4,5-dichloro-2-(4-nitrophenyl)pyridazin-3(2H)-one

Base Information

• Chemical Name: 4,5-dichloro-2-(4-nitrophenyl)pyridazin-3(2H)-one
• CAS No.: 24725-60-8
• Molecular Formula: C10H5 Cl2 N3 O3
• Molecular Weight: 286.074
• Mol file: 24725-60-8.mol

Synonyms:3(2H)-Pyridazinone,4,5-dichloro-2-(p-nitrophenyl)- (8CI);4,5-Dichloro-2-(4-nitrophenyl)-3(2H)-pyridazinone;NSC 310148;

Chemical Property of 4,5-dichloro-2-(4-nitrophenyl)pyridazin-3(2H)-one

Chemical Property:

• Vapor Pressure: 6.27E-07mmHg at 25°C
• Refractive Index: 1.689
• Boiling Point: 409.9°C at 760 mmHg
• Flash Point: 201.7°C
• Density: 1.64g/cm³

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4,5-dichloro-2-(4-nitrophenyl)pyridazin-3(2H)-one

There total 3 articles about 4,5-dichloro-2-(4-nitrophenyl)pyridazin-3(2H)-one 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: 27.0%

4,5-dichloro-2H-pyridazin-3-one (932-22-9) + nitrobenzene (98-95-3,26969-40-4) → 2-(4-nitrophenyl)-4,5-dichloropyridazin-3-one (24725-60-8) + 4,5-dichloro-2-(2-nitro-phenyl)-2H-pyridazin-3-one

Guidance literature:

With zinc(II) chloride; lead(IV) acetate; for 11h; Heating;

DOI:10.1016/j.tetlet.2004.10.003

Reference yield:

4-<4-Nitro-phenylhydrazono>-2,3-dichlor-but-2-ensaeure (57584-21-1) → 2-(4-nitrophenyl)-4,5-dichloropyridazin-3-one (24725-60-8)

Guidance literature:

With toluene-4-sulfonic acid; In toluene; for 10h; Reflux;

DOI:10.1016/j.bmc.2009.08.067

Reference yield:

→ 2-(4-nitrophenyl)-4,5-dichloropyridazin-3-one (24725-60-8)

Guidance literature:

Perchlorvinylacetaldehyd, 4-Nitro-phenylhydrazin, wss. Essigsaeure, Aethanol;

upstream raw materials:

4,5-dichloro-2H-pyridazin-3-one

nitrobenzene

4-<4-Nitro-phenylhydrazono>-2,3-dichlor-but-2-ensaeure

Downstream raw materials:

4-chloro-5-fluoro-2-(4-nitrophenyl)-3(2H)-pyridazinone

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