Description

2-Hydroxy-6-methyl-3-nitropyridine (CAS No. 39745-39-6) is a high-purity nitropyridine derivative with the molecular formula C₆H₆N₂O₃, widely used in pharmaceutical and agrochemical research. This compound, also known by its IUPAC name 6-methyl-3-nitro-1H-pyridin-2-one, features a nitro group at the 3-position and a hydroxyl group at the 2-position of the pyridine ring, making it a versatile intermediate for heterocyclic synthesis. It is supplied as a fine crystalline powder with ≥98% purity (HPLC), ensuring optimal performance in nucleophilic substitution reactions, metal-catalyzed cross-couplings, and as a precursor for bioactive molecules. Each batch undergoes rigorous QC testing including ¹H/¹³C NMR, LC-MS, and elemental analysis to guarantee structural integrity. Packaged under inert gas in amber glass vials with PTFE-lined caps to prevent degradation. Suitable for medicinal chemistry, material science, and as a building block for fluorescent dyes.

Properties

• CAS Number: 39745-39-6
• Complexity: 272
• IUPAC Name: 6-methyl-3-nitro-1H-pyridin-2-one
• InChI: InChI=1S/C6H6N2O3/c1-4-2-3-5(8(10)11)6(9)7-4/h2-3H,1H3,(H,7,9)
• InChI Key: YVYDGIGILRUPED-UHFFFAOYSA-N
• Exact Mass: 154.03784206
• Molecular Formula: C6H6N2O3
• Molecular Weight: 154.12
• SMILES: CC1=CC=C(C(=O)N1)[N+](=O)[O-]
• Topological: 74.9
• Monoisotopic Mass: 154.03784206
• Synonyms: 39745-39-6, 2-Hydroxy-6-methyl-3-nitropyridine, DTXSID90337478, DTXCID80288566, 625-238-8, yvydgigilruped-uhfffaoysa-n, 6-methyl-3-nitropyridin-2-ol, 6-Hydroxy-5-nitro-2-picoline, 6-methyl-3-nitro-2(1h)-pyridinone, 2-hydroxy-3-nitro-6-methylpyridine, 6-methyl-3-nitro-1H-pyridin-2-one, MFCD03001414, 6-methyl-3-nitro-1,2-dihydropyridin-2-one, 6-methyl-3-nitropyridin-2(1h)-one, 2-Hydroxy-3-nitro-6-picoline, 6-Methyl-3-nitro-2-pyridone, SCHEMBL801581, 3-nitro-6-methylpyridin-2-ol, 6-Methyl-3-nitro-2-pyridinol, SCHEMBL8114255, 6-Methyl-3-nitro-2-pyridinol #, ALBB-032184, BCP22177, 2-Hydroxy-3-nitro-6-picoline (2-Hydroxy-6-methyl-3-nitropyridine), GEO-01529, SBB065292, AKOS005255472, AKOS006281416, AB12817, CCG-321193, CS-W018057, PS-5379, AC-23066, SY011619, 2-Hydroxy-6-methyl-3-nitropyridine, 97%, DB-021195, H1498, EN300-111190, N11927, AN-228/40173369, Z1436472854, 6-Hydroxy-5-nitro-2-picoline ;2-Hydroxy-6-methyl-3-nitropyridine

Application

2-Hydroxy-6-methyl-3-nitropyridine serves as a key synthon in the development of kinase inhibitors and antimicrobial agents due to its electron-deficient pyridine core. Researchers utilize this compound as a scaffold for designing novel PET radiotracers, leveraging its nitro group for ¹⁸F-radiolabeling. In material science, it functions as a ligand precursor for transition metal complexes in catalytic systems. The compound’s unique substitution pattern also enables its use in constructing fused heterocycles for optoelectronic applications.

Safety and Hazards

GHS Hazard Statements

• H302 (97.6%): Harmful if swallowed [Warning Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H318 (97.6%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H335 (97.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (97.6%)
• Skin Irrit. 2 (100%)
• Eye Dam. 1 (97.6%)
• STOT SE 3 (97.6%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.