申请人:ICI Australia Limited
公开号:US04511391A1
公开(公告)日:1985-04-16
The invention concerns novel compounds of the formula I ##STR1## wherein: X is selected from halogen, nitro, cyano, alkyl, substituted alkyl, alkenyl, alkynyl, hydroxy, alkoxy, substituted alkoxy, alkenyloxy, alkynyloxy, alkanoyloxy, alkoxycarbonyl, alkylthio, alkylsulfinyl, alkylsulfonyl, sulfamoyl, substituted sulfamoyl, benzyloxy, substituted benzyloxy, amino, substituted amino, and the groups formyl and alkanoyl and the oxime, imine and Schiff base derivatives thereof; Y and Z are independently selected from methylene, oxygen and sulfur provided that at least one of Y and Z is selected from oxygen and sulfur; R.sup.1 is selected from hydrogen, alkyl, alkenyl alkynyl, substituted alkyl, acyl, alkylsulfonyl, benzenesulfonyl, substituted benzenesulfonyl, and an inorganic or organic cation; R.sup.2 is selected from alkyl, alkenyl, alkynyl, substituted alkyl, haloalkenyl and haloalkynyl; R.sup.3 is selected from alkyl, fluoroalkyl, alkenyl, alkynyl and phenyl; R.sup.4 is selected from hydrogen, halogen, cyano, C.sub.1 to C.sub.6 alkyl and (C.sub.1 to C.sub.6 alkoxy)carbonyl; n is an integer selected from 1 to 3; and m is zero or an integer selected from 1 to 3. The compounds are cereal selective 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, 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.
本发明涉及一种新型化合物,其化学式为I ##STR1## 其中:X选自卤素、硝基、氰基、烷基、取代烷基、烯基、炔基、羟基、烷氧基、取代烷氧基、烯氧基、炔氧基、烷酰氧基、烷氧羰基、烷硫基、烷基亚砜基、烷基磺酰基、磺酰胺基、取代磺酰胺基、苄氧基、取代苄氧基、氨基、取代氨基以及酰基和烷酰基以及其肟、亚胺和席夫碱衍生物;Y和Z分别选自亚甲基、氧和硫,但至少其中一个是氧或硫;R.sup.1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.2选自烷基、烯基、炔基、取代烷基、卤代烯基和卤代炔基;R.sup.3选自烷基、氟代烷基、烯基、炔基和苯基;R.sup.4选自氢、卤素、氰基、C.sub.1至C.sub.6烷基和(C.sub.1至C.sub.6烷氧基)羰基;n是选自1至3的整数;m是零或选自1至3的整数。这些化合物是谷物选择性除草剂,此外,本发明还提供了制备化合物I的方法,制备化合物I的中间体,制备化合物I的中间体,含有化合物I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有效量的化合物I来严重损伤或杀死不需要的植物的方法。