Classifications

• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
  • C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
  • C07D261/04—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
• • A—HUMAN NECESSITIES
  • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
  • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
  • A01N43/80—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
  • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
  • C07B2200/13—Crystalline forms, e.g. polymorphs

Definitions

• the present invention relates to the crystal forms of 2-[(2,4-dichlorophenyl)mefhyl]-4,4-dimefhyl- isoxazolidin-3-one, a method for preparing these crystal forms, use thereof in agrochemical formulations and also particular compositions, mixtures or agrochemical formulations comprising these crystal forms.
• 2-[(2,4-dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one of formula (I) and its herbicidal activity is known from US patent 4,405,357.
• Compound of formula (I) can be prepared by the methods described in US patent 4,405,357.
• the crystal form of 2-[(2,4-dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one which is present after preparation without any further crystallization/recrystallization steps has been characterized for the first time and is referred to hereinafter as crystal form A or modification A.
• Crystal form A is characterized in that the X-ray powder diffractogram using Cu Ka radiation at 25°C has at least 3, preferably at least 4, more preferably at least 6, particularly preferably all of the most intensive 2 ⁇ (2 theta) signals specified in table 2.
• Modification A of 2-[(2,4-dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one is particularly preferably characterized in that the X-ray powder diffractogram using Cu Ka radiation at 25°C corresponds essentially to the spectrum shown in Figure 1.
• Crystal forms A is further characterized by Raman spectra. All Raman spectroscopy data given in the present text refer to the following measurement parameters, in which the position of the band maxima of the wave number are in each case stated in cm "1 :
• Crystal form A is preferably characterized in that the Raman spectrum thereof has at least the following bands (table 4):
• the present invention relates to a herbicidal composition, characterized in that said composition comprises compound of formula (I), and one or more further substances selected from groups (i) and/or (ii):
• one or more further agrochemically active substances preferably selected from the group consisting of herbicides, insecticides, acaricides, nematicides, fungicides, safeners, fertilizers and/or further growth regulators,
• Composition comprising modification A of 2-[(2,4-dichlorophenyl)methyl]-4,4-dimefhyl-isoxazolidin- 3-one in a total amount of at least 5% by weight, based on the total amount of 2-[(2,4- dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one present in the composition.
• composition comprising modification A of 2-[(2,4-dichlorophenyl)methyl]-4,4-dimethyl- isoxazolidin-3-one in a total amount of at least 50% by weight, based on the total amount of 2-[(2,4- dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one present in the composition.
• composition comprising modification A of 2-[(2,4-dichlorophenyl)methyl]-4,4- dimethyl-isoxazolidin-3-one in a total amount of at least 80% by weight, based on the total amount of 2-[(2,4-dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one present in the composition.
• composition comprising modification A of 2-[(2,4-dichlorophenyl)methyl]-4,4- dimethyl-isoxazolidin-3-one in a total amount of at least 95% by weight, based on the total amount of 2-[(2,4-dichlorophenyl)methyl]-4,4-dimethyl-isoxazolidin-3-one present in the composition.
• Compound of formula (I) and/or salts thereof can be formulated in various ways according to which biological and/or physicochemical parameters are required.
• Possible formulations include, for example: wettable powders (WP), water-soluble powders (SP), water-soluble concentrates, emulsifiable concentrates (EC), emulsions (EW), such as oil-in-water and water-in-oil emulsions, sprayable solutions, suspension concentrates (SC), oil- or water-based dispersions, oil-miscible solutions, capsule suspensions (CS), dusting products (DP), seed-dressing products, granules for broadcasting and soil application, granules (GR) in the form of microgranules, sprayable granules, coated granules and adsorption granules, water-dispersible granules (WG), water-soluble granules (SG), ULV formulations, microcapsules and waxes.
• WP
• Wettable powders are preparations which can be dispersed uniformly in water and, as well as the active compound, apart from a diluent or inert substance, also comprise surfactants of the ionic and/or nonionic type (wetting agents, dispersants), for example polyoxyethylated alkylphenols, polyoxyethylated fatty alcohols, polyoxyethylated fatty amines, fatty alcohol polyglycol ether sulphates, alkanesulphonates, alkylbenzenesulphonates, sodium lignosulphonate, sodium 2,2'-dinaphthylmethane-6,6'-disulphonate, sodium dibutylnaphthalenesulphonate or else sodium oleoylmethyltaurinate.
