Synthesis of the colitose determinant of Escherichia coli O111 and 3,6-di-O-(α-D-galactopyranosyl)-α-D-glucopyranoside

Article abstract of DOI:10.1139/v82-045

The synthesis of two branched trisaccharides, which constitute important elements of enterobacterial lipopolysaccharides are described.The common structural feature of each trisaccharide is α-D-glucopyranoside, upon which branching occurs at the O-3 and O