反应条件
1: 80 percent / H2 / 5percent Pd on charcoal / ethanol / Ambient temperature 2: 1.) conc. HCl, NaNO2; 2.) Cu2Cl2, conc. HCl / 1.) -6 deg C - 7 deg C; 2.) room temp., 1 h. 3: 10percent aq HCl / ethanol / 3 h / 120 - 130 °C View Scheme
参考文献
Journal of Heterocyclic Chemistry, , vol. 24, # 1 p. 181 - 185
