• 本文着重介绍了三相催化法制取对硝基苯甲,再经还原制备氨基甲醚工艺,并催化剂的用量回收利用作了探讨。

    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.

    youdao

  • 生产邻(硝基苯的传统方法都是间歇法操作,周期能耗效率

    Original producing o(p) -nitrophenyl methyl ether methods are batch process with long cycle, high energy consumption and low efficiency.

    youdao

  • 采用合成氨厂合成气代替氢气催化氢化硝基苯合成邻氨基苯工艺,探讨了合成反应条件邻氨基苯甲醚收率的影响规律。

    A new process has been developed to synthesize p-aminophenol methyl ether from p-nitrophenol methyl ether by catalytic hydrogenation, using ammonia synthesis gas instead of pure hydrogen.

    youdao

  • 采用合成氨厂合成气代替氢气催化氢化硝基苯合成邻氨基苯工艺,探讨了合成反应条件邻氨基苯甲醚收率的影响规律。

    A new process has been developed to synthesize p-aminophenol methyl ether from p-nitrophenol methyl ether by catalytic hydrogenation, using ammonia synthesis gas instead of pure hydrogen.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定