1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / toluene; 1,4-dioxane / 18 h / 75 °C / Inert atmosphere 2: ammonia / methanol / 20 h / 60 °C 3: trifluoroacetic anhydride; pyridine / dichloromethane / 24 h / 0 °C View Scheme

1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / toluene; 1,4-dioxane / 18 h / 75 °C / Inert atmosphere 2: hydrogenchloride; water / 24 h / 65 °C View Scheme

1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / toluene; 1,4-dioxane / 18 h / 75 °C / Inert atmosphere 2: ammonia / methanol / 20 h / 60 °C View Scheme