• the herbicidally active compounds are ground finely, for example in customary apparatus such as hammer mills, blower mills and air -jet mills, and simultaneously or subsequently
• Emulsifiable concentrates are produced by dissolving the active compound in an organic solvent, for example butanol, cyclohexanone, dimethylformamide, xylene or else relatively high-boiling aromatics or hydrocarbons or mixtures of the organic solvents, with addition of one or more surfactants of the ionic and/or nonionic type (emulsifiers).
• organic solvent for example butanol, cyclohexanone, dimethylformamide, xylene or else relatively high-boiling aromatics or hydrocarbons or mixtures of the organic solvents.
• the emulsifiers used may, for example, be: alkylarylsulphonic calcium salts, such as calcium dodecylbenzenesulphonate, or nonionic emulsifiers such as fatty acid polyglycol esters, alkylaryl polyglycol ethers, fatty alcohol polyglycol ethers, propylene oxide-ethylene oxide condensation products, alkyl polyethers, sorbitan esters, such as, for example, sorbitan fatty acid esters, or polyoxyethylene sorbitan esters, such as, for example, polyoxyethylene sorbitan fatty acid esters.
• alkylarylsulphonic calcium salts such as calcium dodecylbenzenesulphonate
• nonionic emulsifiers such as fatty acid polyglycol esters, alkylaryl polyglycol ethers, fatty alcohol polyglycol ethers, propylene oxide-ethylene oxide condensation products, alkyl polyethers, sorbitan esters,
• Dusting products are obtained by grinding the active compound with finely distributed solid substances, for example talc, natural clays, such as kaolin, bentonite and pyrophyllite, or diatomaceous earth.
• Suspension concentrates may be water- or oil-based. They can be produced, for example, by wet grinding by means of commercial bead mills with optional addition of surfactants as already listed above, for example, for the other formulation types.
• Emulsions e.g. oil-in-water emulsions (EW)
• EW oil-in-water emulsions
• Granules can be produced either by spraying the active compound onto adsorptive granulated inert material or by applying active compound concentrates by means of adhesives, for example polyvinyl alcohol, sodium polyacrylate or mineral oils, to the surface of carrier substances, such as sand, kaolinites or of granulated inert material.
• Suitable active compounds can also be granulated in the manner customary for the production of fertilizer granules - if desired as a mixture with fertilizers.
• Water-dispersible granules are produced generally by the customary processes such as spray-drying, fluidized bed granulation, pan granulation, mixing with high-speed mixers and extrusion without solid inert material.
• pan granules For the production of pan granules, fluidized bed granules, extruder granules and spray granules, see, for example, processes in "Spray-Drying Handbook” 3rd ed. 1979, G. Goodwin Ltd., London; J.E. Browning, "Agglomeration”, Chemical and Engineering 1967, pages 147 ff.; "Perry's Chemical Engineer's Handbook", 5th Ed., McGraw-Hill, New York 1973, pp. 8-57.
• the agrochemical formulations comprise generally from 0.1 to 99% by weight, in particular from 0.1 to 95% by weight, of active compound of the formula (I) and/or salts thereof.
• the active compound concentration is, for example, about 10 to 90% by weight; the remainder to 100% by weight consists of the customary formulation constituents.
• the active compound concentration can be from about 1 to 90, preferably from 5 to 80, % by weight.
• Dust-type formulations contain from 1 to 30% by weight of active compound, preferably usually from 5 to 20% by weight of active compound; sprayable solutions contain from about 0.05 to 80% by weight, preferably from 2 to 50% by weight of active compound.
• the active compound content depends partly on whether the active compound is present in liquid or solid form and on which granulation assistants, fillers, etc., are used.
• the content of active compound is, for example, between 1 and 95% by weight, preferably between 10 and 80% by weight.
• the active compound formulations mentioned optionally comprise the respective customary tackifiers, wetting agents, dispersants, emulsifiers, penetrants, preservatives, antifreeze agents and solvents, fillers, carriers and dyes, defoamers, evaporation inhibitors and agents which influence the pH and the viscosity.
• formulation auxiliaries are described, inter alia, in "Chemistry and Technology of Agrochemical Formulations", ed. D. A. Knowles, Kluwer Academic Publishers (1998).
• Compound of formula (I) and/or salts thereof can be employed as such or in the form of their preparations (formulations) combined with other pesticidally active compounds, such as, for example, insecticides, acaricides, nematicides, herbicides, fungicides, safeners, fertilizers and/or growth regulators, for example as finished formulation or as tank mixes.
