反应条件
1: dimethylformamide / 24 h / Ambient temperature
2: 91 percent / DIBAH / tetrahydrofuran; hexane / 0.17 h / -20 °C
3: 56 percent / BuLi / hexane; tetrahydrofuran; hexamethylphosphoric acid triamide / 0.17 h / -78 °C
4: 45 percent / Na, dibenzo<18>crown-6 / liquid ammonia; tetrahydrofuran / 0.03 h / -78 °C
View Scheme
参考文献
Zumbrunn, Albrecht; Uebelhart, Peter; Eugster, Conrad Hans
Helvetica Chimica Acta, 1985 , vol. 68, p. 1519 - 1539
