water; sodium sulfite T=180 - 200°C;

hydrogen; palladium on activated charcoal in water P=41371.8 Torr; 2 h; Ambient temperature;

1: 49 percent / benzoyl peroxide / benzene / 20 h / Heating 2: 98 percent / NaI / acetone / 1 h / Ambient temperature 3: 88 percent / PCl5 4: 55 percent / Et3N / benzene 5: 78 percent / NaHCO3 / H2O / 1 h / Heating 6: H2 / 10percent Pd/C / H2O / 2 h / 41371.8 Torr / Ambient temperature View Scheme

1: 78 percent / NaHCO3 / H2O / 1 h / Heating 2: H2 / 10percent Pd/C / H2O / 2 h / 41371.8 Torr / Ambient temperature View Scheme

1: 55 percent / Et3N / benzene 2: 78 percent / NaHCO3 / H2O / 1 h / Heating 3: H2 / 10percent Pd/C / H2O / 2 h / 41371.8 Torr / Ambient temperature View Scheme

1: 98 percent / NaI / acetone / 1 h / Ambient temperature 2: 88 percent / PCl5 3: 55 percent / Et3N / benzene 4: 78 percent / NaHCO3 / H2O / 1 h / Heating 5: H2 / 10percent Pd/C / H2O / 2 h / 41371.8 Torr / Ambient temperature View Scheme

1: 88 percent / PCl5 2: 55 percent / Et3N / benzene 3: 78 percent / NaHCO3 / H2O / 1 h / Heating 4: H2 / 10percent Pd/C / H2O / 2 h / 41371.8 Torr / Ambient temperature View Scheme

thionyl chloride in benzene 4 h; Heating;

polyphosphoric acid ethyl ester; tetra-(n-butyl)ammonium iodide; potassium iodide in chloroform 2 h; Heating;