1.1: acetonitrile / 0.5 h / 0 °C
2.1: NaI / acetonitrile / 0.17 h / 50 °C
3.1: 63 percent / Et3N / CH2Cl2 / 2 h / 20 °C
4.1: BuLi; TMEDA / 0.5 h / 0 - 20 °C
4.2: 32 percent / hexane / 0.5 h / -70 °C
View Scheme
参考文献
Haase, Mirko; Guenther, Wolfgang; Goerls, Helmar; Anders, Ernst
Synthesis, 1999 , # 12 p. 2071 - 2081