反应条件
1: diethyl ether; methanol / 24 h / refrigerator
2: 70 percent / Na, liq. NH3 / tetrahydrofuran / 1) -78 degC, 0.5-2 h, 2) warm to room temp.
View Scheme
参考文献
Bruneton, Jean; Shamma, Maurice; Minard, Robert D.; Freyer, Alan J.; Guinaudeau, Helene
Journal of Organic Chemistry, 1983 , vol. 48, # 22 p. 3957 - 3960
