3-METHYL-4-((4-NITROPHENYL)METHYLENE)-1-PHENYL-2-PYRAZOLIN-5-ONE

Base Information

• Chemical Name: 3-METHYL-4-((4-NITROPHENYL)METHYLENE)-1-PHENYL-2-PYRAZOLIN-5-ONE
• CAS No.: 132603-48-6
• Molecular Formula: C₁₇H₁₃N₃O₃
• Molecular Weight: 307.309
• Mol file: 132603-48-6.mol

Synonyms:E-1-phenyl-3-methyl-4-<(4-nitrophenyl)methylene>-5-pyrazolone

Chemical Property of 3-METHYL-4-((4-NITROPHENYL)METHYLENE)-1-PHENYL-2-PYRAZOLIN-5-ONE

Chemical Property:

• Boiling Point: 452.5±55.0 °C(Predicted)
• PKA: -0.33±0.40(Predicted)
• Density: 1.29±0.1 g/cm3(Predicted)

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-METHYL-4-((4-NITROPHENYL)METHYLENE)-1-PHENYL-2-PYRAZOLIN-5-ONE

There total 3 articles about 3-METHYL-4-((4-NITROPHENYL)METHYLENE)-1-PHENYL-2-PYRAZOLIN-5-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: 82.0%

4-nitrobenzaldehdye (555-16-8) + edaravone (89-25-8) → E-1-phenyl-3-methyl-4-<(4-nitrophenyl)methylene>-5-pyrazolone (132603-48-6)

Guidance literature:

With acetic acid; In ethanol; Reflux;

DOI:10.1016/j.jorganchem.2017.11.012

Reference yield:

4-nitrobenzaldehdye (555-16-8) + edaravone (89-25-8) → Z-1-phenyl-3-methyl-4-<(4-nitrophenyl)methylene>-5-pyrazolone (39143-03-8) + E-1-phenyl-3-methyl-4-<(4-nitrophenyl)methylene>-5-pyrazolone (132603-48-6)

Guidance literature:

With Montmorillonite KSF; for 0.0333333h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; Irradiation;

Reference yield:

1-(5-hydroxy-3-methyl-1-phenyl-4-pyrazyl)-1-(3'-indolyl)-1-(4''-nitrophenyl)methane (184534-61-0) → E-1-phenyl-3-methyl-4-<(4-nitrophenyl)methylene>-5-pyrazolone (132603-48-6)

Guidance literature:

In methanol; Equilibrium constant; uv spectra measurements;

DOI:10.1002/jhet.5570360320

upstream raw materials:

4-nitrobenzaldehdye

edaravone

1-(5-hydroxy-3-methyl-1-phenyl-4-pyrazyl)-1-(3'-indolyl)-1-(4''-nitrophenyl)methane

Downstream raw materials:

5-Methyl-4-[(2-morpholin-4-yl-cyclohex-1-enyl)-(4-nitro-phenyl)-methyl]-2-phenyl-2,4-dihydro-pyrazol-3-one

2-(4-nitrophenyl)benzothiazole

edaravone

C₃₃H₃₀N₈O₄