(5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

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Chemical Name:(5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one
CAS No.:1202520-70-4
Molecular Formula:C₄₂H₇₀O₄Si₂
Molecular Weight:695.186
Hs Code.:

(5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

Synonyms:(5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

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Chemical Property of (5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

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Technology Process of (5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

There total 1 articles about (5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one 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: 88.0%

: 1202520-82-8
(5R,6R,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-ol

: 1202520-70-4
(5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

Guidance literature:: With sodium hydrogencarbonate; Dess-Martin periodane; In dichloromethane; at 20 ℃; for 3h; Inert atmosphere;
DOI:10.1021/ol902414u

Reference yield: 67.0%

: 1202520-70-4
(5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one

: 876954-49-3
(2S,4R)-5-(benzyloxy)-2,4-dimethylpentanal

: 1202520-69-1
(2R,3S,4S,6R,7S,8S,10R)-11-(benzyloxy)-3-(tert-butyldimethylsilyloxy)-2-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-6-ethyl-7-hydroxy-4,8,10-trimethylundecan-5-one

Guidance literature:: (5S,6S,7R)-6-(tert-butyldimethylsilyloxy)-7-((2R,3S,5S,6R)-6-((S)-1-(tert-butyldiphenylsilyloxy)butan-2-yl)-3,5-dimethyltetrahydro-2H-pyran-2-yl)-5-methyloctan-4-one; With titanium tetrachloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; at -78 ℃; for 1.5h; Inert atmosphere;

(2S,4R)-5-(benzyloxy)-2,4-dimethylpentanal; In dichloromethane; at -78 ℃; for 4h; Inert atmosphere;

With water; ammonium chloride; In dichloromethane; optical yield given as %de; diastereoselective reaction; Inert atmosphere;
DOI:10.1021/ol902414u