反应条件
in toluene byproducts: CH3COOH; reflux at 140-150°C, acetic acid was removed azeotropically withtoluene ( 106°C ); excess solvent removed under reduced pressure ( 50°C/0.6mm ) for2 h, elem. anal.;
参考文献
Baranwal, B. P.; Parashar, G. K.; Mehrotra, R. C.
Monatshefte fuer Chemie, 1980 , vol. 111, p. 1203 - 1212
