4-羟基-3-甲氧基-2-甲基-9H-咔唑-1-甲醛合成路线 （共 2 条）
反应条件
1: 95 percent / pyridine, 4-dimethylaminopyridine / CH2Cl2 / 2 h / Ambient temperature 2: 31 percent / SnCl4, conc. HNO3 / CH2Cl2 / 16 h / 0 °C 3: 94 percent / 10percent aq. KOH / ethanol / 16 h / Ambient temperature 4: 91 percent / H2 / 10percent Pd/C / ethanol / 900.07 Torr / Ambient temperature View Scheme
参考文献
Knoelker, Hans-Joachim; Bauermeister, Michael
Heterocycles, 1991 , vol. 32, # 12 p. 2443 - 2450
反应条件
1: 73 percent / DDQ / CH2Cl2; H2O / 4 h / Ambient temperature 2: 95 percent / pyridine, 4-dimethylaminopyridine / CH2Cl2 / 2 h / Ambient temperature 3: 31 percent / SnCl4, conc. HNO3 / CH2Cl2 / 16 h / 0 °C 4: 94 percent / 10percent aq. KOH / ethanol / 16 h / Ambient temperature 5: 91 percent / H2 / 10percent Pd/C / ethanol / 900.07 Torr / Ambient temperature View Scheme
参考文献
Knoelker, Hans-Joachim; Bauermeister, Michael
Heterocycles, 1991 , vol. 32, # 12 p. 2443 - 2450
