Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane

Base Information

• Chemical Name: Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane
• CAS No.: 196957-43-4
• Molecular Formula: C₂₂H₃₆O₄Si
• Molecular Weight: 392.611

Synonyms:Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane

Chemical Property of Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane

Chemical Property:

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Technology Process of Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane

There total 2 articles about Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-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: 99.0%

(E)-4-(3,4,5-trimethoxyphenyl)but-3-en-2-one (19039-94-2) + triisopropylsilyl trifluoromethanesulfonate (80522-42-5) → Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane (196957-43-4)

Guidance literature:

With triethylamine; In dichloromethane; for 1h; Ambient temperature;

DOI:10.1016/S0040-4020(98)00304-4

Reference yield:

3,4,5-trimethoxy-benzaldehyde (86-81-7) → Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane (196957-43-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 78 percent / NaOH / ethanol; H₂O / 0.75 h / Ambient temperature

2: 99 percent / Et₃N / CH₂Cl₂ / 1 h / Ambient temperature

With sodium hydroxide; triethylamine; In ethanol; dichloromethane; water;

DOI:10.1016/S0040-4020(98)00304-4

Reference yield: 32.0%

4a,9a-epoxy-4a,9a-dihydro-anthracene-1,4,9,10-tetraone (69448-06-2) + Triisopropyl-[(E)-1-methylene-3-(3,4,5-trimethoxy-phenyl)-allyloxy]-silane (196957-43-4) → (+/-)-(5aS,6aS,7S,10aR,11aR)-5a,11a-epoxy-9-triisopropylsiloxy-7-(3,4,5-trimethoxyphenyl)-5a,6a,7,10,10a,11a-hexahydronaphthacene-5,6,11,12-tetraone

Guidance literature:

In dichloromethane; benzene; for 24h; Ambient temperature;

DOI:10.1016/S0040-4020(98)00304-4

upstream raw materials:

(E)-4-(3,4,5-trimethoxyphenyl)but-3-en-2-one

triisopropylsilyl trifluoromethanesulfonate

3,4,5-trimethoxy-benzaldehyde

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