反应条件
1: 99 percent / KOH / H2O; ethanol / 5 h / 100 °C
2: 1) LDA / 1) hexane, THF, 0 deg C, 30 min, 2) HMPA, -78 deg C -> 0 deg C, 1 h
3: 1) Mg / 1) diethyl ether, 2) rt, 2 h
4: BF3*Et2O / CH2Cl2 / 0.5 h / -78 °C
5: 97 percent / MnO2 / various solvent(s) / 24 h / 180 °C
View Scheme
参考文献
Shishido, Kozo; Yamashita, Akitake; Hiroya, Kou; Fukumoto, Keiichiro
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990 , p. 469 - 475