Propylene Glycol 2-α-Glucopyranosiduronic Acid Benzyl Ester 2,3,4-Triacetate is an impurity in the synthesis of Propylene Glycol 2-Glucuronide Sodium Salt, which is a metabolite of propylene glycol, used in the synthesis of N-terminal kinase inhibitors with cellular activity. Acts as a solvent for various pharmaceutical compounds.