EP1504005A2 - Pyrazolopyrimidine-4-one substituee - Google Patents

Pyrazolopyrimidine-4-one substituee

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Publication number
EP1504005A2
EP1504005A2 EP03720510A EP03720510A EP1504005A2 EP 1504005 A2 EP1504005 A2 EP 1504005A2 EP 03720510 A EP03720510 A EP 03720510A EP 03720510 A EP03720510 A EP 03720510A EP 1504005 A2 EP1504005 A2 EP 1504005A2
Authority
EP
European Patent Office
Prior art keywords
chlorine
fluorine
methyl
cyano
substituted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP03720510A
Other languages
German (de)
English (en)
Inventor
Karl-Heinz Linker
Roland Andree
Dorothee Hoischen
Hans-Georg Schwarz
Mark Wilhelm Drewes
Peter Dahmen
Dieter Feucht
Rolf Pontzen
Peter Lösel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer CropScience AG
Original Assignee
Bayer CropScience AG
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Filing date
Publication date
Application filed by Bayer CropScience AG filed Critical Bayer CropScience AG
Publication of EP1504005A2 publication Critical patent/EP1504005A2/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • 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
    • A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system

Definitions

  • the invention relates to new substituted pyrazolo-pyrimidin-4-ones, to their preparation and their use as plant treatment agents, in particular as herbicides and as nematicides.
  • Certain substituted pyrazolo-pyrimidin-4-ones e.g. the compound 1,5-di-hydro-6-methyl-l- (2,4,6-trichlorophenyl) -4H-pyrazolo- [3,4-d] pyrimidin-4-one are already known ( see WO 94/13677, US 6,218,397). However, these compounds have gained no importance as plant treatment agents.
  • C 1 -C 4 alkoxy or C 1 -C 4 haloalkoxy substituted heterocyclyl having up to 10 carbon atoms, up to 5 nitrogen atoms and / or an oxygen or sulfur atom, and
  • R 2 represents hydrogen, represents optionally cyano-, halogen, Cj-C 4 -alkoxy or C 1 -C 4 -alkoxy-carbonyl-substituted alkyl, or -C ö each case optionally halogen-substituted C 2 -C 6 alkenyl or C -C 6 alkyl,
  • hydrocarbon chains such as alkyl or alkenyl - also in combination with heteroatoms, such as in alkoxy - are each straight-chain or branched.
  • Optionally substituted radicals can be mono- or polysubstituted; in the case of multiple substitution, the substituents can be the same or different.
  • R 1 preferably represents hydrogen, in each case optionally substituted by cyano, fluorine, chlorine, methoxy, ethoxy, n- or i-propoxy, d-Cs-alkyl or -Cs-alkoxycarbonyl, in each case optionally by fluorine, chlorine and / or bromine substituted C 2 -C 5 alkenyl or C -C 5 alkynyl, each substituted by cyano, fluorine, chlorine, methyl or ethyl
  • C 3 -C 6 -cycloalkyl or CrC ⁇ -cycloalkyl-CrCs-alkyl for each optionally by nitro, cyano, fluorine, chlorine, bromine, methyl, ethyl, n- or i-propyl, n-, i-, s- or t-butyl, difluoromethyl, dichloromethyl, trifluoromethyl, chlorodifluoromethyl, fluorodichloromethyl, methoxy, ethoxy, n- or i-propoxy, n-, i-, s- or t-butoxy, difluoromethoxy, trifluoromethoxy, chlorodifluoromethoxy,
  • Carbon atoms up to 4 nitrogen atoms and / or an oxygen or sulfur atom.
