thionyl chloride in benzene 5 h; Ambient temperature;

1: 1.) lithium diisopropylamide, hexamethylphosphoric triamide / 1.) THF, hexane, 50 deg C, 1 h, 2.) THF, hexane, 45 deg C, 2 h 2: 100 percent / SOCl2 / benzene / 5 h / Ambient temperature View Scheme

1: 43 percent / tetrahydrofuran; phenylmethanol / 5 h / Heating 2: 1.) lithium diisopropylamide, hexamethylphosphoric triamide / 1.) THF, hexane, 50 deg C, 1 h, 2.) THF, hexane, 45 deg C, 2 h 3: 100 percent / SOCl2 / benzene / 5 h / Ambient temperature View Scheme

1: 43 percent / tetrahydrofuran; phenylmethanol / 5 h / Heating 2: 1.) lithium diisopropylamide, hexamethylphosphoric triamide / 1.) THF, hexane, 50 deg C, 1 h, 2.) THF, hexane, 45 deg C, 2 h 3: 100 percent / SOCl2 / benzene / 5 h / Ambient temperature View Scheme