SYNTHESIS OF 4-C-(1-HYDROXYETHYL) DERIVATIVES FROM BENZYL 2,3-DI-O-BENZYL- AND -2,3-O-METHYLENE-β-L-threo-PENTOPYRANOSID-4-ULOSE, AND THE CORRESPONDING α-D-xylo-HEXOPYRANOSID-4-ULOSES

Article abstract of DOI:10.1016/S0008-6215(00)84690-X

The title compounds were synthesized by the epoxidation of the corresponding 4-C-vinyl derivatives followed by reduction of the epoxy ring (Route A), and by osmium tetroxide oxidation of the corresponding 4-C-ethylidene derivatives (Route C).Stereoselecti