反应条件
1: 93 percent / K2CO3 / acetone / 1.) stirring, 30 min, 2.) reflux, 8 h
2: 30 percent / nitric acid / acetic acid / Ambient temperature
3: 99 percent / sodium acetate, zinc powder / 0.5 h / Heating; 1.) reflux, 30 min, 2.) reflux, 30 min
4: 2.) KOH / 1.) methanol, reflux, 5 min, 2.) methanol, water, heating
5: 1.) ZnCl2, HCl (gas) / 1.) ether, 2.) ether, r.t., 24 h
View Scheme
参考文献
Lowe; Maske; Muller
Archiv der Pharmazie, 1994 , vol. 327, # 4 p. 255 - 259
