Fig. 5: Effect of radical trapping reagents to the reaction mixture.

PhI(OAc)2 (0.54 mmol), radical trapping reagent (0.54 mmol) and NHPI (0.27 mmol) were added to a solution of toluene (0.54 mmol) in DCM (2 mL).

PhI(OAc)2 (0.54 mmol), radical trapping reagent (0.54 mmol) and NHPI (0.27 mmol) were added to a solution of toluene (0.54 mmol) in DCM (2 mL).