1: 74 percent / AlCl3, NaCl / 3 h / 210 °C 2: 88 percent / Na2CO3, Na2S2O4 / H2O / 15 h / 80 °C 3: 30 percent / PCl5, POCl3 / 24 h / Heating View Scheme

1: 88 percent / Na2CO3, Na2S2O4 / H2O / 15 h / 80 °C 2: 30 percent / PCl5, POCl3 / 24 h / Heating View Scheme

phosphorus pentachloride; trichlorophosphate 24 h; Heating;