The molecule is a carbohydrate acid derivative anion arising from deprotonation of the carboxy and phosphate OH groups of (2xi)-3-deoxy-7-O-phospho-beta-D-threo-hept-6-ulopyranosonic acid; major species at pH 7.3. It is a carbohydrate acid derivative anion, a monocarboxylic acid anion and an organophosphate oxoanion. It is a conjugate base of a (2xi)-3-deoxy-7-O-phospho-beta-D-threo-hept-6-ulopyranosonic acid.
(4R,5S,6S)-4,5,6-trihydroxy-6-(phosphonatooxymethyl)oxane-2-carboxylate