A practical synthesis of mannosaminyl-β(1 → 4)-glucosyl-α(1 → 2)-rhamnose, the trisaccharide repeating unit of a Streptococcus pneumoniae capsular polysaccharide

Article abstract of DOI:10.1246/bcsj.68.2401

An efficient chemical synthesis is described for the title trisaccharide repeating unit of the capsular polysaccharide of Streptococcus pneumoniae Type 19F. The key intermediate was a well-accessible indirect β-D-mannosaminyl donor, i.e. 2-(benzoyloxyimin