1: 2-(2-phenylethynyl)aniline With Li2CuCl4 in various solvent(s)
T=50°C; 24 h;
2: methyl vinyl ketone in various solvent(s)
T=80°C; 24 h; Further stages.;
tetrabutyl-ammonium chloride; sodium hydrogencarbonate; palladium diacetate in N,N-dimethyl-formamide
T=25°C; 72 h; E,E/E,Z ratio 78/22, Var. time and add of Ph3P;