EP1027334A1 - 2-(2'-pyridyloxy)phenylacetylamides substitues utilises comme fongicides et pesticides - Google Patents

2-(2'-pyridyloxy)phenylacetylamides substitues utilises comme fongicides et pesticides

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Publication number
EP1027334A1
EP1027334A1 EP98956860A EP98956860A EP1027334A1 EP 1027334 A1 EP1027334 A1 EP 1027334A1 EP 98956860 A EP98956860 A EP 98956860A EP 98956860 A EP98956860 A EP 98956860A EP 1027334 A1 EP1027334 A1 EP 1027334A1
Authority
EP
European Patent Office
Prior art keywords
formula
compounds
chlorine
phenylacetic acid
weight
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Withdrawn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
EP98956860A
Other languages
German (de)
English (en)
Inventor
Wassilios Grammenos
Klaus Oberdorf
Hubert Sauter
Andreas Gypser
Herbert Bayer
Markus Gewehr
Thomas Grote
Bernd Müller
Arne Ptock
Franz Röhl
Gerhard Hamprecht
Norbert Götz
Eberhard Ammermann
Gisela Lorenz
Siegfried Strathmann
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.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Publication of EP1027334A1 publication Critical patent/EP1027334A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/63—One oxygen atom
    • C07D213/64—One oxygen atom attached in position 2 or 6
    • 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
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings

