反应条件
1: 3 N aq. NaOH / ethanol / 12 h / Ambient temperature 2: dicyclohexylcarbodiimide / CH2Cl2 3: 1.) hexamethyldisilazane, 1.6 M n-BuLi, 2.) CS2, 3.) PhSeO2H / 1.) THF, hexane, -20 deg C, 30 min, 2.) THF, rt, 3.) THF, rt, 5 h 4: oxalyl chloride, DMF / benzene / Ambient temperature View Scheme
参考文献
Barton, Derek H. R.; Ozbalik, Nubar; Vacher, Bernard
Tetrahedron, 1988 , vol. 44, # 12 p. 3501 - 3512
