E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

Base Information

Chemical Name:E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal
CAS No.:107941-11-7
Molecular Formula:C₂₉H₄₀O₆Si
Molecular Weight:512.718
Hs Code.:

Synonyms:E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

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Chemical Property of E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

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Technology Process of E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

There total 6 articles about E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal 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:

: 103061-82-1
(2R,3R)-1,2-O-isopropylidene-3-<2-(5-methylfuryl)>-1,2,3-propanetriol

: 107941-11-7
E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / imidazole / dimethylformamide / 5 h / 80 °C

2: 85 percent / pyridine, bromine / acetonitrile; H₂O / 1.) -20 deg C 2.) rt, 2 h

3: 77 percent / camphorsulfonic acid / methanol / 0 °C

With pyridine; 1H-imidazole; camphor-10-sulfonic acid; bromine; In methanol; water; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1021/ja00247a025

Reference yield:

: 107941-07-1
(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-3-<2-(5-methylfuryl)>-1,2,3-propanetriol

: 107941-11-7
E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

Guidance literature:: Multi-step reaction with 2 steps

1: 85 percent / pyridine, bromine / acetonitrile; H₂O / 1.) -20 deg C 2.) rt, 2 h

2: 77 percent / camphorsulfonic acid / methanol / 0 °C

With pyridine; camphor-10-sulfonic acid; bromine; In methanol; water; acetonitrile;
DOI:10.1021/ja00247a025

Reference yield:

: 58479-61-1
tert-butylchlorodiphenylsilane

: 107941-11-7
E-(2R,3R)-3-O-(tert-butyldiphenylsilyl)-1,2-O-isopropylidene-5-octene-4,7-dione-1,2,3-triol, 7-dimethyl ketal

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / imidazole / dimethylformamide / 5 h / 80 °C

2: 85 percent / pyridine, bromine / acetonitrile; H₂O / 1.) -20 deg C 2.) rt, 2 h

3: 77 percent / camphorsulfonic acid / methanol / 0 °C

With pyridine; 1H-imidazole; camphor-10-sulfonic acid; bromine; In methanol; water; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1021/ja00247a025