WO2011021580A1 - A-87774化合物又はその塩、それらの製法及びそれらを有効成分として含有する農薬 - Google Patents
A-87774化合物又はその塩、それらの製法及びそれらを有効成分として含有する農薬 Download PDFInfo
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- 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
- A01N63/00—Biocides, pest repellants or attractants, or plant growth regulators containing microorganisms, viruses, microbial fungi, animals or substances produced by, or obtained from, microorganisms, viruses, microbial fungi or animals, e.g. enzymes or fermentates
- A01N63/20—Bacteria; Substances produced thereby or obtained therefrom
- A01N63/28—Streptomyces
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- 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
- A01N63/00—Biocides, pest repellants or attractants, or plant growth regulators containing microorganisms, viruses, microbial fungi, animals or substances produced by, or obtained from, microorganisms, viruses, microbial fungi or animals, e.g. enzymes or fermentates
- A01N63/10—Animals; Substances produced thereby or obtained therefrom
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- 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
- A01N57/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
- C07G11/00—Antibiotics
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H99/00—Subject matter not provided for in other groups of this subclass
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
- C12N1/205—Bacterial isolates
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P1/00—Preparation of compounds or compositions, not provided for in groups C12P3/00 - C12P39/00, by using microorganisms or enzymes
- C12P1/06—Preparation of compounds or compositions, not provided for in groups C12P3/00 - C12P39/00, by using microorganisms or enzymes by using actinomycetales
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P11/00—Preparation of sulfur-containing organic compounds
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P9/00—Preparation of organic compounds containing a metal or atom other than H, N, C, O, S or halogen
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
- C12R2001/00—Microorganisms ; Processes using microorganisms
- C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
- C12R2001/465—Streptomyces
Definitions
- the present invention relates to an A-87774 compound or a salt thereof, a microorganism producing them, a production method thereof, an agrochemical (especially herbicide or plant growth regulator) containing them as an active ingredient, a method using them, and a microorganism Relates to the culture.
- Microorganisms produce various physiologically active substances, and some of them are effectively used to improve productivity in the agricultural field.
- milbemycins, avermectins and spinosyns have been put to practical use as insecticides, and blasticidin and kasugamycin as fungicides.
- bialaphos has been commercialized in the field of herbicides.
- Microbial metabolites have the advantage of being easily degraded in the environment when used as pesticides, and this can be said to be a desirable property that future pesticides should have when considering the environmental burden.
- compounds having herbicidal activity other than the above compounds have not been put into practical use, and production of novel active substances is desired.
- the object of the invention is to provide a novel A-87774 compound having a herbicidal activity or plant growth regulating activity or a salt thereof, a microorganism producing them, a process for producing them, an agrochemical containing them as an active ingredient (especially herbicide or plant growth Regulators), methods of using them, and microbial cultures.
- the present invention relates to an A-87774 compound represented by A-87774-1, A-87777-2 or A-87774-3 or a salt thereof, a microorganism producing the compound, a method for producing the compound, Contains agrochemicals (especially herbicides and plant growth regulators) contained as active ingredients, herbicidal methods using the compounds and methods for regulating plant growth, cultures obtainable by culturing the microorganisms, and the cultures Provide pesticides.
- agrochemicals especially herbicides and plant growth regulators
- novel A-87774 compound of the present invention has an excellent herbicidal action or plant growth regulating action, and is useful as an agricultural chemical (particularly a herbicide or plant growth regulating agent).
- FIG. 1 shows the 1 H-nuclear magnetic resonance spectrum of Compound A-87774-1.
- FIG. 2 shows the 13 C-nuclear magnetic resonance spectrum of the same compound.
- FIG. 3 shows an infrared absorption spectrum of the same compound.
- FIG. 4 shows the 1 H-nuclear magnetic resonance spectrum of Compound A-88774-2.
- FIG. 5 shows the 13 C-nuclear magnetic resonance spectrum of the same compound.
- FIG. 6 shows an infrared absorption spectrum of the same compound.
