridine
Synthesis Reference(s)
Tetrahedron Letters, 12, p. 2211, 1971 DOI: 10.1016/S0040-4039(01)96822-4
General Description
2-Hydroxy-3-nitropyridine reacts with phosphorus pentachloride and phosphoryl chloride to yield 2-chloro-3-nitropyridine.
3-Nitro-2-pyridinol Preparation Products And Raw materials
Raw materials
Preparation Products
3-Amino-2-bromopyridine
2-BROMO-PYRIDIN-3-YLAMINE HCL
N-(2-BROMO-3-PYRIDINYL)ACETAMIDE
2-Bromo-3-nitropyridine
1-(3-AMINO-PYRIDIN-2-YL)-ETHANONE
1of3
Global( 419)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Beijing Wisdom Chemicals Co., Ltd. | +8613701363759 | market@wisdomchem.com | China | 254 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615350571055 | Sibel@chuanghaibio.com | China | 8738 | 58 |
| Shaanxi Dideu Medichem Co. Ltd | +8617392709771 | 1097@dideu.com | China | 3992 | 58 |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | info@fdachem.com | China | 20122 | 58 |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29640 | 60 |
| Shenzhen Nexconn Pharmatechs Ltd | +86-755-89396905 +86-15013857715 | admin@nexconn.com | China | 10403 | 58 |
| Jinan Carbotang Biotech Co.,Ltd. | +8615866703830 | figo.gao@foxmail.com | China | 8497 | 58 |
| Jinan Finer Chemical Co., Ltd | +86-531-88989536 +86-15508631887 | sales@finerchem.com | China | 2950 | 58 |
| Accela ChemBio Inc. | +1-858-6993322 | info@accelachem.com | United States | 21193 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
View Lastest Price from 3-Nitro-2-pyridinol manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-03-20 | 3-Nitro-2-pyridinol
6332-56-5
|
$10.00 | 1KG | 99% | 10 mt | Hebei Chuanghai Biotechnology Co., Ltd | |
 |
2025-12-24 | 3-Nitro-2-pyridinol
6332-56-5
|
1KG | 99.0% | 1000 tons | Shaanxi Dideu Medichem Co. Ltd | ||
 |
2025-12-01 | 3-Nitro-2-pyridinol
6332-56-5
|
1KG | 98.0% | 10000KGS | Shaanxi Dideu New Materials Co. Ltd |
-
- 3-Nitro-2-pyridinol
6332-56-5
- $10.00
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
-
- 3-Nitro-2-pyridinol
6332-56-5
- $0.10
- 99.0%
- Shaanxi Dideu Medichem Co. Ltd
-
- 3-Nitro-2-pyridinol
6332-56-5
- 98.0%
- Shaanxi Dideu New Materials Co. Ltd
AURORA KA-2996
3-NITRO-2-PYRIDONE
3-NITRO-2-PYRIDINOL
3-NITRO-2-HYDROXYPYRIDINE
3-NITRO-2(1H)-PYRIDONE
3-NITRO-2(1H)-PYRIDINONE
2(1H)-Pyridinone, 3-nitro-
2(1H)-Pyridone, 3-nitro-
2-hydroxy-3-nitropyridinet
2-Pyridinol, 3-nitro-
3-nitro-2-pyridino
Pyridine, 2-hydroxy-3-nitro
pyridine,2-hydroxy-3-nitro
2-Hydroxy-3-Nitro
2-HYDRO-3-NITROPYRIDINE
2(1H)-Pyridinone,3-nitro-(9CI)
2-Hydroxy-3-nitorpyridine
3-Nitro-2-pyridinol
3-Nitro-2(1H)-pyridone
3-Nitro-2-pyridinol, 3-Nitro-2-pyridone
3-Nitro-1H-pyridin-2-one
2-Hydroxy-3-nitropyridine ,97%
3-Nitro-1,2-dihydropyridine-2-one
3-Nitropyridine-2(1H)-one
3-Nitro-2-hydroxypyridinol
2-Hydroxy-3-nitropyridine,98%
2-Hydroxy-3-nitropyridine 98%
3-Nitro-2-pyridine
2-Hydroxy-3-nitropyridine>
3-Nitro-2-pyridinol ISO 9001：2015 REACH
2-HYDROXY-3-NITROPYRIDINE (TAX INVOICE N
3-NITROPYRIDIN-2-OL
2-HYDROXY-3-NITROPYRIDINE
6332-56-5
Pyridines
Heterocyclic Building Blocks
Building Blocks
C5
NITRO
Pyridine
Pyridines, Pyrimidines, Purines and Pteredines
Pyridines
Pyridines derivates
