(5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

Base Information

Chemical Name:(5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one
CAS No.:905589-33-5
Molecular Formula:C₃₅H₅₄O₄Si₂
Molecular Weight:594.982
Hs Code.:

Synonyms:(5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

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Chemical Property of (5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

Chemical Property:

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Technology Process of (5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

There total 7 articles about (5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-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:

: 905589-55-1
(5S,8S,9S)-8,11-Bis-benzyloxy-9-hydroxy-5-methyl-1-trimethylsilanyl-undec-1-yn-6-one

: 79271-56-0
triethylsilyl trifluoromethyl sulfonate

: 905589-33-5
(5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

Guidance literature:: With 2,6-dimethylpyridine; In dichloromethane; at -40 ℃; for 1h;
DOI:10.1021/ol0609457

Reference yield:

: 905589-53-9
(S)-trimethyl(5-methyl-6-(trimethylsilyloxy)hept-6-en-1-ynyl)silane

: 905589-33-5
(5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / MgBr₂*Et₂O / CH₂Cl₂ / 2 h / -78 °C

2: 112 mg / trifluoromethanesulfonic acid / CH₂Cl₂ / 20 °C

3: 72.6 mg / phosphate buffer; DDQ / CH₂Cl₂ / 2 h / 0 °C / pH 7

4: 65.2 mg / 2,6-lutidine / CH₂Cl₂ / 1 h / -40 °C

With 2,6-dimethylpyridine; phosphate buffer; trifluorormethanesulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone; magnesium bromide; In dichloromethane; 1: Mikaiyama aldol reaction;
DOI:10.1021/ol0609457

Reference yield:

: (2S)-4-benzyloxy-2-(4-methoxybenzyloxy)-butyraldehyde

: 905589-33-5
(5S,8S,9S)-8,11-Bis-benzyloxy-5-methyl-9-triethylsilanyloxy-1-trimethylsilanyl-undec-1-yn-6-one

Guidance literature:: Multi-step reaction with 4 steps

1: 91 percent / MgBr₂*Et₂O / CH₂Cl₂ / 2 h / -78 °C

2: 112 mg / trifluoromethanesulfonic acid / CH₂Cl₂ / 20 °C

3: 72.6 mg / phosphate buffer; DDQ / CH₂Cl₂ / 2 h / 0 °C / pH 7

4: 65.2 mg / 2,6-lutidine / CH₂Cl₂ / 1 h / -40 °C

With 2,6-dimethylpyridine; phosphate buffer; trifluorormethanesulfonic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone; magnesium bromide; In dichloromethane; 1: Mikaiyama aldol reaction;
DOI:10.1021/ol0609457