反应条件
1: 76 percent / acetic anhydride / 2 h / Heating 2: 1.) AlCl3, 2.) f.H2SO4 / 1.) reflux, 22 h, 2.) from 135 to 140 deg C, 3 h 3: pyridine / 1.) RT, 12 h, 2.) 50 deg C, 2 h View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 37, # 6 p. 828 - 837
