ammonia in methanol Ambient temperature;

1: 90 percent / LDA / tetrahydrofuran / -78 deg C, 5 min, RT 2: 84 percent / potassium carbonate / methanol / 0.92 h / Ambient temperature 3: 80 percent / phosphorous oxychloride / 1 h / Ambient temperature 4: 30 percent / NH3 / methanol / Ambient temperature View Scheme

1: Irradiation 2: 90 percent / LDA / tetrahydrofuran / -78 deg C, 5 min, RT 3: 84 percent / potassium carbonate / methanol / 0.92 h / Ambient temperature 4: 80 percent / phosphorous oxychloride / 1 h / Ambient temperature 5: 30 percent / NH3 / methanol / Ambient temperature View Scheme

1: 80 percent / phosphorous oxychloride / 1 h / Ambient temperature 2: 30 percent / NH3 / methanol / Ambient temperature View Scheme

1: 84 percent / potassium carbonate / methanol / 0.92 h / Ambient temperature 2: 80 percent / phosphorous oxychloride / 1 h / Ambient temperature 3: 30 percent / NH3 / methanol / Ambient temperature View Scheme