- FIG. 7 shows the 1 H-nuclear magnetic resonance spectrum of Compound A-87774-3.
- FIG. 8 shows the 13 C-nuclear magnetic resonance spectrum of the same compound.
- FIG. 9 shows an infrared absorption spectrum of the same compound.
- the salt of the A-87774 compound can be any salt as long as the herbicidal action or plant growth regulating action of the A-87774 compound is not impaired.
- Salts of A-87774 compounds include, for example, salts with alkali metals or alkaline earth metals such as sodium, potassium, magnesium, calcium salts; ammonium salts; or organic amines such as isopropylamine and triethylamine. It can be a salt, preferably a sodium salt.
- the A-87774 compound of the present invention can be isolated from a culture by culturing a microorganism.
- Examples of the strain belonging to the genus Streptomyces used in the production method of Compound A-87774 of the present invention include Streptomyces sp. SANK 61805 strain.
- the mycological characteristics of SANK 61805 strain are as follows. The taxonomic analysis of SANK 61805 morphological properties, various culture media properties, physiological properties, chemical taxonomic properties and 16S rRNA genes are described in "Classification and Identification of Actinomycetes" (Japan Society for Actinomycetes) Ed., Published by the Japan Society for Administrative Affairs, 2001).
- the SANK 61805 strain was cultured for 14 days at 28 ° C. on an agar medium defined by ISP (International Streptomyces Project) and then observed under a microscope.
- the basic mycelium stretches and branches well and shows light yellowish tea, yellowish tea to grayish brown. No mycelial tearing or zigzag elongation like Nocardia spp. Is observed.
- the aerial hyphae are simply branched and show white, brownish ash to ash yellow tea. 10 to 50 or more spore linkages are formed at the tip of the aerial hyphae, and the spore linkages are linear and rarely helical.
- the surface structure observed with a scanning electron microscope shows a smooth shape.
- the spores are elliptical and have a size of 0.4 to 0.8 ⁇ 0.8 to 1.2 ⁇ m.
- special organs such as axle branches of the aerial hyphae, mycorrhiza and spores are not observed.
- Table 1 shows the properties after 14 days of culture on various culture media at 28 ° C.
- the color tone display indicates the color chip number of the "Standard Color Chart" of the Japan Color Research Institute version using the Munsell method.
- Physiological properties Table 2 shows the physiological properties of the SANK 61805 strain observed for 2 to 21 days after culturing at 28 ° C.
- this strain was identified as Streptomyces sp. SANK 61805 strain (hereinafter referred to as “SANK 61805 strain” in this specification).
- this strain was internationally transferred to the National Institute of Advanced Industrial Science and Technology Patent Biological Deposit Center (address: 1-1-1 Higashi 1-1-1, Tsukuba City, Ibaraki, Japan) on June 19, 2007.
- the deposit number is FERM BP-10840.
- actinomycetes are susceptible to mutation in nature or by artificial manipulation (eg, ultraviolet irradiation, radiation irradiation, chemical treatment, etc.), and the SANK 61805 strain of the present invention is also susceptible to mutation.
- the SANK 61805 strain referred to in the present invention includes all mutants thereof. These mutant strains also include those obtained by genetic methods such as recombination, transduction, transformation and the like. That is, SANK 61805 strain and its mutant strains that produce compound A-87774-1, A-87777-2, or A-87777-3, and mutant strains thereof and strains that are not clearly distinguished from them are all included in SANK 61805 strain. It is.
- the medium used is a medium appropriately containing a material selected from a carbon source, a nitrogen source, an inorganic ion, and an organic nutrient source. Including both synthetic and natural media.
- the nutrient source may be a known one conventionally used for culturing fungal and actinomycetes strains, and includes a carbon source, a nitrogen source, and an inorganic salt that can be assimilated by the microorganism.
- the carbon source is, for example, glucose, fructose, maltose, sucrose, mannitol, glycerol, dextrin, oats, rye, corn starch, potato, corn flour, soy flour, cottonseed oil, starch syrup, molasses, soybean oil, It can be citric acid or tartaric acid and can be used alone or in combination.
