Halogenated esters of cyclopropane acids, their preparation, compositions and use as pesticides.

摘要

Novel esters of formula I wherein R<1> is trifluoromethyl, chloro, bromo or fluoro, R<2> is hydrogen, cyano or methyl and R is a halophenyl group bearing up to five halogen atoms at least one of which is fluoro, and compositions comprising them, useful as insecticides. The compounds of formula I may be prepared by conventional esterification procedures. <CHEM> f