反应条件
1: hydrogen; ammonia / Raney nickel / methanol / 10 - 42 °C / Autoclave 2: potassium carbonate; N,N-dimethyl-formamide; sodium hydroxide / 7 h / 40 - 70 °C 3: 0.75 h / 25 - 65 °C 4: sodium hydroxide / water / 20 °C 5: acetone / 1 h / 25 - 35 °C View Scheme