- the carbon source is generally used in the range of 1 to 10% by weight of the medium amount, but is not limited to this range.
- the nitrogen source can generally be a substance containing a protein or a hydrolyzate thereof.
- Preferred nitrogen sources include, for example, soy flour, bran, peanut flour, cottonseed flour, skim milk, casein hydrolyzate, pharmamine, fish meal, corn steep liquor, peptone, meat extract, fresh yeast, dry yeast, yeast extract, malt It can be an extract, potato, ammonium sulfate, ammonium nitrate or sodium nitrate and can be used alone or in combination.
- the nitrogen source is preferably used in the range of 0.2 to 6% by weight of the medium amount.
- the nutrient mineral salt may be a normal salt from which ions of sodium, ammonium, calcium, phosphate, sulfate, chloride or carbonate can be obtained.
- the nutritional inorganic salt may also be a trace amount of metal such as potassium, calcium, cobalt, manganese, iron, zinc, nickel or magnesium.
- an antifoaming agent such as silicone oil, vegetable oil, or surfactant can be used.
- the pH of the medium for producing compound A-87774-1, A-87777-2 or A-87774-3 by culturing a strain producing A-87774 compound (producing bacteria, particularly SANK 61805), Preferably it is 5.0 to 8.0.
- the culture temperature for producing the A-87774 compound can be appropriately changed within the range in which the producing bacteria (especially SANK 61805 strain) produces the target substance, but is preferably 22 to 36 ° C.
- the A-87774 compound can be obtained by aerobically cultivating a producing bacterium (especially SANK 61805 strain) and collecting it from the culture.
- a culture method may be a commonly used aerobic culture method such as a solid culture method, a shaking culture method or an aeration and agitation culture method.
- the A-87774 compound is extracted from the filtrate or culture solution by utilizing its physicochemical properties, with or without separating the culture solution of the producing bacteria (especially SANK 61805 strain) into liquid and bacterial cells. Preferably, it is extracted after being separated into liquid and microbial cells. Separation can be performed, for example, by a centrifugal separation method or a filtration method using diatomaceous earth as a filter aid.
- an aqueous solution or a water-soluble organic solvent is added to the microbial cells and stirred, and then the mixture is subjected to, for example, a centrifugal separation method or a filtration method using diatomaceous earth as a filter aid.
- a centrifugal separation method or a filtration method using diatomaceous earth as a filter aid was used to separate the liquid phase.
- the water-soluble organic solvent was distilled off from the obtained liquid phase (preferably distilled off under reduced pressure), and then the same operation as in the following culture broth filtrate was performed to give compounds A-87774-1, A-87777- 2 or A-87774-3 can be obtained.
- the water-soluble organic solvent used for extraction can be methanol, ethanol, acetone, acetonitrile, tetrahydrofuran or a mixed solvent thereof, and the addition ratio of the water-soluble organic solvent is 0 to 95% by volume.
- the A-87774 compound is a water-soluble substance and can be extracted and purified from the filtrate by utilizing its physicochemical properties.
- the adsorbent for example, activated carbon or a synthetic adsorbent is used.
- a synthetic adsorbent may be, for example, the HP series such as Diaion HP-20 (Mitsubishi Chemical) or the XAD series such as Amberlite XAD-2 (manufactured by Organo).
- the impurities containing the A-87774 compound can be passed through the adsorbent layer as described above to adsorb and remove the contained impurities, or the A-87774 compound can be once adsorbed and then eluted with an organic solvent.
- the elution organic solvent can be, for example, a water-soluble organic solvent such as methanol, ethanol, acetone, acetonitrile or tetrahydrofuran, and a mixed solvent of water and these water-soluble organic solvents, and further acetic acid, formic acid or aqueous ammonia.
- solvents with adjusted pH may be used.
- a water-immiscible organic solvent such as ethyl acetate, toluene, chloroform, methylene chloride or butanol may be used alone or in combination in an aqueous solution containing the A-87774 compound. It is also possible to extract and remove impurities contained therein.
