反应条件
1: 55.9 percent / H2O; dimethylformamide / 1.5 h / Heating
2: 86.2 percent / 50percent NaH / dimethylformamide; benzene / 1.) room temp., 15 min; 2.) room temp., 10 h
3: 77.6 percent / TiCl3 / tetrahydrofuran / 0.33 h / Ambient temperature
4: 1.) NaNO2/2 N HCl, 2.) aq. NaBF4 / 1.) H2O/THF, room temp., 20 min; 2.) H2O/THF, room temp., 30 min
5: 40.2 percent / 0.08 h / 187 °C
View Scheme
参考文献
Somei; Kizu; Kunimoto; Yamada
Chemical and Pharmaceutical Bulletin, 1985 , vol. 33, # 9 p. 3696 - 3708
