申请人:Imperial Chemical Industries PLC
公开号:US04465508A1
公开(公告)日:1984-08-14
Diphenyl ethers of formula: ##STR1## wherein A is hydrogen or one of a specified range of substituents e.g. halogen, hydroxy, haloalkyl, B, C, E and F are hydrogen or specified substituents; D is CF.sub.3, halogen, or another specified substituent; and R is a group --CONR.sup.4 SO.sub.2 R.sup.3 wherein R.sup.4 is hydrogen or C.sub.1 to C.sub.4 alkyl and R.sup.3 is an optionally substituted alkyl, alkenyl, alkynyl, or aryl radical; useful as selective herbicides.
式为:##STR1## 的二苯醚,其中A为氢或指定范围的取代基,例如卤素,羟基,卤代烷基,B,C,E和F为氢或指定的取代基;D为CF.sub.3,卤素或另一指定的取代基;R为一个基团--CONR.sup.4 SO.sub.2 R.sup.3,其中R.sup.4为氢或C.sub.1到C.sub.4烷基,R.sup.3是一个可选取代的烷基,烯基,炔基或芳基基团;用作选择性除草剂。