Selective herbicides on the basis of a substituted...

A - Human Necessities – 01 – N

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A01N 47/38 (2006.01) A01N 25/32 (2006.01) A01N 39/04 (2006.01) A01N 43/42 (2006.01) A01N 43/56 (2006.01) A01N 43/653 (2006.01)

Patent

CA 2382305

The invention relates to novel selective herbicides that contain an effective amount of an active combination that comprises (a) 2-(2-methoxycarbonyl- phenylsulfonylaminocarbonyl)-4-methyl-5-propoxy-2,4-dihydro-3H-1,2,4-triazole- 3-one of the formula (I) and/or one or more salts of the compound of formula (I), especially the sodium salt thereof, and (b) a compound that improves the tolerability for cultivated plants and that is selected from the following groups of compounds: .alpha.-(1,3-dioxolane-2-yl-methoximino)- phenylacetonitril (oxabetrinil), .alpha.-(cyanomethoximino)-phenylacetonitril (cyometrinil), 4-chloro-N-(1,3-dioxolane-2-yl-methoxy)-.alpha.-trifluoro- acetophenonoxim (fluxofenim), 4,6-dichloro-2-phenyl-pyrimidine (fenclorim), 4- dichloroacetyl-3,4-dihydro-3-methyl-2H-1,4-benzoxazine (benoxacor), 5-chloro- quinoxaline-8-oxy acetic acid (1-methyl-hexylester) (cloquintocet), 2,2- dichloro-N-(2-oxo-2-(2-propenylamino)-ethyl)-N-(2-propenyl)-acetamide (DKA- 24), 1,8-naphthalic acid anhydride, 1-(2,4-dichloro-phenyl)-5-trichloromethyl- 1H-1,2,4-triazole-3 carboxylic acid-ethylester (fenchloroazolethyl), 2-chloro- 4-trifluoromethyl-thiazole-5 carboxylic acid-phenylmethylester (flurazole), 3- dichloroacetyl-5-(2-furanyl)-2,2-dimethyl-oxazolidine (furilazole, MON-13900), 4-dichloroacetyl-1-oxa-4-aza-spiro[4.5]-decane (AD-67), 2-dichloromethyl-2- methyl-1,3-dioxolane (MG-191), 2,2-dichloro-N-(1,3-dioxolane-2-yl-methyl)-N-(2- propenyl)-acetamide (PPG-1292), 2,2-dichloro-N,N-di-2-propenyl-acetamide (dichlormide), N-(4-methyl-phenyl)-N'-(1-methyl-1-phenyl-ethyl) urea (dymron), 1-dichloroacetyl-hexahydro-3,3,8a-trimethylpyrrolo[1,2-a]-pyrimidine-6(2H)-one (BAS-145138), N-(2-methoxy-benzoyl)-4-(methylaminocarbonylamino)- benzolsulfonamide and other safeners and antidotes described in the description as well as 2,4-dichlorophenoxy acetic acid (2,4-D) and its derivatives.

L'invention concerne de nouveaux agents herbicides sélectifs présentant une quantité efficace d'une combinaison de principes actifs comprenant (a) de la 2-(2-méthoxycarbonyl-phénylsulfonylaminocarbonyl)-4-méthyl-5-propoxy-2,4-dihydro-3H-1,2,4-triazol-3-one de formule (I) et/ou un ou plusieurs sels du composé de formule (I), notamment le sel de sodium, et (b) un composé améliorant la compatibilité des plantes cultivées, sélectionné dans le groupe des composés suivants : .alpha.-(1,3-dioxolan-2-yl-méthoximino)-phénylacétonitrile (Oxabetrinil), .alpha.-(cyanométhoximino)-phénylacétonitrile (Cyometrinile), 4-chloro-N-(1,3-dioxolan-2-yl-méthoxy)-.alpha.-trifluoro-acétophénonoxime (Fluxofenim), 4,6-dichloro-2-phényl-pyrimidine (Fenclorim), 4-dichloracétyl-3,4-dihydro-3-méthyl-2H-1,4-benzoxazine (Benoxacor), (1-méthyl-hexylester) d'acide 5-chloro-quinoxalin-8-oxyacétique (Cloquintocet), 2,2-dichloro-N-(2-oxo-2-(2-propénylamino)-éthyl)-N-(2-propényl)-acétamide (DKA-24), anhydride d'acide 1,8-naphtalique, éthylester d'acide 1-(2,4-dichloro-phényl)-5-trichlorométhyl-1H-1,2,4-triazol-3-carboxylique (Fenchlorazol-éthyle), phénylméthylester d'acide 2-chloro-4-trifluorméthyl-thiazol-5-carboxylique (Flurazole), 3-dichloracétyl-5-(2-furanyl)-2,2-diméthyl-oxazolidine (Furilazole, MON-13900), 4-dichloracétyl-1-oxa-4-aza-spiro[4.5]-décane (AD-67), 2-dichlorométhyl-2-méthyl-1,3-dioxolanne (MG-191), 2,2-dichloro-N-(1,3-dioxolan-2-yl-méthyl)-N-(2-propényl)-acétamide (PPG-1292), 2,2-dichloro-N,N-di-2-propényl-acétamide (Dichloromid), N-(4-méthyl-phényl)-N'-(1-méthyl-1-phényl-éthyl)-urée (Dymron), 1-dichloracétyl-hexahydro-3,3,8a-triméthylpyrrolo[1,2-a]-pyrimidin-6(2H)-one (BAS-145138), N-(2-méthoxy-benzoyl)-4-(méthylaminocarbonylamino)-benzolsulfonamide, et d'autres phytoprotecteurs et antidotes décrits dans la description ainsi que de l'acide 2,4-dichlorophénoxyacétique (2,4-D) et ses dérivés.

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