申请人:Chevron Research Company
公开号:US04648897A1
公开(公告)日:1987-03-10
Compounds of the formula ##STR1## wherein Ar is aryl, R.sup.1 is halomethyl, R.sup.2 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkoxy, haloalkyl, alkylthio, alkenylthio, alkynylthio, aryl or NR.sup.5 R.sup.6 wherein R.sup.5 and R.sup.6 individually are hydrogen, alkyl, alkenyl or alkynyl, R.sup.3 is hydrogen or alkyl, n is 1 or 2, Y is O, S or NR wherein R is hydrogen, alkyl, alkenyl or alkynyl, have been found to be useful herbicides. The compounds are prepared by acylation of the corresponding N-heterocyclealkylene-N-arylamine.
化合物的公式为##STR1## 其中Ar为芳基,R.sup.1为卤代甲基,R.sup.2为氢、烷基、烯基、炔基、环烷基、烷氧基、卤代烷基、烷硫基、烯基硫基、炔基硫基、芳基或NR.sup.5R.sup.6,其中R.sup.5和R.sup.6分别为氢、烷基、烯基或炔基,R.sup.3为氢或烷基,n为1或2,Y为O、S或NR,其中R为氢、烷基、烯基或炔基,已被发现是有用的除草剂。这些化合物是通过酰化相应的N-杂环烷基-N-芳基胺制备的。