反应条件
1: 76 percent / boric acid, nitric acid, oleum / 25 °C 2: 100 percent / sulfuric acid, iron / 0.5 h / 90 °C 3: 1.) 10percent aq. NaOH, 2.) sodium hydrosulfite / 1.) n-BuOH, 15 min, 2.) n-BuOH, 60 deg C, 30 min View Scheme
参考文献
Chang; Cheng
Synthetic Communications, 1995 , vol. 25, # 13 p. 1893 - 1900
