(S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

Base Information

Chemical Name:(S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester
CAS No.:198836-43-0
Molecular Formula:C₁₇H₂₄N₂O₆S
Molecular Weight:384.453
Hs Code.:

Synonyms:(S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

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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 (S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

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Technology Process of (S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

There total 6 articles about (S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl 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: 91.0%

: 1119-51-3
bromopentene

: 198836-35-0
(S)-2-(4-nitrobenzenesulfonylamino)-3-methyl-butyric acid methyl ester

: 198836-43-0
(S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

Guidance literature:: With N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate; In acetonitrile; at 80 ℃; for 6h;
DOI:10.1002/(sici)1099-0690(200004)2000:8<1443::aid-ejoc1443>3.0.co;2-5

Reference yield:

: 1119-51-3
bromopentene

: 198836-35-0
(S)-2-(4-nitrobenzenesulfonylamino)-3-methyl-butyric acid methyl ester

: 2-Isopropyl-2-(4-nitro-phenylamino)-hept-6-enoic acid methyl ester

: 198836-43-0
(S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

Guidance literature:: With caesium carbonate; In N,N-dimethyl-formamide; at 60 ℃; for 6h;
DOI:10.1016/S0040-4020(97)10015-1

Reference yield:

: 6306-52-1
L-valine methylester hydrochloride

: 198836-43-0
(S)-3-Methyl-2-[(4-nitro-benzenesulfonyl)-pent-4-enyl-amino]-butyric acid methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 80 percent / triethylamine / CH₂Cl₂ / 16 h / Ambient temperature

2: cesium carbonate / dimethylformamide / 6 h / 60 °C

With caesium carbonate; triethylamine; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(97)10015-1