反应条件
1: 1.) DMAP, pyridine, 2.) oxalyl chloride, DMF / 1.) CH2Cl2, RT, 4 h, 2.) CH2Cl2, a.) 0 deg C, 1 h, b.) RT, 30 min 2: pyridine / CH2Cl2 / 2 h / Ambient temperature 3: citric acid / methanol / 0.5 h View Scheme
参考文献
Kelly; LaCour
Synthetic Communications, 1992 , vol. 22, # 6 p. 859 - 869
