反应条件
1: 1.63 g / BuLi / tetrahydrofuran; hexane / -70 - 0 °C
2: tetrabutylammonium fluoride / tetrahydrofuran
3: 89 percent / BuLi / tetrahydrofuran; hexane / 0.5 h / 0 - 20 °C
4: 1) (2-MeOC6H4)3P, 2) NaOMe / 1) (dba)3Pd2*CHCl3 / 1) THF, r.t., 2 d, 2) r.t., 2 h
View Scheme