boron trifluoride diethyl etherate; water in dichloromethane T=45°C; 6 h; Inert atmosphere; regioselective reaction;

1: With (μ3,η2,η3,η5-acenaphthylene)Ru3(CO)7; dimethylphenylsilane in ethylene glycol dimethyl ether T=40°C; 20 h; Inert atmosphere; 2: With tetrabutyl ammonium fluoride in diethyl ether T=20°C; 1 h; Inert atmosphere;