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EP1562950A1 - Triazolopyrimidines substituees en position 2, procedes et produits intermediaires permettant de les produire, leur utilisation pour lutter contre des champignons nuisibles et agents les contenant - Google Patents

Triazolopyrimidines substituees en position 2, procedes et produits intermediaires permettant de les produire, leur utilisation pour lutter contre des champignons nuisibles et agents les contenant

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Publication number
EP1562950A1
EP1562950A1 EP03795822A EP03795822A EP1562950A1 EP 1562950 A1 EP1562950 A1 EP 1562950A1 EP 03795822 A EP03795822 A EP 03795822A EP 03795822 A EP03795822 A EP 03795822A EP 1562950 A1 EP1562950 A1 EP 1562950A1
Authority
EP
European Patent Office
Prior art keywords
formula
compounds
alkyl
methyl
cyano
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Withdrawn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
EP03795822A
Other languages
German (de)
English (en)
Inventor
Jordi Tormo I Blasco
Carsten Blettner
Bernd Müller
Markus Gewehr
Wassilios Grammenos
Thomas Grote
Andreas Gypser
Joachim Rheinheimer
Peter Schäfer
Frank Schieweck
Anja Schwögler
Eberhard Ammermann
Siegfried Strathmann
Ulrich Schöfl
Reinhard Stierl
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
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Filing date
Publication date
Priority claimed from DE2002157394 external-priority patent/DE10257394A1/de
Application filed by BASF SE filed Critical BASF SE
Publication of EP1562950A1 publication Critical patent/EP1562950A1/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Withdrawn legal-status Critical Current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 present invention relates to 2-substituted triazolopyrimidines of the formula I,
  • A is hydrogen, hydroxy, -CC 8 alkyl, C 2 -C 8 alkenyl, Ci-Cs-alkoxy, Ci-Cg-haloalkoxy, -C-C 8 alkylamino or
  • a ' is hydrogen, -CC 8 alkyl or Ci-Ce haloalkyl
  • R X , R 2 independently of one another hydrogen, -CC 8 alkyl
  • R 1 and / or R 2 can be substituted by one to four identical or different groups R a :
  • R a halogen, cyano, nitro, hydroxy, -C-C 6 alkyl, -C-C 6 haloalkyl, Ci-C ⁇ -alkylcarbonyl, C 3 -C 6 cycloalkyl, Ci-C ⁇ -alkoxy, Ci-Cg Haloalkoxy, Ci-Cg-alkoxycarbonyl,
  • R b halogen, cyano, nitro, hydroxy, mercapto, a ino, carboxyl, aminocarbonyl, aminothiocarbonyl, alkyl, haloalkyl, alkenyl, alkenyloxy, alkynyloxy, alkoxy, haloalkoxy, alkylthio, alkylamino, dialkyla ino, formyl, alkylcarbonyl, alkylsulfonyl, Alkylsulfoxyl, alkoxycarbonyl, alkylcarbonyloxy, alkylaminocarbonyl, dialkylaminocarbonyl, alkylaminothiocarbonyl, dialkylaminothiocarbonyl, the alkyl groups in these radicals containing 1 to 6 carbon atoms and the alkenyl or alkynyl groups mentioned in these radicals containing 2 to 8 carbon atoms;
  • n 0, 1 or 2;
  • the invention relates to processes and intermediates for the preparation of these compounds, compositions containing them and their use for controlling phytopathogenic harmful fungi.
  • the present invention is based on the object of providing compounds with improved activity and / or broadened activity spectrum.
  • the compounds of the formula I have an increased activity against phytopathogenic harmful fungi compared to the known compounds.
  • a preferred subject of the present invention are compounds of formula 1.1, in which the variables and the index are as defined for formula I.
  • R 3 is cyano, hydroxyl, C 8 -C 8 -alkoxy, C ⁇ -C 8 haloalkoxy, C 3 -C 8 -halogenalkenyloxy or NR ⁇ -R 2 and Lm, R 1 , R 2 and X are as defined for formula I.
  • Thio compounds of the formula 1.1, in which X is cyano, alkoxy or haloalkoxy, are advantageously obtained by reacting halogen compounds of the formula II, in which the shark is preferably chlorine, with compounds M-X '(formula III).
  • compounds III represent an inorganic cyanide, an alkoxylate or a halogen alkoxylate.
  • the reaction is advantageously carried out in the presence of an inert solvent.
  • the cation M in formula III is of little importance; ammonium, tetraalkylammonium or alkali or alkaline earth metal salts are usually preferred for practical reasons.
  • the reaction temperature is usually from 0 to 120 ° C., preferably from 10 to 40 ° C. [cf. J. Heterocycl. Chem., Vol. 12, pp. 861-863 (1975)].
  • Suitable solvents include ethers such as dioxane, diethyl ether and, preferably tetrahydrofuran, halogenated hydrocarbons such as dichloromethane and aromatic hydrocarbons such as toluene.
  • Thioalkyl compounds of the formula II are known per se from WO 02/88127.
  • Compounds of the formula 1.1 in which X is C 1 -C 4 -Al yl (formula 1.1 '), can be prepared from compounds II, in which shark means in particular chlorine, and malonates of the formula IV.