  • R preferably represents hydrogen, optionally by cyano, fluorine, chlorine, bromine, methoxy, ethoxy, n- or i-propoxy, methoxycarbonyl,
  • Q particularly preferably represents in each case by at least two identical or different substituents from the series nitro, cyano, fluorine, chlorine, bromine, Methyl, ethyl, n- or i-propyl, n-, i-, s- or t-butyl, fluoromethyl, chloromethyl, bromomethyl, difluoromethyl, dichloromethyl, trifluoromethyl, trichloromethyl, chlorodifluoromethyl, fluorodichloromethyl, fluoroethyl, chloroethyl, bromoethyl, difluoroethyl, dichloroethyl, Chlorfluorethyl, trifluoroethyl, tri- chloroethyl, Chlordifluorethyl, Fluordichlorethyl, tetrafluoroethyl, pentafluoro ethyl, methoxy, ethoxy,
  • Pentinyl for cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cyclopropylmethyl, cyclobutylmethyl, cyclopentylmethyl or cyclohexylmethyl, each optionally substituted by cyano, fluorine, chlorine, methyl or ethyl, for each optionally by nitro, cyano, fluorine, chlorine, bromine, methyl, ethyl , n- or i-propyl, n-, i-, s- or t-butyl, difluoromethyl, dichloromethyl, trifluoromethyl, chlorodifluoromethyl, fluorodichloromethyl, methoxy, ethoxy, n- or i-propoxy, n-, i-, s- or t-butoxy, difluoromethoxy, trifluoromethoxy, chlorodifluoromethoxy, fluoroeth
  • R 2 particularly preferably represents hydrogen, in each case methyl which is optionally substituted by cyano, fluorine, chlorine, bromine, methoxy, ethoxy, n- or i-propoxy, methoxycarbonyl, ethoxycarbonyl, n- or i-propoxycarbonyl,
  • Q very particularly preferably represents in each case by at least two identical or different substituents from the series nitro, cyano, fluorine, chlorine, bromine, methyl, ethyl, difluoromethyl, dichloromethyl, trifluoromethyl, trichloromethyl, chlorodifluoromethyl, fluorodichloromethyl, methoxy, ethoxy, difluoromethoxy , Trifluoromethoxy, chlorodifluoromethoxy, fluorodichloromethoxy, fluoroethoxy, chloroethoxy, difluoroethoxy, dichloroethoxy, chlorofluoroethoxy,
  • R 1 very particularly preferably represents hydrogen, methyl, ethyl, n- or i-propyl, n-, i- or s-butyl, difluoromethyl, dichloromethyl, trifluoromethyl, trichloromethyl, chlorodifluoromethyl, fluorodichloromethyl, fluoroethyl, chloroethyl, difluoroethyl, dichloroethyl , Chlorofluoroethyl, trifluoroethyl, tetrafluoroethyl, pentafluoroethyl, methoxymethyl, ethoxymethyl, methoxyethyl,
  • R 2 very particularly preferably represents hydrogen, in each case methyl, ethyl, n- or i-propyl optionally substituted by cyano, fluorine, chlorine, methoxy, ethoxy, methoxycarbonyl, ethoxycarbonyl, n- or i-propoxy-carbonyl, or for each propenyl, butenyl, pentenyl, propynyl, butmyl or pentynyl optionally substituted by fluorine and / or chlorine.
  • Fluorodichloromethyl methoxy, ethoxy, difluoromethoxy, trifluoromethoxy, chlorodifluoromethoxy, fluorodichloromethoxy, fluoroethoxy, chloroethoxy, difluorethoxy, dichloroethoxy, chlorofluorethoxy, trifluorethoxy, methylthio, ethylthio, difluoromethylthio, methylifio, chlorofluoromethylthio, methylifio, methylifio
  • a very particularly preferred group are those compounds of the formula
  • Q represents phenyl which contains at least two identical or different substituents in the 2- and 4-position and optionally a further substituent in the 6-position, the substituents from the series nitro,
  • R 2 for hydrogen, for each methyl, ethyl, n- or i-propyl optionally substituted by cyano, fluorine, chlorine, methoxy, ethoxy, methoxycarbonyl, ethoxycarbonyl, n- or i-propoxycarbonyl, or for each optionally by fluorine and / or chlorine-substituted propenyl, butenyl, pentenyl, propynyl, butynyl or pentynyl.
  • Another very particularly preferred group are those compounds of the formula (I) in which
  • Q represents pyridin-2-yl, which contains at least two identical or different substituents in the 3- and 5-position and optionally a further substituent in the 6-position, the substituents from the series nitro, cyano, fluorine, chlorine, bromine, Methyl, ethyl, difluoromethyl, dichloromethyl,
  • R 1 for hydrogen, for methyl, ethyl, n- or i-propyl, n-, i- or s-butyl, difluoromethyl, dichloromethyl, trifluoromethyl, trichloromethyl, chlorodifluoromethyl, fluorodichloromethyl, fluoroethyl, chloroethyl, difluoroethyl, dichloro- ethyl, chlorofluoroethyl, trifluoroethyl, tetrafluoroethyl, pentafluoroethyl, methoxymethyl, ethoxymethyl, methoxyethyl, ethoxyethyl, methoxycarbonyl, ethoxycarbonyl, n- or i-propoxycarbonyl, for ethenyl, propenyl, butenyl, pentenyl, fluoropropenyl, chloropropenyl, diflu
  • R 2 for hydrogen, for each methyl, ethyl, n- or i-propyl optionally substituted by cyano, fluorine, chlorine, methoxy, ethoxy, methoxycarbonyl, ethoxycarbonyl, n- or i-propoxycarbonyl, or for each optionally by fluorine and / or chlorine-substituted propenyl, butenyl, pentenyl, propynyl, butynyl or pentynyl.