• pesticidally active compounds such as, for example, insecticides, acaricides, nematicides, herbicides, fungicides, safeners, fertilizers and/or growth regulators, for example as finished formulation or as tank mixes.
• the combination formulations can be prepared on the basis of the abovementioned formulations, while taking account of the physical properties and stabilities of the active compounds to be combined.
• the weight ratios of herbicide (mixture) to safener depend generally on the herbicide application rate and the efficacy of the safener in question and may vary within wide limits, for example in the range from 200: 1 to 1 :200, preferably 100: 1 to 1: 100, in particular 20: 1 to 1:20.
• the safeners can be formulated with further herbicides/pesticides and be provided and em- ployed as a finished formulation or tankmix with the herbicides.
• the herbicide or herbicide/safener formulations present in commercial form are, if appropriate, diluted in a customary manner, for example in the case of wettable powders, emulsifiable concentrates, dispersions and water-dispersible granules with water.
• Preparations in the form of dusts, granules for soil application or granules for broadcasting and sprayable solutions are usually not diluted further with other inert substances prior to application.
• the application rate of the compounds of the formula (I) or salts thereof can vary within wide limits.
• the range of from 0.001 to 10.0 kg ha of active substance is suitable, preferably compound of formula (I) and/or salts thereof are applied in the range of from 0.005 to 5 kg ha, in particular in the range of from 0.01 to 1 kg ha. This applies both to the pre-emergence and the post-emergence application.
• the application rate of compound of formula (I) and/or salts thereof is, for example, in the range of from 0.001 to 2 kg ha or more of active substance, preferably in the range of from 0.005 to 1 kg ha, in particular in the range of from 10 to 500 g ha of active substance. This applies both to application by the pre-emergence method and the post-emergence method, the post-emergence treatment generally being preferred.
• the application as culm stabilizer may take place at various stages of the growth of the plants. Preferred is, for example, the application after the tillering phase, at the beginning of the longitudinal growth.
• application as plant growth regulator is also possible by treating the seed, which in- eludes various techniques for dressing and coating seed.
• the application rate depends on the particular techniques and can be determined in preliminary tests.
• compositions which can be used in combination with the active compounds according to the invention in mixed formulations or in tank mix are, for example, known active compounds as they are described in, for example, Weed Research 26, 441-445 (1986), or "The Pesticide Manual", 16th edition, The British Crop Protection Council and the Royal Soc.
• active compounds which may be mentioned as herbicides or plant growth regulators which are known from the literature and which can be combined with the compounds according to the invention are the following (compounds are either described by "common name” in accordance with the International Organization for Standardization (ISO) or by chemical name or by a customary code number), and always comprise all applicable forms such as acids, salts, ester, or modifications such as iso- mers, like stereoisomers and optical isomers. As an example at least one applicable form and/or modifications can be mentioned.
• herbicides are:
• O-ethyl isopropylphosphorami- dothioate halauxifen, halauxifen-methyl ,halosafen, halosulfuron, halosulfuron-methyl, haloxyfop, ha- loxyfop-P, haloxyfop-ethoxyethyl, haloxyfop-P-ethoxyethyl, haloxyfop-methyl, haloxyfop-P-methyl, hexazinone, HW-02, i.e.
