The molecule is a glycosylxylose consisting of beta-D-glucopyranuronic acid and D-xylopyranose residues joined in sequence by a (1->4) glycosidic bond. It is a glycosylxylose and a monocarboxylic acid. It derives from a beta-D-glucuronic acid and a D-xylopyranose.
(2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-[(3R,4R,5R)-4,5,6-trihydroxyoxan-3-yl]oxyoxane-2-carboxylic acid