反应条件
1: 1.) sodium hydride / 1.) dimethoxyethane, room temperature, 25 min, 2.) 2 h, -78 deg C 2: 1.) p-toluenesulfonylhydrazine, 2.) sodium borohydride / 1.) methanol, reflux, 3 h, 2.) reflux, 8 h View Scheme
参考文献
Tetrahedron, , vol. 43, # 1 p. 275 - 280