Definitions

  • the present invention relates to substituted 2- (2'-pyridyloxy) p enylacetic acid amides of the formula I,
  • R 1 is fluorine, chlorine, CK 3 or halomethyl
  • R 2 is fluorine, bromine, C ⁇ -C alkyl or halomethyl
  • R 3 is hydrogen or one of the radicals mentioned for R 2 ;
  • R 1 cannot represent chlorine if R 2 is 5-trifluoroethyl and R 3 is hydrogen.
  • the invention relates to processes for the preparation of the compounds I, and agents and the use of the compounds I for controlling harmful fungi and animal pests.
  • the compounds of the formula I differ from the compounds known from the abovementioned publications in the substitution of the 2-pyridinyloxy group which must be substituted in the 3-position by the specially designed radical R 1 and unsubstituted in the 4-position.
  • the compounds of the formula I have an increased activity against harmful fungi and animal pests compared to the known compounds.
  • 2-Halogenpyridines of the formula purple are either commercially available or can be prepared by methods known from the literature [cf. US 4,279,913; US 4,491,468; JP-A 58/206 563; J. Org. Chem, pp. 1726ff. (1989)].
  • 2-Halogenpyridines of the formula purple can also be obtained from the 2-hydroxypyridines of the formula Illb 'by halogenation, for example with POCl 3 .
  • the halogenation takes place under known conditions [cf. Houben-Weyl, Methods of Organic Chemistry, Vol. 5/3, 4th edition, p. 924ff., Thieme Verlag Stuttgart and New York (1962)].
  • the benzyl alcohol of the formula Ha is also known from the literature and can be obtained under known conditions [cf. EP-A 398 692].
  • the benzyl bromide of the formula IIb is also known from the literature and can be obtained under known conditions [cf. EP-A 420 091; DE-A 39 17 351].
  • 2-hydroxypyridines of the formula IIIb are either commercially available or can be obtained analogously to methods known from the literature.
  • 2-hydroxypyridines in which R 1 , R 2 or R 3 is CF 3 are preferably obtained from the commercially available 2-hydroxypyridinecarboxylic acids IIIc by reaction with hydrogen fluoride and sulfur tetrafluoride [cf. DE-A 3 620 064].
  • compounds IIIb in which R 1 is CF 3 are obtained from 2-hydroxypyridine-3-carboxylic acids of the formula IIIc according to the following reaction:
  • 2-hydroxypyridinecarboxylic acids IIIc are also known from the literature [cf. EP-A 225 172; US 4,960,896; US 5,034,531] or can be prepared analogously to the literature cited.
  • amidation of the esters of the formula IV is preferably carried out using methylamine under known conditions [cf. EP-A 398 692].
  • the compounds I can be obtained as E / Z isomer mixtures which, for example, can be separated into the largely pure individual compounds by crystallization or chromatography in the usual way.
  • isomer mixtures occur during the synthesis, however, a separation is generally not absolutely necessary since the individual isomers can partially convert into one another during preparation for use or during use (e.g. under the influence of light, acid or base). Corresponding conversions can also take place after use, for example in the treatment of plants in the treated plant or in the harmful fungus or animal pest to be controlled.
  • the E isomers of the compounds I are preferred in terms of their activity (configuration based on the OCH 3 group in relation to the CONHCH 3 group).
  • C 1 -C 4 alkyl saturated, straight-chain or branched hydrocarbon radicals having 1 to 4 carbon atoms, such as methyl, ethyl, propyl, 1-methylethyl, butyl, 1-methylpropyl, 2-methylpropyl and 1, 1-dimethylethyl;
  • Halomethyl methyl groups in which the hydrogen atoms can be partially or completely replaced by halogen atoms, e.g. Chloromethyl, bromomethyl, dichloromethyl, trichloromethyl, fluoromethyl, difluoromethyl, trifluoromethyl, chlorofluoromethyl, dichlorofluoromethyl and chlorodifluoromethyl.
  • halogen atoms e.g. Chloromethyl, bromomethyl, dichloromethyl, trichloromethyl, fluoromethyl, difluoromethyl, trifluoromethyl, chlorofluoromethyl, dichlorofluoromethyl and chlorodifluoromethyl.
  • compounds la are particularly preferred in which R 1 represents fluorine or chlorine.
  • compounds la are also preferred in which R 1 is trifluoromethyl.
  • compounds la are particularly preferred in which R 1 is C 1 -C 4 -alkyl.
  • compounds la are preferred in which R 2 represents fluorine or bromine.
  • compounds Ib are particularly preferred in which R 1 represents fluorine or chlorine.
