The molecule is trianion of 2-(alpha-D-mannosyl)-3-phosphoglyceric acid arising from deprotonation of carboxylic acid and phosphate functions; major species at pH 7.3. It is an organophosphate oxoanion and a hydroxy monocarboxylic acid anion. It is a conjugate base of a 2-(alpha-D-mannosyl)-3-phosphoglyceric acid.
3-phosphonatooxy-2-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxypropanoate