5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone

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Chemical Name:5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone
CAS No.:1392277-58-5
Molecular Formula:C₂₄H₃₂O₄Si₂
Molecular Weight:440.687
Hs Code.:

Synonyms:5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone

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Chemical Property of 5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone

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Technology Process of 5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone

There total 1 articles about 5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone 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: 65.0%

: 27437-03-2
pentacarbonyl[(methoxy)(4-methoxybenzylidene)]chromium⁽⁰⁾

: C₅H₆NO₃^(1-)*Li⁽¹⁺⁾

: 78012-45-0
[3-(trimethylsilyl)prop-2-yn-1-yl]magnesium bromide

: 1392277-58-5
5-hydroxy-7-(4-methoxyphenyl)-3-(trimethylsilyl)-5-[3-(trimethylsilyl)-2-propynyl]-5,6-dihydro-4H-2-benzofuranone

Guidance literature:: pentacarbonyl[(methoxy)(4-methoxybenzylidene)]chromium⁽⁰⁾; C₅H₆NO₃^(1-)*Li⁽¹⁺⁾; In tetrahydrofuran; at -78 ℃; for 0.25h; Inert atmosphere;

[3-(trimethylsilyl)prop-2-yn-1-yl]magnesium bromide; In tetrahydrofuran; diethyl ether; at -78 - 20 ℃; for 20.5h; Inert atmosphere;

With ammonium chloride; In tetrahydrofuran; diethyl ether; water; at 20 ℃; for 24h; regioselective reaction; Inert atmosphere;
DOI:10.1002/chem.201102288