- the extracted fraction of the A-87774 compound thus obtained can be further purified by subjecting it to a method used for purification of ordinary organic compounds.
- Such purification methods can be, for example, adsorption, partitioning, cation exchange, anion exchange, column chromatography such as gel filtration, thin layer chromatography or high performance liquid chromatography.
- the carrier used for these chromatography can be, for example, silica gel, alumina, florisil, cellulose, activated carbon, Dowex 50W, Amberlite CG-400, Sephadex LH-20, Sephadex G-25, or silica gel C18. Can be used alone or in combination in any order to efficiently isolate and purify the A-87774 compound.
- the A-87774 compound of the present invention obtained from the culture obtained by culturing the producing bacteria (especially SANK 61805 strain) as described above has excellent herbicidal activity, it is used as an agrochemical, particularly as a herbicide. It is used for weeding harmful weeds in the field of agriculture and horticulture, especially field weeds or paddy field weeds by treating with weeds or soil.
- Such harmful upland weeds include, for example, the solanaceous weeds such as the dolphins and datura, the herbaceous weeds such as the tiger beetle and the American stag beetle, the convolvulaceae weeds such as the marsh morning glory and the convolvulus, Amaraceae weeds, Onahomi, Ragweed, Cryptaceae weeds such as Noborgiku and Himejon, Brassicaceae weeds such as mustard and mona, Rubiaceae weeds such as white and koaza, Violet weeds such as field pansy, Jacobe Weeping weeds, leguminous weeds such as white clover, cusanem and ebiscus, weeding weeds such as purslane, weeping weeds such as giant red clover, weeping weeds such as photonosa, weeping weeds , Grapeae weeds such as nubies, s
- harmful paddy weeds are gramineous weeds such as Tainubie, crayfish weeds such as firefly, scallop and crocodile weeds such as fireflies, crocodiles and shizui, and weeping weeds such as azaena, kogi, kikashigusa and mizohakobe. Can be broadleaf weed.
- the herbicidal activity of the A-87774 compound against such weeds is to treat the chemicals on the foliage after germination of the target weeds, or to treat the chemicals on the soil where the seeds or tubers of the target weeds exist before germination of the target weeds, Subsequent growth of weeds can be evaluated by comparing with a control untreated group.
- the A-87774 compound can be used not only in upland fields and paddy fields, but also in orchards, mulberry fields, non-agricultural lands and mountain forests.
- the A-87774 compound of the present invention also has an action of regulating or suppressing its growth without causing the plant to die, it is used as a plant growth regulator. Since plant growth can be controlled by treating A-87774 compound at an appropriate time and concentration, for example, prevention of lodging by shortening of paddy rice, reduction of number of cuttings by suppressing growth of lawn, etc. Various usefulness is expected.
- the A-87774 compound can be applied as a preparation commonly used as an agrochemical preparation.
- Such formulations can be, for example, emulsions, wettable powders, granular wettable powders, aqueous solvents, solutions, powders, granules, suspensions, flowables, dry flowables, or capsules with polymeric substances.
- additives and carriers may contain suitable additives and carriers, such additives and carriers being included in solid preparations are, for example, vegetable powders such as soybean flour, wheat flour, starch and crystalline cellulose; diatomaceous earth Mineral powders such as phosphorous earth, gypsum, talc, bentonite, zeolite and clay; organic or inorganic compounds such as sodium benzoate, urea, calcium carbonate and mirabilite.
- additives and carriers included in the liquid agent include, for example, vegetable oils such as soybean oil, rapeseed oil and cottonseed oil; mineral oils; aromatic hydrocarbons such as kerosene, xylene and toluene; formamide and dimethylformamide.
- esters such as ethylene glycol acetate and diethyl succinate; ketones such as methyl isobutyl ketone and acetone; ethers such as ethylene glycol ethyl ether; alcohols such as ethylene glycol and isopropanol; dimethyl sulfoxide Trichlorethylene; or water.
- a surfactant may be added.
