反应条件
1: 95 percent / Na, liq. NH3 / tetrahydrofuran / -78 °C
2: 1.) DMSO, oxalyl chloride, 2.) Et3N / 1.) CH2Cl2, -78 deg C, 20 min, 2.) CH2Cl2, 0 deg C, 30 min
View Scheme
参考文献
Uenishi; Motoyama; Takahashi
Tetrahedron Asymmetry, 1994 , vol. 5, # 1 p. 101 - 110