triethylamine in acetone Ambient temperature;

formic acid

1: 60 percent / methanol / 24 h / Heating 2: 70 percent / lithium aluminium hydride / tetrahydrofuran / 72 h / Heating 3: 67 percent / triethylamine / benzene / Heating 4: 70 percent / hydrogen / 10percent Pd-C / acetic acid / 12 h / 1838.8 Torr 5: 63 percent / triethylamine / acetone / Ambient temperature View Scheme

1: 70 percent / hydrogen / 10percent Pd-C / acetic acid / 12 h / 1838.8 Torr 2: 63 percent / triethylamine / acetone / Ambient temperature View Scheme

1: 67 percent / triethylamine / benzene / Heating 2: 70 percent / hydrogen / 10percent Pd-C / acetic acid / 12 h / 1838.8 Torr 3: 63 percent / triethylamine / acetone / Ambient temperature View Scheme

1: 70 percent / lithium aluminium hydride / tetrahydrofuran / 72 h / Heating 2: 67 percent / triethylamine / benzene / Heating 3: 70 percent / hydrogen / 10percent Pd-C / acetic acid / 12 h / 1838.8 Torr 4: 63 percent / triethylamine / acetone / Ambient temperature View Scheme

hydrogenchloride 24 h; Heating;