1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole

Base Information

• Chemical Name: 1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole
• CAS No.: 156379-48-5
• Molecular Formula: C₂₄H₂₂N₄O₂
• Molecular Weight: 398.464

Synonyms:1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole

Chemical Property of 1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole

Chemical Property:

Purity/Quality:

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Technology Process of 1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole

There total 2 articles about 1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole 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:

4-methoxyphenylhydrazine hydrochloride (19501-58-7) → 1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole (156379-48-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 30 percent / Et₃N / ethanol / 72 h / Heating

2: 63 percent / 5percent Na₂CO₃ / ethanol / 1 h / Heating

With sodium carbonate; triethylamine; In ethanol;

DOI:10.1016/S0040-4020(01)80804-8

Reference yield:

phenylpropynoic acid ethyl ester (2216-94-6) → 1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole (156379-48-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 30 percent / Et₃N / ethanol / 72 h / Heating

2: 63 percent / 5percent Na₂CO₃ / ethanol / 1 h / Heating

With sodium carbonate; triethylamine; In ethanol;

DOI:10.1016/S0040-4020(01)80804-8

Reference yield: 85.0%

1-(4'-methoxyphenyl)-4-imino-(4''-N,N-dimethylaminophenyl)-3-phenyl-4,5-dihydro-5-oxopyrazole (156379-48-5) → 1-(4'-methoxyphenyl)-3-phenyl-4,5-dihydro-4,5-dioxopyrazole (156379-50-9)

Guidance literature:

With sulfuric acid; In diethyl ether; water; for 1h; Ambient temperature;

DOI:10.1016/S0040-4020(01)80804-8

upstream raw materials:

4-methoxyphenylhydrazine hydrochloride

phenylpropynoic acid ethyl ester

Downstream raw materials:

1-(4'-methoxyphenyl)-3-phenyl-4,5-dihydro-4,5-dioxopyrazole

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