[3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

Base Information

Chemical Name:[3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane
CAS No.:88088-67-9
Molecular Formula:C₂₈H₃₉BrO₄Si
Molecular Weight:547.605
Hs Code.:

Synonyms:[3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

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Chemical Property of [3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

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Technology Process of [3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

There total 13 articles about [3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane 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: 78.0%

: 88088-66-8
Methanesulfonic acid 4-benzyloxy-3-[2-bromo-3-(tert-butyl-dimethyl-silanyloxy)-5,6-dimethoxy-4-methyl-phenyl]-1-vinyl-butyl ester

: 88088-67-9
[3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

Guidance literature:: With aluminum oxide; In diethyl ether; for 4h;
DOI:10.1246/cl.1983.1383

Reference yield:

: 2568-24-3
2-phenyl-4,7-dihydro-1,3-dioxepine

: 88088-67-9
[3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

Guidance literature:: Multi-step reaction with 11 steps

1: 100 percent / LiAlH₄

2: 95.6 percent / PBr₃

3: 88 percent / K₂CO₃ / acetone / Heating

4: 84 percent / N,N-dimethylaniline / 200 °C

5: K₂CO₃ / acetone

6: 1.) KOH; 2.) imidazole / 1.) MeOH, 0 deg C; 2.) DMF

7: 1.) BH₃*SMe₂; 2.) 30 percent H₂O₂, NaOH / 1.) Et₂O, 0 deg C; 2.) EtOH

8: pyridinium chlorochromate / CH₂Cl₂

9: tetrahydrofuran / 0 °C

10: Et₃N / 1 h / 0 °C

11: 78 percent / Al₂O₃ / diethyl ether / 4 h

With 1H-imidazole; aluminum oxide; potassium hydroxide; sodium hydroxide; lithium aluminium tetrahydride; dimethylsulfide borane complex; dihydrogen peroxide; phosphorus tribromide; potassium carbonate; N,N-dimethyl-aniline; triethylamine; pyridinium chlorochromate; In tetrahydrofuran; diethyl ether; dichloromethane; acetone;
DOI:10.1246/cl.1983.1383

Reference yield:

: 6971-52-4
3-methoxy-2-methylphenol

: 88088-67-9
[3-((E)-1-Benzyloxymethyl-penta-2,4-dienyl)-2-bromo-4,5-dimethoxy-6-methyl-phenoxy]-tert-butyl-dimethyl-silane

Guidance literature:: Multi-step reaction with 10 steps

1: Cl₂CHOCH₃

2: 88 percent / K₂CO₃ / acetone / Heating

3: 84 percent / N,N-dimethylaniline / 200 °C

4: K₂CO₃ / acetone

5: 1.) KOH; 2.) imidazole / 1.) MeOH, 0 deg C; 2.) DMF

6: 1.) BH₃*SMe₂; 2.) 30 percent H₂O₂, NaOH / 1.) Et₂O, 0 deg C; 2.) EtOH

7: pyridinium chlorochromate / CH₂Cl₂

8: tetrahydrofuran / 0 °C

9: Et₃N / 1 h / 0 °C

10: 78 percent / Al₂O₃ / diethyl ether / 4 h

With 1H-imidazole; aluminum oxide; potassium hydroxide; sodium hydroxide; Dichloromethyl methyl ether; dimethylsulfide borane complex; dihydrogen peroxide; potassium carbonate; N,N-dimethyl-aniline; triethylamine; pyridinium chlorochromate; In tetrahydrofuran; diethyl ether; dichloromethane; acetone;
DOI:10.1246/cl.1983.1383