  • X is hydrogen or C 1 -C 3 -alkyl and R C ⁇ -C 4 -alkyl. They are converted to compounds of the formula V and decarboxylated to give compounds 1.1 '[cf. US Pat. No. 5,994,360].
  • the malonates IV are known in the literature [J. At the. Chem. Soc. 64, 2714 (1942); J. Org. Chem., Vol. 39, 2172 (1974); Helv. Chim. Acta, Vol. 61, 1565 (1978)] or can be prepared according to the literature cited.
  • the subsequent saponification of the ester V takes place under generally customary conditions; depending on the various structural elements, the alkaline or acid saponification of the compounds V can be advantageous. Under the conditions of ester saponification, the decarboxylation to 1.1 'can already take place in whole or in part.
  • the decarboxylation is usually carried out at from 20 ° C. to 180 ° C., preferably from 50 ° C. to 120 ° C., in an inert solvent, if appropriate in the presence of an acid.
  • Suitable acids are hydrochloric acid, sulfuric acid, phosphoric acid, formic acid, acetic acid, p-toluenesulfonic acid.
  • Suitable solvents are water, aliphatic hydrocarbons such as pentane, hexane, cyclohexane and petroleum ether, aromatic hydrocarbons such as toluene, o-, m- and p-xylene, halogenated hydrocarbons such as methylene chloride, chloroform and chlorobenzene, ethers such as diethyl ether, diisopropyl ether, tert.
  • 5-alkyl-7-hydroxy-6-phenyltriazolopyrimidines VIII are obtained.
  • X 1 is C ⁇ ⁇ C 4 -alkyl yl or C ⁇ -C 4 haloalkyl.
  • the starting compounds VII are advantageously prepared under the conditions described in EP-A 10 02 788.
  • the 5-alkyl-7-hydroxy-6-phenyltriazolopyrimidines obtained in this way are reacted with halogenating agents to give the 7-halogenotriazolopyrimidines of the formula IX.
  • Chlorinating or brominating agents such as phosphorus oxybromide, phosphorus oxychloride, thionyl chloride, thionyl bromide or sulfuryl chloride are preferably used.
  • the reaction can be carried out in bulk or in the presence of a solvent. Usual reaction temperatures are from 0 to 150 ° C or preferably from 80 to 125 ° C [cf. EP-A 770 615].
  • This reaction is advantageously carried out at 0 ° C to 70 ° C, preferably 10 ° C to 35 ° C, preferably in the presence of an inert solvent such as ether, e.g. B. dioxane, diethyl ether or in particular tetrahydrofuran, halogenated hydrocarbons such as dichloromethane and aromatic hydrocarbons such as toluene [cf. WO 98/46608].
  • ether e.g. B. dioxane, diethyl ether or in particular tetrahydrofuran, halogenated hydrocarbons such as dichloromethane and aromatic hydrocarbons such as toluene [cf. WO 98/46608].
  • a base such as tertiary amines, for example triethylamine or inorganic amines, such as potassium carbonate, is preferred; Excess amine of formula X can also serve as a base.
  • Compounds of the formula 1.1, in which X is alkyl or haloalkyl, can also be obtained by coupling 5-halotriazolopyrimidines of the formula II with organometallic reagents of the formula XI, in which X is C 1 -C 4 -alkyl or C ⁇ C 4 - Haloalkyl is obtained.
  • the reaction is carried out using transition metal catalysis, such as Ni or Pd catalysis.
  • M represents a metal ion of valence Y, such as B, Zn or Sn.
  • This reaction can be carried out, for example, analogously to the following methods: J. Chem. Soc. Perkin Trans. 1, 1187 (1994), ibid. 1, 2345 (1996); WO 99/41255; Aust. J. Chem., Vol. 43, 733 (1990); J. Org. Chem., Vol. 43, 358 (1978); J. Chem. Soc. Chem. Commun. 866 (1979); Tetrahedron Lett., Vol. 34, 8267 (1993); ibid., vol. 33, 413 (1992).
  • the oxidation of the thiolates 1.1 to sulfones 1.2 or sulfoxides 1.3 usually takes place at temperatures from -40 ° C. to 60 ° C., preferably -40 ° C. to 40 ° C., in an inert organic solvent [cf. WO 94/14761; Synth. Commun., Vol. 16, pp. 233ff. (1986)].
  • suitable oxidizing agents are inorganic peroxides, such as hydrogen peroxide or peroxocarboxylic acids, such as peracetic acid or perbenzoic acids, in particular meta-chloroperbenzoic acid.
  • the starting materials are generally reacted with one another in equimolar amounts. It can be advantageous for the yield to use the oxidizing agent in an excess based on 1.1.
  • Compounds of the formula I in which R 3 is SR 31 (formula 1.1) are also valuable intermediates for the preparation of further compounds I.
  • This reaction usually takes place at temperatures from -20 ° C. to 120 ° C., preferably 0 ° C. to 25 ° C., in an inert organic solvent in the presence of a base [cf. Heteroat. Chem. S.313 (2000)].
  • Suitable solvents are aliphatic or aromatic hydrocarbons such as benzene, toluene, o-, m- and p-xylene, halogenated hydrocarbons, ethers such as diethyl ether, diisopropyl ether, tert-butyl methyl ether, dioxane, anisole and tetrahydrofuran, nitriles, ketones, Alcohols as well as dimethyl sulfoxide, dimethyl formamide and dimethylacetamide, particularly preferably dimethyl sulfoxide, dioxane and benzene. Mixtures of the solvents mentioned can also be used.
