Product Description: Tolcapone 3-β-D-glucuronide (Ro 61-1448) is an O-methyl metabolite and the glucuronide metabolite of Tolcapone (Ro 40-7592; HY-17406). Tolcapone 3-β-D-glucuronide is pharmacologically inactive[1].
References: [1]P Heizmann, et al. Determination of the catechol-O-methyltransferase inhibitor tolcapone and three of its metabolites in animal and human plasma and urine by reversed-phase high-performance liquid chromatography with ultraviolet detection. J Chromatogr B Biomed Sci Appl. 1999 Jul 9;730(2):153-60.