  • compounds Ib are particularly preferred in which R 2 is chlorine and R 3 is hydrogen.
  • R 1 is fluorine, chlorine, CH 3 or CF 3
  • R 2 is fluorine, bromine, -CC alkyl or CF 3
  • R 3 is hydrogen or one of the radicals mentioned for R 2 .
  • the 2- (2'-pyridyloxy) phenylacetic acid amides of the formula Ia are particularly preferred, in particular the compounds mentioned in Table A below:
  • the compounds I are suitable as fungicides. They are characterized by excellent activity against a broad spectrum of phytopathogenic fungi, in particular from the class of the Ascomycetes, Deutomycetes, Phycomycetes and Basidiomycetes. Some of them are systemically effective and can be used in plant protection as leaf and soil fungicides.
  • Botrytis cinerea (gray mold) on strawberries, vegetables, ornamental plants and vines
  • Rhizoctonia species on cotton, rice and lawn are Rhizoctonia species on cotton, rice and lawn.
  • Venturia species scab on apples and pears.
  • the compounds I are also suitable for combating harmful fungi such as Paecilomyces variotii in material protection (e.g. wood,
  • the compounds I are used by treating the fungi or the plants, seeds, materials or the soil to be protected against fungal attack with a fungicidally active amount of the active compounds.
  • the application can take place both before and after the infection of the materials, plants or seeds by the fungi.
  • the fungicidal compositions generally contain between 0.1 and 95, preferably between 0.5 and 90% by weight of active ingredient.
  • the application rates in crop protection are between 0.01 and 2.0 kg of active ingredient per ha.
  • amounts of active ingredient of 0.001 to 0.1 g, preferably 0.01 to 0.05 g, per kg of seed are generally required.
  • the amount of active ingredient applied depends on the type of application and the desired effect. Usual application rates in material protection are, for example, 0.001 g to 2 kg, preferably 0.005 g to 1 kg of active ingredient per cubic meter of treated material.
  • the compounds of the formula I are also suitable for effectively combating animal pests from the class of the insects, arachnids and nematodes. They can be used in crop protection as well as in the hygiene, storage protection and veterinary sectors to control animal pests. They are particularly suitable for controlling the following animal pests:
  • insects from the order of the butterflies for example Agrotis ypsilon, Agrotis segetu, Alabama argilla- cea, Anticarsia gemmatalis, Argyresthia conjugella, Autographa gamma, Bupalus piniarius, Cacoecia murinana, Capua reticulana, Cheimatobia brumata, Choristoneura fumiferana, Choristoneura occidentalis, Cirphis unipuncta, Cydia pomonella, Dendrolimus pini, Diaphania nitidalis, Diatraea grandiosella, Earias insulana, Elasmopalpus lignosellus, Eupoecilia ambiguella, Evetria bouliana, Feltia subterranea, Galleria mellonella, Grapholitha funebrana, Helithiothiothiothiella, Helithiothiothiothiothi
  • Pieris brassicae, Plathypena scabra, Plutella xylostella, Pseudoplusia includens, Rhyacionia frustrana, Scrobipalpula abso- luta, Sitotroga cerealella, Sparganothis pilleriana, Spodoptera frugiperda, Spodoptera littoralis, Spodoptera litura, Trumocampidia nia, Thaumocampia- nia, Thaumocampia- poira phera canadensis,
  • Beetles (Coleoptera), e.g. Agrilus sinuatus, Agriotes lineatus, Agriotes obscurus, Amphimallus solstitialis, Anisandrus dispar, Anthonomus grandis, Anthonomus pomorum, Atomaria linearis, Blastophagus piniperda, Blitophaga undata, Bruchus rufimanus, Bru, Bruchus pis Byctiscus betulae, Cassida nebulosa, Cerotoma trifurcata, Ceuthorrhynchus assimilis, Ceuthorr- hynchus napi, Chaetocnema tibialis, Conoderus vespertinus, Crioceris asparagi, Diabrotica longicornis, Diabrotica 12-punc- tata, Diabrotica virgifera, Epilachna varivestis, Epitrix hir- tipennis, Eutinobothrus bras
  • Two-winged e.g. Aedes aegypti, Aedes vexans, Anastrepha ludens, Anopheles maculipennis, Ceratitis capitata, Chrysomya bezziana, Chrysomya hominivorax, Chrysomya macella- ria, Contarinia sorghicola, Cordylobia anthropophaga, Culex pi-pucurauraeeeususeeusineeeusineeeusineeeineuseeusineeeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineeusineicausicaaceacuraitaeeusineeusineicausicaaceaaceaceaura nia canicularis, Gasterophilus intestinalis, Glossina morsit
  • Thrips e.g. Frankliniella fusca, Frankliniella occidentalis, Frankliniella tritici, Scirtothrips citri, Thrips oryzae, Thrips palmi and Thrips tabaci, • Hymenoptera, e.g. Athalia rosae, Atta cephalotes, Atta sexdens, Atta texana, Hoplocampa minuta, Hoplocampa testudinea, Monomorium pharaonis, Solenopsis geminata and Solenopsis invicta,
