SULFATED OLIGOSACCHARIDES, PHARMACEUTICAL COMPOSITIONS CONTAINING THEM AND PREPARATION OF SULFATED HEXOPYRANOSE HOMOOLIGOSACCHARIDES

摘要

A sulfated oligosaccharide, wherein the oligosaccharide has the formula R1-(Rx)n-R2 wherein R1 and R2 and each Rx represents a hexose monosaccharide unit, all of which may be the same or different, adjacent hexose monosaccharide units being linked by 1R2, 1ֹ3, 1ֹ4 and/or 1ֹ6 glycosidic bonds and n is an integer of from 1 to 6; with the proviso that the oligosaccharide is not a compound comprising 1ֹ4 linked glucose residues or a compound comprising a 1'2 linked fructose residue. They have antiangiogenic, antimetastatic and anti- inflammatory properties.