2,6-Dichloro-4-nitropyridine

Base Information

• Chemical Name: 2,6-Dichloro-4-nitropyridine
• CAS No.: 25194-01-8
• Molecular Formula: C5H2Cl2N2O2
• Molecular Weight: 192.989
• Hs Code.: 2933399090
• European Community (EC) Number: 627-994-4
• DSSTox Substance ID: DTXSID60397165
• Wikidata: Q72467142
• Mol file: 25194-01-8.mol

Synonyms:2,6-Dichloro-4-nitropyridine;25194-01-8;Pyridine, 2,6-dichloro-4-nitro-;MFCD05670545;2,6-Dichloro-4-nitro-pyridine;SCHEMBL805900;2.6-dichloro-4-nitropyridine;DTXSID60397165;BZYQSSVTQJTUDD-UHFFFAOYSA-N;CL0021;2,6-Dichloro-4-nitropyridine, 97%;AKOS005145614;AKOS015892289;CS-W020683;MS-3396;PB42398;AC-23215;SY009256;AM20050848;FT-0659529;FT-0666593;A23620;EN300-123430;W-206933

Chemical Property of 2,6-Dichloro-4-nitropyridine

Chemical Property:

• Vapor Pressure: 0.00557mmHg at 25°C
• Melting Point: 94-98 °C
• Refractive Index: 1.603
• Boiling Point: 282.929 °C at 760 mmHg
• PKA: -5.10±0.10(Predicted)
• Flash Point: 124.912 °C
• PSA: 58.71000
• Density: 1.63 g/cm³
• LogP: 2.81980
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature
• XLogP3: 1.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 191.9493327
• Heavy Atom Count: 11
• Complexity: 151

Purity/Quality:

99% ^*data from raw suppliers

2,6-Dichloro-4-nitropyridine ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi,Xn
• Hazard Codes: Xn,Xi
• Statements: 22-37/38-41-43-36/37/38
• Safety Statements: 26-39-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(C=C(N=C1Cl)Cl)[N+](=O)[O-]
• Uses: 2,6-Dichloro-4-nitropyridine (cas# 25194-01-8) is a compound useful in organic synthesis.

Technology Process of 2,6-Dichloro-4-nitropyridine

There total 5 articles about 2,6-Dichloro-4-nitropyridine 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: 70.0%

2-chloro-4-nitropyridine-N-oxide (14432-16-7) → 4-nitro-2,6-dichloro-pyridine (25194-01-8)

Guidance literature:

With trichlorophosphate; at 110 ℃; for 2.5h;

DOI:10.1016/j.bmc.2007.10.017

Reference yield: 66.4%

2,6-dichloropyridine N-oxide (2587-00-0) → 4-nitro-2,6-dichloro-pyridine (25194-01-8)

Guidance literature:

2,6-dichloropyridine N-oxide; With sulfuric acid; nitric acid; In water; at 148 - 156 ℃; for 1h;

With ammonia; In water; pH=6;

Reference yield:

2,6-dichloro-4-nitropyridine-1-oxide (2587-01-1) → 4-nitro-2,6-dichloro-pyridine (25194-01-8)

Guidance literature:

With anhydrous phosphorus trichloride; In 1,2-dichloro-ethane;

upstream raw materials:

2,6-dichloropyridine N-oxide

2,6-dichloropyridine

2,6-dichloro-4-nitropyridine-1-oxide

2-chloro-4-nitropyridine-N-oxide

Downstream raw materials:

2,6-dichloro-[4]pyridylamine

8-chloro-3-deazaadenine

3-chloro-3-deazaadenine

2,6-dichloro-8-oxo-3-deazaadenine

Refernces

• 1、 Ma, Congming,Liu, Zuliang,Yao, Qizheng. "Efficient synthesis of 4-amino-2,6-dichloropyridine and its derivatives". . p. 251 - 254. Retrieved 2016/10/24.
• 2、 -. "FUSED PYRIDINE DERIVATIVES". Page/Page column 58-59. . Retrieved 2012/12/13.