申请人:E. I. Du Pont de Nemours and Company
公开号:US05633218A1
公开(公告)日:1997-05-27
Compounds of Formula I, and their N-oxides and agriculturally-suitable salts, are disclosed which are useful for controlling undesired vegetation ##STR1## wherein: ##STR2## T is O or S; W is a single bond, O, S or NR.sup.6 ; X is N or CH; Y is N or CH; Z is N or CR.sup.7 provided that when Z is CR.sup.7, then Y is N; R.sup.6 is H, CH.sub.3 or OCH.sub.3 ; m is 1 or 2; and R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.7 are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula I and a method for controlling undesired vegetation which involves contacting the vegetation or its environment with an effective amount of a compound of Formula I.
公式I的化合物及其N-氧化物和农业适用的盐被披露,用于控制不受欢迎的植被。其中:T为O或S;W为单键,O,S或NR.sup.6;X为N或CH;Y为N或CH;Z为N或CR.sup.7,但当Z为CR.sup.7时,Y为N;R.sup.6为H,CH.sub.3或OCH.sub.3;m为1或2;R.sup.1,R.sup.2,R.sup.3,R.sup.4,R.sup.5和R.sup.7如披露中所定义。还披露了含有公式I化合物的组合物以及一种控制不受欢迎的植被的方法,涉及将植被或其环境与公式I化合物的有效量接触。