作者:Roine I. Olsson、Ingemar Jacobson、Tommy Iliefski、Jonas Boström、Öjvind Davidsson、Ola Fjellström、Annika Björe、Christina Olsson、Johan Sundell、Ulrik Gran、Jonna Gyll、Jesper Malmberg、Olle Hidestål、Hans Emtenäs、Tor Svensson、Zhong-Qing Yuan、Gert Strandlund、Annika Åstrand、Emma Lindhardt、Gunilla Linhardt、Elin Forsström、Ågot Högberg、Frida Persson、Birgit Andersson、Anna Rönnborg、Boel Löfberg
DOI:10.1016/j.bmcl.2014.01.067
日期:2014.3
A series of lactam sulfonamides has been discovered and optimized as inhibitors of the Kv1.5 potassium ion channel for treatment of atrial fibrillation. In vitro structure-activity relationships from lead structure C to optimized structure 3y are described. Compound 3y was evaluated in a rabbit PD-model and was found to selectively prolong the atrial effective refractory period at submicromolar concentrations. (c) 2014 Elsevier Ltd. All rights reserved.