KVI-020 is an orally active, potent and selective blocker of the atrial potassium channel Kv1.5, with an IC50 of 480 nM. KVI-020 can inhibits hERG, with an IC50 of 15100 nM. KVI-020 is a potent antiarrhythmic agent, and can be used for atrial fibrillation (AF) research[1].
References
[1] Blass BE, et al. Selective Kv1.5 blockers: development of (R)-1-(methylsulfonylamino)-3-[2-(4-methoxyphenyl)ethyl]-4-(4-methoxyphenyl)-2-imidazolidinone (KVI-020/WYE-160020) as a potential treatment for atrial arrhythmia. J Med Chem. 2009 Nov 12;52(21):65 DOI:10.1021/jm901042m