(2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

Base Information

Chemical Name:(2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one
CAS No.:853995-99-0
Molecular Formula:C₂₆H₄₁BrO₆Si
Molecular Weight:557.597
Hs Code.:

Synonyms:(2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

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Chemical Property of (2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

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Technology Process of (2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

There total 11 articles about (2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-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: 77.0%

: 853995-88-7
(2S,3R,6S)-3-Hydroxy-2,6-dimethyl-oct-7-enoic acid

: 853995-87-6
2-bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-benzaldehyde

: 853995-99-0
(2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

Guidance literature:: With isopropoxytrimethylsilane; trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at -78 ℃;
DOI:10.1021/ja051420x

Reference yield:

: 853995-97-8
2-bromo-6-hydroxy-3,5-dimethoxy-4-methyl-benzaldehyde

: 853995-99-0
(2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

Guidance literature:: Multi-step reaction with 2 steps

1: 94 percent / diisopropylethylamine / dimethylformamide / 1.5 h / 20 °C

2: 77 percent / i-PrOTMS; TMSOTf / CH₂Cl₂ / -78 °C

With isopropoxytrimethylsilane; trimethylsilyl trifluoromethanesulfonate; N-ethyl-N,N-diisopropylamine; In dichloromethane; N,N-dimethyl-formamide; 2: Kurihara condensation;
DOI:10.1021/ja060369+

Reference yield:

: 853995-98-9
(S)-4-Benzyl-3-((2S,3R,6S)-3-hydroxy-2,6-dimethyl-oct-7-enoyl)-oxazolidin-2-one

: 853995-99-0
(2R,5S,6R)-2-[2-Bromo-6-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethoxy-4-methyl-phenyl]-5-methyl-6-((S)-3-methyl-pent-4-enyl)-[1,3]dioxan-4-one

Guidance literature:: Multi-step reaction with 2 steps

1: 92 percent / aq. H₂O₂; LiOH / tetrahydrofuran / 1 h / 0 °C

2: 77 percent / i-PrOTMS; TMSOTf / CH₂Cl₂ / -78 °C

With lithium hydroxide; isopropoxytrimethylsilane; trimethylsilyl trifluoromethanesulfonate; dihydrogen peroxide; In tetrahydrofuran; dichloromethane; 2: Kurihara condensation;
DOI:10.1021/ja060369+