  • Bases generally include inorganic compounds such as alkali metal and alkaline earth metal hydrides such as lithium hydride, sodium hydride, potassium hydride and calcium hydride, and also organic bases, for example tertiary amines and bicyclic amines. Sodium hydride is particularly preferred.
  • the bases are generally used in catalytic amounts, but they can also be used in equimolar amounts, in excess or, if appropriate, as a solvent.
  • the starting materials are generally reacted with one another in equimolar amounts. It may be advantageous for the yield to use XII in an excess based on 1.2.
  • This reaction usually takes place at temperatures from 80 ° C. to 250 ° C., preferably 120 ° C. to 180 ° C., without solvent or in an inert organic solvent in the presence of a base [cf. EP-A 770 615] or in the presence of acetic acid among those from Adv. Het. Chem. Vol. 57, pp. 81ff. (1993) known conditions.
  • Suitable solvents are aliphatic hydrocarbons, aromatic hydrocarbons such as toluene, o-, m- and p-xylene, halogenated hydrocarbons, ethers, nitriles, ketones, alcohols, and also N-methylpyrrolidone, dimethyl sulfoxide, dirnethyl formamide and dirnethylacetamide.
  • the reaction is particularly preferably carried out without a solvent or in chlorobenzene, xylene, dimethyl sulfoxide, N-methylpyrrolidone. Mixtures of the solvents mentioned can also be used.
  • Suitable bases are, in particular, organic bases, for example tertiary amines such as trimethylamine, triethylamine, tri-isopropylethylamine, tributylamine and N-methylpiperidine, N-methylmorpholine, pyridine, substituted pyridines such as collidine, lutidine and 4-dimethylamino-pyridine and bicyclic amines. Tertiary amines such as tri-isopropylethylamine, tributylamine, N-methylmorpholine or N-methylpiperidine are particularly preferred.
  • the bases are generally used in catalytic amounts, but they can also be used in equimolar amounts, in excess or, if appropriate, as a solvent.
  • the starting materials are generally reacted with one another in equimolar amounts. It may be advantageous for the yield to use the base and the malonate XIII in an excess based on the triazole VI.
  • Phenylmalonates of the formula XIII are advantageously obtained from the reaction of appropriately substituted bromobenzenes with dialkylmalonates under Cu (I) catalysis [cf. Chemistry Letters, pp. 367-370 (1981); EP-A 10 02 788].
  • a halogenating agent [shark] is advantageously a chlorinating agent or a brominating agent, such as phosphorus oxybromide or phosphorus oxychloride, optionally in the presence of a solvent.
  • This reaction is usually carried out at 0 ° C. to 150 ° C., preferably at 80 ° C. to 125 ° C. [cf. EP-A 770 615].
  • Dihalopyrimidines of the formula XV are further reacted with amines of the formula X to give compounds of the formula II.
  • R 1 or R 2 contain haloalkyl or haloalkenyl groups, the (S) configuration is preferred for optically active amines of the formula X.
  • reaction mixtures are worked up in a customary manner, for example by mixing with water, separating the phases and, if appropriate, purifying the crude products by chromatography.
  • Some of the intermediate and end products are in the form of colorless or slightly brownish, viscous oils, which are freed from volatile components or purified under reduced pressure and at a moderately elevated temperature. If the intermediate and end products as solids obtained, the cleaning can also be carried out by recrystallization or digesting.
  • isomer mixtures are obtained in 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 action 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 to be combated.
  • Halogen fluorine, chlorine, bromine and iodine
  • Alkyl saturated, straight-chain or branched hydrocarbon radicals having 1 to 4, 6, 8 or 10 carbon atoms, e.g. Cx-C ⁇ -alkyl such as methyl, ethyl, propyl, 1-methylethyl, butyl, 1-methylpropyl, 2-methylpropyl, 1, 1-dimethylethyl, pentyl, 1-methylbutyl, 2-methylbutyl, 3- Methylbutyl, 2, 2-dimethylpropyl, 1-ethylpropyl, hexyl, 1, 1-dimethylpropyl, 1,2-dimethylpropyl, 1-methylpentyl, 2-methylpentyl, 3-methylpentyl, 4-methylpentyl, 1,1-dimethylbutyl , 1,2-dirnethylbutyl, 1, 3-dimethylbutyl,
  • Haloalkyl straight-chain or branched alkyl groups having 1 to 10 carbon atoms (as mentioned above), where or all of the hydrogen atoms may be substituted as mentioned above by halogen atoms partially in these groups, for example c ⁇ _ C 2 -haloalkyl such as chloromethyl, bromomethyl, dichloromethyl, Trichloroethyl, fluoromethyl, difluoroethyl, trifluoromethyl, chlorofluoromethyl, dichlorofluoromethyl, chlorodifluoromethyl, 1-chloroethyl, 1-bromoethyl, 1-fluoroethyl, 2-fluoroethyl, 2,2-di-fluoroethyl, 2, 2,2-trifluoroethyl, 2- Chloro-2-fluoroethyl, 2-chloro-2,2-difluoroethyl, 2,2-dichloro-2-fluoroethyl, 2,2,
  • Alkadienyl unsaturated, straight-chain or branched hydrocarbon radicals with 4, 6, 8 or 10 carbon atoms and two double bonds in any position;
  • Haloalkenyl unsaturated, straight-chain or branched hydrocarbon radicals having 2 to 10 carbon atoms and a double bond in any position (as mentioned above), the hydrogen atoms in these groups being partially or completely against halogen atoms as mentioned above, in particular fluorine, chlorine and bromine, can be replaced;
  • Alkynyl straight-chain or branched hydrocarbon groups with 2 to 4, 6, 8 or 10 carbon atoms and a triple bond in any position, for example C 2 -C 6 -alkynyl such as ethynyl, 1-propynyl, 2-propynyl, 1-butynyl, 2- Butynyl, 3-butynyl, l-methyl-2-propynyl, 1-pentynyl, 2-pentynyl, 3-pentynyl, 4-pentynyl, 1-methyl-2-butynyl, l-methyl-3-butynyl, 2-methyl 3-butynyl, 3-methyl-l-butynyl, 1, l-dimethyl-2-propynyl, l-ethyl-2-propynyl, 1-hexynyl, 2-hexynyl, 3-hexynyl, 4-hexynyl, 5-hexynyl, l
  • Cycloalkyl mono- or bicyclic, saturated hydrocarbon groups with 3 to 6 or 8 carbon ring members, e.g.
