4-甲氧基-1H-吡唑并[3,4-d]嘧啶合成路线 (共 4 条)
反应条件
1: 41 percent / tetrabuthylammonium hydrogen sulphate, NaOH / benzene; H2O / 0.5 h / Ambient temperature 2: 77 percent / 1 N NaOH / methanol / 60 h / Ambient temperature View Scheme
参考文献
Rosemeyer; Kaiser; Seela
Journal of Organic Chemistry, 1985 , vol. 50, # 11 p. 1847 - 1852
参考文献
Seela, F.; Steker, H.
Tetrahedron Letters, 1984 , vol. 25, # 44 p. 5017 - 5018
反应条件
1: 59 percent / tetrabutylammonium hydrogen sulfate, NaOH / benzene; H2O / 1 h
2: 74 percent / 1 N NaOH, ethanol / 0.5 h / Ambient temperature
3: 73 percent / 0.5 N HCl / dioxane / 5 h / Heating
View Scheme
参考文献
Rosemeyer; Kaiser; Seela
Journal of Organic Chemistry, 1985 , vol. 50, # 11 p. 1847 - 1852
反应条件
sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate in water; benzene
0.5 h; Ambient temperature;
参考文献
Rosemeyer; Kaiser; Seela
Journal of Organic Chemistry, 1985 , vol. 50, # 11 p. 1847 - 1852