EP0934284A1 - Substituierte 2-amino-4-alkylamino-1,3,5-triazine als herbizide - Google Patents

Substituierte 2-amino-4-alkylamino-1,3,5-triazine als herbizide

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Publication number
EP0934284A1
EP0934284A1 EP97910378A EP97910378A EP0934284A1 EP 0934284 A1 EP0934284 A1 EP 0934284A1 EP 97910378 A EP97910378 A EP 97910378A EP 97910378 A EP97910378 A EP 97910378A EP 0934284 A1 EP0934284 A1 EP 0934284A1
Authority
EP
European Patent Office
Prior art keywords
ethyl
propylamino
phenyl
group
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Withdrawn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
EP97910378A
Other languages
German (de)
English (en)
French (fr)
Inventor
Hans-Jochem Riebel
Stefan Lehr
Uwe Stelzer
Yukiyoshi Watanabe
Markus Dollinger
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 AG
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 Bayer AG filed Critical Bayer AG
Publication of EP0934284A1 publication Critical patent/EP0934284A1/de
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • 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
    • A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
    • 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
    • A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
    • A01N43/66—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
    • A01N43/68—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms with two or three nitrogen atoms directly attached to ring carbon atoms
    • 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
    • A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
    • A01N43/66—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
    • A01N43/68—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms with two or three nitrogen atoms directly attached to ring carbon atoms
    • A01N43/70—Diamino—1,3,5—triazines with only one oxygen, sulfur or halogen atom or only one cyano, thiocyano (—SCN), cyanato (—OCN) or azido (—N3) group directly attached to a ring carbon atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/14—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom
    • C07D251/16—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom to only one ring carbon atom
    • C07D251/18—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom to only one ring carbon atom with nitrogen atoms directly attached to the two other ring carbon atoms, e.g. guanamines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links

