英语语法分析

In the presence of ethanonitrile and polyethylene glycol, anisole reacts with ammonium ceric nitrate to form o-nitroanisole.

在乙腈、聚乙二醇存在下，用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚。

The technologies for synthesis ofp-nitroanisole by using the triphase catalytic method, and synthesis ofp methoxyaniline by use of reduction of synthesized p-nitroanisole were studied.

本文着重介绍了用三相催化法制取对硝基苯甲醚，再经还原制备对氨基苯甲醚的工艺，并对催化剂的用量和回收利用作了探讨。