Herbicidal composition. A herbicidal preparation comprising a compound of formula (I):
wherein R1 is C1-3alkyl or C2-3 alkenyl; R2 is oxygen or sulphur, R3 is halogen, lower alkyl, lower alkenyl, lower haloalkyl, lower alkoxy, nitro, amino, lower alkylamino, lower dialkylamino, lower alkylthio, lower alkylsulphoxide, lower alkylsulphone, cyano or thiocyano; and n is zero or an integer up to 4; provided that when n is greater than 2 a maximum of two R3 groups are selected from nitro, amino, lower alkylamino and lower dialkylamino, in combination with a compound of formula (II):
wherein R4 is chlorine or bromine; X is oxygen or sulphur; R6 is straight or branched C1-6 alkyl or phenyi; and Y is sulphur or when X is sulphur, Y may be oxygen.
除草组合物。一种除草制剂,由式(I)化合物组成:
其中 R1 是 C1-3 烷基或 C2-3 烯基;R2 是氧或
硫;R3 是卤素、低级烷基、低级烯基、低级卤代烷基、低级烷氧基、硝基、
氨基、低级烷基
氨基、低级二烷基
氨基、低级烷
硫基、低级烷基亚砜、低级烷砜、
氰基或
硫氰基;当 n 大于 2 时,最多有两个 R3 基团选自硝基、
氨基、低级烷基
氨基和低级二烷基
氨基:
其中 R4 是
氯或
溴,X 是氧或
硫,R6 是直链或支链 C1-6 烷基或苯基,Y 是
硫,或当 X 是
硫时,Y 可以是氧。