反应条件
ethylmagnesium bromide
1) THF, reflux; 2) dioxan, reflux, 2 h; Yield given. Multistep reaction. Yields of byproduct given;
参考文献
Couture, Axel; Grandclaudon, Pierre; Huguerre, Eric
Journal of Heterocyclic Chemistry, 1987 , vol. 24, p. 1765 - 1770