• plant growth regulators are:
• the safeners are preferably selected from the group consisting of: si) compounds of the formula (S I)
• n A is a natural number from 0 to 5, preferably from 0 to 3;
• R A 1 is halogen, (G-C -alkyl, (G-C -alkoxy, nitro or (G-C -haloalkyl;
• W A is an unsubstituted or substituted divalent heterocyclic radical from the group consisting of partially unsaturated or aromatic five-membered heterocycles having 1 to 3 hetero ring atoms from the group consisting of N and O, where at least one nitrogen atom and at most one oxygen atom is present in the ring, preferably a radical from the group consisting of (W A 1 ) to (W A 4 ),
• R A 2 is OR A 3 , SR A 3 or NR A 3 R A 4 or a saturated or unsaturated 3- to 7-membered heterocycle having at least one nitrogen atom and up to 3 heteroatoms, preferably from the group consisting of O and S, which is attached via the nitrogen atom to the carbonyl group in (S I) and which is unsubstituted or substituted by radicals from the group consisting of (G-C -alkyl, (G-C -alkoxy and optionally substituted phenyl, preferably a radical of the formula OR A 3 , NHR A 4 or N(C13 ⁇ 4)2, in particular of the formula OR A 3 ;
• R A 3 is hydrogen or an unsubstituted or substituted aliphatic hydrocarbon radical having preferably a total of 1 to 18 C-atoms;
• R A 4 is hydrogen, (Ci-Ce)-alkyl, (Ci-Ce)-alkoxy or substituted or unsubstituted phenyl;
• R A 5 is H, (Ci-C 8 )-alkyl, (G-C 8 )-haloalkyl, (Ci-C 4 )-alkoxy-(Ci-C 8 )-alkyl, cyano or COOR A 9 where R A 9 is hydrogen, (G-C 8 )-alkyl, (Ci-C 8 )-haloalkyl, (Ci-C 4 )-alkoxy-(Ci-C 4 )-alkyl, (G-C 6 )- hydroxyalkyl, (C3-Ci2)-cycloalkyl or tri-(Ci-C4)-alkylsilyl; R A 6 , R A 7 , R A 8 are identical or different and are hydrogen, (Ci-Cs)-alkyl, (Ci-C8)-haloalkyl, (C3-C12)- cycloalkyl or substituted or unsubstituted phenyl; preferably: a) compounds of
• RB 1 is halogen, (Ci-C -alkyl, (Ci-C -alkoxy, nitro or (Ci-C -haloalkyl; ne is a natural number from 0 to 5, preferably from 0 to 3;
• RB 2 is ORB 3 , SRB 3 or NR B 3 R B 4 or a saturated or unsaturated 3- to 7-membered heterocycle having at least one nitrogen atom and up to 3 het- eroatoms, preferably from the group consisting of O and S, which is attached via the nitrogen atom to the carbonyl group in (S2) and which is unsubstituted or substituted by radicals from the group consisting of (Ci-C -alkyl, (Ci-C -alkoxy and optionally substituted phenyl, preferably a radical of the formula ORB 3 , NHRB 4 or N(C13 ⁇ 4)2, in particular of the formula ORB 3 ;
• RB 3 is hydrogen or an unsubstituted or substituted aliphatic hydrocarbon radical having preferably a total of 1 to 18 carbon atoms;
• RB 4 is hydrogen, (Ci-Ce)-alkyl, (Ci-Ce)-alkoxy or substituted or unsubstituted phenyl;
• TB is a (Ci- or C 2 )-alkanediyl chain which is unsubstituted or substituted by one or two (C 1 -C4)- alkyl radicals or by [(Ci-C3)-alkoxy]carbonyl; preferably: a) compounds of the type of the 8 -quinolinoxy acetic acid (S2 ), preferably 1-methylhexyl (5-chloro-8-quinolinoxy)acetate (common name "cloquintocet-mexyl" (S2- 1),
• Rc 1 is (Ci-C 4 )-alkyl, (Ci-C 4 )-haloalkyl, (C 2 -C 4 )-alkenyl, (C 2 -C 4 )-haloalkenyl, (C 3 -C 7 )-cycloalkyl, preferably dichloromethyl;
• Rc 2 , Rc 3 are identical or different and are hydrogen, (Ci-C 4 )-alkyl, (C 2 -C 4 )-alkenyl, (C 2 -C 4 )-alkynyl, (Ci- C )-haloalkyl, (C 2 -C )-haloalkenyl, (Ci-C )-alkylcarbamoyl-(Ci-C )-alkyl, (C2-C4)- alkenylcarbamoyl-(Ci-C 4 )-alkyl, (Ci-C 4 )-alkoxy-(Ci-C 4 )-alkyl, dioxolanyl-(Ci-C 4 )-alkyl, thia- zolyl, furyl, furylalkyl, thienyl, piperidyl, substituted or unsubstituted phenyl, or Rc 2 and Rc 3 together form a substituted
