Compounds having the formula
wherein
X1 is a halogen,
X2 is selected from the group consisting of halogen and hydrogen
Z is a polyhalo1-9 alkyl1-4 group,
R1 is selected from the group consisting of hydrogen and an alkyl group of 1-4 carbon atoms, and
R is alkoxy of 1-4 carbon atoms, and the methods by which they can be used as herbicides.
具有以下式子的化合物
式中
X1 是卤素、
X2 选自卤素和氢组成的组
Z 是一个多卤 1-9 烷基 1-4 的基团、
R1 选自氢和 1-4 个碳原子的烷基组成的组,以及
R 是 1-4 个碳原子的烷氧基,以及将它们用作
除草剂的方法。