反应条件
1.1: 78 percent / Na2CO3 / N,N-dimethyl-acetamide / 2 h / Heating
2.1: KH2PO4; CF3CO3H / CH2Cl2 / 1.5 h / 0 °C
2.2: 95 percent / hydrochloric acid / methanol / 15 h
3.1: bromine / acetic acid / 3 h / 20 °C
3.2: 64 percent / NaOH; tetrabutylammonium hydroxide / CH2Cl2; H2O / 5 h / 20 °C
View Scheme
参考文献
Marsh, Goeran; Stenutz, Roland; Bergman, Ake
European Journal of Organic Chemistry, 2003 , # 14 p. 2566 - 2576