(2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

Base Information

Chemical Name:(2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol
CAS No.:400737-82-8
Molecular Formula:C₂₁H₃₄O₄SSi
Molecular Weight:410.65
Hs Code.:

Synonyms:(2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

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Chemical Property of (2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

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Technology Process of (2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

There total 6 articles about (2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-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: 90.0%

: 106-95-6
allyl bromide

: 400737-79-3
(2S,3R,4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3,4-diol

: 400737-82-8
(2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

Guidance literature:: (2S,3R,4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3,4-diol; With di(n-butyl)tin oxide; In toluene; for 6h; Heating;

allyl bromide; With cerium monofluoride; In N,N-dimethyl-formamide; at 70 ℃; for 12h;
DOI:10.1002/1521-3773(20011015)40:20<3849::AID-ANIE3849>3.0.CO;2-M

Reference yield: 68.0%

: 106-95-6
allyl bromide

: 400737-79-3
(2S,3R,4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3,4-diol

: 400737-82-8
(2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

: (2S,3R,4S,5R,6S)-3-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-4-ol

Guidance literature:: (2S,3R,4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3,4-diol; With di(n-butyl)tin oxide; In toluene; for 6h; Heating;

allyl bromide; With cesium fluoride; In N,N-dimethyl-formamide; at 70 ℃; for 12h;
DOI:10.1021/ja0304953

Reference yield:

: 131087-35-9
phenyl 2,3-O-isopropylidene-1-thio-α-L-rhamnopyranoside

: 400737-82-8
(2S,3R,4S,5S,6S)-4-Allyloxy-5-(tert-butyl-dimethyl-silanyloxy)-6-methyl-2-phenylsulfanyl-tetrahydro-pyran-3-ol

Guidance literature:: Multi-step reaction with 3 steps

1.1: 95 percent / 2,6-lutidine / CH₂Cl₂ / 0.5 h / -78 °C

2.1: 92 percent / boron trichloride dimethylsulfide / CH₂Cl₂ / 0.5 h / 0 °C

3.1: nBu₂SnO / toluene / 6 h / Heating

3.2: 68 percent / cesium fluoride / dimethylformamide / 12 h / 70 °C

With 2,6-dimethylpyridine; boron trichloride - methyl sulfide complex; di(n-butyl)tin oxide; In dichloromethane; toluene;
DOI:10.1021/ja0304953