Abstract:
The invention relates to a method of controlling harmful plants in rice crops, which comprises applying one or more compounds of the formula (I) or salts thereof whereR.sup.1 is an acyl radical from the group CO--R.sup.2, CS--R.sup.2, CO--OR.sup.3, CS--OR.sup.3, CO--SR.sup.4, CS--SR.sup.4, CO--NR.sup.5 R.sup.6 and CS--NR.sup.5 R.sup.6, and R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 and also X, Y and Z are as defined in the formula (I) of claim 1,to the area under cultivation, which contains the harmful plants and rice plants or their seeds, in an effective amount of from 0.0001 to 0.5 kg of a.i./ha.The compounds (I) are known per se. The invention also provides novel salts of the compounds (I).
Abstract:
The invention relates to novel .alpha.-fluoroacrylic acid derivatives, to active compound/antidote combinations which comprise .alpha.-fluoroacrylic acid derivatives and are outstandingly suitable for use in crops of useful plants, to their use and to methods for protecting crop plants.
Abstract:
Compounds of the formula (I) and their salts as defined in claim 1, ##STR1## in which R.sup.1 is CO--Q--R.sup.8, where R.sup.8 =H or RR.sup.2 and R.sup.3 are H or (C.sub.1 -C.sub.4)alkyl,R.sup.4 is H, R, RO, OH, RCO, RSO.sub.2, PhSO.sub.2R.sup.5 is RSO.sub.2, PhSO.sub.2, PhCO, RNHSO.sub.2, R.sub.2 NSO.sub.2, RCO, CHO, COCOR', CW--T--R.sup.9, CW--NR.sup.10 R.sup.11, CW--N(R.sup.12).sub.2 orR.sup.4 and R.sup.5 together are the chain (CH.sub.2).sub.m B or --B.sup.1 --(CH.sub.2).sub.m1 B-- where B=SO.sub.2, CO; m=3, 4; m.sup.1 =2, 3;T and W=O, S; Q=O, S, NR.sup.13 where R.sup.13 =H, R;R.sup.6 =H, R, RO, RCO, ROCO, Hal, NO.sub.2, CN;R.sup.7 =H, CH.sub.3 ; R.sup.9 =R; R.sup.10, R.sup.11 =H, R; N(R.sup.12).sub.2 =heterocycleA=pyrimidinyl and triazinyl radical or an analog thereof,where R=(substituted) aliphatic hydrocarbon radical, are suitable as selective herbicides. They are prepared by analogous processes via sulfonamides, some of which are new, of the formula (II).
Abstract:
Substituted aminomethylphenylsulfonylureas, their preparation, and their use as herbicides and plant growth regulatorsCompounds of the formula (I) and salts thereof ##STR1## where R.sup.1 to R.sup.7 and A are as defined in claim 1 and, inter alia, F.sup.5 is an acyl radical or NR.sup.4 R.sup.5 together are a heterocyclic radical, are useful as herbicides and plant growth regulators. They can be prepared by the methods of known processes, using novel intermediates of the formula (II), (IV), (VI) or (VII) (cf. claim 5).
Abstract translation:取代的氨基甲基苯基磺酰脲,其制备方法及其作为除草剂和植物生长调节剂的用途式(I)化合物及其盐,其中R 1至R 7和A如权利要求1中所定义,尤其是F5是酰基或NR 4 R 5一起 是杂环基,可用作除草剂和植物生长调节剂。 它们可以通过已知方法的方法制备,使用式(II),(IV),(VI)或(VII)的新型中间体(参见权利要求5)。
Abstract:
Sulfur-substituted phenylsulfonylureas; processes for their preparation and their use as herbicides and plant growth regulators Compounds of the formula (I) and salts thereof ##STR1## in which R*, R.sup.1, R.sup.2, R.sup.3, X, Y, Z, W, n and m are defined as in claim 1, and specifically R* is a formyl equivalent of the formula CHO, --CH.dbd.NR or CH(X.sup.1 R')(X.sup.2 R"), are suitable as herbicides and plant growth regulators. They are prepared analogously to known methods, in some cases using novel intermediate products of the formula (XVII) ##STR2## in which U*.dbd.NH.sub.2, Cl or (substituted) amino.
