Fig. 4: Mechanistic studies.
From: Nickel-catalyzed alkyl-arylation of 3,3,3-trifluoropropene

a Radical inhibition experiments with 1,4-dinitrobenzene and TEMPO. b Synthesis of arylnickel(II) complex B1. c Stoichiometric reactions of B1 with TFP and 2a. d Catalytic reaction using L2 as the ligand. e Standard reaction catalyzed by complex B1.