The molecule is a carbohydrate acid derivative anion in which the anionic species formed by proton loss from the carboxy function of beta-D-galacturonic acid is linked glycosidically to a 3-aminopropyl group. It is a conjugate base of a 3-aminopropyl beta-D-galactopyranosiduronic acid.
(2S,3R,4S,5R,6R)-6-(3-aminopropoxy)-3,4,5-trihydroxyoxane-2-carboxylate