- Suitable nonionic surfactants include, for example, ethylene oxide adducts of higher aliphatic alcohols such as sucrose esters of fatty acids, lauryl alcohol, stearyl alcohol and oleyl alcohol; oxidation of alkylphenols such as isooctylphenol and nonylphenol.
- Ethylene polymerized adducts ethylene oxide polymerized adducts of alkyl naphthols such as butyl naphthol and octyl naphthol; ethylene oxide polymerized adducts of higher fatty acids such as palmitic acid, stearic acid and oleic acid; such as stearyl phosphoric acid and dilauryl phosphoric acid Ethylene oxide polymerized adducts of mono- or dialkyl phosphoric acids; ethylene oxide polymerized adducts of higher aliphatic amines such as dodecylamine and stearamide; polyhydric alcohols such as sorbitan It may be and copolymers of ethylene oxide polymerized adducts and ethylene oxide and propylene oxide; the higher fatty acid ester.
- alkyl naphthols such as butyl naphthol and octyl naphthol
- Suitable anionic surfactants include, for example, alkyl sulfate salts such as sodium lauryl sulfate and oleyl alcohol sulfate ester amine salts; fatty acid salts such as sodium dioctyl sulfosuccinate, sodium oleate and sodium stearate; It may be an alkyl aryl sulfonate such as sodium isopropyl naphthalene sulfonate, sodium methylene bisnaphthalene sulfonate, sodium lignin sulfonate and sodium dodecylbenzene sulfonate.
- Suitable cationic surfactants can be, for example, higher aliphatic amines, quaternary ammonium salts, and alkylpyridinium salts.
- the content of the A-87774 compound in the agrochemical formulation depends on the dosage form, but for example, the upper limit is 100% by weight, the lower limit is 0.01% by weight, and preferably 0.1 to 50% by weight. .
- the application amount of the A-87774 compound as an agrochemical is 1000 g to 0.1 g per 10 ares, preferably 100 g, although it depends on the target weed, the target plant body for growth control, the dosage form, and the content in the preparation. It can be in the range of 1 to 1 g.
- Example 1 Isolation of Compounds A-87774-1 and A-87777-2
- Cultivation of SANK 61805 Strain 80 mL of the medium shown below was placed in a 500 mL Erlenmeyer flask and sterilized by heating at 121 ° C. for 30 minutes. Each medium was inoculated with 1 platinum loop of Streptomyces sp. SANK 61805 strain from a slant and cultivated by shaking at 28 ° C. and 210 rpm for 3 days to obtain a seed culture solution.
- 80 mL of medium having the same composition was placed in 100 500 mL Erlenmeyer flasks, sterilized by heating at 121 ° C. for 30 minutes, and cooled to room temperature. This was seeded with 0.5 mL of the above seed culture and cultured at 28 ° C. at 210 rpm for 8 days with shaking.
- the filtrate was combined with the liquid portion of the culture solution to 5 L, passed through a Diaion HP-20 column (inner diameter: 6 cm, length: 31 cm), and the passed liquid and the washed column were 2.8 L. Together. This was passed through a Dowex 50W ⁇ 8 column (H + type: inner diameter 6 cm, length 33 cm), and the liquid that passed through and 2 L of water that washed the column were combined. Next, this was passed through an activated carbon column (inner diameter 6 cm, length 20 cm) to adsorb the active ingredients.
- the column was washed with 1 L water, 2 L methanol / water (3/1), and then the active ingredient was eluted with 2.5 L methanol / 2.8% aqueous ammonia (4/1). From the eluate, the solid obtained by distilling off the solvent under reduced pressure was dissolved in water 80mL, Amberite CG-400 typeI column (Cl - type: internal diameter 4 cm, length 22 cm) was passed through. The column was washed sequentially with 1 L of 0.02 N HCl, 1 L of 0.02 N HCl containing 0.01 M NaCl, and then the active ingredient was washed with 0.02 N HCl containing 1.3 L of 0.6 M NaCl. Eluted.
