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US4404400A Process for the preparation of 4-nitrodiphenylamines 失效
制备4-硝基二苯胺的方法

Process for the preparation of 4-nitrodiphenylamines
摘要:
The invention relates to a process for the preparation of 4-nitrodiphenylamines by the reaction of halogenonitrobenzenes with primary aromatic amines in the presence of copper or a copper compound, a neutralizing agent and a cyclic diaza compound.
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