(2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

Base Information

Chemical Name:(2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol
CAS No.:916913-32-1
Molecular Formula:C₄₃H₆₄O₄Si
Molecular Weight:673.064
Hs Code.:

Synonyms:(2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

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Chemical Property of (2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

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Technology Process of (2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

There total 8 articles about (2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol 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: 85.0%

: 916913-31-0
(2R,3R,4R)-3-benzoyloxy-5-tert-butyldiphenylsilyloxy-2,4-dimethylpentanal

: 117711-00-9
tridecylmagnesium bromide

: (2R,3R,4R,5R)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

: 916913-32-1
(2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

Guidance literature:: In tetrahydrofuran; toluene; at -78 ℃; for 0.166667h;

Reference yield:

: 916913-15-0
(2R,3S,4S)-2,4-dimethyl-5-phenylsulfinylpentane-1,3-diol

: 916913-32-1
(2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

Guidance literature:: Multi-step reaction with 7 steps

1.1: 95 percent / imidazole / CH₂Cl₂ / 0.5 h / 20 °C

2.1: 90 percent / DCC; DMAP / CH₂Cl₂ / 12 h / 20 °C

3.1: triethylamine; TFAA / acetonitrile / 0.17 h / 20 °C

3.2: 75 percent / sodium hydrocarbonate; sodium borohydride / H₂O; acetonitrile / 0.5 h / 20 °C

4.1: 95 percent / imidazole / CH₂Cl₂ / 0.5 h / 20 °C

5.1: 90 percent / PPTS / ethanol / 12 h / 55 °C

6.1: 90 percent / Dess-Martin periodinane / CH₂Cl₂ / 0.5 h / 20 °C

7.1: 85 percent / toluene; tetrahydrofuran / 0.17 h / -78 °C

With 1H-imidazole; dmap; pyridinium p-toluenesulfonate; Dess-Martin periodane; triethylamine; dicyclohexyl-carbodiimide; trifluoroacetic anhydride; In tetrahydrofuran; ethanol; dichloromethane; toluene; acetonitrile; 3.1: Pummerer reaction;

Reference yield:

: 916913-17-2
(2R,3S,4S)-1-tert-butyldimethylsilyloxy-2,4-dimethyl-5-phenylsulfinylpentan-3-ol

: 916913-32-1
(2R,3R,4R,5S)-3-benzoyloxy-1-tert-butyldiphenylsilyloxy-2,4-dimethyloctadecan-5-ol

Guidance literature:: Multi-step reaction with 6 steps

1.1: 90 percent / DCC; DMAP / CH₂Cl₂ / 12 h / 20 °C

2.1: triethylamine; TFAA / acetonitrile / 0.17 h / 20 °C

2.2: 75 percent / sodium hydrocarbonate; sodium borohydride / H₂O; acetonitrile / 0.5 h / 20 °C

3.1: 95 percent / imidazole / CH₂Cl₂ / 0.5 h / 20 °C

4.1: 90 percent / PPTS / ethanol / 12 h / 55 °C

5.1: 90 percent / Dess-Martin periodinane / CH₂Cl₂ / 0.5 h / 20 °C

6.1: 85 percent / toluene; tetrahydrofuran / 0.17 h / -78 °C

With 1H-imidazole; dmap; pyridinium p-toluenesulfonate; Dess-Martin periodane; triethylamine; dicyclohexyl-carbodiimide; trifluoroacetic anhydride; In tetrahydrofuran; ethanol; dichloromethane; toluene; acetonitrile; 2.1: Pummerer reaction;