反应条件
1: TiCl4 / toluene / 1.5 h / Ambient temperature
2: 1.) BuLi 2.) p-toluenesulfonic acid / 1.) THF, -78 deg C, 3 h
View Scheme
参考文献
Kuwajima, Isao; Hoshino, Showay; Tanaka, Toshihiko; Shimizu, Makoto
Tetrahedron Letters, 1980 , vol. 21, p. 3209 - 3212
