Visible‐Light‐Induced Trifluoromethylation of N‐Aryl Acrylamides: A Convenient and Effective Method To Synthesize CF3‐Containing Oxindoles Bearing a Quaternary Carbon Center
1. School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, 210093 (P.R. China), Fax: (+86)?25‐83594886;2. Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai, 200032 (P.R. China)