Vandetanib. A potent VEGFR kinase inhibitor, Synonyms: N-(4-Bromo-2-fluorophenyl)-6-methoxy-7-((1-methylpiperidin-4-yl)methoxy)quinazolin-4-amine; ZD6474, Zactima, Purity: G98% by High-performance liquid chromatography, CAS Number: 443913-73-3, Molecular Formula: C22H2GBrFNGO2, 25mg.