The novel pyrethrinouides alcohol 4 - (difluoromethyl), 2,3,5,6 - tetrafluorobenzyl, their process of preparation and their application as pesticides.

摘要

The invention relates to compounds of formula (I) wherein Hal1 and Hal2, the same or different from each other, are a halogen atom, X is a hydrogen atom, an alkyl, alkenyl or alkynyl radical having up to 4 carbon atoms or a cyano radical or an aralkynyl radical having up to 10 carbon atoms, and A is the residue of a pyrethrinoid acid, in all the possible diastereoisomer forms thereof and their mixtures. The compounds of formula (I) have interesting pesticide properties.