Alpha - methyl - (6) - phenoxy) - 2 - picolilester ciclopropanocaboxilico acid, process for their preparation, compositions pesticides, job and process for combating insects

摘要

The invention relates to alpha -methyl-(6-phenoxy)-2-picolyl cyclopropanecarboxylates of the formula IMAGE (I) wherein X1 is methyl or halogen, R1 is hydrogen or halogen, and R2 is hydrogen, halogen, C1-C4alkyl, C1-C4alkoxy, C1-C4alkylthio, C1-C4haloalkyl, C1-C4haloalkoxy, C1-C4haloalkylthio, C2-C4alkenyl, C2-C4alkynyl, nitro or cyano. The invention also relates to the preparation of these esters and to the use thereof in pest control.