1: 2-Bromobenzoic acid With copper(l) iodide; palladium 10 on activated carbon; triethylamine; triphenylphosphine in 1,4-dioxane T=25°C; 0.5 h; Inert atmosphere; 2: 3-chlorophenylacetylene in 1,4-dioxane T=80°C; 14 h; Inert atmosphere; regioselective reaction;

copper(l) iodide; caesium carbonate in dimethyl sulfoxide T=25°C; 12 h; Overall yield = 59 percent; Overall yield = 302 mg; regioselective reaction;

bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine 1.) DMF, 1 h, 2.) DMF, a) RT, 1 h, b) 60 deg C, 16 h; Yield given. Multistep reaction;