Catalytic stereoselective glycosylation process for preparing 2'

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

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536 276, 536 2761, 536 2762, 536 2763, 536 2781, 536 281, 536 283, 536 284, 536 285, 536 2851, 536 2852, 536 2853, 536 2854, C07H 1900

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054261830

ABSTRACT:
A catalytic stereoselective glycosylation process for preparing beta- and alpha-anomer enriched 2'-deoxy-2',2'-difluoronucleosides and 2'-deoxy-2'-fluoronucleosides involving reacting an alpha- or beta- anomer enriched 2-deoxy-2,2-difluorocarbohydrate or 2-deoxy-2-fluorocarbohydrate with at least a molar equivalent of a nucleobase derivative in an inert solvent and in the presence of a catalyst.

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