  • Q represents pyrazol-3-yl, which is at least two identical or different
  • R 1 for hydrogen, for methyl, ethyl, n- or i-propyl, n-, i- or s-butyl, difluoromethyl, dichloromethyl, trifluoromethyl, trichloromethyl, chlorodifluoromethyl, fluorodichloromethyl, fluoroethyl, chloroethyl, difluoroethyl, dichloroethyl, chlorofluoroethyl , Trifluoroethyl, tetrafluoroethyl, pentafluoroethyl,
  • Fluorodichloromethyl methoxy, ethoxy, n- or i-propoxy, difluoromethoxy, trifluoromethoxy, chlorodifluoromethoxy, fluoroethoxy, chloroethoxy, difluoroethoxy, dichloroethoxy, Chlorfluorethoxy, Chlordifluorethoxy trifluoroethoxy or substituted pyridinyl, pyrimidinyl, furyl, tetrahydrofuryl or thienyl, and
  • R 2 for hydrogen, for each optionally by cyano, fluorine, chlorine,
  • Pentenyl propynyl, butynyl or pentynyl.
  • radical definitions listed above apply both to the end products of the formula (I) and correspondingly to the starting or intermediate products required in each case for the preparation. These radical definitions can be combined with one another, that is to say also between the specified preferred ranges.
  • the new substituted pyrazolo-pyrimidin-4-ones of the general formula (I) are notable for strong and selective herbicidal and nematicidal activity.
  • the new substituted pyrazolo-pyrimidin-4-ones of the general formula (I) are obtained if
  • R 1 has the meaning given above and
  • R ' represents alkyl
  • reaction auxiliaries if appropriate in the presence of one or more reaction auxiliaries and, if appropriate, in the presence of one or more diluents, or if
  • R 1 has the meaning given above
  • R 2 has the meaning given above and
  • reaction can proceed in method (c) according to the invention are outlined by the following formula:
  • Formula (II) provides a general definition of the 5-amino-l-aryl-pyrazole-4-carboxamides to be used as starting materials in processes (a) and (c) for the preparation of compounds of the formula (I).
  • Q preferably has the meaning which has already been given as preferred, particularly preferred or as very particularly preferred for Q in connection with the description of the compounds of the formula (I) according to the invention.
  • Formula (III) provides a general definition of the carboxylic acid orthoesters to be used as starting materials in process (a) according to the invention for the preparation of compounds of formula (I).
  • R 1 preferably has the meaning which has already been given above in connection with the description of the compounds of the formula (I) according to the invention as preferred, particularly preferred or as very particularly preferred for R;
  • R ' preferably represents alkyl having 1 to 4 carbon atoms, in particular methyl or ethyl.
  • the starting materials of the general formula (III) are known organic synthetic chemicals.
  • Formula (IV) provides a general definition of the 5-amino-l-aryl-pyrazole-4-carbonitriles to be used as starting materials in process (b) according to the invention for the preparation of compounds of the formula (I).
  • Q preferably has the meaning which has already been given above in connection with the description of the compounds of the formula (I) according to the invention as preferred, particularly preferred or as very particularly preferred for Q.
  • the starting materials of the general formula (IV) are known and / or can be prepared by processes known per se (cf. DE 34 08 727, DE 34 20 985, DE 35 20 327, DE 35 20 331, DE 35 40 839, DE 36 25 686, DE 195 30 606, DE 196 23 892, DE 196 31 865, EP 542 388, GB 21 23 420, US 5,167,691, US 5,198,014, US 5,250,504, WO 83/00331, WO 94/08999).
  • Formula (V) provides a general definition of the carboxylic anhydrides which are further to be used as starting materials in processes (b) and (c) according to the invention for the preparation of compounds of the formula (I).
  • R 1 preferably has the meaning which has already been given above in connection with the description of the compounds of the formula (I) according to the invention as preferred, particularly preferred or as very particularly preferred for R 1 .
  • the starting materials of the general formula (V) are known organic synthetic chemicals.
  • Formula (VI) provides a general definition of the 5-acylamino-1-aryl-pyrazole-4-carboxamides to be used as starting materials in process (d) according to the invention for the preparation of compounds of the formula (I).
  • Q and R 1 preferably have those meanings which have already been mentioned above in connection with the description of the compounds of the invention
  • Formula (I) has been given as preferred, particularly preferred or as very particularly preferred for Q and R 1 .
  • R 1 has the meaning given above and
  • X 1 represents halogen, in particular fluorine, chlorine or bromine
  • reaction auxiliary e.g. Sodium hydride, potassium carbonate or pyridine
  • a diluent e.g. Acetonitrile
  • the compounds of formula (IX) used in the process are known synthetic chemicals.
  • Formula (Ib) provides a general definition of the substituted pyrazolo-pyrimidin-4-one to be used as starting materials in process (e) according to the invention for the preparation of compounds of the formula (I).
  • Q and R 1 preferably have those meanings which have already been mentioned above in connection with the description of the compounds of the formula (I) according to the invention. moves, particularly preferred or have been specified as very particularly preferred for Q and R 1 .
