反应条件
1: 84.3 percent / NaHCO3, NaOH, pH 8.6 / 2.5 h 2: 86 percent / 18 h / Ambient temperature 3: 70 percent / PPh3, DEAD / tetrahydrofuran / Ambient temperature 4: hydrogen / Pd on carbon / methanol / 4 h / 760 Torr / Ambient temperature View Scheme
参考文献
Journal of the American Chemical Society, , vol. 104, # 11 p. 3096 - 3101