反应条件
1: 69 percent / 3percent HCl / Heating
2: 53 percent / conc. H2SO4 / 3 h / Heating
3: 63 percent / ZnCl2 / CHCl3 / 1 h / 20 °C
4: 75 percent / acetic acid / 6 h / Heating
5: 80 percent / 51percent HNO3 / 1.) reflux, 2.) room. temp., 24 h
6: 78 percent / SOCl2, pyridine / benzene / 6 h / Heating
View Scheme
参考文献
Nielek, S.; Leslak, T.
Journal fuer Praktische Chemie (Leipzig), 1988 , vol. 330, # 5 p. 825 - 829