7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

Base Information

Chemical Name:7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene
CAS No.:173676-35-2
Molecular Formula:C₃₄H₄₆O₄Si₂
Molecular Weight:574.908
Hs Code.:

Synonyms:7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

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Chemical Property of 7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

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Technology Process of 7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

There total 5 articles about 7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene 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: 88.0%

: 13139-86-1
4-methoxyphenyl magnesium bromide

: 173676-53-4
7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-phenoxy-2H-chromene

: 173676-35-2
7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

Guidance literature:: In toluene; 0 deg C to RT;
DOI:10.1016/0040-4039(95)01916-6

Reference yield:

: 3173-00-0
7-methoxy-3-(4-methoxyphenyl)-2H-chromen-2-one

: 173676-35-2
7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) EtSH, AlCl₃, 2.) Et₃N / 1.) CH₂Cl₂, 2.) CH₂Cl₂

2: 83 percent / DIBAL-H / toluene / -78 °C

3: 97 percent / chlorobenzene / Heating

4: 88 percent / toluene / 0 deg C to RT

With aluminium trichloride; diisobutylaluminium hydride; triethylamine; ethanethiol; In chlorobenzene; toluene;
DOI:10.1016/0040-4039(95)01916-6

Reference yield:

: 18162-48-6
tert-butyldimethylsilyl chloride

: 173676-35-2
7-(tert-Butyl-dimethyl-silanyloxy)-3-[4-(tert-butyl-dimethyl-silanyloxy)-phenyl]-2-(4-methoxy-phenyl)-2H-chromene

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) EtSH, AlCl₃, 2.) Et₃N / 1.) CH₂Cl₂, 2.) CH₂Cl₂

2: 83 percent / DIBAL-H / toluene / -78 °C

3: 97 percent / chlorobenzene / Heating

4: 88 percent / toluene / 0 deg C to RT

With aluminium trichloride; diisobutylaluminium hydride; triethylamine; ethanethiol; In chlorobenzene; toluene;
DOI:10.1016/0040-4039(95)01916-6