  • the starting materials of the general formula (Ib) are the subject of the present application as new substances; they can according to the inventive method (a) to
  • formulas (VII) and (VIII) generally define the alkylating, alkenyling or alkynylating agents which are further to be used as starting materials in process (e) according to the invention for the preparation of compounds of the formula (I).
  • R 2 preferably has the meaning which has already been given above in connection with the description of the compounds of the formula (I) according to the invention as preferred, particularly preferred or as very particularly preferred for R;
  • X in formula (VII) preferably represents fluorine, chlorine, bromine or iodine, in particular chlorine or
  • the starting materials of formulas (VII) and (VIII) are known organic synthetic chemicals.
  • Process (d) according to the invention is carried out using a condensation aid.
  • Basic compounds are particularly suitable as condensation aids. These include in particular ammonia or amines, such as methylamine, ethylamine, n- or i-propylamine, n-, i-, s- or t-butylamine, dimethylamine, diethylamine, dipropylamine or dibutylamine, trimethylamine, triethylamine, tripropylamine or tributylamine , and also alkali metal or alkaline earth metal hydroxides, such as sodium, potassium, magnesium or calcium hydroxide, or alcoholates, such as sodium or potassium methylate, ethylate, n- or i-propylate, n-, i-, s - or t-butylate.
  • Processes (a), (b), (c) and (e) according to the invention for the preparation of the compounds of the general formula (I) are preferably carried out using one or more reaction auxiliaries.
  • Reaction aids for processes (a), (b), (c) and (e) according to the invention are generally the customary inorganic or organic bases or acid acceptors.
  • alkali metal or alkaline earth metal acetates amides, carbonates, hydrogen carbonates, hydrides, hydroxides or alkanolates, such as, for example, sodium, potassium or calcium acetate, lithium, sodium, potassium or Calcium amide, sodium, potassium or calcium carbonate, sodium, potassium or calcium hydrogen carbonate, lithium, sodium, potassium or calcium hydride,
  • basic organic nitrogen compounds such as, for example, trimethylamine, triethylamine, tripropylamine, tributylamine, ethyldiisopropylamine, N, N-dimethylcyclohexylamine, dicyclohexylamine, ethyldicyclohexylamine, N, N-
  • DABCO 1,4-diazabicyclo [2.2.2] octane
  • DBU 1,8-diazabicyclo [5.4.0] undec-7-ene
  • Processes (a) to (e) according to the invention for the preparation of the compounds of the general formula (I) are preferably carried out using one or more diluents.
  • Inert organic solvents are particularly suitable as diluents for carrying out the processes according to the invention
  • aliphatic, alicyclic or aromatic optionally halogenated hydrocarbons, such as, for example, gasoline, benzene, toluene, xylene, chlorobenzene, dichlorobenzene, petroleum ether, hexane, cyclohexane, dichloromethane, chloroform, carbon tetrachloride; Ethers, such as diethyl ether, diisopropyl ether, dioxane, tetrahydrofuran or ethylene glycol dimethyl or diethyl ether;
  • Ketones such as acetone, butanone or methyl isobutyl ketone; Nitriles, such as acetonitrile, Propionitrile or butyronitrile; Amides, such as N, N-dimethylformamide, N, N-dimethylacetamide, N-methylformanilide, N-methylpyrrolidone or hexamethylphosphoric acid triamide; Esters such as methyl acetate or ethyl acetate; Sulfoxides such as dimethyl sulfoxide; Alcohols, such as methanol, ethanol, n- or i-propanol, ethylene glycol monomethyl ether; Ethylene glycol monoethyl ether, diefhylene glycol monomethyl ether, diethylene glycol monoethyl ether, their mixtures with water or pure water.
  • Nitriles such as acetonitrile, Propionitrile or butyronitrile
  • Amides such as N, N-dimethylformamide
  • reaction temperatures can be varied within a substantial range when carrying out the processes according to the invention. In general, temperatures between -30 ° C and + 150 ° C, preferably between 0 ° C and 120 ° C.
  • the processes according to the invention are generally carried out under normal pressure. However, it is also possible to carry out the processes according to the invention under elevated or reduced pressure - generally between 0.1 bar and 10 bar.
  • the starting materials are generally used in approximately equimolar amounts. However, it is also possible to use one of the components in a larger excess.
  • the reaction is generally carried out in a suitable diluent in the presence of a reaction auxiliary and the reaction mixture is generally stirred at the required temperature for several hours.
  • the work-up is carried out using customary methods (cf. the manufacturing examples).
  • the active compounds according to the invention can be used as defoliants, desiccants, haulm killers and in particular as weed killers. Weeds in the broadest sense are understood to mean all plants that grow in places grow where they are undesirable. Whether the substances according to the invention act as total or selective herbicides depends essentially on the amount used.