Definitions

  • the invention relates to new substituted 2-amino-4-alkylamino-l, 3,5-triazines, processes and new intermediates for their preparation and their use as
  • R 1 represents in each case optionally substituted alkyl having 2 to 6 carbon atoms or cycloalkyl having 3 to 6 carbon atoms,
  • R 2 represents hydrogen or alkyl having 1 to 4 carbon atoms
  • A represents oxygen or methylene
  • Ar stands for optionally substituted phenyl, naphthyl or heterocyclyl
  • Z represents hydrogen, halogen or optionally substituted in each case
  • R 1 , R 2 , A and Ar have the meaning given above,
  • R ' represents alkyl
  • R 1 , R 2 , A, Ar and Z have the meaning given above and X 1 represents halogen or alkoxy,
  • X 2 represents halogen or alkoxy
  • R 1 , R 2 , A and Ar have the meaning given above,
  • the new substituted 2-amino-4-alkylamino-l, 3,5-triazines of the general formula (I) are notable for strong and selective herbicidal activity.
  • the compounds of the general formula (I) according to the invention contain at least one asymmetrically substituted carbon atom and can therefore be present in various enantiomeric (R- and S-configured forms) or diastereomeric forms.
  • the invention relates both to the various possible individual enantiomeric or stereoisomeric forms of the compounds of the general formula (I) and to the mixtures of these isomeric compounds.
  • hydrocarbon chains such as alkyl - in each case in connection with heteroatoms, such as in alkoxy or alkylthio - are in each case straight-chain or branched.
  • Halogen generally represents fluorine, chlorine, bromine or iodine, preferably fluorine, chlorine or bromine, in particular fluorine or chlorine.
  • the invention preferably relates to compounds of the formula (I) in which
  • R 2 represents hydrogen, methyl or ethyl
  • A represents oxygen or methylene
  • Ar stands for optionally substituted phenyl, naphthyl or heterocyclyl
  • the possible heterocyclyl groupings are preferably selected from the following group:
  • the invention relates in particular to compounds of the formula (I) in which
  • R 1 each represents ethyl, n- or i-propyl, n-, i-, s- or t-butyl optionally substituted by hydroxyl, cyano, fluorine, chlorine, methoxy or ethoxy or each in each case optionally by cyano, fluorine, chlorine, Methyl or ethyl-substituted cyclopropyl, cyclobutyl, cyclopentyl or cyclohexyl,
  • R 2 represents hydrogen or methyl
  • A represents oxygen or methylene
  • Ar stands for optionally substituted phenyl, naphthyl or heterocyclyl
  • the possible heterocyclyl groupings are preferably selected from the following group:
  • Furyl benzo lactidyl, dihydrobenzo colryl, tetrahydro colryl, thienyl, benzothienyl, thiazolyl, benzthiazolyl, oxazolyl, benzoxazolyl, thiadiazolyl, oxadiazolyl, pyrazolyl, pyrrolyl, quinolinyl, isoquinolinyl, pyridinyl and pyrimidinyl
  • Hydrogen methyl, ethyl, n- or i-propyl, n-, i-, s- or t-butyl, fluoromethyl, difluoromethyl, trifluoromethyl, chloromethyl, dichloromethyl, chlorofluoromethyl, chlorobromomethyl, chlorodifluoromethyl, fluorodichloromethyl, bromodifluoromethyl, Trichloromethyl, 1-fluoro-ethyl, 2-fluoro-ethyl, 1-chloro-ethyl, 2-chloro-ethyl, 1-chloro-1-fluoro-ethyl, 1-fluoropropyl, 2-fluoropropyl, 3-fluoro-propyl, 1-fluoro-1-methyl-ethyl, 2-fluoro-1-methyl-ethyl, 1-chloro-1-methyl-ethyl, 1-fluoro-1-methyl-propyl, 1-chloro- 1-ethyl-
  • 1-methoxycarbonyl-methyl 1 -acetyl-1-ethoxycarbonyl-methyl, methoxymethyl, 1, 1-dimethoxy-methyl, 1-methoxyethyl, 2-methoxy-ethyl, 1,1-dimethoxy-ethyl, ethoxy-methyl, 1 - Ethoxyethyl, 2-ethoxy-ethyl, 2-methoxy-1-methyl-ethyl, 2-methoxy-l-ethyl-ethyl, 2-ethoxy-1-methyl-ethyl, 2-ethoxy-l-ethyl-ethyl, methylthiomethyl, Ethylthiomethyl, 1-methylthio-ethyl, 2-methylthioethyl, 1-ethylthio-ethyl, 2-ethylthioethyl, methylsulfinylmethyl, ethylsulfinylmethyl, methylsulfonylmethyl, e
  • Group 25 has, for example, the meanings given above in Group 1.
  • Group 25 has, for example, the meanings given above in Group 1.
  • Group 40 has, for example, the meanings given above in Group 1.
  • Group 70 has, for example, the meanings given above in Group 1.
  • Group 74 has, for example, the meanings given above in Group 1.
  • Group 82 has, for example, the meanings given above in Group 1.
  • Formula (II) provides a general definition of the substituted biguanides to be used as starting materials in process (a) according to the invention for the preparation of compounds of the formula (I).
  • R 1 , R 2 , A and Ar have preferably or in particular those meanings which have already been given above in connection with the description of the compounds of the formula (I) according to the invention preferably or as particularly preferred for R 1 , R 2 , A and Ar.
  • the following may be mentioned as examples of the substituted biguanides of the formula (II):
  • Suitable acid adducts of compounds of the formula (II) are their addition products with protonic acids, such as e.g. with hydrogen chloride (hydrogen chloride), hydrogen bromide (hydrogen bromide), sulfuric acid, methanesulfonic acid, benzenesulfonic acid and p-toluenesulfonic acid.
  • protonic acids such as e.g. with hydrogen chloride (hydrogen chloride), hydrogen bromide (hydrogen bromide), sulfuric acid, methanesulfonic acid, benzenesulfonic acid and p-toluenesulfonic acid.
  • R 1 , R 2 , A and Ar have the meaning given above,
  • reaction auxiliary e.g. Hydrogen chloride
  • diluent e.g. n-decane or
  • 1,2-dichlorobenzene at temperatures between 100 ° C and 200 ° C (see. EP 492615, manufacturing examples).
  • substituted alkylamino compounds of the general formula (VI) required for this as products are known and / or can be prepared by processes known per se (cf. J. Med. Chem. 10 (1967); 717-724; J. Am. Chem. Soc. 97 (1975), 6900-6901; Tetrahedron Lett. 35 (1994), 3745-3746; DE 3222152; DE 3221540; EP 355351; EP 601486; production examples).
  • Formula (I) further alkoxycarbonyl compounds to be used as starting materials are generally defined by the formula (III).
  • Z preferably or in particular has the meaning which has already been mentioned above in connection with the description of the compounds of the formula (I) according to the invention preferably or as particularly preferred for Z;
  • R ' is preferably
  • the starting materials of the formula (III) are known synthetic chemicals.
  • the substituted triazines to be used as starting materials in process (b) according to the invention for the preparation of compounds of the formula (I) are characterized by
  • R 1 , R 2 , A, Ar and Z preferably or in particular 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, preferably or as particularly preferred for R 1 , R 2 , A, Ar and Z specified were;
  • X 1 preferably represents fluorine, chlorine, bromine, methoxy or ethoxy, in particular chlorine or methoxy.
  • X 1 and Z have the meaning given above and X 3 represents halogen
  • R 1 , R 2 , A and Ar have the meaning given above,
  • an acid acceptor e.g. Ethyldiisopropylamine
  • a diluent e.g. Tetrahydrofuran or dioxane
  • Formula (V) generally defined.
