反应条件
1: 1.) phosgene, 2.) pyridine / 1.) CH2Cl2, 0 deg C, 2.) CH2Cl2, rt, 30 min, 3.) CH2Cl2, 3 h
2: 3 N aq. NaOH / ethanol / 12 h / Ambient temperature
3: 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