  • the active compounds according to the invention can e.g. can be used for the following plants:
  • Lepidium Lindernia, Matricaria, Mentha, Mercurialis, Mullugo, Myosotis, Papaver, Pharbitis, Plantago, Polygonum, Portulaca, Ranunculus, Raphanus, Rorippa, Rotala, Rumex, Salsola, Senecio, Sesbania, Sida, Sinapis, Solanum, Sonchus, Sphenus Stellaria, Taraxacum, Thlaspi, Trifolium, Urtica, Veronica, Viola, Xanthium.
  • the use of the active compounds according to the invention is by no means restricted to these genera, but extends in the same way to other plants.
  • the active compounds according to the invention are suitable for combating total weeds, e.g. on industrial and track systems and on paths and squares with and without tree cover.
  • the active compounds according to the invention for weed control in permanent crops e.g. Forest, ornamental wood, fruit, wine, citrus, nut, banana, coffee, tea, rubber, oil palm, cocoa, berry fruit and hop plants, on ornamental and sports turf and pasture land as well as for selective purposes Weed control can be used in annual crops.
  • the compounds of formula (I) according to the invention show strong herbicidal activity and a broad spectrum of activity when used on the soil and on above-ground parts of plants. To a certain extent, they are also suitable for the selective control of monocotyledon and dicotyledon weeds in monocotyledon and dicotyledon crops, both in the pre-emergence and in the post-emergence process.
  • the active compounds according to the invention can be used in certain concentrations or
  • Application rates can also be used to control animal pests and fungal or bacterial plant diseases. If appropriate, they can also be used as intermediates or products for the synthesis of further active ingredients.
  • plants and parts of plants can be treated.
  • Plants are understood here to mean all plants and plant populations, such as desired and undesirable wild plants or cultivated plants (including naturally occurring cultivated plants).
  • Cultivated plants can be plants obtained by conventional breeding and optimization methods or by biotechnological and genetic engineering methods or combinations of these methods including the transgenic plants and including plant varieties that can or cannot be protected by plant breeders' rights.
  • Plant parts are to be understood to mean all above-ground and underground parts and organs of plants, such as shoots, leaves, flowers and roots, examples being leaves, needles, stems, stems, flowers, fruiting bodies, fruits and seeds and
  • Roots, tubers and rhizomes are listed.
  • the plant parts also include crops and vegetative and generative propagation material, for example cuttings, tubers, rhizomes, offshoots and seeds.
  • the treatment of the plants and parts of plants with the active compounds according to the invention is carried out directly or by acting on their surroundings, living space or storage space according to the customary treatment methods, e.g. by dipping, spraying, vaporizing, atomizing, scattering, spreading and, in the case of propagation material, in particular seeds, furthermore by single- or multi-layer coating.
  • the active ingredients can be converted into the customary formulations, such as solutions, emulsions, wettable powders, suspensions, powders, dusts, pastes, soluble powders, granules, suspension emulsion concentrates, active ingredient-impregnated natural and synthetic substances and very fine encapsulations in polymeric substances.
  • formulations are made in a known manner, e.g. by mixing the active ingredients with extenders, that is to say liquid solvents and / or solid carriers, optionally using surface-active agents, that is to say emulsifiers and or dispersants and / or foam-producing agents
  • water is used as an extender, e.g. also organic
  • Solvents are used as auxiliary solvents.
  • the following are essentially suitable as liquid solvents: aromatics, such as xylene, toluene, or alkylnaphthalenes, chlorinated aromatics and chlorinated aliphatic hydrocarbons, such as Chlorobenzenes, chlorethylenes or methylene chloride, aliphatic hydrocarbons, such as cyclohexane or paraffins, for example petroleum fractions, mineral and vegetable oils, alcohols, such as butanol or glycol and their ethers and esters, ketones such as acetone, methyl ethyl ketone, methyl isobutyl ketone or cyclohexanone, strongly polar solvents such as dimethylformamide and dimethyl sulfoxide, and water.
  • aromatics such as xylene, toluene, or alkylnaphthalenes
  • chlorinated aromatics and chlorinated aliphatic hydrocarbons such as Chlorobenz
  • Possible solid carriers are: e.g. Ammonium salts and natural rock powders, such as kaolins, clays, talc, chalk, quartz, attapulgite, montmorillonite or diatomaceous earth and synthetic rock powders, such as highly disperse silica, aluminum oxide and silicates, are suitable as solid carriers for granules: e.g. broken and fractionated natural rocks such as calcite, marble, pumice, sepiolite, dolomite and synthetic granules from inorganic and organic flours as well as granules from organic material such as sawdust, coconut shells, corn cobs and tobacco stems; as emulsifying and / or foam-generating agents are possible: e.g.
  • natural rock powders such as kaolins, clays, talc, chalk, quartz, attapulgite, montmorillonite or diatomaceous earth and synthetic rock powders, such as highly disperse silica, aluminum oxide and silicates
  • non-ionic and anionic emulsifiers such as polyoxyethylene fatty acid esters, polyoxyethylene fatty alcohol ethers, e.g. Alkylaryl polyglycol ethers, alkyl sulfonates, alkyl sulfates, aryl sulfonates and protein hydrolyzates;
  • Possible dispersants are: e.g. Lignin sulfite liquor and methyl cellulose.
