Article ID Journal Published Year Pages File Type
1346589 Tetrahedron: Asymmetry 2010 5 Pages PDF
Abstract
A concise synthesis of a tetrasaccharide related to the triterpenoid saponins Bellisoside has been accomplished from commercially available monosaccharides through rational protecting group manipulations and stereoselective glycosylations. For the glycosylation reactions, H2SO4-silica has been successfully used as an alternative to conventional Lewis acids such as TfOH or TMSOTf. The target tetrasaccharide has been synthesized in the form of its p-methoxyphenyl glycoside which leaves scope for further glyco-conjugate formation through the selective deprotection of p-methoxyphenyl glycoside followed by trichloroacetimidate chemistry.
Related Topics
Physical Sciences and Engineering Chemistry Inorganic Chemistry
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