C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 249/12 (2006.01) A01N 39/02 (2006.01) A01N 43/50 (2006.01) A01N 43/54 (2006.01) A01N 43/56 (2006.01) A01N 43/653 (2006.01) A01N 43/707 (2006.01) A01N 43/713 (2006.01) A01N 43/90 (2006.01) C07D 209/48 (2006.01) C07D 231/56 (2006.01) C07D 233/72 (2006.01) C07D 239/54 (2006.01) C07D 253/075 (2006.01) C07D 257/04 (2006.01) C07D 513/04 (2006.01)
Patent
CA 2143323
Herbicidal compouds, compositions containing them, and a method for controlling weeds by application of the compositions are disclosed. The herbicidal compounds are 2-[(4-heterocyclic-phenoxymethyl)phenoxy]-alkanoates of formula (I), in which A is a derivative of an alkanoate bonded to the phenoxy oxygen at the alpha carbon, and Q is 4-difluoromethyl-4,5-dihy- dro-3-methyl- 1,2,4-triazol-5(1H)-on- I -yl, 3,4,5,6-tetrahydrophthalimid- 1 -yl, I -( I -methylethyl)imidazolidin-2,4-dion-3-yl, 1,4-di- hydro-4-(3-fluropropyl)-5H-tetrazol-5-on-1-yl, 3-chloro-4,5,6,7-tetrahydroindazol-2-yl, 4-methyl-1,2,4-triazine-3,5-dion-2-yl, 8-thia-1,6-diazabicyclo[4.3.0]-nonane-7-on-9-ylimino, or 1-methyl-6-trifluoromethyl-2,4-pyrimidinedione-3-yl; X is hydrogen, methyl, fluorine, or chlorine; Y is hydrogen; W is oxygen or sulfur; Z is hydrogen, fluorine, chlorine, bromine, lower alkyl, or methoxy; Z' is hydrogen, fluorine, or chlorine; and the group AO- may be in the 2, 3, or 4- position of the phenyl ring.
Composés herbicides; compositions qui en renferment et méthode pour exterminer les mauvaises herbes par application de ces compositions. Les composés herbicides sont des 2-[(4-hétérocyclylphénoxyméthyl)phénoxy]-alcanoates de formule (I), dans lesquels A est un dérivé d'un alcanoate lié à l'oxygène du phénoxy sur le carbone alpha, Q est le groupe 4-difluorométhyl-4,5-dihydro-3-méthyl-1,2,4-triazol-5(1H)-on-1-yl, 3,4,5,6-tétrahydrophtalimid-1-yl, 1-(1-méthyléthyl)imidazolidine-2,4-dion-3-yle, 1,4-dihydro-4-(3-fluoropropyl)-5H-tétrazol-5-on-1-yle, 3-chloro-4,5,6,7-tétrahydro-indazol-2-yl, 4-méthyl-1,2,4-triazine-3,5-dion-2-yle, 8-thia-1,6-diazabicyclo[4.3.0]-nonane-7-on-9-ylimino ou 1-méthyl-6-trifluorométhyl-2,4-pyrimidinedion-3-yle; X est de l'hydrogène, du méthyle, du fluor ou du chlore; Y est de l'hydrogène; W est de l'oxygène ou du soufre; Z est de l'hydrogène, du fluor, du chlore, du brome, un alkyle inférieur ou un méthoxy; Z' est de l'hydrogène, du fluor ou du chlore; enfin, le groupe AO- peut être en position 2, 3, ou 4 du noyau phényle.
Fmc Corporation
Osler Hoskin & Harcourt Llp
LandOfFree
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