The molecule is a disaccharide phosphate consisting of a 6-O-phosphono-alpha-D-mannopyranose residue and a alpha-D-mannopyranose residue joined in sequence by a (1->2) glycosidic bond. It is a disaccharide phosphate and a glycosylmannose.
[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-[(2S,3S,4S,5S,6R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl dihydrogen phosphate