• R-29148 (3-dichloroacetyl-2,2,5-trimethyl-l,3-oxazolidine) from Stauffer (S3-2)
• R-28725" (3-dichloroacetyl-2,2-dimethyl-l,3-oxazolidine) from Stauffer (S3-3)
• benoxacor (4-dichloroacetyl-3,4-dihydro-3-methyl-2H- 1,4-benzoxazine) (S3-4),
• PPG-1292 N-allyl-N-[(l,3-dioxolan-2-yl)methyl]dichloroacetamide
• a D is S0 2 -NR D 3 -CO or CO-NR D 3 -S0 2 ;
• X D is CH or N;
• RD 1 is CO-NR D 5 RD 6 or NHCO-RD 7 ;
• RD 2 is halogen, (Ci-C4)-haloalkyl, (Ci-C4)-haloalkoxy, nitro, (Ci-C4)-alkyl, (Ci-C4)-alkoxy, (C 1 -C4)- alkylsulphonyl, (Ci-C4)-alkoxycarbonyl or (Ci-C4)-alkylcarbonyl;
• RD 3 is hydrogen, (Ci-C4)-alkyl, (C 2 -C4)-alkenyl or (C 2 -C4)-alkynyl;
• RD 4 is halogen, nitro, (Ci-C4)-alkyl, (Ci-C4)-haloalkyl, (Ci-C4)-haloalkoxy, (C3-C6)-cycloalkyl, phenyl, (Ci-C4)-alkoxy, cyano, (Ci-C4)-alkylthio, (Ci-C4)-alkylsulphinyl, (Ci-C4)-alkylsulphonyl, (Ci-C4)-alkoxycarbonyl or (Ci-C4)-alkylcarbonyl;
• RD 5 is hydrogen, (G-C 6 )-alkyl, (C 3 -C 6 )-cycloalkyl, (C 2 -C 6 )-alkenyl, (C 2 -C 6 )-alkynyl, (C 5 -C 6 )- cycloalkenyl, phenyl or 3- to 6-membered heterocyclyl which contains VD heteroatoms from the group consisting of nitrogen, oxygen and sulphur, where the seven last-mentioned radicals are substituted by VD substituents from the group consisting of halogen, (Ci-Ce)-alkoxy, (Ci-Ce)- haloalkoxy, (Ci-C 2 )-alkylsulphinyl, (Ci-C 2 )-alkylsulphonyl, (C3-C6)-cycloalkyl, (C 1 -C4)- alkoxycarbonyl, (Ci-C4)-alkylcarbonyl
• RD 6 is hydrogen, (Ci-Ce)-alkyl, (C 2 -Ce)-alkenyl or (C 2 -Ce)-alkynyl, where the three last-mentioned radicals are substituted by VD radicals from the group consisting of halogen, hydroxy, (C 1 -C4)- alkyl, (Ci-C4)-alkoxy and (Ci-C4)-alkylthio, or
• RD 5 and RD 6 together with the nitrogen atom carrying them form a pyrrolidinyl or piperidinyl radical;
• RD 7 is hydrogen, (Ci-C -alkylamino, di-(Ci-C4)-alkylamino, (Ci-Ce)-alkyl, (C3-C6)-cycloalkyl, where the 2 last-mentioned radicals are substituted by VD substituents from the group consisting of halogen, (Ci-C4)-alkoxy, halo-(Ci-C6)-alkoxy and (Ci-C4)-alkylthio and, in the case of cyclic radicals, also (Ci-C4)-alkyl and (Ci-C4)-haloalkyl; no is 0, 1 or 2; mo is 1 or 2;
• VD is 0, 1, 2 or 3; from among these, preference is given to compounds of the type of the N-acylsulphonamides, for example of the formula (S4 ) below, which are known, for example, from WO-A- 97/45016
• RD 7 is (Ci-C6)-alkyl, (C3-C6)-cycloalkyl, where the 2 last-mentioned radicals are substituted by VD substituents from the group consisting of halogen, (Ci-C4)-alkoxy, halo-(Ci-C6)-alkoxy and (Ci- C4)-alkylthio and, in the case of cyclic radicals, also (Ci-C4)-alkyl and (Ci-C4)-haloalkyl;
• RD 4 is halogen, (Ci-C 4 )-alkyl, (Ci-C 4 )-alkoxy, CF 3; mo is 1 or 2;
• VD is 0, 1, 2 or 3; and also acylsulphamoylbenzamides, for example of the formula (S4 b ) below, which are known, for example, from WO-A-99/16744,
• RD 8 and RD 9 independently of one another are hydrogen, (Ci-Cs alkyl, (C3-Cs)-cycloalkyl, (C3-C6)- alkenyl, (C3-C6)-alkynyl,
• RD 4 is halogen, (G-C 4 )-alkyl, (Ci-C 4 )-alkoxy, CF 3 , mo is 1 or 2; for example
• RD 4 is halogen, (Ci-C 4 )-alkyl, (Ci-C 4 )-alkoxy, CF 3 ; mo is 1 or 2;
• RD 5 is hydrogen, (Ci-C 6 )-alkyl, (C 3 -C 6 )-cycloalkyl, (C2-C 6 )-alkenyl, (C2-C 6 )-alkynyl, (C 5 -C 6 )- cycloalkenyl.
