Process for preparing o-nitrobenzonitriles

Process for preparing o-nitrobenzonitriles

申请(专利)号： EP19980420245

专利号： EP1000929A1 主分类号： C07C253/14 申请权利人： AVENTIS

CROPSCIENCE S.A. 公开国代码： EP 优先权国家： EP

摘 要：

The invention relates to a process for the preparation of compounds of formula (I):

listStyle=\p> represents C_1-4

haloalkyl, fluorine, chlorine or bromine; and R² represents

hydrogen or C_1-4 alkoxy; which process comprises the reaction of the corresponding

orthonitrofluorobenzene of formula (II): wherein R¹ and R² are as hereinbefore defined, with an alkali metal cyanide, in a non aqueous solvent optionally in the presence of a

申请日： 1998-10-13 公开公告日： 2000-05-17

分类号： C07C253/14;

C07C255/50 发明设计人： VIAUVY, AGNèS

申请国代码： EP

优先权： 19981013 EP

98420245

摘 要 附 图：

catalyst. 主权项：

A process for the preparation of a compound of formula (I):

权 利 要 求 说 明 书

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