(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

Base Information

Chemical Name:(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester
CAS No.:168335-76-0
Molecular Formula:C₃₈H₅₄N₂O₆
Molecular Weight:634.857
Hs Code.:

(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

Synonyms:(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

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Chemical Property of (4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

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Technology Process of (4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

There total 14 articles about (4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-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: 75.0%

: 131423-64-8
benzyl (R)-4-methyl-2-(trifluoromethylsulfonyloxy)pentanoate

: 168335-74-8
(4S,5S)-4-(4-Amino-7-hexyl-benzofuran-3-ylmethyl)-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

: 168335-76-0
(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

Guidance literature:: With 2,6-dimethylpyridine; In 1,2-dichloro-ethane;

Reference yield:

: (4R,5S)-tert-butyl 4-formyl-2,2,5-trimethyloxazolidine-3-carboxylate

: 168335-76-0
(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 84 percent / benzene / Ambient temperature

2: 61 percent / diisobutylaluminum hydride / toluene; hexane / 3 h / -60 - -40 °C

3: triphenylphosphine, diethyl azodicarboxylate / tetrahydrofuran / 24 h / Ambient temperature

4: 81 percent / palladium acetate, sodium formate, sodium carbonate, tetrabutylammonium chloride / dimethylformamide / 36 h / 80 °C

5: 75 percent / 2,6-lutidine / 1,2-dichloro-ethane / 80 °C

With 2,6-dimethylpyridine; tetrabutyl-ammonium chloride; sodium formate; palladium diacetate; diisobutylaluminium hydride; sodium carbonate; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; hexane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; toluene; benzene;
DOI:10.1021/ja00130a003

Reference yield:

: 56619-93-3
N-(3-methoxyphenyl)pivalamide

: 168335-76-0
(4S,5S)-4-[4-((S)-1-Benzyloxycarbonyl-2-methyl-propylamino)-7-hexyl-benzofuran-3-ylmethyl]-2,2,5-trimethyl-oxazolidine-3-carboxylic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 1.) n-BuLi, 2.) bromine / 1.) THF, hexane, 0 deg C, 2.5 h, 2.) THF, hexane, -78 deg C, 1 h

2: 1.) AlCl₃ / 1.) CS₂, reflux, 3 h, 2.) 70 deg C, 2 d

3: 1.) triethylamine, ethyl chloroformate, 2.) sodium borohydride, water / 1.) THF, 0 deg C, 30 min, 2.) THF, RT, 3 h

4: 74 percent / ethanolic HCl / 18 h / 80 °C

5: triphenylphosphine, diethyl azodicarboxylate / tetrahydrofuran / 24 h / Ambient temperature

6: 81 percent / palladium acetate, sodium formate, sodium carbonate, tetrabutylammonium chloride / dimethylformamide / 36 h / 80 °C

7: 75 percent / 2,6-lutidine / 1,2-dichloro-ethane / 80 °C

With 2,6-dimethylpyridine; hydrogenchloride; sodium tetrahydroborate; n-butyllithium; aluminium trichloride; tetrabutyl-ammonium chloride; water; bromine; sodium formate; palladium diacetate; chloroformic acid ethyl ester; sodium carbonate; triethylamine; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; 1,2-dichloro-ethane; N,N-dimethyl-formamide;
DOI:10.1021/ja00130a003