Beilstein J. Org. Chem.2017,13, 2078–2086, doi:10.3762/bjoc.13.205
: bicyclonucleosides; biocatalysis; lipase; Novozyme®-435; separationofepimers; Introduction
Sugar-modified bicyclic nucleosides have drawn the attention of synthetic chemists because of their effect on the conformational restriction of the furanose moiety of the nucleoside [1][2][3][4][5][6][7][8][9]. The
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Graphical Abstract
Scheme 1:
Formation of a 1:1 epimeric mixture of 3a and 3b.