phosphorus pentachloride in diethyl ether 48 h; Ambient temperature;

1: 50 percent / Et3N / benzene / Ambient temperature 2: H2 / 5percent Pd/C / aq. ethanol / 760 Torr / Ambient temperature 3: NH2OH*HCl/AcONa / ethanol / 3 h / Heating 4: 92 percent / PCl5 / diethyl ether / 48 h / Ambient temperature View Scheme

1: 50 percent / Et3N / benzene / Ambient temperature 2: H2 / 5percent Pd/C / aq. ethanol / 760 Torr / Ambient temperature 3: NH2OH*HCl/AcONa / ethanol / 3 h / Heating 4: 92 percent / PCl5 / diethyl ether / 48 h / Ambient temperature View Scheme

1: H2 / 5percent Pd/C / aq. ethanol / 760 Torr / Ambient temperature 2: NH2OH*HCl/AcONa / ethanol / 3 h / Heating 3: 92 percent / PCl5 / diethyl ether / 48 h / Ambient temperature View Scheme

1: Et3N, O2 / benzene / Ambient temperature 2: NH2OH*HCl/AcONa / ethanol / 3 h / Heating 3: 92 percent / PCl5 / diethyl ether / 48 h / Ambient temperature View Scheme

1: NH2OH*HCl/AcONa / ethanol / 3 h / Heating 2: 92 percent / PCl5 / diethyl ether / 48 h / Ambient temperature View Scheme