dicyclohexyl(2′,6′-dimethoxybiphenyl-2-yl)phosphine; triethylamine; tris-(dibenzylideneacetone)dipalladium(0) in toluene T=80°C; 5 h;

potassium acetate; 1,1'-bis-(diphenylphosphino)ferrocene; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct in 1,4-dioxane T=85°C; 17 h; Inert atmosphere; Conversion of starting material;

1: 3-fluoro-4-hydroxy-bromobenzene With tert.-butyl lithium in diethyl ether; pentane T=-78°C; 0.5 h; 2: 2-isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane in diethyl ether; pentane T=-78 - 20°C; Further stages.;