1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

Base Information

Chemical Name:1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea
CAS No.:1076690-52-2
Molecular Formula:C₂₇H₂₈N₄O₄
Molecular Weight:472.544
Hs Code.:

Synonyms:1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

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Chemical Property of 1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

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Technology Process of 1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

There total 6 articles about 1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea 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: 8.0%

: 1076690-50-0
1-(4-{1-[2-(2-bromo-4,5-dimethoxy-phenyl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

: 98-80-6
phenylboronic acid

: 1076690-52-2
1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

Guidance literature:: With potassium phosphate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In 1,4-dioxane; methanol; at 95 ℃; for 16.25h;

Reference yield:

: 1076690-82-8
3-(4-amino-phenyl)-4,5-dihydro-pyrazole-1-carboxylic acid tert-butyl ester

: 1076690-52-2
1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

Guidance literature:: Multi-step reaction with 4 steps

1.1: acetonitrile / 18 h / 85 °C

2.1: trifluoroacetic acid / dichloromethane / 18 h / 20 °C

3.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 20 °C

3.2: 0.17 h / 20 °C

3.3: 1.5 h / 20 °C

4.1: potassium phosphate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane; methanol / 16.25 h / 95 °C

With potassium phosphate; oxalyl dichloride; trifluoroacetic acid; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; N,N-dimethyl-formamide; In 1,4-dioxane; methanol; dichloromethane; acetonitrile;

Reference yield:

: 1076690-83-9
3-[4-(3-methyl-ureido)-phenyl]-4,5-dihydro-pyrazole-1-carboxylic acid tert-butyl ester

: 1076690-52-2
1-(4-{1-[2-(4,5-dimethoxy-biphenyl-2-yl)-acetyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl)-3-methyl-urea

Guidance literature:: Multi-step reaction with 3 steps

1.1: trifluoroacetic acid / dichloromethane / 18 h / 20 °C

2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 20 °C

2.2: 0.17 h / 20 °C

2.3: 1.5 h / 20 °C

3.1: potassium phosphate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane; methanol / 16.25 h / 95 °C

With potassium phosphate; oxalyl dichloride; trifluoroacetic acid; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; N,N-dimethyl-formamide; In 1,4-dioxane; methanol; dichloromethane;