反应条件
1: 41 percent / NaH / tetrahydrofuran / 48 h / Heating 2: 1.) n-butyllithium, 2.) SO2 / 1.) THF, hexane, -78 deg C, 2 h, 2.) -78 deg C, 30 min View Scheme
参考文献
Skowronska-Ptasinska, Maria; Telleman, Pieter; Aarts, Veronika M. L. J.; Grootenhuis, Peter D. J.; Eerden, Johan van; et. al.
Tetrahedron Letters, 1987 , vol. 28, # 17 p. 1937 - 1940
