Fig. 5: Scope of primary amines.

Reaction conditions: All yields are isolated. 1a/1r (0.37 mmol, 1 equiv.), 8 (0.74 mmol, 2 equiv.), PhI(OAc)2 (2 equiv.), K3PO4 (2 equiv.), in 1,2-DCE (2 mL) at 80 °C for 18 h under air.
Reaction conditions: All yields are isolated. 1a/1r (0.37 mmol, 1 equiv.), 8 (0.74 mmol, 2 equiv.), PhI(OAc)2 (2 equiv.), K3PO4 (2 equiv.), in 1,2-DCE (2 mL) at 80 °C for 18 h under air.