palladium diacetate; caesium carbonate; tris(m-tolyl)phosphine in ethylene glycol dimethyl ether T=100°C; 3 h; Inert atmosphere; regioselective reaction;

palladium diacetate; caesium carbonate; tris(m-tolyl)phosphine in ethylene glycol dimethyl ether T=100°C; 3 h; Inert atmosphere; regioselective reaction;