536
3
Chemical Glycosylation Reactions
⊡ Scheme 24
(Ref. [32])
⊡ Scheme 25
(Ref. [33])
of 2-deoxy-α-D-mannosides and -talosides by reduction of 2-deoxy-2-iodo-α-glycosides generated from the α-stereoselective glycosylation with 2-deoxy-2-iodo glycosyl acetates in the
presence of TMSOTf or TBSOTf as the promoter ( > Scheme 27) [35]. They also demonstrated the stereoselective synthesis of 2-deoxy-β-galactosides using 2-deoxy-2-iodo-galactopyra-
3
Chemical Glycosylation Reactions
⊡ Scheme 24
(Ref. [32])
⊡ Scheme 25
(Ref. [33])
of 2-deoxy-α-D-mannosides and -talosides by reduction of 2-deoxy-2-iodo-α-glycosides generated from the α-stereoselective glycosylation with 2-deoxy-2-iodo glycosyl acetates in the
presence of TMSOTf or TBSOTf as the promoter ( > Scheme 27) [35]. They also demonstrated the stereoselective synthesis of 2-deoxy-β-galactosides using 2-deoxy-2-iodo-galactopyra-