  • Z preferably or in particular has the meaning which has already been mentioned above in connection with the description of the compounds of the formula (I) according to the invention preferably or as particularly preferred for Z;
  • X 2 preferably represents fluorine, chlorine, bromine, methoxy or ethoxy, in particular chlorine or methoxy.
  • the starting materials of the general formula (V) are known and / or can be prepared by processes known per se (cf. WO 95/11237).
  • Formula (VI) provides a general definition of the substituted alkylamines to be used further as starting materials in process (c) according to the invention.
  • R 1 , R 2 , A and Ar preferably or in particular 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 preferably or as particularly preferred for R 1 , R 2 , A and Ar were given.
  • the starting materials of the general formula (VI) are known and / or can be prepared by processes known per se (cf. DE 3426919; DE 4000610; DE 4332738, EP 320898; EP 443606; Tetrahedron: Asymmetry 5 (1994), 817-820 ;
  • Suitable reaction auxiliaries for processes (a), (b) and (c) are generally the customary inorganic or organic bases or acid acceptors. These preferably include alkali metal or alkaline earth metal acetates, amides, carbonates, bicarbonates, 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, lithium, sodium, potassium or calcium hydroxide, Sodium or potassium methoxide, ethanolate, n or i propanolate, n, i, s or t butanolate; also basic organic nitrogen compounds, such as, for example, trimethylamine, triethylamine, tripropylamine, tributylamine, ethyldiisopropylamine, N, N-dimethylcyclohexylamine, dicyclohexylamine, ethyldicyclohexylamine, N, N-dimethylaniline, N, N-dimethyl benzylamine, pyridine, 2-methyl, 3-methyl, 4-methyl, 2,4-dimethyl, 2,6-dimethyl, 3,4-dimethyl and 3,5-dimethyl-pyridine, 5-ethyl-2-methyl-pyridine, 4-dimethylamino
  • Inert organic solvents are particularly suitable as diluents for carrying out processes (a), (b) and (c) according to the invention. These include in particular aliphatic, alicyclic or aromatic, optionally halogenated hydrocarbons, such as, for example, gasoline, benzene, toluene, xylene, chlorobenzene, dichlorobenzene, petroleum ether, hexane, cyclohexane, dichloromethane, chloroform,
  • Ethers such as diethyl ether, diisopropyl ether, dioxane, tetrahydrofuran or ethylene glycol dimethyl or diethyl ether; Ketones, such as methyl isopropyl ketone 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 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, diethylene glycol monomethyl ether, diethylene glycol monomethyl ether, diethylene glycol
  • reaction temperatures can be varied within a substantial range when carrying out processes (a), (b) and (c). In general, temperatures between 0 ° C and 300 ° C, preferably between 10 ° C and 250 ° C.
  • the processes (a), (b) and (c) 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 agitated several hours at the required temperature. Working up is carried out according to customary methods (cf. the production examples).
  • the active compounds according to the invention can be used as defoliants, desiccants, haulm killers and in particular as weed killers.
  • the active compounds according to the invention can e.g. can be used in the following plants:
  • Pisum Solanum, Linum, Ipomoea, Vicia, Nicotiana, Lycopersicon, Arachis, Brassica, Lactuca, Cucumis, Cucurbita.
  • the compounds are suitable for total weed control, e.g. on industrial and track systems and on paths and squares with and without tree cover.
  • the compounds 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 pastures and for selective weed control in annual crops.
  • the compounds of formula (I) according to the invention are particularly 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 can be converted into the customary formulations, such as solutions, emulsions, wettable powders, suspensions, powders, dusts, pastes, soluble powders, granules, suspension emulsion concentrates, active substance-impregnated natural and synthetic substances and very fine encapsulations in polymeric substances .
  • formulations are prepared in a known manner, e.g. B. by mixing the active ingredients with extenders, ie liquid solvents and / or solid carriers, optionally using surface-active agents, ie emulsifiers and / or dispersants and / or foam-generating agents.
  • organic solvents can also be used as auxiliary solvents.
  • auxiliary solvents e.g. organic 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.
  • 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.
  • 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 and granules from organic material such as sawdust, coconut shells, corn cobs and tobacco stems; as emulsifying and / or foaming agents are possible: e.g.
  • nonionic and anionic emulsifiers such as polyoxyethylene fatty acid esters, polyoxyethylene fatty alcohol ethers, e.g. Alkyl aryl 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, e.g. 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
  • Active ingredient preferably between 0.5 and 90%.
  • the active compounds according to the invention can also be used for combating weeds, in a mixture with known herbicides, finished formulations or tank mixes being possible.
  • herbicides are suitable for the mixtures, for example acetochlor,
  • Simazine Simetryn, Sulcotrione, Sulfentrazone, Sulfometuron (-methyl), Sulfosate, Tebutam, Tebuthiuron, Terbuthylazine, Terbutryn, Thenylchlor, Thiafluamide, Thiazopyr, Thidiazimin, Thifensulfuron (-methyl), Thioben, Trallonium, Sulfuron, Trihydro -methyl), triclopyr, tridiphane, trifluralin and triflusulfuron.
  • 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.
  • the preparation and use of the active compounds according to the invention can be seen from the examples below.
  • the reaction can also be carried out at the same temperature without a solvent - i.e. in the melt - be carried out.
  • Example (II-1) Analogously to Example (II-1), it is also possible, for example, to prepare the compounds of the formula (II) listed in Table 2 below or their hydrochlorides.
  • 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 about 24 hours, the active ingredient preparation is poured onto the floor.
  • the amount of water per unit area is expediently kept constant.
  • the concentration of active substance in the preparation is irrelevant, the only decisive factor is the amount of active substance applied per unit area.
  • the degree of damage to the plants is rated in% damage compared to the development of the untreated control.
  • Cultivated plants e.g. Corn, wheat and cotton, strong activity against weeds (see Table A).
  • WiikstoiV according to effort- maize tree- alope- digi- abu- galium matriManufacturing sample no. amount (g ai / ha) wool curus taria tilon caria
  • 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.
  • 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 in
  • the degree of damage to the plants is rated in% damage compared to the development of the untreated control.