  • C 3 -C 8 cycloalkyl such as cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl and cyclooctyl;
  • Oxyalkyleneoxy divalent unbranched chains of 1 to 3 CH 2 groups, both valences being bonded to the skeleton via an oxygen atom, for example 0CH 2 0, 0CH 2 CH 2 0 and OCH 2 CH 2 CH 2 0;
  • 5- or 6-membered heterocyclyl containing one to three nitrogen atoms and / or one oxygen or sulfur atom or one or two oxygen and / or sulfur atoms e.g. 2-tetrahydrofuranyl, 3-tetrahydrofuranyl, 2-tetrahydrothienyl, 3-tetrahydrothienyl, 2-pyrrolidinyl, 3-pyrrolidinyl, 3-isoxazolidinyl, 4-isoxaz ⁇ lidinyl, 5-isoxazolidinyl, 3-isothiazothiazolidinyl, 4 5-isothiazolidinyl, 3-pyrazolidinyl, 4-pyrazolidinyl, 5-pyrazolidinyl, 2-0xazolidinyl, 4-0xazolidinyl, 5-0xazolidinyl, 2-thiazolidinyl, 4-thiazolidinyl, 5-thiazolidinyl, 2-imidazolidinyl, 4-imidazo- lidinyl,
  • 5-membered heteroaryl containing one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom
  • 5-ring heteroaryl groups which in addition to carbon atoms can contain one to four nitrogen atoms or one to three nitrogen atoms and one sulfur or oxygen atom as ring members , e.g.
  • 6-membered heteroaryl containing one to three or one to four nitrogen atoms 6-ring heteroaryl groups which, in addition to carbon atoms, can contain one to three or one to four nitrogen atoms as ring members, for example 2-pyridinyl, 3-pyridinyl, 4-pyridinyl, 3-pyridazinyl, 4-pyridazinyl,
  • Alkylene divalent unbranched chains from 3 to 5 CH groups, for example CH 2 , CH 2 CH 2 , CH 2 CH 2 CH 2 , CH 2 CH 2 CH 2 CH 2 and CH 2 CH 2 CH 2 CHCH 2 ;
  • Oxyalkylene divalent unbranched chains of 2 to 4 CH groups, one valence being bonded to the skeleton via an oxygen atom, for example 0CH 2 CH 2 , OCH 2 CH 2 CH 2 and 0CH 2 CH 2 CH 2 CH 2 ;
  • Oxyalkyleneoxy divalent unbranched chains from 1 to 3
  • CH groups where both valences are bound to the skeleton via an oxygen atom, for example 0CH 2 0, 0CH 2 CH 2 0 and OCH 2 CHCH0.
  • R 1 is C 1 -C 4 -alkyl or C 1 -C 8 -haloalkyl.
  • R 1 represents a group B.
  • Y 1 is hydrogen, fluorine or Ci-Cg-fluoroalkyl
  • Y 2 is hydrogen or fluorine, or Y 1 and Y 2 together form a double bond; m is 0 or 1; and
  • Y 3 is hydrogen or methyl.
  • R 1 is C 3 -C 6 cycloalkyl, which may be substituted by C ⁇ -C 4 alkyl.
  • R 1 and / or R 2 contain haloalkyl or haloalkenyl groups with a chiral center, the (S) isomers are preferred.
  • R 1 and / or R 2 contain alkyl, alkenyl or alkynyl groups with a chiral center, the (R) isomers are preferred.
  • R 1 and R 2 together with the nitrogen atom to which they are attached form a five- or six-membered ring which is interrupted by an atom from the group 0, N and S and / or can carry one or more substituents from the group halogen, Ci-C ⁇ - alkyl, C ⁇ -C 6 -haloalkyl and oxy-C ⁇ -C 3 -alkyleneoxy or in which an N and an adjacent C atom by a CC 4 - Alkylene chain can be connected.
