4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one

Base Information

• Chemical Name: 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one
• CAS No.: 1057526-06-3
• Molecular Formula: C₁₈H₁₆N₄O₄
• Molecular Weight: 352.349
• Mol file: 1057526-06-3.mol

Synonyms:4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one

Chemical Property of 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one

There total 1 articles about 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-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: 90.0%

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one (83-07-8) + 5-formyl-2-nitrophenol (704-13-2) → 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one (1057526-06-3)

Guidance literature:

In ethanol; for 3h; Reflux;

DOI:10.1016/j.molstruc.2010.10.038

Reference yield: 75.0%

1,10-Phenanthroline (66-71-7) + 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one (1057526-06-3) + copper dichloride → [Cu((4-(3'-hydroxy-4'-nitrobenzylidene)-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one)(1,10-phenanthroline)2](Cl)2

Guidance literature:

In ethanol; soln. of metal salt in EtOH added to soln. of Schiff base in EtOH, mixt.stirred for 30 min, phenanthroline added, mixt. refluxed for 2-3 h; washed, recrystd. from EtOH; elem. anal.;

DOI:10.1016/j.molstruc.2010.10.038

Reference yield: 68.0%

[2,2]bipyridinyl (366-18-7) + 4-[3-hydroxy-4-nitrobenzylidene]-1,5-dimethyl-2-phenyl-1,2-dihydropyrazole-3-one (1057526-06-3) + copper dichloride → [Cu((4-(3'-hydroxy-4'-nitrobenzylidene)-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one)(2,2'-bipyridine)2](Cl)2

Guidance literature:

In ethanol; soln. of metal salt in EtOH added to soln. of Schiff base in EtOH, mixt.stirred for 30 min, bipyridine added, mixt. refluxed for 2-3 h; washed, recrystd. from EtOH; elem. anal.;

DOI:10.1016/j.molstruc.2010.10.038

upstream raw materials:

4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one

5-formyl-2-nitrophenol

Downstream raw materials:

4-(3'-hydroxy-4'-nitrobenzaldehydene)amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-semicarbazone

4-(3'-hydroxy-4'-nitrobenzaldehydene)amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-thiosemicarbazone