- This solid was purified by Sephadex G-25 column chromatography. That is, 1 mL of solid matter was placed on a Sephadex G-25 column (inner diameter 2.5 cm, length 41 cm) equilibrated with a mixed solvent of acetonitrile, water and acetic acid (volume mixing ratio: 73/27 / 0.1). After dissolving in water, it was loaded and eluted with the same mixed solvent, and the eluate was fractionated by 12 mL. Since the active ingredient having herbicidal activity eluted from the 49th to the 89th, the solvent of this fraction was distilled off under reduced pressure to obtain 130 mg of a solid.
- the solid was purified by high performance liquid chromatography (HPLC).
- HPLC high performance liquid chromatography
- Shiseido CAPCELL-PAK C18 UG120 mm inner diameter 2 cm, length 25 cm
- eluent a mixed solvent of acetonitrile, water and acetic acid (volume mixing ratio: 4/96 / 0.1) was used.
- eluting at an oven temperature of 40 ° C. and a flow rate of 15 mL / min 11.3 mg of white powder of Compound A-87777-2 eluting at a retention time of 5.6 to 9.6 min and eluting before 5.6 min
- a fraction of 81.3 mg containing Compound A-87774-1 was obtained.
- the compounds A-87774-1 and A-87774-2 have the molecular weight, molecular formula, 1 H-nuclear magnetic resonance spectrum measured in heavy water, and 13 C-nuclear magnetic resonance measured in heavy water. It had a spectrum, an infrared absorption spectrum and a specific rotation as measured with a KBr disk.
- the H-nuclear magnetic resonance spectrum, 13 C-nuclear magnetic resonance spectrum, and infrared absorption spectrum are shown in FIGS. 4, 5, and 6, respectively.
- methanol was added to the 1 H-nuclear magnetic resonance spectrum and 13 C-nuclear magnetic resonance spectrum of A-87774-1 and A-88774-2.
- the measuring device is as follows.
- Nuclear magnetic resonance spectrum JEOL ECA500
- Infrared absorption spectrum SHIMADZU FTIR-8400
- Specific light intensity JASCO DIP-360
- the NMR measurement conditions are as follows.
- Example 2 Isolation of Compound A-87774-3
- Culture of SANK 61805 strain 80 mL of medium having the same composition as in Example 1 (1) above was placed in four 500 mL Erlenmeyer flasks and sterilized by heating at 121 ° C. for 30 minutes. .
- Each medium was inoculated with 1 platinum loop of Streptomyces sp.
- SANK 61805 strain from a slant and cultured at 28 ° C. at 210 rpm.
- glycerol was added so as to correspond to 2%, and the cells were cultured for 22 days.
- This fraction was again passed through an activated carbon column (inner diameter 1.2 cm, length 10 cm) to remove NaCl, the column was washed with 50 mL of water, and then with 50 mL of methanol / 2.8% aqueous ammonia (4/1). The active ingredient was eluted and the solvent was distilled off under reduced pressure to give 237 mg of solid.
- the solid was purified by high performance liquid chromatography (HPLC).
- HPLC high performance liquid chromatography
- eluting at a flow rate of 10 mL / min at 40 ° C. 7.3 mg of a white powder of Compound A-87774-3 eluting at a retention time of 12.5 to 16.8 minutes was obtained.
- This compound A-87774-3 was measured with the molecular weight, molecular formula, 1 H-nuclear magnetic resonance spectrum measured in heavy water, 13 C-nuclear magnetic resonance spectrum measured in heavy water, and a KBr disk. And had an infrared absorption spectrum and specific rotation.
- the 1 H-nuclear magnetic resonance spectrum, 13 C-nuclear magnetic resonance spectrum and infrared absorption spectrum of Compound A-88774-3 are shown in FIGS. 7, 8 and 9, respectively.
- acetone was added to the 1 H-nuclear magnetic resonance spectrum of A-87774-3
- acetic acid was added to the 13 C-nuclear magnetic resonance spectrum of A-87774-3.
- the measuring device is as follows.