  • R 1 and R 2 together with the nitrogen atom to which they are attached form a five- or six-membered ring which may optionally have a double bond and which may be substituted as described above.
  • R 1 and R 2 together with the nitrogen atom to which they are attached form a piperidinyl, morpholinyl or thiomorpholinyl ring, in particular a piperidinyl ring, which may have one to three groups halogen, C 1 -C 4 ⁇ alkyl or -C-C 4 haloalkyl is substituted, in particular form a piperidinyl ring substituted by 4-methyl.
  • R 1 and R 2 together with the nitrogen atom to which they are attached form a pyrrolidine ring which is optionally substituted by one or two groups of halogen, C ⁇ -C4 alkyl or C ⁇ -C 4 -Halogenalkyl, in particular substituted by 2-methyl.
  • R 3 represents hydroxy, cyano, C 1 -C 4 alkoxy or NR X R 2 .
  • Compounds I in which at least one group L is ortho to the point of attachment to the triazolopyrimidine skeleton are preferred; especially those in which m has the value 1, 2 or 3.
  • L 2 , L 4 independently of one another are hydrogen or fluorine
  • L 3 is hydrogen, fluorine, chlorine, cyano, CH 3 , SCH 3 , S0CH 3 , OCH 3 or C00CH 3 ; and L 5 is hydrogen, fluorine or CH 3 .
  • Compounds I are particularly preferred in which X is C 1 -C 4 -alkyl, in particular methyl.
  • Table 12 Compounds of the formula I in which X is methyl, L m 2-fluorine, R 3 is methoxy and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • R 2 for each connection corresponds to one row of Table A.
  • Table 28 Compounds of the formula I, in which X is methyl, Lm . 2-trifluoromethyl-4-fluorine, R 3 is methoxy and the combination of R 1 and R 2 for one connection corresponds to one row of Table A.
  • Table 40 Compounds of the formula I, in which X is methyl, L m is 2-methoxy-6-fluorine, R 3 is cyano and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 66 Compounds of the formula I, in which X is methyl, L m 2, 6-difluoro-4-methoxy, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 70 Compounds of the formula I, in which X is methyl, L m is 2-methoxy-6-fluorine, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 75 Compounds of the formula I in which X is methyl, Lm 2-chloro-4-fluoro, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 76 Compounds of the formula I, in which X is methyl, L m is 2,3-difluoro, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 78 Compounds of the formula I, in which X is methyl, Lm 2, 3,4-trifluoro, R 3 dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 79 Compounds of the formula I, in which X is methyl, L m 2-methyl, R 3 dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 80 Compounds of the formula I, in which X is methyl, L m 2, 4-dimethyl, R 3 dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 81 Compounds of the formula I in which X is methyl, Lm 2-methyl-4-chloro, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 82 Compounds of the formula I, in which X is methyl, Lm 2-fluoro-4-methyl, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 83 Compounds of the formula I, in which X is methyl, Lm 2, 6-dimethyl, R 3 dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 84 Compounds of the formula I, in which X is methyl, Lm 2, 6-dimethyl, R 3 dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 88 Compounds of the formula I in which X is methyl, L m 2-trifluoromethyl-4-fluorine, R 3 is dimethylamino and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 111 Compounds of the formula I, in which X is methyl, L m 2-methyl-4-chloro, R 3 is trifluoromethoxy and the combination of R 1 and R 2 is a 'compound in each case corresponds to a row of Table A
  • Table 112 Compounds of the formula I, in which X is methyl, m 2-fluoro-4-methyl, R 3 is trifluoromethoxy and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 113 Compounds of the formula I, in which X is methyl, L m 2, 6-dimethyl, R 3 is trifluoromethoxy and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 114 Compounds of the formula I in which X is methyl, L m 2, 4, 6-trimethyl, R 3 is trifluoromethoxy and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • Table 115 Compounds of the formula I in which X is methyl, L m is 2,6-di-fluoro-4-cyano, R 3 is trifluoromethoxy and the combination of R 1 and R 2 for each compound corresponds to one row of Table A.
  • 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, Deuter omycetes, Oomycetes and Basidiomycetes. Some of them are systemically effective and can be used in plant protection as leaf and soil fungicides. They are particularly important for combating a large number of fungi on various crops such as wheat, rye, barley, oats, rice, corn, grass, bananas, cotton, soybeans, coffee, sugar cane, wine, fruit and ornamental plants and vegetables such as cucumbers, Beans, tomatoes, potatoes and squash, as well as on the seeds of these plants.
  • crops such as wheat, rye, barley, oats, rice, corn, grass, bananas, cotton, soybeans, coffee, sugar cane, wine, fruit and ornamental plants and vegetables such as cucumbers, Beans, tomatoes, potatoes and squash, as well as on the seeds of these plants.
  • Bipolaris and Drechslera species on cereals, rice and lawn Blumeria graminis (powdery mildew) on cereals, Botrytis cinerea (gray mold) on strawberries, vegetables, ornamental plants and vines, • Erysiphe cichoracearum and Sphaerotheca fuliginea on pumpkin plants,
  • Rhizoctonia species on cotton, rice and lawn Septoria tritici and Stagonospora nodorum ' on wheat, Uncinula necator on vines,
  • the compounds I are also suitable for combating harmful fungi such as Paecilomyces variotii in material protection (e.g. wood, paper, dispersions for painting, fibers or fabrics) and in storage protection.
