Table 1. Scope of Diaryliodonium Triflates Using Electron-Neutral and Electron-Rich Aryl Iodides^a.

^aReaction conditions. Feed 1: 5.0 mmol of aryl iodide (1), 5.5 mmol of arene (2) in 25 mL of DCE. Feed 2: 5.5 mmol of m-CPBA in 25 mL of DCE. Feed 3: 10 mmol of TfOH in 50 mL of DCE. Throughput distribution, feed 1/feed 2/feed 3 was 1:1:2.

^b10 mmol scale reaction.