ammonium hydroxide in water 1.5 h; Ambient temperature;

1: 65 percent / ammonia / methanol / 0.5 h / 0 - 5 °C 2: 67 percent / cc. ammonium hydroxide / H2O / 1.5 h / Ambient temperature View Scheme

1: 72 percent / ethanol / 3 h / Heating 2: 65 percent / ammonia / methanol / 0.5 h / 0 - 5 °C 3: 67 percent / cc. ammonium hydroxide / H2O / 1.5 h / Ambient temperature View Scheme

in pyridine T=25°C; 18 h;