The molecule is an organophosphate oxoanion that is a trianion obtained via deprotonation of the carboxy and phosphate OH groups of 6-phospho-2-dehydro-3-deoxy-D-galactonic acid; major species at pH 7.3. It is an organophosphate oxoanion, a carbohydrate acid derivative anion and a monocarboxylic acid anion. It is a conjugate base of a 6-phospho-2-dehydro-3-deoxy-D-galactonic acid.
(4R,5R)-4,5-dihydroxy-2-oxo-6-phosphonatooxyhexanoate