Synthesis and n.m.r. analysis of branched trisaccharide and pentasaccharide haptens of the β-hemolytic Streptococci Group A and the preparation of synthetic antigens

Article abstract of DOI:10.1016/0008-6215(91)80123-5

The synthesis of branched trisaccharide and pentasaccharide portions of the cell-wall polysaccharide of the β-hemolytic Streptococci Group A is described.The key disaccharide acceptors, allyl or 8-(methoxycarbonyl)octyl 3-O-(3,4,6-tri-O-benzyl-2-deoxy-2-p