申请人:Nippon Soda Co., Ltd.
公开号:US06054605A1
公开(公告)日:2000-04-25
The present invention is to provide 2,3-dihalogeno-6-trifluoromethylbenzene derivatives represented by a general formula [I]; ##STR1## wherein X.sub.1 and X.sub.2 are the same or different and each independently represents fluoro or chloro; Y represents COOH, CONH.sub.2, CN, CHO, CH.dbd.NOH or COOR', wherein R' is C.sub.1 -C.sub.4 alkyl, except the case that X.sub.1 and X.sub.2 are each chloro and Y is COOH, which are useful as the starting materials for producing pesticides, drugs and the like, and a process for producing such derivatives.
本发明提供了由通式[I]表示的2,3-二卤-6-三氟甲基苯衍生物;其中X1和X2相同或不同,分别独立地表示氟或氯;Y表示COOH,CONH2,CN,CHO,CH = NOH或COOR',其中R'是C1-C4烷基,但当X1和X2均为氯且Y为COOH时,有用于制备杀虫剂,药物等的起始材料,以及制备这种衍生物的方法。