1,1'-bis-(diphenylphosphino)ferrocene; potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct in 1,4-dioxane T=90°C; 18 h; Inert atmosphere;

1,1'-bis-(diphenylphosphino)ferrocene; potassium acetate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride in 1,4-dioxane Heating / reflux;

1.1: lithium hexamethyldisilazane / tetrahydrofuran / 1 h / -78 °C 1.2: 12.5 h / -78 - 20 °C 2.1: 1,1'-bis-(diphenylphosphino)ferrocene; potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct / 1,4-dioxane / 18 h / 90 °C / Inert atmosphere View Scheme