反应条件
1: Et3N / CH2Cl2 / 40 °C
2: 75 percent / LDA / tetrahydrofuran / 1.) -78 deg C, 45 min, 2.) r.t., 6 h
3: 76 percent / Et3N, PPh3 / Pd(OAc)2 / dimethylformamide / 8 h / 100 °C
View Scheme
参考文献
Yang, Chau-Chen; Tai, Huo-Mu; Sun, Pei-Jiun
Journal of the Chemical Society - Perkin Transactions 1, 1997 , # 19 p. 2843 - 2850