Patent ID: 6492301
Filing Date: 2002-12-10
Classification: A01N

Abstract:
A herbicidal composition, comprising a synergistic combination ofA) at least one synergistically herbicidally active compound from the group of the substituted phenylsulfonylureas of the formula I and their agriculturally accepted, i.e., acceptable and compatible, salts â€ƒin which R1 is (C1-C8)-alkyl, (C3-C4)-alkenyl, (C3-C4)-alkynyl or (C1-C4)-alkyl, which is mono- to tetrasubstituted by radicals from the group consisting of halogen and (C1-C2)-alkoxy; R2 is I R3 is methyl or methoxy; and Z is N and B) at least one synergistically herbicidally active compound from the group of the compounds consisting of Ba) herbicides which are selective in rice, mainly against grasses, comprising â€ƒin which R1 is halogen, (C1-C4)-alkoxy, (C1-C4)-alkyl, (C1-C4)-haloalkyl, â€”NO2, â€”CN or S(O)nR10; R2 and R3 independently of one another are hydrogen, halogen, (C1-C4)-alkyl, (C1-C4)-alkoxy, (C1-C4)-haloalkoxy, (C1-C4)-haloalkyl, â€”NO2, â€”CN or S(O)mR11â€”NR12R12, â€”NR14â€”COâ€”R15; R4 is hydrogen, (C1-C4)-alkyl or â€”COâ€”Oâ€”(C1-C4)-alkyl; R5, R6, R7, R8, R9 independently of one another are hydrogen or (C1-C4)-alkyl or â€”COâ€”R16; R10 is (C1-C4)-alkyl, (C1-C4)-haloalkyl or (C1-C4)-alkoxy; R11 is (C1-C4)-alkyl, (C1-C4)-haloalkyl, phenyl, benzyl or â€”NR17R18; R12 and R13 independently of one another are hydrogen or (C1-C4)-alkyl; R14 is hydrogen or (C1-C4)-alkyl; R15 is (C1-C4)-alkyl; R16 is hydrogen, (C1-C4)-alkyl, (C1-C4)-haloalkyl or (C1-C4)-alkoxy; R17 and R18 independently of one another are hydrogen or (C1-C4)-alkyl; and n and m independently of one another are 0, 1 or 2,Bb) herbicides which are selective in rice, mainly against dicotyledonous harmful plants and cyperaceae, comprising â€ƒin which R1 is (C1-C4)-alkyl, R2 is (C1-C4)-alkyl, (C1-C4)-alkylthio or (C1-C4)-alkoxy, each radical of which may be substituted by one or more halogen atoms, or R1 and R2 together form the group (CH2)m where m=3 or 4, R3 is hydrogen or halogen, R4 is hydrogen or (C1-C4)-alkyl, R5 is hydrogen, nitro, cyano or one of the groups â€”COOR7, â€”C(=X)NR7R8 or â€”C(=X)R10, R6 is hydrogen, halogen, cyano, (C1-C4)-alkyl, (C1-C4)-alkylthio or â€”NR11R12, R7 and R8 are identical or different and are hydrogen or (C1-C4)-alkyl, or R7 and R8 together with the nitrogen to which they are attached form a saturated 5- or 6-membered carbocyclic ring, R10 is hydrogen or (C1-C4)-alkyl, where the latter may be unsubstituted or substituted by one or more halogen atoms, and R11 and R12 are identical or different and are hydrogen, (C1-C4)-alkyl or (C1-C4)-alkoxycarbonyl, where R11 and R12 together with the nitrogen to which they are attached may form a 3-, 5- or 6-membered carbocyclic or aromatic ring in which one carbon atom may optionally be replaced by an oxygen atom, Bc) herbicides which are selective in rice, mainly against cyperaceae, comprising Bd) herbicides which are selective in rice, mainly against grasses and dicotyledonous harmful plants and also against harmful cyperaceae plants, comprising â€ƒin which a) R1 is ethoxy, propoxy or isopropoxy and R2 is halogen, NO2, CF3, CN, (C1-C4)-alkyl, (C1-C4)-alkoxy, (C1-C4)-alkylthio