PIPERIDINE DERIVATIVES, INTERMEDIATES FOR THE PREPARATION THEREOF, METHOD OF COMBATING AND CONTROLLING INSECTS AND INSECTICIDAL COMPOSITION

摘要

A compound of formula (I), wherein Ris pyrid-4-yl optionally substituted by one to four substituents independently selected from halogen, Calkyl or Chaloalkyl; Ris hydrogen, halogen, Chaloalkyl or Chaloalkoxy; Ris trifluoromethyl, difluoromethyl or difluoromethoxy and Ris hydrogen, fluoro or chloro, or Ris fluoro, chloro or bromo and Ris fluoro, chloro or trifluoromethyl; and Ris hydrogen or halogen; or salts or N-oxides thereof. Furthermore, the present invention relates to intermediates used to prepare compounds of formula (I), to methods of using them to combat and control insect pests and to insecticidal compositions comprising them.(I)