1: 1,10-phenanthroline; potassium tert-butylate / pyridine / 2 h / 120 °C / |Microwave irradiation; |Inert atmosphere 2: hydrogenchloride / ethanol; water / 50 °C View Scheme

pyridine; potassium tert-butylate; (R)-(+)-1,1'-binaphthyl-2,2'-diamine T=120°C; 2 h; Inert atmosphereMicrowave irradiation; SolventReagent/catalystTimeTemperature;