(2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

Base Information

Chemical Name:(2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol
CAS No.:194420-13-8
Molecular Formula:C₃₉H₅₃BrO₇Si
Molecular Weight:741.835
Hs Code.:

Synonyms:(2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

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Technology Process of (2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

There total 2 articles about (2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol 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: 95.0%

: (2R*,4R,5R,7R,8S)-4,8-Dibenzyloxy-2-bromo-5-(tert-butyldimethylsiloxy)-9-hydroxy-7-(p-methoxybenzyloxy)-6,6-dimethyl-3-nonanone

: 194420-13-8
(2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

Guidance literature:: With oxalyl dichloride; dimethyl sulfoxide; triethylamine; In dichloromethane; at -78 - 20 ℃;
DOI:10.1002/(sici)1521-3765(19990104)5:1<121::aid-chem121>3.3.co;2-f

Reference yield:

: 163226-80-0
(3R,4R,6R,7S)-3,7-Dibenzyloxy-4,8-bis(tert-butyldimethylsiloxy)-6-(p-methoxybenzyloxy)-5,5-dimethyl-2-octanone

: 74-88-4
methyl iodide

: 194420-13-8
(2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

Guidance literature:: Yield given. Multistep reaction;
DOI:10.1246/cl.1997.1139

Reference yield: 70.0%

: 194420-13-8
(2R,3R,5R,6R,8R*)-2,6-Dibenzyloxy-8-bromo-5-(tert-butyldimethylsiloxy)-3-(p-methoxybenzyloxy)-4,4-dimethyl-7-oxononanol

: (2R,3S*,4S,5R,7S)-4-Benzyloxy-7-(tert-butyldimethylsiloxy)-3-hydroxy-5-(p-methoxybenzyloxy)-2,6,6-trimethylcyclooctanone

: 253663-02-4
(2R,3R,5R,6S,7S*,8R)-2,6-Dibenzyloxy-3-(tert-butyldimethylsiloxy)-7-hydroxy-5-(p-methoxybenzyloxy)-4,4,8-trimethylcyclooctanone

Guidance literature:: With samarium diiodide; In tetrahydrofuran; at -78 ℃; for 0.333333h;
DOI:10.1002/(sici)1521-3765(19990104)5:1<121::aid-chem121>3.3.co;2-f