- Test example 1 Foliage application test Compound A-87774-1, A-87777-2 and A-87777-3 were dissolved in an aqueous solution containing 0.1% (W / V) of Neucor 1200 to give solutions of 100 and 50 mg / L. Prepared. Put a granular paddy soil in a 4cm square pot, sow seeds of mustard, ichibi, blue-headed sardine, and black squirrels, and spray 0.5mL of this test solution on plants grown in a greenhouse for 7 days. After 14 days, weeding The efficacy was investigated. Herbicidal efficacy was evaluated in 6 stages from 5 (dead) to 0 (no activity). These results are shown in Table 4.
- Test example 2 Stem and leaf spraying test Plants shown in Table 2 were sown in a plastic pot [10 cm x 15 cm x 3 cm (height)] containing paddy soil, and A-877774-2 was sprayed on the plants 14 days after sowing. .
- a chemical solution a 100 mg / L solution dissolved in an aqueous solution containing 0.01% (v / v) Gramein S was prepared, and sprayed at a liquid amount of 2000 L / ha. (Dose 200 g / ha).
- the herbicidal efficacy was investigated after 14 days and evaluated in 6 stages from 5 (dead) to 0 (no activity). These results are shown in Table 5.
- Compound A-88774-2 exhibits an excellent herbicidal effect on a wide range of weeds.
- Test example 3 Stem and foliage application test
- Nine kinds of test plants were sown in a plastic pot [10cm x 15cm x 3cm (height)] containing paddy soil, and 0.1% (w / v) new yuule on the 14th day after sowing.
- a solution of A-87777-2 62.5 mg / L or A-87777-3 250 mg, 62.5 mg / L dissolved in an aqueous solution containing 1200 was sprayed on the plant at a liquid volume of 2000 L / ha.
- the dosages were 125 g / ha, 500 g / ha, and 125 g / ha, respectively.
- the herbicidal efficacy was investigated after 15 days and evaluated in 6 stages from 5 (dead) to 0 (no activity). These results are shown in Table 6.
- Test example 4 Soil treatment test Seven kinds of test plants were sown in a plastic pot [10 cm x 15 cm x 3 cm (height)] containing paddy soil, and A-87777-2 or A-87774-3 50 mg / L one day later. Alternatively, 12.5 mg / L of a chemical solution was dropped, and the degree of growth inhibition was investigated after 14 days. The dosage of the chemical solution was set to 500 g / ha and 125 g / ha, respectively. Herbicidal efficacy was evaluated in 6 stages from 5 (no germination) to 0 (no activity). These results are shown in Table 7.
- Test Example 5 Paddy field treatment test A 6 cm diameter container containing paddy soil was submerged and sown, and then seeds or tubers of six kinds of paddy weeds were planted. Two days later, a 50 mg / L chemical solution of A-87774-2 or A-87774-3 was dropped, and the degree of growth inhibition was investigated 26 days later. The dose of the drug solution was set to 500 g / ha. Herbicidal efficacy was evaluated in 6 stages from 5 (no germination) to 0 (no activity). These results are shown in Table 8.
- novel compounds A-87774-1, A-87777-2 and A-87777-3 of the present invention have excellent herbicidal action and plant growth regulating activity, and are used for agricultural chemicals (especially herbicides for agricultural and horticultural use and plant growth regulation). Agent).
