反应条件
1: 73 percent / NaBH4 / tetrahydrofuran; methanol / 17 h 2: sodium hydride / 1.) DMF, 0 deg C, 30 min; 2.) 0 deg C, 1.0 h View Scheme
参考文献
Sasaki, Tadashi; Minamoto, Katsumaro; Harada, Katsuhiko
Journal of Organic Chemistry, 1980 , vol. 45, # 23 p. 4594 - 4597