Scheme 2. Scope of aminocarbonylation toward amides with a quaternary carbon. Reaction conditions: alcohols (0.3 mmol, 1.5 equiv.), ArNH₂ HCl (0.2 mmol, 1.0 equiv.), [Pd(π-cinnamyl)Cl]₂ (2.5 mmol%), (3,5-CF₃C₆H₃)₃P (12 mol%), CO (40 bar), 110 °C, 30 h.