Pyridine ketones with herbicidal effect

Details Pyridine ketones with herbicidal effect Pyridine ketones with herbicidal effect

C - Chemistry, Metallurgy

07

D

C07D 213/50 (2006.01) A01N 43/40 (2006.01) C07D 213/80 (2006.01)

Patent

CA 2587882

The invention relates to compounds of formula (I) wherein A1 is C(R1R2)P; A2 is C(R6 R7)q; p is 1 or 2; q is 1 or 2; each of R1, R2, R3, R4, R5, R6, R7 and R8 which may be the same or different, represents hydrogen, methyl or ethyl and R9 is C1-C 4alkyl; R10 is hydrogen, halogen, C1-C3 alkyl or C1-C3- haloalkyl, and agronomically acceptable salts/isomers/enantiomers/tautomers/N- oxides of those compounds.

L'invention concerne des composés répondant à la formule (I) où A1 représente C(R1R2)p ; A2 représente C(R6R7)q ; p vaut 1 ou 2 ; q vaut 1 ou 2 ; R1, R2, R3, R4, R5, R6, R7 et R8 qui peuvent être identiques ou différents, représentent chacun un atome d~hydrogène, un groupe méthyle ou éthyle et R9 représente un groupe alkyle en C1 à C4 ; R10 représente un atome d~hydrogène, d~halogène, un groupe alkyle en C1 à C3 ou halogénoalkyle en C1 à C3 ; l~invention concerne également des sels/isomères/énantiomères/tautomères/N-oxydes de ces composés, acceptables sur le plan agronomique.

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