N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

Base Information

Chemical Name:N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea
CAS No.:501371-96-6
Molecular Formula:C₂₁H₂₅BrN₂O₃S₂
Molecular Weight:497.477
Hs Code.:

Synonyms:N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

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Technology Process of N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

There total 2 articles about N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea 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: 70.0%

: 2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-sulfonamide

: pentafluorophenyl N-(4-bromobenzyl)thiocarbamate

: 501371-96-6
N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

Guidance literature:: With potassium tert-butylate; In tetrahydrofuran; dimethyl sulfoxide; at 20 - 60 ℃;
DOI:10.1021/jo026807m

Reference yield:

: 26177-44-6
4-bromobenzylamine hydrochloride

: 501371-96-6
N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

Guidance literature:: Multi-step reaction with 2 steps

1: DIPEA / CH₂Cl₂

2: 70 percent / t-BuOK / dimethylsulfoxide; tetrahydrofuran / 20 - 60 °C

With potassium tert-butylate; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; dichloromethane; dimethyl sulfoxide;
DOI:10.1021/jo026807m

Reference yield: 88.0%

: 108-91-8,157973-60-9
cyclohexylamine

: 501371-96-6
N-(4-bromobenzyl)-N'-(2,2,4,6,7-pentamethyldihydrobenzofuran-5-sulfonyl)thiourea

: N-cyclohexyl-N'-(4-bromobenzyl)-N-(2,2,4,6,7-pentamethyl-2,3-dihydrobenzofuran-5-sulfonyl)guanidine

Guidance literature:: With N-methyl-2-methylpyridinium iodide; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; N,N-dimethyl-formamide; at 20 ℃;
DOI:10.1021/jo026807m