反应条件
1: NaH / dimethylformamide / 1.) room temperature, 48h, 2.) 60 deg C, 3h 2: conc H2SO4 / methanol / 3 h / Heating View Scheme
参考文献
Ogura, Katsuyuki; Ohtsuki, Kazuo; Nakamura, Masami; Yahata, Nobuhiro; Takahashi, Kazumasa; Iida, Hirotada
Tetrahedron Letters, 1985 , vol. 26, # 20 p. 2455 - 2458