5,7-二羟基-2,2-二甲基-2,3-二氢-4H-苯并吡喃-4-酮合成路线 （共 12 条）
反应条件
1: 3.91 g / K2CO3 / dimethylformamide / 12 h / 20 °C
2: K2CO3 / dimethylformamide / 2.5 h / 80 °C
3: NaBH4 / methanol / 3 h / 20 °C
4: 905 mg / aq. HCl / tetrahydrofuran / 5 h / 20 °C
View Scheme
参考文献
Scopton, Alex; Kelly, T. Ross
Organic Letters, 2004 , vol. 6, # 21 p. 3869 - 3871
反应条件
1: 85 percent / Et3N / CH2Cl2 / 0.5 h / -15 - 23 °C
2: 75 percent / formic acid; Et3N; 1,3-bis(diphenylphosphanyl)propane / palladium(II) acetate / dimethylformamide / 0.5 h
View Scheme
参考文献
Koever, Jozsef; Antus, Sandor
Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, 2005 , vol. 60, # 7 p. 792 - 796
