(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

Base Information

Chemical Name:(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester
CAS No.:124921-83-1
Molecular Formula:C₃₉H₄₉N₃O₈S₂Si
Molecular Weight:780.051
Hs Code.:

Synonyms:(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

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Chemical Property of (2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

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Technology Process of (2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

There total 4 articles about (2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester 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:

: 36212-66-5
N²-(toluene-4-sulfonyl)-L-asparagine

: 124921-83-1
(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

Guidance literature:: Multi-step reaction with 3 steps

1: 85 percent / Sulfurylchlorid / 72 h / Ambient temperature

2: 1) NOHSO₄, 2) Harnstoff / 1) glacial acetic acid, 30 min, room temperature, 2) 1 h

3: 1) Carbonyldiimidazol / 1) CH₂Cl₂, ca. 45 min, room temperature, 2) 90 min

With sulfuryl dichloride; Carbonyldiimidazole; nitrosylsulfuric acid; urea;

Reference yield:

: 124921-81-9
(2S)-4-amino-2-<<(4-methylphenyl)sulfonyl>amino>butan-1-ol

: 124921-83-1
(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

Guidance literature:: Multi-step reaction with 2 steps

1: Imidazol / dimethylformamide / 0.25 h / Ambient temperature

2: 1) Carbonyldiimidazol / 1) CH₂Cl₂, ca. 45 min, room temperature, 2) 90 min

With 1H-imidazole; Carbonyldiimidazole; In N,N-dimethyl-formamide;

Reference yield:

: 59642-37-4
N-(p-toluenesulfonyl)L-asparagine methyl ester

: 124921-83-1
(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonansaeure-methylester

Guidance literature:: Multi-step reaction with 2 steps

1: 1) NOHSO₄, 2) Harnstoff / 1) glacial acetic acid, 30 min, room temperature, 2) 1 h

2: 1) Carbonyldiimidazol / 1) CH₂Cl₂, ca. 45 min, room temperature, 2) 90 min

With Carbonyldiimidazole; nitrosylsulfuric acid; urea;