potassium hydroxide; dicobalt octacarbonyl; N-benzyl-N,N,N-triethylammonium chloride in benzene P=760 Torr; 8 h; Ambient temperature;

potassium hydroxide; dicobalt octacarbonyl; 18-crown-6 ether; N-benzyl-N,N,N-triethylammonium chloride in benzene P=760 Torr; 8 h; Ambient temperatureother reagent systems, other temp., various benzal bromides; Product distribution;

dimethyl sulfoxide T=100°C; 10 h;

T=100°C; 10 h;

iron(III) chloride T=100°C; 1 h; other reaction partner - H2SO4; Product distribution;