2H-1-Benzopyran-4-methanol, a-[4-(dimethylamino)phenyl]-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[4 -[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-hydroxyphenyl]-

Base Information

Chemical Name:2H-1-Benzopyran-4-methanol, a-[4-(dimethylamino)phenyl]-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[4 -[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-hydroxyphenyl]-
CAS No.:554430-19-2
Molecular Formula:C36H51NO5Si2
Molecular Weight:633.976
Hs Code.:

2H-1-Benzopyran-4-methanol,
a-[4-(dimethylamino)phenyl]-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[4
-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-hydroxyphenyl]-

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Chemical Property of 2H-1-Benzopyran-4-methanol, a-[4-(dimethylamino)phenyl]-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[4 -[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-hydroxyphenyl]-

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Technology Process of 2H-1-Benzopyran-4-methanol, a-[4-(dimethylamino)phenyl]-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[4 -[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-hydroxyphenyl]-

There total 5 articles about 2H-1-Benzopyran-4-methanol, a-[4-(dimethylamino)phenyl]-7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[4 -[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-hydroxyphenyl]- 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:

: 554430-87-4
2,8-bis(tert-butyl-dimethyl-silyloxy)-11H-chromeno[4,3-c]chromen-5-one

: 554430-19-2
5-(tert-butyl-dimethyl-silyloxy)-2-[7-(tert-butyl-dimethyl-silyloxy)-4-[(4-dimethylamino-phenyl)-hydroxy-methyl]-2H-chromen-3-yl]-phenol

Guidance literature:: Multi-step reaction with 2 steps

1: diisobutylaluminum hydride / toluene / 5 h / -78 °C

2: tetrahydrofuran / 14 h / 0 - 20 °C

With diisobutylaluminium hydride; In tetrahydrofuran; toluene;
DOI:10.1021/jm060353u

Reference yield:

: 18162-48-6
tert-butyldimethylsilyl chloride

: 554430-19-2
5-(tert-butyl-dimethyl-silyloxy)-2-[7-(tert-butyl-dimethyl-silyloxy)-4-[(4-dimethylamino-phenyl)-hydroxy-methyl]-2H-chromen-3-yl]-phenol

Guidance literature:: Multi-step reaction with 3 steps

1: Et₃N / CH₂Cl₂ / 18 h / 20 °C

2: diisobutylaluminum hydride / toluene / 5 h / -78 °C

3: tetrahydrofuran / 14 h / 0 - 20 °C

With diisobutylaluminium hydride; triethylamine; In tetrahydrofuran; dichloromethane; toluene;
DOI:10.1021/jm060353u

Reference yield:

: 554430-69-2
2,8-dihydroxy-11H-chromeno[4,3-c]chromen-5-one

: 554430-19-2
5-(tert-butyl-dimethyl-silyloxy)-2-[7-(tert-butyl-dimethyl-silyloxy)-4-[(4-dimethylamino-phenyl)-hydroxy-methyl]-2H-chromen-3-yl]-phenol

Guidance literature:: Multi-step reaction with 3 steps

1: Et₃N / CH₂Cl₂ / 18 h / 20 °C

2: diisobutylaluminum hydride / toluene / 5 h / -78 °C

3: tetrahydrofuran / 14 h / 0 - 20 °C

With diisobutylaluminium hydride; triethylamine; In tetrahydrofuran; dichloromethane; toluene;
DOI:10.1021/jm060353u