4-(Ethoxycarbonyl)phenyl 2,3,4-Triacetate β-D-Glucopyranosiduronic Acid Methyl Ester is an intermediate in the synthesis of p-Salicylic Acid 4-Glucuronide which is an anthocyanin-derived phenolic acid degraded to form 4' glucuronide of 4-hydroxybenzoic acid during simulated gastrointestinal digestion and in human liver microsome.