(4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

Base Information

Chemical Name:(4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol
CAS No.:439217-24-0
Molecular Formula:C₃₇H₅₀O₄Si
Molecular Weight:586.887
Hs Code.:

Synonyms:(4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

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Chemical Property of (4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

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Technology Process of (4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

There total 8 articles about (4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-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:

: 439217-23-9
(4R,7S)-7-{(5R,7S)-3-Benzenesulfonyl-7-[(E)-5-(tert-butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

: 439217-24-0
(4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

Guidance literature:: With disodium hydrogenphosphate; sodium amalgam; In tetrahydrofuran; methanol; at -10 - 0 ℃; for 1.33333h;
DOI:10.1016/j.tet.2003.03.003

Reference yield:

: 439217-31-9
(S)-4-{(5R,7S)-3-Benzenesulfonyl-7-[(E)-5-(tert-butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-pentanal

: 439217-24-0
(4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

Guidance literature:: Multi-step reaction with 2 steps

1: 71 percent / diethyl ether; pentane / 0.5 h / -100 °C

2: Na₂HPO₄; Na/Hg / tetrahydrofuran; methanol / 1.33 h / -10 - 0 °C

With disodium hydrogenphosphate; sodium amalgam; In tetrahydrofuran; methanol; diethyl ether; pentane; 1: Brown allylation;
DOI:10.1016/j.tet.2003.03.003

Reference yield:

: 439217-22-8
(S)-4-{(5R,7S)-3-Benzenesulfonyl-7-[(E)-5-(tert-butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-pentan-1-ol

: 439217-24-0
(4R,7S)-7-{(5R,7S)-7-[(E)-5-(tert-Butyl-diphenyl-silanyloxy)-pent-1-enyl]-1,6-dioxa-spiro[4.5]deca-2,9-dien-2-yl}-oct-1-en-4-ol

Guidance literature:: Multi-step reaction with 3 steps

1: 97 percent / TPAP; NMO / CH₂Cl₂ / 0.5 h / 20 °C

2: 71 percent / diethyl ether; pentane / 0.5 h / -100 °C

3: Na₂HPO₄; Na/Hg / tetrahydrofuran; methanol / 1.33 h / -10 - 0 °C

With disodium hydrogenphosphate; sodium amalgam; N-methyl-2-indolinone; tetrapropylammonium perruthennate; In tetrahydrofuran; methanol; diethyl ether; dichloromethane; pentane; 2: Brown allylation;
DOI:10.1016/j.tet.2003.03.003