  • Heteroptera e.g. Acrosternum hilare, blissus leucopterus, Cyrtopeltis notatus, Dysdercus cingulatus, Dysdercus intermedius, Eurygaster integriceps, Euschistus impictiventris, Leptoglossus phyllopus, Lygus lineolaris, Lygus pratensis, Nezara quadroductulais, and Pyanmairidulais, Piesma (Homoptera), e.g. Acyrthosiphon onobrychis,
  • Adelges laricis Aphidula nasturtii, Aphis fabae, Aphis pomi, Aphis sambuci, Brachycaudus cardui, Brevicoryne brassicae, Ce- rosipha gossypii, Dreyfusia nordmannianae, Dreyfusiaipheae, Macyosophiosumiabia, Macysoleosumiaumia, Macysapiaumia, Macys Megoura viciae, Metopolophium dirhodum, Myzodes persicae, Myzus cerasi, Nilaparvata lugens, Pemphigus bursarius, Perkinsiella saccharicida, Phorodon humuli, Psylla mali, Psylla piri, Rhopalomyzus ascalonicus, Rhopalosiphum maidis, Sappaphis mala, Sap
  • Straight wing aircraft e.g. Acheta domestica, Blatta orien- talis, Blattella germanica, Forficula auricularia, Gryllotalpa gryllotalpa, Locusca migratoria, Melanoplus bivittatus, Melano- plus femur-rubrum, Melanoplus mexicanus, Melanoplus sanguini- pes, Melanoplus spretus, Schiller america, Nomadascocata nana, Schistocerca peregrina, Stauronotus maroccanus and Tachycines asynamorus,
  • Orthoptera e.g. Acheta domestica, Blatta orien- talis, Blattella germanica, Forficula auricularia, Gryllotalpa gryllotalpa, Locusca migratoria, Melanoplus bivittatus, Melano- plus femur-rubrum, Melanoplus mexican
  • Arachnoid such as arachnids (Acarina), e.g. Amblyomma america- nu, Amblyomma variegatum, Argas persicus, Boophilus annulatus,
  • Globodera rostochiensis Heterodera avenae, Heterodera glycines, Heterodera schachtii, Heterodera trifolii, stick and leaf wholes, e.g. Belonolaimus longicaudatus, Dity- lenchus destruetor, Ditylenchus dipsaci, Heliocotylenchus mul- ticinetus, Longidorus elongatus, Radopholus similis, Rotylen- chus robustus, Trichodorus primitivus, Tylenchorhynchuschuschuschuschatus, dubususususus Pruschychatchuschuschuschuschuschuschuschuschatusus, Prylenchususus Pratusus goodeyi.
  • the application rate of active ingredient for controlling animal pests is 0.1 to 2.0, preferably 0.2 to 1.0 kg / ha under field conditions.
  • the compounds I can be converted into the customary formulations, for example solutions, emulsions, suspensions, dusts, powders, pastes and granules.
  • the form of application depends on the respective purpose; in any case, it should ensure a fine and uniform distribution of the compound according to the invention.
  • the formulations are prepared in a known manner, for example by stretching the active ingredient with solvents and / or carriers, if desired using emulsifiers and dispersants, and in the case of water as a diluent, other organic solvents can also be used as auxiliary solvents.
  • auxiliaries solvents such as aromatics (e.g. xylene), chlorinated aromatics (e.g.
  • chlorobenzenes paraffins (e.g. petroleum fractions), alcohols (e.g. methanol, butanol), ketones (e.g. cyclohexanone), amine (e.g. .Ethanolamine, dimethylformamide) and water;
  • Carriers such as natural stone powder (eg kaolins, clays, talc, chalk) and synthetic stone powder (eg highly disperse silica, silicates);
  • Emulsifiers such as non-ionic and anionic emulsifiers (eg polyoxyethylene fatty alcohol ethers, alkyl sulfonates and aryl sulfonates) and dispersants such as lignin sulfite liquors and methyl cellulose.
  • Mineral oil fractions of medium to high boiling point such as kerosene or diesel oil, furthermore coal tar oils as well as oils of vegetable or animal origin, aliphatic, cyclic and aromatic hydrocarbons, e.g. benzene, toluene, xylene, paraffin, are used for the production of directly sprayable solutions, emulsions, pastes or oil dispersions.
  • Powders, materials for broadcasting and dusts can be prepared by mixing or grinding the active substances together with a solid carrier.
  • Granules e.g. Coating, impregnation and homogeneous granules can be produced by binding the active ingredients to solid carriers.
  • Solid carriers are e.g. Mineral soils, such as silica gel, silicas, silica gels, silicates, talc, kaolin, Attaclay, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulfate, magnesium oxide, ground plastics, fertilizers such as e.g. Ammonium sulfate, ammonium phosphate, ammonium nitrate, ureas and vegetable products, such as cereal flour, tree bark, wood and nutshell flour, cellulose powder and other solid carriers.
