1: With di-n-butyldichlorostannane in tetrahydrofuran T=20°C; 0.0833333 h; 2: With phenyl silane in tetrahydrofuran T=20°C; 17 h;

sodium carbonate; tetrakis(triphenylphosphine) palladium(0) in water; acetonitrile T=150°C; 0.166667 h; microwave irradiation (100 W);