ammonia in methanol 36 h; Ambient temperature;

1: 32.6 percent / CaCO3, N,N-dimethylacetamide (DMA) / 24 h / 60 °C 2: 47 percent / NH3 / methanol / 36 h / Ambient temperature View Scheme

1: 32.6 percent / CaCO3, N,N-dimethylacetamide (DMA) / 24 h / 60 °C 2: 47 percent / NH3 / methanol / 36 h / Ambient temperature View Scheme

1: 49 percent / potassium fluride, potassium carbonate / dimethylsulfoxide / 20 h / Ambient temperature 2: 32.6 percent / CaCO3, N,N-dimethylacetamide (DMA) / 24 h / 60 °C 3: 47 percent / NH3 / methanol / 36 h / Ambient temperature View Scheme