Regioselective sulfation of galactose derivatives through the stannylene procedure. New synthesis of the 3'-O-Sulfated Lewisa trisaccharide

Article abstract of DOI:10.1016/S0040-4039(00)78500-5

Free or 6-protected β-D-galactopyranosides afforded, in excellent yields, the 3'-O-sulfate as the only product through the stannylene procedure. This methodology was successfully applied to the synthesis of the 3'-O- sulfated Lewis^a trisacchari