  • harmful fungi such as Paecilomyces variotii in material protection (e.g. wood, paper, dispersions for painting, fibers or fabrics) and in storage protection.
  • 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. Depending on the type of effect desired, the application rates in crop protection are between 0.01 and 2.0 kg of active ingredient per ha.
  • amounts of active compound of 0.001 to 1 g, preferably 0.01 to 0.05 g, are generally required per kilogram of seed.
  • 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 I can be converted into the usual formulations, e.g. 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, e.g. by stretching the active ingredient with solvents and / or carriers, if desired using emulsifiers and dispersants.
  • solvents and auxiliaries The following are essentially considered as solvents / auxiliaries:
  • Aromade e.g. Solvesso products, xylene
  • paraffins e.g. petroleum fractions
  • alcohols e.g. methanol, butanol, pentanol, benzyl alcohol
  • ketones e.g.
  • Carriers such as natural stone powder (e.g. kaolins, clays, talc, chalk) and synthetic stone powder (e.g. highly disperse silica, silicates); Emulsifiers such as nonionic and anionic emulsifiers (e.g. polyoxyethylene fatty alcohol ethers, alkyl sulfonates and aryl sulfonates) and dispersants such as lignin sulfite liquors and methyl cellulose.
  • natural stone powder e.g. kaolins, clays, talc, chalk
  • synthetic stone powder e.g. highly disperse silica, silicates
  • Emulsifiers such as nonionic and anionic emulsifiers (e.g. polyoxyethylene fatty alcohol ethers, alkyl sulfonates and aryl sulfonates) and dispersants such as lignin sulfite liquors and methyl cellulose.
  • Fatty acids and sulfated fatty alcohol glycol ethers are used, as well as condensation products of sulfonated naphthalene and naphthalene derivatives with formaldehyde, condensation products of naphthalene and naphthalene sulfonic acid with phenol and formaldehyde, polyoxyethylene octylphenol ether, ethoxylated isooctylphenol ether, octylphenol, phenyl glycol, phenyl glycol, phenyl glycol, phenyl glycol, phenyl glycol, phenyl glycol aryl polyether alcohols, alcohol and fatty alcohol ethylene oxide condensates, ethoxylated castor oil, polyoxyethylene alkyl ethers, ethoxylated polyoxypropylene, lauryl alcohol polyglycol ether acetal, sorbitol esters, lignin sulfite waste liquors and
  • mineral oil fractions from medium to high boiling points 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. Toluene, xylene, paraffin, tetrahydronaphthalene, alkylated naphthalenes or their derivatives, methanol, ethanol, propanol, butanol, cyclohexanol, cyclohexanone, isophorone, strongly polar solvents, e.g. Dimethyl sulfoxide, N-methylpyrrolidone or water into consideration.
  • mineral oil fractions from medium to high boiling points such as kerosene or diesel oil
  • coal tar oils as well as oils of vegetable or animal origin
  • aliphatic, cyclic and aromatic hydrocarbons e.g. Toluene, xylene, paraffin, tetrahydronaphthalene, alkylated
  • 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 gels, silicates, talc, kaolin, attack clay, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulfate, magnesium oxide, ground plastics, fertilizers, e.g. Ammonium sulfate, ammonium phosphate, ammonium nitrate, ureas and vegetable products such as grain flour, tree bark, wood and nutshell flour, cellulose powder and other solid carriers.
  • Mineral soils such as silica gels, silicates, talc, kaolin, attack clay, limestone, lime, chalk, bolus, loess, clay, dolomite, diatomaceous earth, calcium and magnesium sulfate, magnesium oxide, ground plastics,
  • the formulations generally contain between 0.01 and 95% by weight, preferably between 0.1 and 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 KTMR spectrum). 2004/046150
  • formulations are: 1. Products for dilution in water
  • a Water-soluble concentrates (SL) 10 parts by weight of a compound according to the invention are dissolved in water or a water-soluble solvent. Alternatively, wetting agents or other aids are added. The active ingredient dissolves when diluted in water.
  • a compound according to the invention 20 parts by weight of a compound according to the invention are dissolved in cyclohexanone with the addition of a dispersant e.g. Polyvinyl pyrrolidone dissolved. When diluted in water, a dispersion results.
  • a dispersant e.g. Polyvinyl pyrrolidone
  • a compound according to the invention 40 parts by weight of a compound according to the invention are dissolved in xylene with the addition of calcium dodecylbenzenesulfonate and castor oil ethoxylate (5% each). This mixture is introduced into water using an emulsifying machine (ultraturax) and brought to a homogeneous emulsion. Dilution in water results in an emulsion.
  • a compound according to the invention 20 parts by weight of a compound according to the invention are comminuted in a stirred ball mill with the addition of dispersing and wetting agents and water or an organic solvent to give a fine active ingredient suspension. Dilution in water results in a stable suspension of the active ingredient.
  • a compound according to the invention 50 parts by weight of a compound according to the invention are finely ground with the addition of dispersing and wetting agents and are prepared as water-dispersible or water-soluble granules by means of technical devices (for example extrusion, spray tower, fluidized bed). Dilution in water results in a stable dispersion or solution of the active ingredient.
