3,6-Dichloro-2-methylpyridine

Base Information

• Chemical Name: 3,6-Dichloro-2-methylpyridine
• CAS No.: 123280-64-8
• Molecular Formula: C6H5Cl2N
• Molecular Weight: 162.01700
• Hs Code.: 2933399090
• DSSTox Substance ID: DTXSID90358845
• Wikidata: Q82139725
• Mol file: 123280-64-8.mol

Synonyms:3,6-dichloro-2-methylpyridine;123280-64-8;3,6-Dichloropicoline;Pyridine, 3,6-dichloro-2-methyl-;3,6-Dichloro-2-Picoline;2,5-dichloro-6-methylpyridine;SCHEMBL403868;DTXSID90358845;MFCD00778766;AKOS015910055;SB52520;DS-17480;CS-0152807;FT-0752330;C71912;A890821

Chemical Property of 3,6-Dichloro-2-methylpyridine

Chemical Property:

• Boiling Point: 200.5±35.0 °C(Predicted)
• PKA: -1.29±0.10(Predicted)
• PSA: 12.89000
• Density: 1.319±0.06 g/cm3(Predicted)
• LogP: 2.69680
• Storage Temp.: Inert atmosphere,Room Temperature
• XLogP3: 2.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 160.9799046
• Heavy Atom Count: 9
• Complexity: 97.1

Purity/Quality:

97% ^*data from raw suppliers

3,6-Dichloro-2-methylpyridine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(C=CC(=N1)Cl)Cl
• Uses: 3,6-Dichloro-2-methylpyridine is a reactant used in the preparation of dihalopicoline N-oxide derivatives.

Technology Process of 3,6-Dichloro-2-methylpyridine

There total 3 articles about 3,6-Dichloro-2-methylpyridine 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: 58.0%

3-amino-6-chloro-2-methylpyridine (164666-68-6) → 3,6-dichloro-2-methylpyridine (123280-64-8)

Guidance literature:

With hydrogenchloride; copper(l) chloride; sodium nitrite; at 50 ℃; for 0.166667h;

DOI:10.1007/BF01169229

Reference yield: 44.6%

2-amino-5-chloro-6-methylpyridine (36936-23-9) → 3,6-dichloro-2-methylpyridine (123280-64-8)

Guidance literature:

With tert.-butylnitrite; copper dichloride; In dichloromethane; at 20 ℃; for 0.5h;

Reference yield:

6-chloro-4-methyl-3-nitropyridine (22280-60-0) → 3,6-dichloro-2-methylpyridine (123280-64-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 84 percent / hydrazine hydrate / Raney nickel / ethanol / 70 deg C, 10 min; room temperature, 0.5 h

2: 58 percent / aq. NaNO₂, CuCl, HCl / 0.17 h / 50 °C

With hydrogenchloride; hydrazine hydrate; copper(l) chloride; sodium nitrite; nickel; In ethanol;

DOI:10.1007/BF01169229

upstream raw materials:

3-amino-6-chloro-2-methylpyridine

6-chloro-4-methyl-3-nitropyridine

2-amino-5-chloro-6-methylpyridine