反应条件
1: 1.) LDA / 1.) THF, -78 deg C, 10 min, 2.) THF, -78 deg C, 10 min.
2: 89 percent / DMAP, Py / 16 h / Ambient temperature
3: 78 percent / NaH, DBU / tetrahydrofuran / 3.5 h / Ambient temperature
4: 1.) EtMgCl, 2.) H2O / 1.) THF, -78 deg C, 5 min.
View Scheme
参考文献
Axelrad, George; Laosooksathit, Surin; Engel, Robert
Journal of Organic Chemistry, 1981 , vol. 46, p. 5200 - 5204
