1: 4-methoxy-aniline With hydrogenchloride; sodium nitrite cooling; 2: N-phenyl-maleimide With sodium acetate; copper dichloride in acetone T=0 - 35°C; Meerwein coupling; pH=3; 24.5 h;

dichloro bis(acetonitrile) palladium(II); tetrabutyl-ammonium chloride; potassium formiate in N,N-dimethyl-formamide T=20°C; Heck reaction; 144 h; Inert atmosphere;