(8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

Base Information

Chemical Name:(8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester
CAS No.:106027-30-9
Molecular Formula:C₆₉H₈₄O₅Si₃
Molecular Weight:1077.68
Hs Code.:

Synonyms:(8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

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Chemical Property of (8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

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Technology Process of (8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

There total 14 articles about (8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester 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: 62.0%

: 106027-28-5
(R)-2,10-Bis-(tert-butyl-diphenyl-silanyloxy)-dec-4-ynal

: 90108-25-1
(E)-(S)-5-(tert-Butyl-diphenyl-silanyloxy)-10-(dimethoxy-phosphoryl)-dec-8-en-6-ynoic acid methyl ester

: 106027-30-9
(8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

: 106027-30-9
(8E,10E)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; at -78 - 25 ℃;
DOI:10.1016/S0040-4039(00)84400-7

Reference yield: 62.0%

: 106027-28-5
(R)-2,10-Bis-(tert-butyl-diphenyl-silanyloxy)-dec-4-ynal

: 90108-25-1
(E)-(S)-5-(tert-Butyl-diphenyl-silanyloxy)-10-(dimethoxy-phosphoryl)-dec-8-en-6-ynoic acid methyl ester

: 106027-30-9
(8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

: 106027-30-9
(8E,10E)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; at -78 - 25 ℃;
DOI:10.1016/S0040-4039(00)84400-7

Reference yield:

: 63478-76-2
1-hydroxy-6-heptyne

: 106027-30-9
(8E,10Z)-(5S,12R)-5,12,20-Tris-(tert-butyl-diphenyl-silanyloxy)-icosa-8,10-diene-6,14-diynoic acid methyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 98 percent / imidazole / dimethylformamide / 0 - 25 °C

2: 1.) nBuLi, TMEDA, THF, -78 degC, 2.) THF, -78 -> 25 degC

3: 95 percent / imidazole / dimethylformamide / 0 - 25 °C

4: 88 percent / pyridinium p-toluene sulphonate / methanol / 48 °C

5: 90 percent / CrO_3.2pyr,celite / CH₂Cl₂ / 0 °C

6: 7 percent / LDA / tetrahydrofuran / -78 - 25 °C

With 1H-imidazole; pyridinium p-toluenesulfonate; dipyridine chromium trioxide; lithium diisopropyl amide; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4039(00)84400-7