申请人:Ciba-Geigy Corporation
公开号:US04895588A1
公开(公告)日:1990-01-23
The invention relates to novel herbicidally active compounds of formula I ##STR1## in which B represents an imidazolone of formula ##STR2## or A and B together represent a fused imidazolone of formula ##STR3## and the radicals X, R.sup.1, R.sup.2 and A in addition have the meanings given in the text and R.sup.3 represents C.sub.1 -C.sub.4 -alkyl and R.sup.4 represents a methyl or ethyl group subtituted by from 1 to 5 fluorine atoms, processes for the preparation thereof, compositions containing compounds of formula I, methods of controlling weeds, and novel intermediates for the preparation of the compounds of formula I.
该发明涉及公式I的新型除草活性化合物
其中B代表公式的咪唑酮
或A和B一起代表公式的融合咪唑酮
和文本中给定的意义和R.sup.3代表C.sub.1-C.sub.4-烷基和R.sup.4代表由1到5个氟原子取代的甲基或乙基基团,其制备方法、含有公式I化合物的组合物、控制杂草的方法以及制备公式I化合物的新中间体。