Fig. 5: Mechanistic experiments.

a Verification of the radical pathway. b Control reaction with Ar-Ni(II)-I complex 13. TEMPO = 2,2,6,6-tetramethyl-1-piperinedinyloxy.

a Verification of the radical pathway. b Control reaction with Ar-Ni(II)-I complex 13. TEMPO = 2,2,6,6-tetramethyl-1-piperinedinyloxy.