copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride in N,N-dimethyl-formamide T=60 - 70°C; Sonogashira reaction; 1.25 h;

copper(l) iodide; triethylamine; triphenylphosphine; bis-triphenylphosphine-palladium(II) chloride in N,N-dimethyl-formamide Sonogashira reaction; 1 h; Heating;