3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-phenyl-4-(phenylazo)-

Base Information

• Chemical Name: 3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-phenyl-4-(phenylazo)-
• CAS No.: 53847-70-4
• Molecular Formula: C16H14N4O
• Molecular Weight: 278.313
• Mol file: 53847-70-4.mol

Synonyms:1-phenyl-3-methyl-4-phenylazo-5-pyrazolone;3-methyl-5-oxo-1-phenyl-4-phenyldiazenyl-1,2-diazacyclopent-3-ene;4-Phenylazo-1-phenyl-3-methyl-pyrazol-5-on;3-methyl-1-phenyl-4-(2-phenylhydrazono)-4,5-dihydro-1H-pyrazol-5-one;3-Methyl-1-phenyl-4-phenylhydrazino-pyrazolon-5-on;4-Benzolazo-1-phenyl-3-methyl-pyrazolon-(5);3H-Pyrazol-3-one,1,2-dihydro-5-methyl-2-phenyl-4-(phenylazo);5-methyl-2-phenyl-2H-pyrazole-3,4-dione 4-phenylhydrazone;

Chemical Property of 3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-phenyl-4-(phenylazo)-

Chemical Property:

• PSA: 57.06000
• LogP: 2.45080

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-phenyl-4-(phenylazo)-

There total 12 articles about 3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-phenyl-4-(phenylazo)- 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%

3-methyl-1-phenylpyrazolin-5(4H)-one (19735-89-8) + benzene diazonium chloride (100-34-5) → 3-methyl-5-oxo-1-phenyl-4-phenyldiazenyl-1,2-diazacyclopent-3-ene (53847-70-4)

Guidance literature:

With sodium hydroxide;

Reference yield:

3-chlorocrotonic acid ethyl ester (6127-93-1) + phenylhydrazine (100-63-0) → 3-methyl-5-oxo-1-phenyl-4-phenyldiazenyl-1,2-diazacyclopent-3-ene (53847-70-4) + edaravone (89-25-8)

Guidance literature:

at 100 ℃;

Reference yield:

phenylhydrazine (100-63-0) + E-Ethyl β-chlorocrotonate (6127-92-0) → 3-methyl-5-oxo-1-phenyl-4-phenyldiazenyl-1,2-diazacyclopent-3-ene (53847-70-4) + edaravone (89-25-8)

Guidance literature:

at 100 ℃;

upstream raw materials:

6-methyl-5H-[1,2,4]triazolo[4,3-b]pyridazin-8-one

phenylhydrazine

acetic acid

2-ethoxycarbonyl-3-methyl-4H-benzo<1,4>thiazine

Downstream raw materials:

4-aminoantipyrine

5-chloro-3-methyl-1-phenyl-4-phenyldiazenyl-1,2-diazacyclopenta-2,4-diene

5-methoxy-3-methyl-1-phenyl-4-phenylazo-1H-pyrazole

3-methyl-5-methylthio-1-phenyl-4-phenyldiazenyl-1,2-diazacyclopenta-2,4-diene

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