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

Base Information

Chemical Name:(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonanol
CAS No.:124921-84-2
Molecular Formula:C₃₈H₄₉N₃O₇S₂Si
Molecular Weight:752.04
Hs Code.:

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

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

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

There total 6 articles about (2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonanol 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: 89.0%

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

: 124921-84-2
(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonanol

Guidance literature:: With sodium tetrahydroborate; calcium chloride; In ethanol; at -5 ℃; for 2h;

Reference yield:

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

: 124921-84-2
(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonanol

Guidance literature:: Multi-step reaction with 4 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

4: 89 percent / CaCl₂, NaBH₄ / ethanol / 2 h / -5 °C

With sodium tetrahydroborate; sulfuryl dichloride; Carbonyldiimidazole; nitrosylsulfuric acid; urea; calcium chloride; In ethanol;

Reference yield:

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

: 124921-84-2
(2S,8S)-9-(tert-Butyldiphenylsilyloxy)-2,8-bis<(4-methylphenyl)sulfonylamino>-4-oxo-5-azanonanol

Guidance literature:: Multi-step reaction with 3 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

3: 89 percent / CaCl₂, NaBH₄ / ethanol / 2 h / -5 °C

With sodium tetrahydroborate; Carbonyldiimidazole; nitrosylsulfuric acid; urea; calcium chloride; In ethanol;