  • Mineral soils such as silica gel, silicas, silica gels, silicates, talc, kaolin, Attaclay, limestone, lime, chalk, bolus, loess, clay, do
  • the formulations generally contain about 0.01 to 95% by weight, preferably about 0.1 to 90% by weight, of the active ingredient.
  • the active ingredients are used in a purity of 90% to 100%, preferably 95% to 100% (according to the NMR spectrum).
  • V. 80 parts by weight of a compound according to the invention are mixed with 3 parts by weight of the sodium salt of diisobutylnaphthalene-alpha-sulfonic acid, 10 parts by weight of the sodium salt of a lignosulfonic acid from a sulfite waste liquor and 7 parts by weight of powdered silica gel well mixed and ground in a hammer mill (active ingredient content 80% by weight).
  • VIII.20 parts by weight of a compound according to the invention are powdered with 3 parts by weight of the sodium salt of diisobutylnaphthalene-o-sulfonic acid, 17 parts by weight of the sodium salt of lignosulfonic acid from a sulfite waste liquor and 60 parts by weight Mix the silica gel well and grind in a hammer mill. By finely distributing the mixture in 20,000 parts by weight of water, a spray liquor is obtained which contains 0.1% by weight of the active ingredient.
  • the active ingredients as such in the form of their formulations or the use forms prepared therefrom, e.g. in the form of directly sprayable solutions, powders, suspensions or dispersions, emulsions, oil dispersions, pastes, dusts, spreading agents, granules by spraying, atomizing, dusting, scattering or pouring.
  • the application forms depend entirely on the purposes; in any case, they should ensure the finest possible distribution of the active compounds according to the invention.
  • Aqueous use forms can be prepared from emulsion concentrates, pastes or wettable powders (wettable powders, oil dispersions) by adding water.
  • emulsions, Pastes or oil dispersions the substances as such or dissolved in an oil or solvent, can be homogenized in water using wetting agents, adhesives, dispersants or emulsifiers.
  • the active substance concentrations in the ready-to-use preparations can be varied in larger areas. Generally they are about 0.0001 to 10%, preferably about 0.01 to 1%.
  • the active ingredients can also be used with great success in the ultra-low-volume process (ULV), it being possible to apply formulations with more than 95% by weight of active ingredient or even the active ingredient without additives.
  • UUV ultra-low-volume process
  • Oils of various types, herbicides, fungicides, other pesticides, bactericides can be added to the active ingredients, if appropriate also only immediately before use (tank mix). These agents can be added to the agents according to the invention in a weight ratio of 1:10 to 10: 1.
  • the agents according to the invention can also be present in the use form as fungicides together with other active ingredients, which e.g. with herbicides, insecticides, growth regulators, fungicides or even with fertilizers. Mixing the compounds I or the compositions containing them in the use form as fungicides with other fungicides results in an enlargement of the fungicidal spectrum of action in many cases.
  • Strobilurins such as methyl-E-methoxyimino- [- (o-tolyloxy) -o-tolyl] acetate, methyl-E-2- ⁇ 2- [6- (2-cyanophenoxy) pyrimidin-4-yl - oxy ] -phenyl ⁇ -3-methoxyacrylate, methyl-E-methoxyimino- [ ⁇ - (2-phenoxyphenyl)] acetamide, methyl-E-methoxyimino- [ ⁇ - (2, 5-dimethylphenoxy) -o-tolyl] -acetamide, Anilinopyrimidines such as N- (4, 6-dimechylpyrimidin-2-yl) aniline, N- [4-methyl-6- (1-propynyl) pyrimidin-2-yl] aniline, N- [4-Me- thyl-6-cyclopropyl-pyrimidin-2-yl] aniline,
  • Phenylpyrroles such as 4- (2,2-difluoro-1,3-benzodioxol-4-yl) pyr-rol-3-carbonitrile,
  • Cinnamic acid amides such as 3- (4-chlorophenyl) -3- (3, 4-dimethoxyphenyl) acrylic morpholide,
  • fungicides such as dodecylguanidine acetate, 3- [3- (3, 5-dimethyl-2-oxycyclohexyl) -2-hydroxyethyl] glutarimide, hexachlorobenzene, DL-methyl-N- (2, 6-dimethyl-phenyl) - N-furoyl (2) alaninate, DL-N- (2,6-dimethylphenyl) -N- (2'-methoxyacetyl) alanine methyl ester, N- (2,6-dimethylphenyl) ) -N-chloroacetyl-D, L-2-aminobutyrolactone, DL-N- (2,6-dimethylphenyl) -N- (phenylacetyl) alanine methyl ester, 5-methyl-5-vinyl-3- (3rd , 5-dichlorophenyl) -2, 4-dioxo-l, 3-oxazol
  • the active ingredients were separated or together as a 10% emulsion in a mixture of 70% by weight cyclohexanone, 20% by weight Nekanil® LN (Lutensol® AP6, wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols) and 10% by weight .-% Wettol® EM (non-ionic emulsifier based on ethoxylated castor oil) prepared and diluted with water according to the desired concentration.