  • Adhesives such as carboxymethyl cellulose, natural and synthetic powdery, granular or latex-shaped polymers, such as gum arabic, polyvinyl alcohol, polyvinyl acetate, and natural phospholipids, such as cephalins and lecithins and synthetic phospholipids, can be used in the formulations.
  • Other additives can be mineral and vegetable oils.
  • Dyes such as inorganic pigments, for example iron oxide, titanium oxide, ferrocyan blue and organic dyes such as alizarin, azo and metal phthalocyanine dyes and trace nutrients such as salts of iron, manganese, boron, copper, cobalt, molybdenum and zinc can be used.
  • the formulations generally contain between 0.1 and 95 percent by weight of active compound, preferably between 0.5 and 90%.
  • the active compounds according to the invention can also be used in a mixture with known herbicides and / or with substances which improve crop tolerance (“safeners”) for weed control, finished formulations or tank mixes being possible. Mixtures are therefore also possible possible with weed control agents which contain one or more known herbicides and a safener.
  • safeners substances which improve crop tolerance
  • herbicides are suitable for the mixtures, for example acetochlor, acifluorfen (-sodium), aclonifen, alachlor, alloxydim (-sodium), ametryne, amicarbazone, amidochlor, amidosulfuron, anilofos, asula, atrazine, azafenidin, azimsulfuron, beflubutamide, benazubutamide, ethyl), benfuresate, bensulfuron (methyl), bentazone, benzfendizone, benzobicyclone, benzofenap, benzoylprop
  • Flufenpyr flumetsulam, flumiclorac (-pentyl), flumioxazin, flumipropyn, flumet- sulam, fluometuron, fluorochloridone, fluoroglycofen (-ethyl), flupoxam, fluprop-acil, fluorophyrsulfuron (-methyl, -sodium), flurenol (-butyl), fluridone, fluroxypyr (-butoxypropyl, -meptyl), flu ⁇ rimidol, fluretamone, fluretamone -methyl), fluthimides, fomesafen, foramsulfuron, glufosinate (-ammonium), glyphosate (-isopropylammonium), halosafen, haloxyfop (-ethoxyethyl, -P-methyl), hexazinones,
  • Imazamethabenz (-methyl), Imazamethapyr, Imazamox, Imazapic, Imazapyr, Imaza- quin, Imazethapyr, Imazosulfuron, Iodosulfuron (-methyl, -sodium), Ioxynil, Iso-propalin, Isoproturon, Isouron, Isoxaben, Isoxaflotirpole, Isoxaflopyrutolole , Lactofen, Lenacil, Linuron, MCPA, Mecoprop, Mefenacet, Mesotione, Metamitron, Metazachlor, Methabenzthiazuron, Metobenzuron, Metobromuron, (alpha-) Metolachlor, Metosulam, Metoxuron, Metribuzin, Metsulfuron (-methylolin, -methylolin, -methylolin, -methylolin, -methyl) -methyl- , Naproanilide
  • Known safeners are also suitable for the mixtures, for example AD-67, BAS-145138, Benoxacor, Cloquintocet (-mexyl), Cyometrinil, 2,4-D, DKA-24, dichlormid, Dymron, Fenclorim, Fenchlorazol (-ethyl) , Flurazole, fluxofenim, Furilazole, Isoxadifen (-ethyl), MCPA, Mecoprop (-P), Mefenpyr (-diethyl), MG-191, Oxabetrinil, PPG-1292, R-29148.
  • a mixture with other known active compounds such as fungicides, insecticides, acaricides, nematicides, bird repellants, plant nutrients and agents which improve soil structure, is also possible.
  • the active compounds can be used as such, in the form of their formulations or in the use forms prepared therefrom by further dilution, such as ready-to-use solutions, suspensions, emulsions, powders, pastes and granules. They are used in the usual way, e.g. by pouring, spraying, spraying, sprinkling.
  • the active compounds according to the invention can be applied both before and after emergence of the plants. They can also be worked into the soil before sowing.
  • the amount of active ingredient used can vary over a wide range. It essentially depends on the type of effect desired. In general, the application rates are between 1 g and 10 kg of active ingredient per hectare of soil, preferably between 5 g and 5 kg per ha.
  • plants and their parts can be treated according to the invention.
  • plant species and plant cultivars which occur wildly or are obtained by conventional biological breeding methods, such as crossing or protoplast fusion, and parts thereof are treated.
  • transgenic plants and plant cultivars which have been obtained by genetic engineering methods, optionally in combination with conventional methods (genetically modified organisms) and their parts are treated.
