反应条件
1: 2.) 10percent alcoholic KOH / 1.) reflux, 6h; 2.) reflux, 2h 2: 2.) xylene / 1.) 70 deg C to 90 deg C, 3.5h; 2.) reflux, 2h 3: conc. HCl, H2O, acetic acid / Heating View Scheme
参考文献
Journal of Organic Chemistry, , vol. 46, # 21 p. 4147 - 4151