  • Nekanil® LN Litensol® AP6, wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols
  • .-% Wettol® EM non-ionic emulsifier based on ethoxylated castor oil
  • Leaves of pot vines of the "Müller-Thurgau" variety were sprayed to runoff point with aqueous preparation of active compound, which was prepared with a stock solution of 10% active compound, 63% cyclohexanone and 27% emulsifier.
  • the plants were placed in the greenhouse for 7 days after the spray coating had dried on. Only then were the leaves inoculated with an aqueous suspension of zoospores from Plasrnopara vi ticola.
  • the vines were then placed for 48 hours in a steam-saturated chamber at 24 ° C and then for 5 days in a greenhouse at temperatures between 20 and 30 ° C. After this time the plants were again placed in a humid chamber for 16 hours to accelerate the sporangium carrier outbreak. The extent of the development of the infestation on the undersides of the leaves was then determined visually.
  • the plants treated with 4 ppm of the compounds 1-1, 1-2, 1-3, 1-5, 1-6, 1-7 and 1-8 did not show more than 15% infection, while those with 4 ppm of the comparative compounds A and B, 60% and 50% of the treated plants, respectively, and 75% of the untreated plants were infected.
  • Potted tomato plants of the "large meat tomato" variety were sprayed in a 4-leaf stage with an aqueous suspension which had been prepared from a stock solution of 10% active ingredient, 63% cyclohexanone and 27% emulsifier, until it dripped.
  • the leaves were infected with an aqueous suspension of zoospores of Phytoph thora infes tans one week after application.
  • the plants were then placed in a steam-saturated chamber at temperatures between 16 and 18 ° C. After 6 days, the blight on the untreated but infected control plants had developed so strongly that the infestation could be determined visually in%.
  • the plants treated with 16 ppm of the compounds 1-1, 1-2, 1-5, 1-6, 1-7 and 1-8 showed at most 15% infection, while those with 16 ppm of the comparison compounds A and B treated plants were 25 or 100% and the untreated plants were also 100% infected.
  • the plants treated with 16 ppm of compounds 1-1, 1-2, 1-3, 1-6 and 1-8 showed at most 15% and those with 63 ppm of compounds 1-1, 1-2, 1
  • the plants treated with -3, 1-6 and 1-8 were not infected, while the plants treated with 16 and 63 ppm of comparative compound A were 75% and 40% infected and the untreated plants 75%.
  • Leaves of "Tai-Nong 67" rice seedlings grown in pots were sprayed to runoff point with aqueous active compound preparation which was prepared with a stock solution of 10% active compound, 63% cyclohexanone and 27% emulsifier. The following day, the plants were inoculated with an aqueous spore suspension of Pyricularia oryzae. The test plants were then placed in climatic chambers at 22-24 ° C and 95-99% relative humidity for 6 days. The extent of the development of the infestation on the leaves was then determined visually.
  • the plants treated with 63 ppm of compounds 1-1, 1-2, 1-3, 1-5 and 1-8 showed at most 15% and those with 16 ppm of compounds 1-1, 1-2, 1
  • the plants treated with -3, 1-5 and 1-8 did not have an infestation of more than 40%, while the plants treated with 63 and 16 ppm of the comparative compound A were 60 and 90% infected, respectively, and the untreated plants also 90%.
  • the active ingredients were a. as a 0.1% solution in acetone or b. as a 10% emulsion in a mixture of 70% by weight cyclohexanone, 20% by weight Nekanil® LN (Lutensol® AP6, wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols) and 10% by weight Wettol® EM (nonionic emulsifier based on ethoxylated castor oil) processed and with the desired concentration with acetone in the case of a. or with water in the case of b. diluted.
  • Nekanil® LN Litensol® AP6, wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols
  • Wettol® EM nonionic emulsifier based on ethoxylated castor oil
  • Example 1 Effect against Nephotettix cincticeps (green rice cicada), contact effect
  • Round filters (0 9 cm) were treated with 1 ml of the aqueous active ingredient preparation and then coated with five adult leafhoppers. Mortality was determined after 24 hours.
  • active ingredients 1-2 showed an active threshold of 0.2 mg, while the comparison active ingredients A and B had active thresholds of more than 0.2 mg.

