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.
该发明涉及公式I的新化合物,其中:
X从卤素、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、醇酰氧基、烷氧羰基、烷基硫基、烷基亚硫基、烷基磺基、磺酰胺基、取代磺酰胺基、苄氧基、取代苄氧基、氨基、取代氨基以及甲酰基和烷酰基及其氧肟、亚胺和席夫碱衍生物中选择;
Y和Z分别从亚甲基、氧和硫中选择,但至少有一个Y和Z从氧和硫中选择;
R.sup.1从氢、烷基、烯基、炔基、取代烷基、酰基、烷基磺酰基、苯磺酰基、取代苯磺酰基以及无机或有机阳离子中选择;
R.sup.2从烷基、烯基、炔基、取代烷基、卤代烯基和卤代炔基中选择;
R.sup.3从烷基、氟烷基、烯基、炔基和苯基中选择;
R.sup.4从氢、卤素、氰基、C.sub.1到C.sub.6烷基和(C.sub.1到C.sub.6烷氧)羰基中选择;
n是从1到3选择的整数;m为零或从1到3选择的整数。
这些化合物是对谷类选择性除草剂,在进一步的实施方案中,该发明提供了制备公式I化合物的方法,用于制备公式I化合物的有用中间体,用于制备公式I化合物的有用中间体,含有公式I化合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基质施加公式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。