反应条件
1: 1.) LDA / 1.) THF, 0 deg C, 15 min
2: pyridine / 23 °C
3: Li, NH3 / tetrahydrofuran / -78 °C
4: 2.) K2CO3 / 1.) 1,2-dichloroethane, 70 deg C, 24 h, 2.) MeOH, 0 deg C
5: 1.) LiN(SiMe3)2 / 1.) dioxane
6: 80percent HOAc
7: Na2CO3, KOH / ethanol; tetrahydrofuran
View Scheme
参考文献
Keck, Gary E.; Kachensky, David F.; Enholm, Eric J.
Journal of Organic Chemistry, 1984 , vol. 49, # 8 p. 1462 - 1464
