Synthesis of specifically deoxygenated disaccharide derivatives of the Shigella dysenteriae type 1 O-antigen

Article abstract of DOI:10.1016/0008-6215(95)00122-A

The synthesis of methyl O-α-L-rhamnopyranosyl-(1 -> 2)-α-D-galactopyranosides specifically deoxygenated at position 2 (31), or 4 (21) of the rhamnopyranosyl residue was accomplished using methyl 3,4,6-tri-O-benzoyl-α-D-galactopyranoside (18) as the glycos