sodium hydroxide; water; palladium diacetate; BINAS-6 in methanol T=75°C; 2 h;

potassium phosphate; tris-(dibenzylideneacetone)dipalladium(0); 1-methyl-2-(2-(dicyclohexylphosphino)phenyl)-1H-benzoimidazole in toluene T=20 - 135°C; Buchwald-Hartwig reaction; 20 h; Inert atmosphere;