It presented the synthetic methods as well as experiment results of brominated or chlorinated propyl antimonites and its intermediate propenyl anti-monite.

介绍了溴（氯）代丙基酯及其中间体烯丙基酯合法及应用试验结果。

The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).

研究了碳丙烯酯和甲醇经酯交换制备碳二甲酯催化剂及反应工艺条件。