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

Abstract

L'invention concerne des 2-(2'-pyridyloxy)phénylacétylamides substitués de formule (I) dans laquelle les substituants ont la signification suivante: R<1> = fluor, chlore, CH3 or halogénure de méthyle; R<2> = fluor, brome, alkyle ou halogénure de méthyle; R<3> = hydrogène ou bien l'un des radicaux cités dans R<2>; en outre, R<2> = 6-chlore lorsque R<3> désigne hydrogène, R<3> = 5-chlore lorsque R<2> désigne fluor, ainsi que le composé dans lequel R<1>, R<2> et R<3> représentent chlore, R<1> ne pouvant désigner chlore lorsque R<2> représente 5-trifluorométhyle et R<3> représente hydrogène. L'invention concerne également leurs procédés de production et leur utilisation pour lutter contre les champignons parasites et les parasites animaux.
EP98956860A 1997-10-29 1998-10-21 2-(2'-pyridyloxy)phenylacetylamides substitues utilises comme fongicides et pesticides Withdrawn EP1027334A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19747788A DE19747788A1 (de) 1997-10-29 1997-10-29 Substituierte 2-(2'-Pyridyloxy)phenylessigsäureamide, ihre Herstellung und Verwendung, sowie sie enthaltende Mittel
DE19747788 1997-10-29
PCT/EP1998/006683 WO1999021833A1 (fr) 1997-10-29 1998-10-21 2-(2'-pyridyloxy)phenylacetylamides substitues utilises comme fongicides et pesticides

Publications (1)

Publication Number Publication Date
EP1027334A1 true EP1027334A1 (fr) 2000-08-16

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Application Number Title Priority Date Filing Date
EP98956860A Withdrawn EP1027334A1 (fr) 1997-10-29 1998-10-21 2-(2'-pyridyloxy)phenylacetylamides substitues utilises comme fongicides et pesticides

Country Status (14)

Country Link
US (1) US6372766B1 (fr)
EP (1) EP1027334A1 (fr)
JP (1) JP2001521024A (fr)
AU (1) AU1335399A (fr)
BR (1) BR9813341A (fr)
CA (1) CA2306119A1 (fr)
DE (1) DE19747788A1 (fr)
EA (1) EA200000388A1 (fr)
HU (1) HUP0004738A2 (fr)
IL (1) IL135257A0 (fr)
PL (1) PL340403A1 (fr)
SK (1) SK4582000A3 (fr)
WO (1) WO1999021833A1 (fr)
ZA (1) ZA989808B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6559170B1 (en) 1999-12-15 2003-05-06 Dow Agroscience Llc Pyridine derivatives having fungicidal activity and processes to produce and use same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0398692B1 (fr) 1989-05-17 1996-08-21 SHIONOGI SEIYAKU KABUSHIKI KAISHA trading under the name of SHIONOGI &amp; CO. LTD. Dérivés d'alkoxyiminoacétamide et leur application comme fongicides
CA2102078A1 (fr) * 1992-11-02 1994-05-03 Akira Takase Procede d'obtention de composes de (e)-alkoxyimino- ou hydroxyiminoacetamide et de leurs intermediaires
US5506358A (en) * 1993-03-16 1996-04-09 Shionogi & Co., Ltd. Process for producing alkoxyiminoacetamide compounds
DE69422742T2 (de) 1993-03-19 2000-08-17 Merck & Co., Inc. Phenoxyphenylessigsäurederivate
TW305836B (fr) * 1994-05-20 1997-05-21 Shionogi & Co
DE19605903A1 (de) 1996-02-17 1997-08-21 Basf Ag Pyridyl-phenyl- und -benzylether, Verfahren und Zwischenprodukte zu ihrer Herstellung und ihre Verwendung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9921833A1 *

Also Published As

Publication number Publication date
AU1335399A (en) 1999-05-17
ZA989808B (en) 2000-04-28
IL135257A0 (en) 2001-05-20
SK4582000A3 (en) 2000-10-09
CA2306119A1 (fr) 1999-05-06
EA200000388A1 (ru) 2000-10-30
HUP0004738A2 (hu) 2001-04-28
JP2001521024A (ja) 2001-11-06
US6372766B1 (en) 2002-04-16
BR9813341A (pt) 2000-08-22
WO1999021833A1 (fr) 1999-05-06
DE19747788A1 (de) 1999-05-06
PL340403A1 (en) 2001-01-29

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