potassium carbonate; triethylamine; 4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-4',4',5',5'-tetramethyl-1,3,2-dioxaborolane; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct in dimethyl sulfoxide T=80°C; Suzuki coupling; 48 h;

(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; triethylamine in dimethyl sulfoxide