  • Plants "or” parts of plants are particularly preferably treated according to the invention. Plant cultivars are understood to mean plants with certain properties (“traits”) which are produced by conventional breeding, by mutagenesis, or also by recombinant DNA
  • the treatment according to the invention can also give rise to superadditive (“synergistic”) effects.
  • the preferred transgenic (genetically engineered) plants or plant cultivars to be treated according to the invention include all plants which have received genetic material through the genetic engineering modification, which gives these plants particularly advantageous, valuable properties (“traits”).
  • Examples of such properties are better plant growth, increased tolerance to high or low temperatures, increased tolerance to drought or to water or soil salt content, increased flowering performance, easier harvesting, accelerated ripening, higher harvest yields, higher quality and / or higher nutritional value of the harvested products , higher shelf life and / or
  • Machinability of crop products Further and particularly highlighted examples for such properties are an increased defense of the plants against animal and microbial pests, such as against insects, mites, phytopathogenic fungi, bacteria and / or viruses, and an increased tolerance of the plants against certain herbicidal active ingredients.
  • the important cultivated plants such as cereals (wheat, rice), corn, soybeans, potatoes, cotton,
  • Rapeseed and fruit plants (with the fruits apples, pears, citrus fruits and grapes) are mentioned, whereby maize, soybeans, potatoes, cotton and rapeseed are particularly emphasized.
  • the traits that are particularly emphasized are the increased defense of the plants against insects by toxins arising in the plants, in particular those which are caused by the genetic material from Bacillus thuringiensis (for example by the genes Cry ⁇ A (a), CryIA (b), CrylA (c), CryllA, CrylllA, CryIIIB2, Cry9c, Cry2Ab, Cry3Bb and CrylF and their combinations) are produced in the plants (hereinafter referred to as "Bt plants”).
  • the properties (“traits”) also particularly emphasize the increased defense of plants against fungi, bacteria and viruses through systemic acquired resistance (SAR),
  • Genes conferring traits can also occur in combinations with one another in the transgenic plants.
  • “Bt plants” are maize varieties, cotton varieties, soy varieties and potato varieties which are marketed under the trade names YIELD GARD® (e.g. corn, cotton, soy), KnockOut® (e.g. corn), StarLink® (e.g. corn), Bollgard® ( Cotton), Nucotn® (cotton) and NewLeaf® (potato).
  • herbicide-tolerant plants are corn varieties, cotton varieties and soy varieties that are sold under the trade names Roundup Ready® (tolerance to glyphosate e.g. corn, cotton, soy), Liberty Link® (tolerance to phosphinothricin, e.g.
  • the plants listed can be treated particularly advantageously according to the invention with the compounds of the general formula I or the active compound mixtures according to the invention, in addition to the good control of the weed plants, the above-mentioned synergistic effects with the transgenic
  • Plants or plant varieties occur. The preferred ranges given above for the active substances or mixtures also apply to the treatment of these plants. Plant treatment with the compounds or mixtures specifically listed in the present text should be particularly emphasized.
  • Active substances according to the invention are also suitable for controlling animal pests, in particular insects, arachnids and nematodes, which occur in agriculture, in forests, in the protection of stored goods and materials and in the hygiene sector. They can preferably be used as pesticides. They are effective against normally sensitive and resistant species as well as against all or individual stages of development.
  • the active compounds according to the invention can also be used in their commercially available formulations and in the use forms prepared from these formulations in a mixture with
  • Synergists are compounds that increase the effectiveness of the active ingredients without the added synergist itself having to be active.
  • the active substance content of the use forms prepared from the commercially available formulations can vary within wide ranges.
  • the drug concentration of the Application forms can be from 0.0000001 to 95% by weight of active compound, preferably between 0.0001 and 1% by weight.
  • the application takes place in a customary manner adapted to the application forms.
  • the active compounds of the formula (I) according to the invention are also suitable for controlling arthropods which are used in agricultural animals, e.g. Cattle, sheep, goats, horses, pigs, donkeys, camels, buffalo, rabbits, chickens, turkeys, ducks, geese, bees, other pets such as e.g. Dogs, cats, house birds, aquarium fish and so-called experimental animals, such as Infest hamsters, guinea pigs, rats and mice.
  • arthropods e.g. Cattle, sheep, goats, horses, pigs, donkeys, camels, buffalo, rabbits, chickens, turkeys, ducks, geese, bees, other pets such as e.g. Dogs, cats, house birds, aquarium fish and so-called experimental animals, such as Infest hamsters, guinea pigs, rats and mice.
  • the active compounds according to the invention are used in the veterinary sector in a known manner by enteral administration in the form of, for example, tablets, capsules, drinkers, drenches, granules, pastes, boluses, the feed-through method, suppositories, by parenteral administration, for example by injections
  • implants by nasal application, by dermal application in the form of, for example, diving or bathing (dipping), spraying (spray), pouring on (pour-on and spot-on), washing, powdering and with the help of shaped articles containing active ingredients, such as collars, ear tags, tail tags, limb tapes, holsters, marking devices, etc.
