2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

Base Information

Chemical Name:2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one
CAS No.:634905-58-1
Molecular Formula:C₃₀H₄₄O₇Si₂
Molecular Weight:572.846
Hs Code.:

Synonyms:2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

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Chemical Property of 2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

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Technology Process of 2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

There total 6 articles about 2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one 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: 97.0%

: 99815-16-4
3,4-bis(tert-butyldimethylsilanyloxy)benzaldehyde

: 241811-24-5
5,6,7-trimethoxy-benzofuran-3-one

: 634905-58-1
2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

Guidance literature:: With aluminum oxide; In dichloromethane; at 20 ℃;
DOI:10.1016/j.bmcl.2003.07.003

Reference yield:

: 19676-64-3
2,3,4-trimethoxyphenol

: 634905-58-1
2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

Guidance literature:: Multi-step reaction with 3 steps

1: 81 percent / NaH / dimethylformamide / 20 °C

2: 58 percent / polyphosphoric acid / 8 h / 80 °C

3: 97 percent / Al₂O₃ / CH₂Cl₂ / 20 °C

With aluminum oxide; PPA; sodium hydride; In dichloromethane; N,N-dimethyl-formamide; 2: Friedel-Crafts reaction;
DOI:10.1016/j.bmcl.2003.07.003

Reference yield:

: 30225-82-2
2,3,4-trimethoxyphenyl formate

: 634905-58-1
2-[1-[3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-phenyl]-meth-(Z)-ylidene]-5,6,7-trimethoxy-benzofuran-3-one

Guidance literature:: Multi-step reaction with 4 steps

1: 88 percent / NaOMe; MeOH / 4 h / 20 °C

2: 81 percent / NaH / dimethylformamide / 20 °C

3: 58 percent / polyphosphoric acid / 8 h / 80 °C

4: 97 percent / Al₂O₃ / CH₂Cl₂ / 20 °C

With methanol; aluminum oxide; PPA; sodium methylate; sodium hydride; In dichloromethane; N,N-dimethyl-formamide; 3: Friedel-Crafts reaction;
DOI:10.1016/j.bmcl.2003.07.003