(2R,3R,4S,5R,6S)-2-(Acetoxymethyl)-6-(4-(3-methoxy-3-oxoprop-1-yn-1-yl)phenoxy)tetrahydro-2H-pyran-3,4,5-triyl Triacetate is an intermediate in the synthesis of 4- O- b- Glucopyranosyl- cis- coumaric Αcid (G419040), which is a flavonol glycoside which is used for its inhibitory effect on lipopolysaccharide-induced nitric oxide production.