• Active compounds from the class of the hydroxyaromatics and aromatic- aliphatic carboxylic acid derivatives (S5) for example ethyl 3,4,5-triacetoxybenzoate, 3,5-dimethoxy-4-hydroxybenzoic acid, 3,5-dihydroxybenzoic acid, 4-hydroxysalicylic acid, 4-fluorosalicyclic acid, 2 -hydroxy cinnamic acid, 2,4- dichlorocinnamic acid, as described in WO-A-2004/084631, WO-A-2005/015994, WO-A- 2005/016001.
• Active compounds from the class of the l,2-dihydroquinoxalin-2-ones for example l-methyl-3-(2-thienyl)-l,2-dihydroquinoxalin-2-one, l-methyl-3-(2-thienyl)-l,2- dihydroquinoxaline-2-thione, l-(2-aminoethyl)-3-(2-thienyl)-l,2-dihydroquinoxalin-2-one hydrochloride, l-(2-methylsulphonylaminoethyl)-3-(2-thienyl)-l,2-dihydroquinoxalin-2-one, as described in WO-A-2005/112630.
• RE 1 , RE 2 independently of one another are halogen, (Ci-C -alkyl, (Ci-C -alkoxy, (C 1 -C 4 )- haloalkyl, (Ci-C 4 )-alkylamino, di-(Ci-C 4 )-alkylamino, nitro; is COORE 3 or COSRE 4
• RE 3 , RE 4 independently of one another are hydrogen, (Ci-C 4 )-alkyl, (C 2 -Ce)-alkenyl, (C 2 -C 4 )- alkynyl, cyanoalkyl, (Ci-C 4 )-haloalkyl, phenyl, nitrophenyl, benzyl, halobenzyl, pyridi- nylalkyl or alkylammonium, nE is 0 or 1; ⁇ 2 , ⁇ 3 independently of one another are 0, 1 or 2, preferably:
• RF 1 is halogen, (Ci-C -alkyl, (Ci-C -haloalkyl, (Ci-C -alkoxy, (Ci-C -haloalkoxy, nitro, (C 1 -C4)- alkylthio, (Ci-C4)-alkylsulphonyl, (Ci-C4)-alkoxycarbonyl, optionally substituted phenyl, optionally substituted phenoxy,
• RF 2 is hydrogen or (Ci-C 4 )-alkyl
• RF 3 is hydrogen, (Ci-Cs)-alkyl, (C 2 -C 4 )-alkenyl, (C 2 -C 4 )-alkynyl or aryl, where each of the carbon- containing radicals mentioned above is unsubstituted or substituted by one or more, preferably by up to three, identical or different radicals from the group consisting of halogen and alkoxy; or salts thereof, preferably compounds in which X F is CH, nF is an integer from 0 to 2,
• RF 1 is halogen, (Ci-C4)-alkyl, (Ci-C4)-haloalkyl, (Ci-C4)-alkoxy, (Ci-C4)-haloalkoxy,
• RF 2 is hydrogen or (Ci-C 4 )-alkyl
• RF 3 is hydrogen, (Ci-Cs)-alkyl, (C 2 -C 4 )-alkenyl, (C 2 -C 4 )-alkynyl or aryl, where each of the carbon- containing radicals mentioned above is unsubstituted or substituted by one or more, preferably by up to three, identical or different radicals from the group consisting of halogen and alkoxy; or salts thereof,
• Active compounds from the class of the 3-(5-tetrazolylcarbonyl)-2-quinolones for example l,2-dihydro-4-hydroxy-l-ethyl-3-(5-tetrazolylcarbonyl)-2-quinolone (CAS Reg. No.: 219479- 18-2), l,2-dihydro-4-hydroxy-l-methyl-3-(5-tetrazolylcarbonyl)-2-quinolone (CAS Reg. No.: 95855-00-8), as described in WO-A-1999/000020.
