2-Bromo-5-methyl-4-nitropyridine 1-oxide

Base Information

• Chemical Name: 2-Bromo-5-methyl-4-nitropyridine 1-oxide
• CAS No.: 60323-98-0
• Molecular Formula: C₆H₅BrN₂O₃
• Molecular Weight: 233.021
• Hs Code.: 2933399090
• European Community (EC) Number: 821-912-2
• DSSTox Substance ID: DTXSID50346884
• Wikidata: Q72447526
• Mol file: 60323-98-0.mol

Synonyms:2-Bromo-5-methyl-4-nitropyridine 1-oxide;60323-98-0;2-bromo-5-methyl-4-nitro-1-oxidopyridin-1-ium;2-Bromo-5-methyl-4-nitropyridine1-oxide;Pyridine, 2-bromo-5-methyl-4-nitro-, 1-oxide;2-bromo-5-methyl-4-nitropyridin-1-ium-1-olate;2-Bromo-5-methyl-4-nitropyridine-1-oxide;2-Bromo-5-methyl-4-nitropyridine N-oxide;SCHEMBL2596740;DTXSID50346884;MFCD00234157;AKOS004906939;AS-40168;2-Bromo-5-methyl-4-nitropyridine-N-oxide;CS-0138070;FT-0660331;EN300-194323;AC-907/25004501;J-508396

Chemical Property of 2-Bromo-5-methyl-4-nitropyridine 1-oxide

Chemical Property:

• Melting Point: 158℃
• PSA: 71.28000
• Density: 1.85
• LogP: 2.61740
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C
• XLogP3: 1.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 231.94835
• Heavy Atom Count: 12
• Complexity: 184

Purity/Quality:

98%,99%, ^*data from raw suppliers

2-Bromo-5-methyl-4-nitropyridine 1-oxide 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C[N+](=C(C=C1[N+](=O)[O-])Br)[O-]

Technology Process of 2-Bromo-5-methyl-4-nitropyridine 1-oxide

There total 3 articles about 2-Bromo-5-methyl-4-nitropyridine 1-oxide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 73.0%

2-Bromo-5-methylpyridine N-oxide (19230-58-1) → 2-bromo-5-methyl-4-nitropyridine N-oxide (60323-98-0)

Guidance literature:

With sulfuric acid; nitric acid; at 100 ℃; for 4h;

Reference yield:

2-Bromo-5-methylpyridine (3510-66-5) → 2-bromo-5-methyl-4-nitropyridine N-oxide (60323-98-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 3-chloro-benzenecarboperoxoic acid / chloroform / 16 h / 0 - 60 °C / Inert atmosphere

2: sulfuric acid; nitric acid / 4 h / 100 °C

With sulfuric acid; nitric acid; 3-chloro-benzenecarboperoxoic acid; In chloroform;

Reference yield:

→ 2-bromo-5-methyl-4-nitropyridine N-oxide (60323-98-0)

Guidance literature:

upstream raw materials:

2-Bromo-5-methylpyridine

2-Bromo-5-methylpyridine N-oxide

Downstream raw materials:

7-(2-(2,5-difluorophenyl)-5-methylpyridin-4-ylamino)-N-isopropyl-1H-pyrazolo[4,3-b]pyridine-1-carboxamide

7-(2-(2,5-difluorophenyl)-5-methylpyridin-4-ylamino)-N-ethyl-1H-pyrazolo[4,3-b]pyridine-1-carboxamide

N-(2-(2,5-difluorophenyl)-5-methylpyridin-4-yl)-1-(4-methoxybenzyl)-1H-pyrazolo[4,3-b]pyridin-7-amine

N-(2-(2,5-difluorophenyl)-5-methylpyridin-4-yl)-2-(4-methoxybenzyl)-2H-pyrazolo[4,3-b]pyridin-7-amine

Refernces

• 1、 Strehlke. "Research about antibacterial activity of quinolone carboxylic acids. VIII. Aza-analogs. A new synthesis of antibacterial 1,7 disubstituted 1,4 dihydro 4 oxo 1,6 naphthyridine 3 carboxylic acids". . p. 541 - 547. Retrieved 2007/10/08.