Abstract:
The invention relates to herbicidal compositions containing at least one compound from the group comprising imazaquin (A1), imazethapyr (A2) and imazethamethapyr (A3, AC 263222) in combination with at least one herbicide selected from the series comprising dicamba (B1), 2,4-D (B2), bromoxynil (B3), pyridate, the cyclohexanedione group and the pyridylsulfonylurea group.
Abstract:
Combinations of active substances of the formula (I) ##STR1## where R.sup.1 is halogen, lower alkoxy, alkyl or haloalkyl, NO.sub.2, CN, (S(O).sub.n R.sup.10 [sic],R.sup.2 and R.sup.3 are H, halogen, lower alkyl, alkoxy, haloalkoxy or haloalkyl, CN, NO.sub.2, S(O).sub.m R.sup.11, NR.sup.11 R.sup.13, NR.sup.14 --COR.sup.15, CO--R.sup.16,R.sup.4 and R.sup.6 -R.sup.9 are H or lower alkyl,R.sup.5 is H, lower alkyl or alkyl--O--CO--,R.sup.10 is lower alkyl, haloalkyl or alkoxy,R.sup.11 is lower alkyl or haloalkyl or phenyl, benzyl or NR.sup.17 R.sup.18,R.sup.12 and R.sup.13 are H or lower alkyl,R.sup.14 is H or lower alkyl,R.sup.15 is lower alkyl,R.sup.16 is H, lower alkyl, haloalkyl or alkoxy,R.sup.17 and R.sup.18 are H or lower alkyl,n and m in each case are 0 to 2, with herbicides from the group comprising fenoxaprop-ethyl, fenoxaprop-P-ethyl, quinchlorac, molinate, thiobencarb, butachlor, pretilachlor, mefenacet, esprocarb, dimepiperate, HW-52; cinmethylin, anilophos, benfuresate, triazofenamide,. benzofenap, pyrazoxyfen and TFH-450, have advantages on application, for example a synergistic increase in action, in particular in the case of important weeds in cereals, maize and rice.
Abstract:
Herbicidal sulfonylureas of the formula I, ##STR1## in which X is --O--, --O--NR.sup.2 -- or --SO.sub.2 --NR.sup.2 --, Y is --N-- or CH,R.sup.1 is (substituted) alkyl, (substituted) alkenyl or (substituted) alkynyl, or else, where X=O, (substituted) phenyl,R.sup.2 is H, alkyl, alkenyl, alkynyl or cycloalkyl,R.sup.3, R.sup.4 are H, (substituted) alkyl or (substituted) alkoxy, halogen, alkylthio, alkylamino or dialkylamino andR.sup.5, R.sup.6 are H or alkyl, and their salts with acids or bases,are prepared by reacting compounds of the formula II ##STR2## with compounds of the formula III ##STR3##
Abstract:
Compounds of the formula I or their salts ##STR1## in which R.sup.1 to R.sup.6, W, X, a and b are as defined in claim 1 and L is a heterocyclic or isocyclic aromatic radical having 5 to 6 ring atoms, which can be condensed with an aromatic or non-aromatic 5- or 6-membered ring, where the radical can be unsubstituted or substituted, and a, b and c independently of one another are 0 or 1, are suitable as herbicides, plant growth regulators and fungicides. They can be prepared by the processes defined herein, it being possible in some cases to use novel intermediates.
Abstract:
Compounds of the formula (I) or salts thereof ##STR1## in which R.sup.1 is (C.sub.1 -C.sub.4)alkyl, R.sup.2 is halogen, methoxy, ethyl or propyl, R.sup.3 is hydrogen or methyl, E is CH or N and R.sup.4 and R.sup.5 independently of one another are halogen, (C.sub.1 -C.sub.4)alkyl, (C.sub.1 -C.sub.4)alkoxy or (C.sub.1 -C.sub.4)alkylthio, the abovementioned alkyl-containing radicals being unsubstituted or substituted by one or more halogen atoms or one or two (C.sub.1 -C.sub.4)alkoxy or (C.sub.1 -C.sub.4)alkylthio groups, have an excellent herbicidal action against a large number of harmful plants and also growth-regulatory properties on plants.