Amiodarone Impurity 24

(2-Butyl-3-benzofuranyl)(4-ethoxy-3,5-diiodophenyl)methanone (CAS# 290295-98-6) possesses pharmacological activity in such a way that it can be used to treat atrial fibrillation. In addition, this compound has an adverse effect including cytotoxicity of amiodarone and its analogs through interaction with hERG channels.