• R G 1 is halogen, (Ci-C -alkyl, methoxy, nitro, cyano, CF 3 , OCF 3 YG, G independently of one another are O or S, no is an integer from 0 to 4,
• R G 2 is (Ci-Ci6)-alkyl, (C 2 -Ce)-alkenyl, (C 3 -Ce)-cycloalkyl, aryl; benzyl, halobenzyl, R G 3 is hydrogen or (Ci-C6)-alkyl.
• S l l Active compounds of the type of the oxyimino compounds (S l l), which are known as seed dressings, such as, for example, “oxabetrinil” ((Z)-l,3-dioxolan-2-ylmethoxyimino- (phenyl)acetonitrile) (S I 1-1), which is known as seed dressing safener for millet against metolachlor damage,
• Active compounds from the class of the isothiochromanones such as, for example, methyl [(3-oxo- lH-2-benzothiopyran-4(3H)-ylidene)methoxy] acetate (CAS Reg. No.: 205121-04-6) (S 12- 1) and related compounds from WO-A-1998/13361.
• naphthalic anhydrid (1,8-naphthalenedicarboxylic anhydride) (S 13-1), which is known as seed dressing safener for corn against thiocarbamate herbicide damage,
• flurazole (benzyl 2-chloro-4-trifluoromethyl-l,3-thiazole-5-carboxylate) (S I 3-3), which is known as seed dressing safener for millet against alachlor and metolachlor damage,
• MG 191 (CAS Reg. No.: 96420-72-3) (2-dichloromethyl-2-methyl-l,3-dioxolane) (S 13-5) from Nitrokemia, which is known as safener for corn,
• Active compounds which, besides a herbicidal effect against harmful plants, also have a safener effect on crop plants such as rice, such as, for example, "dimepiperate” or "MY-93" (S-l -methyl- 1 -phenylethyl piperidine-l-carbothioate), which is known as safener for rice against molinate herbicide damage,
• RH 1 is (Ci-C 6 )-haloalkyl
• RH 2 is hydrogen or halogen
• RH 3 , RH 4 independently of one another are hydrogen, (Ci-Ci6)-alkyl, (C 2 -Ci6)-alkenyl or
• each of the 3 last-mentioned radicals is unsubstituted or substituted by one or more radicals from the group consisting of halogen, hydroxy, cyano, (Ci-C -alkoxy, (Ci-C -haloalkoxy, (Ci-C 4 )-alkylthio, (Ci-C 4 )-alkylamino, di-[(Ci-C 4 )-alkyl]-amino, [(Ci-C 4 )-alkoxy] -carbonyl, [(Ci-C 4 )-haloalkoxy]-carbonyl, unsubstituted or substituted
• (C 3 -Ce)-cycloalkyl unsubstituted or substituted phenyl, and unsubstituted or substituted heterocyclyl; or (C 3 -Ce)-cycloalkyl, (C 4 -Ce)-cycloalkenyl, (C3-C6)- cycloalkyl which is at one site of the ring condensed with a 4 to 6-membered saturated or unsaturated carbocyclic ring , or (C4-C6)- cycloalkenyl which is at one site of the ring condensed with a 4 to 6-membered saturated or unsaturated carbocyclic ring, where each of the 4 last-mentioned radicals is unsubstituted or substituted by one or more radicals from the group consisting of halogen, hydroxy, cyano, (Ci-C4)-alkyl, (Ci-C 4 )-haloalkyl, (Ci-C 4 )-alkoxy
• RH 3 and RH 4 together with the directly bound N-atom are a 4 to 8-membered heterocyclic ring, which can contain further hetero ring atoms besides the N-atom, preferably up to two further hetero ring atoms from the group consisting of N, O and S, and which is unsubstituted or substituted by one or more radicals from the group consisting of halogen, cyano, nitro, (Ci-C4)-alkyl, (Ci-C 4 )-haloalkyl, (Ci-C 4 )-alkoxy, (Ci-C 4 )-haloalkoxy, and (Ci-C 4 )-alkylthio.

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• 2018
  • 2018-08-06 AU AU2018314741A patent/AU2018314741A1/en not_active Abandoned
  • 2018-08-06 BR BR112020002715-4A patent/BR112020002715A2/pt not_active IP Right Cessation
  • 2018-08-06 CN CN201880051527.3A patent/CN111051290A/zh active Pending
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  • 2018-08-06 EP EP18748926.5A patent/EP3665160A1/en not_active Withdrawn
• 2020
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