Glycosyl donors with phosphorimidate leaving groups for either α- or β-glycosidation

Article abstract of DOI:10.1016/S0040-4039(97)01418-4

Glycosyl N-phenyl diethyl phosphorimidates, readily prepared via the Staudinger reaction of glycosyl diethyl phosphites with phenyl azide, served as efficient glycosyl donors for the formation of either 1,2-cis or 1,2-trans glycosidic bonds under selected reaction conditions.