反应条件
1: 1.) LDA, 2.) ZnCl2 / 1.) THF, hexane, -78 deg C - -60 deg C, 30 min, 2.) -60 deg C, 30 min.
2: PTSA / 1.) aq. dioxane, 70 deg C - to 80 deg C, 1 h, 2.) benzene, reflux, 1 h
View Scheme
参考文献
Hagiwara, Hisahiro; Uda, Hisashi
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , p. 91 - 94