or ((C1-C4)-alkoxy)carbonyl and n is 0, 1, 2 or 3 or b) R1 is saturated or unsaturated (C1-C8)-alkoxy, which is substituted by halogen, saturated or unsaturated (C1-C6)-alkoxy, a radical of the formula ((C1-C6)-alkyl)-Sâ€”, ((C1-C6)-alkyl)-SOâ€”, ((C1-C6)-alkyl)-SO2â€”, ((C1-C6)-alkyl)-Oâ€”COâ€”, NO2, CN or phenyl; furthermore (C2-C8)-alkenyloxy or -alkynyloxy and R2 is saturated or unsaturated (C1-C8)-alkyl, phenyl, phenoxy, (C1-C4)-alkoxy, (C1-C4)-alkylthio, ((C1-C4)-alkoxy)carbonyl, where all of the abovementioned radicals R2 may be substituted by halogen, (C1-C4)-alkoxy or (C1C4)-alkylthio, or halogen, NO2, (C1-C4)-alkylsulfonyl or -sulfinyl and n is 0, 1, 2 or 3 or c) R1 is (C1-C8)-alkoxy and R2 is (C2-C8)-alkenyl or -alkynyl, phenyl, phenoxy, where the radicals mentioned above for R2 are unsubstituted or substituted by halogen, (C1-C4)-alkoxy or (C1-C4)-alkylthio, or (C1-C4)-alkylsulfonyl or -sulfinyl and n is 1, 2 or 3 or d) R1 is, in each case in the 2-position on the phenyl radical, halogen, methoxy, ethyl or propyl, R2 is ((C1-C4)-alkoxy)carbonyl in the 6-position on the phenyl radical and n =1 and in all cases a) to d) R3 is hydrogen, saturated or unsaturated (C1-C8)-alkyl or (C1-C4)-alkoxy, R4, R5 independently of one another are hydrogen, halogen, (C1-C4)-alkyl, (C1-C4)-alkoxy, (C1-C4)-alkylthio, where the three last-mentioned radicals are unsubstituted or substituted by halogen, (C1-C4)-alkoxy or (C1-C4)-alkylthio, Y is O or S and E is CH or N, with the proviso that i) compositions comprising Aâ€²) at least one compound from the group of the substituted phenylsulfonylureas of the formula Iâ€² and their agriculturally accepted salts â€ƒin which R1 is (Cl-C8)-alkyl, (C3C4)-alkenyl, (C3-C4)-alkynyl or (C1-C4)-alkyl, which is mono- to tetrasubstituted by radicals from group consisting of halogen and (C1-C2)-alkoxy, in combination with Bâ€²) fenoxaprop, pendimethalin, nicosulfuron, mecoprop, MCPA, 2,4-D, dicamba, acifluorfen, azoles of the formula III â€ƒin which R1 is (C1-C4)-alkyl, R2 is (C1-C4)-alkyl, (C1-C4)-alkylthio or (C1-C4)-alkoxy, each radical of which may be substituted by one or more halogen atoms, or R1 and R2 together form the group (CH2)m where m=3 or 4, R3 is hydrogen or halogen, R4 is hydrogen or (C1-C4)-alkyl, R5 is hydrogen, nitro, cyano or one of the groups â€”COOR7, â€”C(=X)NR7R8 or â€”C(=X)R10, R6 is hydrogen, halogen, cyano, (C1-C4)-alkyl, (C1-C4)-alkylthio or â€”NR11R12, R7 and R8 are identical or different and are hydrogen or (C1-C4)-alkyl, or R7 and R8 together with the nitrogen to which they are attached form a saturated 5- or 6-membered carbocyclic ring, R10 is hydrogen or (C1-C4)-alkyl, where the latter may be unsubstituted or substituted by one or more halogen atoms, and R11 R12 are identical or different and are hydrogen, (C1-C4)-alkyl or (C1-C4)-alkoxycarbonyl, where R11 and R12 together with the nitrogen to which they are attached may form a 3-, 5- or 6-membered carbocyclic or aromatic ring in which one carbon atom may optionally be replaced by an oxygen atom, bentazon, metsulfuron, ioxynil,acetochlor, metolachlor, or KIH-2023, as the only herbicidally active compounds are excluded.