bis-triphenylphosphine-palladium(II) chloride; potassium carbonate; triphenylphosphine in 1,4-dioxane T=90°C; 5 h;

(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; triethylamine in 1,4-dioxane T=50°C; 2 h;

1.1: KHMDS / tetrahydrofuran; toluene / 1.5 h / -78 °C 1.2: 90 percent / tetrahydrofuran; toluene / 2 h / -78 - 20 °C 2.1: 81 percent / (Ph3P)2PdCl2; Ph3P; K2CO3 / dioxane / 5 h / 90 °C View Scheme

1: palladium diacetate; tris(p-fluoro phenyl)phosphine; caesium hydroxide monohydrate / toluene / 2 h / 100 °C / |Sealed tube; |Inert atmosphere 2: ammonium formate; palladium 10 on activated carbon / ethanol / 6 h / 85 °C View Scheme