Stereoselective anion glycosylation process for preparing 2'-deo

Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives

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536 271, 536 281, C07H 100, C07H 19073, C07H 19173

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057445974

ABSTRACT:
A stereoselective anion glycosylation process for preparing beta- and alpha-anomer enriched 2', 2'-difluoro-2'-deoxynucleosides and 2'-deoxy-2'-fluoronucleosides by reacting an alpha- or beta-anomer enriched 2-deoxy-2-fluorocarbohydrate or 2-deoxy-2,2-difluorocarbohydrate with at least a molar equivalent of a salt of a nucleobase derivative in an inert solvent.

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