Article ID Journal Published Year Pages File Type
5516687 Steroids 2017 8 Pages PDF
Abstract

•Electrochemical reactions of sugars with cholesteryl diphenylphosphate provide glycoconjugates.•The cholesterylation reactions are completely stereoselective.•Polyol reactions yield mono-, di-, tri-, or tetra-cholesterylated products.

Electrochemical cholesterylation of various sugars with cholesteryl diphenylphosphate was studied. The reaction afforded mono-, di-, tri-, and tetra-cholesterylated products using equivalent amounts of the reagent. The reactions turned out to be completely stereoselective with respect to both sugar and steroid but only partially regioselective - primary and anomeric hydroxyl groups in sugars were the most reactive ones while no substantial differences in reactivity was found for different secondary hydroxyl groups.

Graphical abstractElectrochemical reactions of sugars with cholesteryl diphenylphosphate provide different polycholesterylated products.Download high-res image (77KB)Download full-size image

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Life Sciences Biochemistry, Genetics and Molecular Biology Biochemistry
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