PROCESS FOR PREPARATION OF ANILINE COMPOUNDS

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专利权人:

SYNGENTA PARTICIPATIONS AG

发明人:

GOTFRIED SEIFERT,THOMAS RAPOLD

申请号：

BR0110805

公开号：

BR0110805B1

申请日:

2001.05.15

申请国别(地区):

BR

年份:

2014

代理人:

摘要：

A process for the preparation of aniline compounds of formula:whereinn and R are as defined in claim 1, by reacting nitro compounds of formula:wherein n and R are as defined, with hydrazine at elevated temperature in the presence of an aqueous base.The compounds of formula I are suitable as intermediates in the preparation of herbicides of the isobenzofuranone type.

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