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