Process for the preparation of nitrodiphenylamines

The present invention relates to a process for the preparation of nitrodiphenylamines by reaction of nitrohalogens with anilines, a base and a catalyst, and to a process for the preparation of aminodiphenylamine by hydrogenation of the nitrodiphenylamine intermediately prepared. The present inventio...

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Bibliographic Details
Main Authors Kunz, Klaus, Haider, Joachim, Ganzer, Dirk, Scholz, Ulrich, Sicheneder, Adolf
Format Patent
LanguageEnglish
Published 09.11.2004
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Summary:The present invention relates to a process for the preparation of nitrodiphenylamines by reaction of nitrohalogens with anilines, a base and a catalyst, and to a process for the preparation of aminodiphenylamine by hydrogenation of the nitrodiphenylamine intermediately prepared. The present invention relates to a process for the preparation of nitrodiphenylamines by reaction of nitrohalogens with anilines, a base and a catalyst, and to a process for the preparation of aminodiphenylamine by hydrogenation of the nitrodiphenylamine intermediately prepared.