反应条件
1: 1.) diisopropylamine, n-BuLi 2.) Et3Al / 1.) THF, hexane, -78 deg C, 30 min 2.) THF, hexane, -78 deg C to room temp. Erythro:threo ratio = 84:16
2: 77 percent / E/Z ratio = 84:16
View Scheme
参考文献
Yamamoto, Yoshinori; Saito, Yoshikazu; Maruyama, Kazuhiro
Tetrahedron Letters, 1982 , vol. 23, # 44 p. 4597 - 4600
