2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

Base Information

Chemical Name:2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester
CAS No.:303158-57-8
Molecular Formula:C₅₄H₉₀O₇Si₄
Molecular Weight:963.646
Hs Code.:

2,2-dimethyl-propionic acid 3,5-bis-(<i>tert</i>-butyl-dimethyl-silanyloxy)-6-(<i>tert</i>-butyl-diphenyl-silanyloxy)-9-(<i>tert</i>-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

Synonyms:2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

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Chemical Property of 2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

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Technology Process of 2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

There total 4 articles about 2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester 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: 98.0%

: 94124-39-7
tert-butylphenylmethoxysilyl bromide

: 303158-70-5
2,2-Dimethyl-propionic acid (E)-(3S,5R,6R)-3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-hydroxy-8-methyl-non-7-enyl ester

: 303158-57-8
2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

Guidance literature:: With triethylamine; In dichloromethane;
DOI:10.1021/ol0063656

Reference yield:

: 303158-67-0
2,2-Dimethyl-propionic acid (E)-(5R,6R)-6-(tert-butyl-diphenyl-silanyloxy)-5-hydroxy-9-methoxymethoxy-8-methyl-3-oxo-non-7-enyl ester

: 303158-57-8
2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 97 percent / Me₄NBH(OAc)3 / acetic acid; acetonitrile

2: 95 percent / collidine / CH₂Cl₂ / 0 °C

3: 83 percent / BF₃*OEt₂; DMS

4: 98 percent / Et₃N / CH₂Cl₂

With 2,3,5-trimethyl-pyridine; 2,3-dimercapto-succinic acid; boron trifluoride diethyl etherate; triethylamine; tetramethylammonium triacetoxyborohydride; In dichloromethane; acetic acid; acetonitrile; 1: Reduction / 2: silylation / 3: ether cleavage / 4: silylation;
DOI:10.1021/ol0063656

Reference yield:

: 2,2-Dimethyl-propionic acid (E)-(3S,5R,6R)-6-(tert-butyl-diphenyl-silanyloxy)-3,5-dihydroxy-9-methoxymethoxy-8-methyl-non-7-enyl ester

: 303158-57-8
2,2-dimethyl-propionic acid 3,5-bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxy)-9-(tert-butyl-methoxy-phenyl-silanyloxy)-8-methyl-non-7-enyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 95 percent / collidine / CH₂Cl₂ / 0 °C

2: 83 percent / BF₃*OEt₂; DMS

3: 98 percent / Et₃N / CH₂Cl₂

With 2,3,5-trimethyl-pyridine; 2,3-dimercapto-succinic acid; boron trifluoride diethyl etherate; triethylamine; In dichloromethane; 1: silylation / 2: ether cleavage / 3: silylation;
DOI:10.1021/ol0063656