The molecule is an amino disaccharide consisting of 2-acetamido-beta-D-glucopyranose and beta-D-glucopyranuronic acid residues joined in sequence by a (1->4)-glycosidic bond. It is an amino disaccharide, a member of acetamides and a monocarboxylic acid. It derives from a beta-D-glucuronic acid and a N-acetyl-beta-D-glucosamine.
(2S,3S,4R,5R,6R)-3-[(2S,3R,4R,5S,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,5,6-trihydroxyoxane-2-carboxylic acid