4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

Base Information

Chemical Name:4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester
CAS No.:321657-64-1
Molecular Formula:C₂₈H₃₀BrCl₂N₅O₅S
Molecular Weight:699.453
Hs Code.:

4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

Synonyms:4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

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Chemical Property of 4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

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Technology Process of 4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

There total 1 articles about 4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester 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:

: 321657-07-2
(R)-5-(4-bromo-benzyl)-7-(3,5-dichloro-phenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl chloride

: 57260-71-6
1-t-Butoxycarbonylpiperazine

: 321657-64-1
4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

Guidance literature:: With triethylamine; at 20 ℃; for 12h; Inert atmosphere;
DOI:10.1002/jlcr.1920

Reference yield: 77.0%

: 321657-64-1
4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

: 73183-34-3
bis(pinacol)diborane

: 1354344-43-6
4-{(R)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-5-[[4-(4,4,5,5,-tetramethyl-[1,3,2]dioxaborolan-2-yl)phenyl]methyl]-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl}piperazine-1-carboxylic acid tert-butyl ester

Guidance literature:: With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium acetate; In N,N-dimethyl-formamide; at 80 ℃; Inert atmosphere;
DOI:10.1002/jlcr.1920

Reference yield:

: 321657-64-1
4-[(R)-5-(4-bromobenzyl)-7-(3,5-dichlorophenyl)-5-methyl-6-oxo-6,7-dihydro-5H-imidazo[1,2-a]imidazole-3-sulfonyl]piperazine-1-carboxylic acid tert-butyl ester

: (R)-1-(3,5-dichloro-phenyl)-3-methyl-5-(piperazine-1-sulfonyl)-3-(4-pyrimidin-5-yl-benzyl)-1H-imidazo[1,2-a]imidazol-2-one

Guidance literature:: Multi-step reaction with 3 steps

1: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium acetate / N,N-dimethyl-formamide / 80 °C / Inert atmosphere

2: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium carbonate / 1,2-dimethoxyethane / 7 h / Inert atmosphere; Heating

3: trifluoroacetic acid / dichloromethane / 1.5 h / 20 °C

With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium acetate; potassium carbonate; trifluoroacetic acid; In 1,2-dimethoxyethane; dichloromethane; N,N-dimethyl-formamide; 2: Suzuki coupling;
DOI:10.1002/jlcr.1920