1: 80 percent / ammonia / methanol / 20 h / Ambient temperature 2: 78 percent / ammonia / methanol / 10 h / 135 °C 3: 68 percent / aq. ammonia / Raney Ni / ethanol / 1.5 h / Heating View Scheme

With  ammonia in  methanol 20 h;  Ambient temperature;   

Multi-step reaction with 2 steps 1: 80 percent / ammonia / methanol / 20 h / Ambient temperature2: 78 percent / ammonia / methanol / 10 h / 135 °C