反应条件
1: 60.6 percent / TFA / 6 h / 60 - 80 °C 2: 91.7 percent / Dowtherm A / 1 h / 120 - 130 °C 3: 96 percent / conc. HNO3 / acetic acid / 2 h / Ambient temperature 4: 1.) POCl3, 2.) PhNEt2 / 1.) 70 - 90 deg C, 2.) 70 - 90 deg C, 3 h 5: 76.2 percent / conc. aq. NH4OH / dioxane / 0.25 h / 60 °C 6: tin, conc. aq. HCl / dioxane / Heating 7: conc. HCl, NaNO2 / H2O / 1 h View Scheme
参考文献
Suzuki; Miwa; Aibara; Kanno; Takamori; Tsubokawa; Ryokawa; Tsukada; Isoda
Chemical and Pharmaceutical Bulletin, 1992 , vol. 40, # 2 p. 357 - 363
