(2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

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Chemical Name:(2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one
CAS No.:206255-44-9
Molecular Formula:C₃₅H₅₄O₇Si
Molecular Weight:614.895
Hs Code.:

Synonyms:(2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

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Chemical Property of (2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

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Technology Process of (2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

There total 8 articles about (2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-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: 95.0%

: C₄₂H₅₈O₉Si

: 206255-44-9
(2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

Guidance literature:: C₄₂H₅₈O₉Si; With samarium diiodide; In tetrahydrofuran; methanol; at -78 ℃;

With water; sodium hydrogencarbonate; In tetrahydrofuran; methanol; at -78 ℃;

Reference yield: 95.0%

: 206255-43-8
Benzoic acid (2S,4S,6R)-6-[(2R,3R)-3-benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-3-oxo-tetrahydro-pyran-4-yl ester

: 206255-44-9
(2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

Guidance literature:: With samarium diiodide; In tetrahydrofuran; methanol; at -78 ℃;
DOI:10.1021/ja9727631

Reference yield:

: 206255-40-5
6-(tert-Butyl-dimethyl-silanyloxy)-5,5-dimethyl-hexane-2,4-dione

: 206255-44-9
(2S,6S)-6-[(2R,3R)-3-Benzyloxy-2-(4-methoxy-benzyloxy)-butyl]-2-[2-(tert-butyl-dimethyl-silanyloxy)-1,1-dimethyl-ethyl]-2-methoxy-dihydro-pyran-3-one

Guidance literature:: Multi-step reaction with 6 steps

1: 1.) LDA, 3.) p-TsOH

2: NaBH₄, CeCl₃*7H₂O / methanol / -20 °C

3: m-CPBA, NaHCO₃ / CH₂Cl₂

4: DMAP / CH₂Cl₂ / -10 °C

5: Dess-Martin periodinane / Ambient temperature

6: 95 percent / SmI₂ / tetrahydrofuran; methanol / -78 °C

With dmap; sodium tetrahydroborate; samarium diiodide; cerium(III) chloride; sodium hydrogencarbonate; Dess-Martin periodane; toluene-4-sulfonic acid; 3-chloro-benzenecarboperoxoic acid; lithium diisopropyl amide; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1021/ja9727631