1: hydrogenchloride / methanol / 21 h / 75 °C 2: potassium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct / ethylene glycol diethyl ether / 1 h / 120 °C / |Inert atmosphere; |Microwave irradiation View Scheme

1: With hydrogenchloride in methanol; water T=75°C; 21 h; 2: With potassium carbonate in ethyl acetate

1.1: hydrogenchloride / methanol / 21 h / 75 °C 2.1: potassium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct / ethylene glycol diethyl ether / 1 h / 120 °C / |Inert atmosphere; |Microwave irradiation 3.1: copper(ll) bromide / acetonitrile / 1 h / 20 °C 3.2: 0.5 h / 20 °C View Scheme