反应条件
1: 1,3-dimethyl-2-imidazolidione / 3 h / 160 °C
2: 72 percent / pyridine / 15 h / 23 °C
3: 83 percent / Pd(OAc)2; PPh3; Et3N / dimethylformamide / 4 h / 65 °C
4: 34 percent / LiI; NaCN / dimethylformamide / 19 h / 140 °C
View Scheme
参考文献
Ono, Shin'ichiro; Inoue, Yoshihisa; Yoshida, Tomohiro; Ashimori, Atsuyuki; Kosaka, Keigo; Imada, Teruaki; Fukaya, Chikara; Nakamura, Norifumi
Chemical and Pharmaceutical Bulletin, 1999 , vol. 47, # 12 p. 1685 - 1693