Reactions with and in anhydrous hydrogen fluoride 7. From isopropylidene sugars to acylated pyranosyl and furanosyl fluorides in one step

Article abstract of DOI:10.1055/s-1991-26601

A convenient one-pot transformation of the 6-O-substituted 1,2:3,4-di-O-isopropylidene-α-D-galactopyranoses 1a-g and the 3-O-substituted 1,2:5,6-di-O-isopropylidene-α-D-glucofuranoses 5a-c is described to form the corresponding 6-O-substituted 2,3,4-tri-O