Fig. 6: Mechanistic studies.
From: Nickel-catalyzed switchable 1,3-dienylation and enantioselective allenylation of phosphine oxides

A Time course of the kinetic resolution of 1p. B e.e. of recovered 1p at partial conversion. C Nonlinear relationship between the enantiopurity of phosphine ligand L23 and adduct 3p.