1: With copper(l) iodide; lithium tert-butylate in N,N-dimethyl-formamide; acetonitrile T=20°C; 0.0833333 h; Inert atmosphere; 2: in N,N-dimethyl-formamide; acetonitrile T=20°C; 24 h; Inert atmosphereIrradiation;

dipotassium peroxodisulfate; palladium diacetate; silver nitrate in water; dimethyl sulfoxide; acetonitrile T=70°C; 0.166667 h;

copper(l) iodide; di-tert-butyl peroxide; 4,7-Dimethoxy-1,10-phenanthroline in benzene T=100°C; 24 h; Inert atmosphere;

aluminium trichloride