C-Glycosyl Compounds from Free Radical Reactions

The synthesis of the C-disaccharide 1 of kojibiose from the glucosyl radical 2 and the alkene 3 is a good example for the C-C bond formation by a radical approach (Scheme 2) (2-4].

bOH HKH $ I: HO"" ""0'"' I 0 OH

kojibiose

OR OR RtcR !