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  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth 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)
  • Plural Heterocyclic Compounds (AREA)
EP97910378A 1996-10-10 1997-09-29 Substituierte 2-amino-4-alkylamino-1,3,5-triazine als herbizide Withdrawn EP0934284A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19641691 1996-10-10
DE19641691A DE19641691A1 (de) 1996-10-10 1996-10-10 Substituierte 2-Amino-4-alkylamino-1,3,5-triazine
PCT/EP1997/005318 WO1998015537A1 (de) 1996-10-10 1997-09-29 Substituierte 2-amino-4-alkylamino-1,3,5-triazine als herbizide

Publications (1)

Publication Number Publication Date
EP0934284A1 true EP0934284A1 (de) 1999-08-11

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EP97910378A Withdrawn EP0934284A1 (de) 1996-10-10 1997-09-29 Substituierte 2-amino-4-alkylamino-1,3,5-triazine als herbizide

Country Status (10)

Country Link
US (2) US6346503B1 (ko)
EP (1) EP0934284A1 (ko)
JP (1) JP2001501633A (ko)
KR (1) KR100555369B1 (ko)
CN (1) CN1110486C (ko)
AU (1) AU727538B2 (ko)
BR (1) BR9712509A (ko)
CA (1) CA2267928C (ko)
DE (1) DE19641691A1 (ko)
WO (1) WO1998015537A1 (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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DE19744711A1 (de) * 1997-10-10 1999-04-15 Bayer Ag Substituierte 2,4-Diamino-1,3,5-triazine
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US6403794B2 (en) 2002-06-11
AU4779097A (en) 1998-05-05
BR9712509A (pt) 1999-10-19
DE19641691A1 (de) 1998-04-16
KR20000048768A (ko) 2000-07-25
CA2267928C (en) 2007-09-25
US6346503B1 (en) 2002-02-12
KR100555369B1 (ko) 2006-03-03
CN1110486C (zh) 2003-06-04
WO1998015537A1 (de) 1998-04-16
JP2001501633A (ja) 2001-02-06
CA2267928A1 (en) 1998-04-16
US20020016459A1 (en) 2002-02-07
AU727538B2 (en) 2000-12-14

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