Insecticidal compounds

Details Insecticidal compounds Insecticidal compounds

C - Chemistry, Metallurgy

07

D

C07D 401/14 (2006.01) A01N 43/40 (2006.01) C07D 401/04 (2006.01)

Patent

CA 2723454

A compound of formula (I): wherein R1 is pyrid-4-yl optionally substituted by one to four substituents independently selected from halogen, C1-3 alkyl or C1-3 haloalkyl; R1 is hydrogen, halogen, C1-4 haloalkyl or C1-4 haloalkoxy; R3 is trifluoromethyl, difluoromethyl or difluoromethoxy and R4 is hydrogen, fluoro or chloro, or R3 is fluoro, chloro or bromo and R4 is fluoro, chloro or trifluoromethyl; and R5 is 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, acarine, mollusc and nematode pests and to insecticidal, acaricidal, molluscicidal and nematicidal compositions comprising them.

Linvention concerne un composé représenté par la formule (I) : dans laquelle R1 est pyrid-4-yle éventuellement substitué par un à quatre substituants indépendamment choisis parmi halogène, C1-3 alkyle ou C1-3 haloalkyle ; R2 est hydrogène, halogène, C1-4 haloalkyle ou C1-4 haloalcoxy ; R3 est trifluorométhyle, difluorométhyle ou difluorométhoxy et R4 est hydrogène, fluoro ou chloro, ou R3 est fluoro, chloro ou bromo et R4 est fluoro, chloro ou trifluorométhyle ; et R5 est hydrogène ou halogène ; ou des sels ou N-oxydes correspondants. En outre, la présente invention concerne des intermédiaires utilisés dans la préparation de composés représentés par la formule (I), des procédés destinés à utiliser ces composés pour combattre et contrôler les insectes et les parasites de type acariens, mollusques et nématodes, et des compositions insecticides, acaricides, molluscicides et nématicides renfermant ces composés.

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