反应条件
1.1: potassium carbonate / N,N-dimethyl-formamide / 0.5 h 1.2: 3.5 h / 5 - 20 °C 2.1: ammonia / ethanol; water / 6 h / 90 °C / Autoclave 3.1: sodium dithionite / methanol; water / 12 h / Reflux 4.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / 0 °C 4.2: 12 h / 0 - 20 °C View Scheme
参考文献
Tetrahedron, , vol. 68, # 11 p. 2509 - 2512