  • technical devices for example extrusion, spray tower, fluidized bed. Dilution in water results in a stable dispersion or solution of the active ingredient.
  • WP, SP Water-dispersible and water-soluble powders
  • 75 parts by weight of a compound according to the invention are ground in a rotor-strator mill with the addition of dispersing and wetting agents and silica gel. Dilution in water results in a stable dispersion or solution of the active ingredient.
  • a compound according to the invention 0.5 part by weight is ground finely and combined with 95.5% carriers.
  • Common processes are extrusion, spray drying or fluidized bed. This gives granules for direct application.
  • 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, oldispersions, pastes, dusts, sprinkling 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 application forms can be prepared from emulsion concentrates, pastes or wettable powders (wettable powders, old dispersions) by adding water.
  • the substances as such or dissolved in an oil or solvent can be homogenized in water by means of wetting agents, adhesives, dispersants or emulsifiers.
  • concentrates composed of an active substance, wetting agents, adhesives, dispersants or emulsifiers and possibly solvents or oil which are suitable for dilution with water.
  • the active ingredient concentrations in the ready-to-use preparations can be varied over a wide range. In general, they are between 0.0001 and 10%, preferably between 0.01 and 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, wetting agents, adjuvants, herbicides, fungicides, other pesticides, bactericides can be added to the active compounds, if appropriate also only immediately before use (tank mix). These agents are usually added to the agents according to the invention in a weight ratio of 1:10 to 10: 1.
  • compositions according to the invention can also be present together with other active compounds which, e.g. with herbicides, insecticides, growth regulators, fungicides or also 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 activity spectrum in many cases.
  • Acylalanines such as benalaxyl, metalaxyl, ofurace, oxadixyl,
  • Amine derivatives such as aldimorph, dodine, dodemorph, fenpropimorph, fenpropidin, guazatine, iminoctadine, spiroxamine, tridemorph
  • Anilinopyrimidines such as pyrimethanil, mepanipyrim or cyrodinyl,
  • Antibiotics such as cycloheximide, griseofulvin, kasugamycin, nathomycin, polyoxin or streptomycin,
  • azoles such as bitertanol, bromoconazole, cyproconazole, Difenocona- Zole, Dinitroconazol, epoxiconazole, fenbuconazole, Fluquicona- zol, flusilazole, hexaconazole, imazalil, metconazole, Myclobuta- nil, penconazole, propiconazole, prochloraz, prothioconazole, Te buconazol, triadimefon, triadimenol , Triflumizole, triticonazole,
  • Dicarboximides such as iprodione, myclozolin, procymidone, vinclozoline, Dithiocarbamates such as Ferbam, Nabam, Maneb, Mancozeb, Metam, Metiram, Propineb, Polycarbamat, Thiram, Ziram, Zineb,
  • Heterocyclic compounds such as anilazine, benomyl, boscalid, carbendazim, carboxin, oxycarboxin, cyazofamid, Dazomet, dithianon, famoxadone, fenamidon, fenarimol, fuberidazole, flutolanil, furametpyr, isoprothiolan, meolon, pro nomenol, nupronilan probes Pyrifenox, pyroguilone, quinoxyfen, silthio-fm, thiabendazole, thifluzamide, thiophanate-methyl, tiadinil, tricyclazole, triforins,
  • Copper fungicides such as Bordeaux broth, copper acetate, copper oxychloride, basic copper sulfate,
  • Nitrophenyl derivatives such as binapacryl, dinocap, dinobuton, nit ophthal-isopropyl
  • Phenylpyrroles such as fenpiclonil or fludioxonil
  • fungicides such as acibenzolar-S-methyl, benthiavalicarb, carpropamide, chlorothalonil, cyflufenamid, cymoxanil, Dazomet, diclomezin, diclocymet, diethofencarb, edifenphos, ethaboxam, fenhexamide, fentin acetate, fenoxanil, fosyl- setam, fosimone-, ferimzone, ferimzone, ferimzone
  • Strobilurins such as azoxystrobin, dimoxystrobin, fluoxastrobin,
  • Sulfenic acid derivatives such as Captafol, Captan, dichlofluanid, Folet, Tolylfluanid
  • Cinnamic acid amides and analogues such as Dirnetho orph, Flumetover or Flumorph.
  • Example 1 Preparation of 5-cyano-6- (2,4, 6-trifluorophenyl) -7- (4-methylpiperidin-l-yl) -2-thio-methyl- [1,2,4] -triazolo [1, 5-a] pyrimidine
  • the reaction mixture was treated with methyl tert. Butyl ether (MTBE) extracted, after phase separation the organic phase was washed with water and dried. After the solvent had been distilled off, the residue was chromatographed on silica gel. The product obtained was taken up in dilute HCl solution and the solution was kept at 80 ° C. for about 24 hours. After cooling, it was washed with aq. NaOH solution adjusted a pH of 5 and the solution with methyl tert. Butyl ether (MTBE) extracted. The combined organic phases were dried and freed from the solvent. After chromatography on silica gel, 0.73 g of the title compound of mp. 149 ° C.
