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

研究了碳和甲醇经交换制备碳二甲的催剂及反应工艺条件。

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）代基亚及其中间体基亚的合成方法及应用试验结果。