U-0521 is a catechol-O-methyltransferase (COMT) inhibitor. U-0521 enhances the availability and utilization of levodopa in the brain. References: Cumming P, Boyes BE, Martin WR, Adam M, Ruth TJ, McGeer EG. Altered metabolism of [18F]-6-fluorodopa in the hooded rat following inhibition of catechol-O-methyltransferase with U-0521. Biochem Pharmacol. 1987 Aug 1;36(15):2527-31. PubMed PMID: 3111485.

纯度：≥98%

CAS：5466-89-7