1-Phenylethyl sulfone derivatives substituted by a halogenated alkyloxy group is represented by the general formula ##STR1## where R is an alkyl group substituted by a halogen atom, n is 1 or 2, each of P and Q is a hydrogen atom or a lower alkyl group and each of X and Y is a hydrogen atom, a lower alkyl group or a halogen atom. The compounds are effective as a herbicide. Also disclosed is a process for their preparation.
1-苯乙基磺酰衍
生物被卤代烷氧基取代,其通式为##STR1##其中R是被卤素原子取代的烷基,n为1或2,P和Q分别为氢原子或低烷基,X和Y分别为氢原子、低烷基或卤素原子。这些化合物作为
除草剂具有有效性。还揭示了它们的制备方法。