  • the active ingredients were prepared as a stock solution with 0.25% by weight of active ingredient in acetone or DMSO. This solution was 1% by weight
  • Emulsifier Uniperol® EL wetting agent with emulsifying and dispersing action based on ethoxylated alkylphenols
  • Leaves of potted plants of the "Large meat tomato St. Pierre” were sprayed with an aqueous suspension in the active ingredient concentration given below to the point of dripping wet. The following day, the leaves were infected with an aqueous spore suspension of Alternaria solani in 2% biomalt solution with a density of 0.17 x 10 6 spores / ml. The plants were then placed in a water vapor-saturated chamber at temperatures between 20 and 22 ° C. After 5 days, the blight on the untreated but infected control plants had developed so strongly that the infestation could be determined visually in%.

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  • Life Sciences & Earth Sciences (AREA)
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  • Chemical & Material Sciences (AREA)
  • Dentistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Plant Pathology (AREA)
  • General Health & Medical Sciences (AREA)
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Abstract

L'invention se rapporte à des triazolopyrimidines substituées en position 2, définies par la formule (I) dans laquelle les substituants ont la signification suivante : L représente halogène, cyano, nitro, alkyle, alcényle, alcynyle, halogénure d'alkyle, halogénure d'alcényle, alcoxy, alcényloxy, alcynyloxy, halogénure d'alcoxy ou -C(=O)-A ou S(=O)pA', A et A' étant tels que définis dans la description, p représentant 0, 1 ou 2, et m représentant 1, 2, 3, 4 ou 5 ; X représente cyano, alkyle, halogénure d'alkyle, alcoxy ou halogénure d'alcoxy ; R<1>, R<2> représentent hydrogène, alkyle, halogénure d'alkyle, cycloalkyle, halogénure de cycloalkyle, alcényle, alcadiényle, halogénure d'alcényle, cycloalcényle, alcynyle, halogénure d'alcynyle ou cycloalcynyle, phényle, naphthyle ou un hétérocycle saturé, partiellement insaturé ou aromatique comprenant cinq à dix chaînons et un à quatre hétéroatomes sélectionnés dans le groupe rassemblant les éléments O, N ou S, R<1> et R<2> pouvant en outre former avec l'atome d'azote auquel ils sont reliés un cycle à cinq ou six chaînons qui peut être interrompu par un atome issu du groupe rassemblant les éléments O, N et S, et R<1> et/ou R<2> pouvant être substitué(s) tel qu'explicité dans la description ; et R<3> représente cyano, hydroxy, alcoxy, alcényloxy, halogénure d'alcoxy, halogénure d'alcényloxy, NR<1>R<2> ou S(O)nR<31>, n et R<31> étant tels que définis dans la description. L'invention concerne en outre des procédés et des produits intermédiaires permettant de produire ces composés, des agents les contenant ainsi que leur utilisation pour lutter contre des champignons phytopathogènes.
EP03795822A 2002-11-15 2003-11-14 Triazolopyrimidines substituees en position 2, procedes et produits intermediaires permettant de les produire, leur utilisation pour lutter contre des champignons nuisibles et agents les contenant Withdrawn EP1562950A1 (fr)

Applications Claiming Priority (5)

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DE10253592 2002-11-15
DE10253592 2002-11-15
DE10257394 2002-12-06
DE2002157394 DE10257394A1 (de) 2002-12-06 2002-12-06 2-Substituierte Triazolopyrimidine, Verfahren zu ihrer Herstellung und ihre Verwendung zur Bekämpfung von Schadpilzen sowie sie enthaltende Mittel
PCT/EP2003/012774 WO2004046150A1 (fr) 2002-11-15 2003-11-14 Triazolopyrimidines substituees en position 2, procedes et produits intermediaires permettant de les produire, leur utilisation pour lutter contre des champignons nuisibles et agents les contenant

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US (1) US20060079537A1 (fr)
EP (1) EP1562950A1 (fr)
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BR (1) BR0316017A (fr)
PL (1) PL376881A1 (fr)
WO (1) WO2004046150A1 (fr)

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US20080132412A1 (en) * 2004-12-17 2008-06-05 Basf Aktiengesellschaft 7-Amino-6-Heteroaryl-1,2,4-Triazolo[1,5-A]Pyrimidines and Their Use for Controlling Harmful Fungi
EP1910373A1 (fr) * 2005-07-27 2008-04-16 Basf Se 6-phenyle-triazolopyrimidinylamines fongicides
EP1909580A1 (fr) * 2005-07-27 2008-04-16 Basf Se 5-methyle-6-phenyle-pyrazolopyrimidinylamines fongicides

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DE3130633A1 (de) * 1981-08-01 1983-02-17 Basf Ag, 6700 Ludwigshafen 7-amino-azolo(1,5-a)pyrimidine und diese enthaltende fungizide
US5817663A (en) * 1996-10-07 1998-10-06 American Cyanamid Company Pentafluorophenylazolopyrimidines
DE10121102A1 (de) * 2001-04-27 2002-11-07 Bayer Ag Triazolopyrimidine
DE10121162A1 (de) * 2001-04-30 2002-10-31 Bayer Ag Triazolopyrimidine

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PL376881A1 (pl) 2006-01-09
AU2003298117A1 (en) 2004-06-15

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