申请人:ICI Australia Limited
公开号:US04555263A1
公开(公告)日:1985-11-26
The invention concerns novel compounds of the formula I ##STR1## wherein: R.sup.1 is selected from alkyl, alkenyl, alkynyl, cycloalkyl benzyl and substituted benzyl; A is selected from hydrogen, halogen, nitro, alkyl, alkoxy, alkylthio, alkenylthio, alkynylthio, cycloalkoxy, cycloalkylthio, sulfamoyl, N-(C.sub.1 to C.sub.6 alkyl)sulfamoyl, N,N-di(C.sub.1 to C.sub.6 alkyl)sulfamoyl, benzylthio and substituted benzylthio; R.sup.2 is selected from hydrogen, alkyl, alkenyl, alkynyl, substituted alkyl, acyl, alkylsulfonyl, benzenesulfonyl, substituted benzenesulfonyl, and an inorganic or organic cation; R.sup.3 is selected from alkyl, alkenyl, alkynyl, substituted alkyl, haloalkenyl and haloalkynyl; and R.sup.4 is selected from alkyl, fluoroalkyl, alkenyl, alkynyl and phenyl. The compounds are herbicides and in further embodiments the invention provides processes for the preparation of compounds of formula I, intermediates useful in the preparation of compounds of formula I, herbicidal compositions containing as active ingredient a compound of formula I, and processes for severely damaging or killing unwanted plants by applying to the plants or to the growth medium of the plants an effective amount of a compound of formula I.
这项发明涉及公式I的新化合物##STR1##其中:R.sup.1选自烷基、烯基、炔基、环烷基苄基和取代苄基;A选自氢、卤素、硝基、烷基、烷氧基、硫代烷基、烯基硫代基、炔基硫代基、环烷氧基、环烷基硫代基、磺胺酰基、N-(C.sub.1至C.sub.6烷基)磺胺酰基、N,N-二(C.sub.1至C.sub.6烷基)磺胺酰基、苄硫基和取代苄硫基;R.sup.2选自氢、烷基、烯基、炔基、取代烷基、酰基、烷基磺酰基、苯基磺酰基、取代苯基磺酰基以及无机或有机阳离子;R.sup.3选自烷基、烯基、炔基、取代烷基、卤代烯基和卤代炔基;R.sup.4选自烷基、氟烷基、烯基、炔基和苯基。这些化合物是除草剂,此外,该发明还提供了用于制备公式I化合物的方法、制备公式I化合物的有用中间体、含有公式I化合物作为活性成分的除草剂组合物,以及通过向植物或植物生长介质施加公式I化合物的有效量来严重损害或杀死不受欢迎的植物的方法。