[(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

Base Information

Chemical Name:[(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester
CAS No.:212514-53-9
Molecular Formula:C₂₁H₃₃NO₅S
Molecular Weight:411.563
Hs Code.:

Synonyms:[(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

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Chemical Property of [(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

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Technology Process of [(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

There total 5 articles about [(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl 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: 82.0%

: 75-03-6
ethyl iodide

: 212514-38-0
{(S)-3-Methyl-1-[2-(toluene-4-sulfonyl)-acetyl]-butyl}-carbamic acid ethyl ester

: 212514-53-9
[(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; for 5h; Ambient temperature;
DOI:10.1016/S0040-4020(98)00533-X

Reference yield:

: 824-79-3
sodium 4-methylbenzenesulfinate

: 212514-53-9
[(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) 47percent HBr / 1.) Et₂O, 0 deg C, 2.) DMF, room temperature

2: 82 percent / K₂CO₃ / dimethylformamide / 5 h / Ambient temperature

With hydrogen bromide; potassium carbonate; In N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(98)00533-X

Reference yield:

: 95204-54-9
(S)-methyl 2-(ethoxycarbonylamino)-4-methylpentanoate

: 212514-53-9
[(S)-3-Ethyl-1-isobutyl-2-oxo-3-(toluene-4-sulfonyl)-pentyl]-carbamic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran / -78 °C

2: 82 percent / K₂CO₃ / dimethylformamide / 5 h / Ambient temperature

With potassium carbonate; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(98)00533-X