Dihalovinylcyclopropanethiolic acid esters and their use in pest control

摘要

Dihalovinylcyclopropanethiolic acid esters of the formula <IMAGE> (I) wherein X1 represents fluorine, chlorine or bromine, R1 represents hydrogen, methyl, ethynyl or cyano, and Y represents hydrogen, fluorine, chlorine or bromine, processes for their manufacture, and a method of controlling pests which comprises the use of these compounds.