  • active ingredients such as collars, ear tags, tail tags, limb tapes, holsters, marking devices, etc.
  • Formula (I) as formulations (for example powders, emulsions, flowable agents), which contain the active compounds in an amount of 1 to 80% by weight, directly or after 100 to 10,000-fold dilution or use it as a chemical bath.
  • the active substances are also suitable for combating animal pests, in particular insects, arachnids and mites, which live in closed spaces such as, for example, apartments, factories, offices, vehicle cabins and the like. occurrence.
  • animal pests in particular insects, arachnids and mites
  • they can be used alone or in combination with other active ingredients and auxiliaries in household insecticide products. They are effective against sensitive and resistant species and against all stages of development.
  • the product obtained in crystalline form is isolated by suction.
  • logP values specified in the table were determined in accordance with EEC Directive 79/831 Annex V.A8 by HPLC (High Performance Liquid Chromatography) on a phase reversal column (C 18). Temperature: 43 ° C.
  • the calibration was carried out with unbranched alkan-2-ones (with 3 to 16 carbon atoms) whose logP values are known (determination of the logP values on the basis of the retention times by linear interpolation between two successive alkanones).
  • the lambda max values were determined using the UV spectra from 200 nm to 400 nm in the maxima of the chromatographic signals.
  • Example (II-1) the compounds of the formula (II) listed in Table 2 below can also be prepared, for example.
  • Example (VI-1) Analogously to Example (VI-1), for example, the compounds of the formula (VI) listed in Table 3 below can also be prepared.
  • Emulsifier 1 part by weight of alkylaryl polyglycol ether
  • active compound 1 part by weight of active compound is mixed with the stated amount of solvent, the stated amount of emulsifier is added and the concentrate is diluted with water to the desired concentration.
  • Seeds of the test plants are sown in normal soil. After 24 hours, the soil is sprayed with the active ingredient preparation in such a way that the desired amount of active ingredient is applied per unit area.
  • the concentration of active ingredient in the spray liquor is chosen so that the desired amount of active ingredient is applied in 1000 liters of water per hectare.
  • Emulsifier 1 part by weight of alkylaryl polyglycol ether
  • Test plants with a height of 5-15 cm are sprayed with the active substance preparation in such a way that the desired amounts of active substance are applied per unit area.
  • the concentration of the spray liquor is chosen so that the particular amounts of active compound desired are applied in 1000 l of water / ha.
  • Emulsifier 2 parts by weight of alkylaryl polyglycol ether
  • active compound 1 part by weight of active compound is mixed with the stated amounts of solvent and emulsifier, and the concentrate is diluted with water to the desired concentration.
  • Vessels are filled with sand, active ingredient solution, Meloidogyne incognita egg larva suspension and lettuce seeds.
  • the lettuce seeds germinate and the plantlets develop.
  • the galls develop at the roots.
  • the nematicidal effect is determined in% using the formation of bile. 100% means that no galls were found; 0% means that the number of galls on the treated plants corresponds to that of the untreated control.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne des composés de formule (I), dans laquelle Q, R<1> et R<2> ont la signification indiquée dans la description, un procédé de réalisation associé et l'utilisation de ces composés comme herbicides et/ou nématicides.
EP03720510A 2002-05-02 2003-04-22 Pyrazolopyrimidine-4-one substituee Withdrawn EP1504005A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10219435 2002-05-02
DE10219435A DE10219435A1 (de) 2002-05-02 2002-05-02 Substituierte Pyrazolo-pyrimidin-4-one
PCT/EP2003/004137 WO2003093269A2 (fr) 2002-05-02 2003-04-22 Pyrazolopyrimidine-4-one substituee

Publications (1)

Publication Number Publication Date
EP1504005A2 true EP1504005A2 (fr) 2005-02-09

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EP03720510A Withdrawn EP1504005A2 (fr) 2002-05-02 2003-04-22 Pyrazolopyrimidine-4-one substituee

Country Status (9)

Country Link
US (1) US20050209251A1 (fr)
EP (1) EP1504005A2 (fr)
JP (1) JP2005531549A (fr)
AR (1) AR039468A1 (fr)
AU (1) AU2003224111A1 (fr)
BR (1) BR0309873A (fr)
CA (1) CA2484997A1 (fr)
DE (1) DE10219435A1 (fr)
WO (1) WO2003093269A2 (fr)

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AU2003224111A1 (en) 2003-11-17
BR0309873A (pt) 2005-04-26
DE10219435A1 (de) 2003-11-13
AR039468A1 (es) 2005-02-23
JP2005531549A (ja) 2005-10-20
CA2484997A1 (fr) 2003-11-13
WO2003093269A2 (fr) 2003-11-13
WO2003093269A3 (fr) 2004-04-08
US20050209251A1 (en) 2005-09-22

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