反应条件
1: 1.) CH3CH2CO2H, 2.) KOH / 1.) reflux, 2.) MeOH, reflux, 5 h 2: 1.) HOBt, 2.) 1-<3-(dimethylamino)propyl>-3-ethylcarbodiimide / 1.) CH2Cl2, 0 deg C, 5 min, 2.) CH2Cl2, RT, overnight View Scheme
参考文献
Li, Wenhao; Moeller, Kevin D.
Journal of the American Chemical Society, 1996 , vol. 118, # 42 p. 10106 - 10112