ammonia in ethanol; ethylene glycol Ambient temperatureovernight;

1: 97 percent / acetic acid; acetic anhydride / 4 h / Ambient temperature 2: 96 percent / lithium aluminum hydride / diethyl ether / 2 h / Heating 3: 100 percent / diethyl ether; pyridine / 2 h / Heating 4: PPA, phosphorus pentoxide / toluene / 24 h / Heating 5: 0.5 g / ammonia / ethane-1,2-diol; ethanol / Ambient temperature; overnight View Scheme

1: 100 percent / diethyl ether; pyridine / 2 h / Heating 2: PPA, phosphorus pentoxide / toluene / 24 h / Heating 3: 0.5 g / ammonia / ethane-1,2-diol; ethanol / Ambient temperature; overnight View Scheme

1: 96 percent / lithium aluminum hydride / diethyl ether / 2 h / Heating 2: 100 percent / diethyl ether; pyridine / 2 h / Heating 3: PPA, phosphorus pentoxide / toluene / 24 h / Heating 4: 0.5 g / ammonia / ethane-1,2-diol; ethanol / Ambient temperature; overnight View Scheme

1: PPA, phosphorus pentoxide / toluene / 24 h / Heating 2: 0.5 g / ammonia / ethane-1,2-diol; ethanol / Ambient temperature; overnight View Scheme