反应条件
n-butyllithium
1.) THF, -5-(-10) grad C, 30 min, nitrogen, 2.) THF, 1 h at -5-(-10) grad C then 24 h at room temp.; Yield given. Multistep reaction. Yields of byproduct given;
参考文献
Tanimoto, Shigeo; Oida, Tatuo; Hatanaka, Kouhei; Sugimoto, Toyonari
Tetrahedron Letters, 1981 , vol. 22, p. 655 - 658