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Abstract
Description
1)分子量:668、
2)分子式:C18H29N4O17PS2、
3)重水中で測定したときの1H-核磁気共鳴スペクトル(δppm):5.86(1H,d,J=5.9Hz)、5.59(1H,d,J=11.0Hz)、4.56(1H,q,J=6.9Hz)、4.42(1H,dd,J=11.2,2.9Hz)、4.38(1H,dd,J=11.2,3.7Hz)、4.30~4.27(2H,m)、4.24~4.23(2H,m)、4.07(1H,d,J=10.1Hz)、3.97(1H,dd,J=12.7,2.1Hz)、3.61(1H,dd,J=11.3,10.3Hz)、3.55(1H,m)、3.52(1H,m)、3.33(1H,dd,J=11.4,1.8Hz)、2.72(1H,dd,J=7.0,6.6Hz)、1.42(3H,d,J=6.9Hz)、
4)重水中で測定したときの13C-核磁気共鳴スペクトル(δppm):178.6(s)、174.0(s)、154.8(s)、91.4(s)、89.2(d)、87.6(d)、80.8(d)、74.8(d)、73.5(d)、70.2(d)、70.2(d)、70.0(t)、63.7(d)、60.6(d)、53.8(t)、36.5(t)、30.3(t)、18.3(q)、
5)KBrディスクで測定したときの赤外線吸収スペクトル(νmaxcm-1):3423,1703,1639,1487,1450,1406,1383,1339,1258,1217,1184,1088,1067,937,899,827,536、及び
6)比旋光度:[α]D 24+40.0°(c,0.22、H2O中)
を有する。
1)分子量:666、
2)分子式:C18H27N4O17PS2、
3)重水中で測定したときの1H-核磁気共鳴スペクトル(δppm):7.73(1H,d,J=8.1Hz)、5.91(1H,d,J=2.4Hz)、5.90(1H,d,J=8.1Hz)、5.60(1H,d,J=10.8Hz)、4.57(1H,q,J=6.9Hz)、4.55(1H,d,J=11.4Hz)、4.46(1H,dd,J=11.2,2.2Hz)、4.34~4.32(3H,m)、4.22(1H,d,J=12.6Hz)、4.07(1H,d,J=10.1Hz)、3.96(1H,dd,J=12.6,1.7Hz)、3.61(1H,dd,J=11.4,10.1Hz)、3.32(1H,d,J=11.4Hz)、1.42(3H,d,J=6.9Hz)、
4)重水中で測定したときの13C-核磁気共鳴スペクトル(δppm):178.6(s)、166.3(s)、151.8(s)、141.7(d)、102.8(d)、91.3(s)、89.3(d)、89.2(d)、81.5(d)、74.8(d)、73.5(d)、73.4(d)、69.5(d)、69.4(t)、63.7(d)、60.6(d)、53.8(t)、18.3(q)、
5)KBrディスクで測定したときの赤外線吸収スペクトル(νmaxcm-1):3399,1706,1455,1405,1346,1266,1185,1087,1067,934,900,826,534、及び
6)比旋光度:[α]D 24+47.2°(c,1.0、H2O中)
を有する。
1)分子量:828、
2)分子式:C24H37N4O22PS2、
3)重水中で測定したときの1H-核磁気共鳴スペクトル(δppm):7.74(1H,d,J=8.1Hz)、5.94(1H,d,J=5.3Hz)、5.91(1H,d,J=8.1Hz)、5.60(1H,d,J=11.0Hz)、5.01(1H,br.s)、4.57(1H,q,J=6.9Hz)、4.57(1H,m)、4.50~4.48(3H,m)、4.41(1H,m)、4.22(1H,d,J=12.5Hz)、4.07(1H,d,J=10.1Hz)、4.04(1H,dd,J=3.3,1.8Hz)、3.96(1H,dd,J=12.5,1.3Hz)、3.87(1H,d,J=12.3Hz)、3.85(1H,m)、3.71(1H,dd,J=12.3,4.4Hz)、3.63~3.61(3H,m)、3.32(1H,d,J=11.4Hz)、1.42(3H,d,J=6.9Hz)、
4)重水中で測定したときの13C-核磁気共鳴スペクトル(δppm):178.6(s)、166.3(s)、151.8(s)、141.6(d)、102.9(d)、100.3(d)、91.3(s)、89.2(d)、89.1(d)、80.2(d)、74.8(d)、74.1(d)、73.8(d)、73.5(d)、72.2(d)、70.3(d)、69.9(d)、69.3(t)、66.8(d)、63.7(d)、61.0(t)、60.6(d)、53.7(t)、18.3(q)、
5)KBrディスクで測定したときの赤外線吸収スペクトル(νmaxcm-1):3396,1705,1402,1340,1265,1184,1090,1063,937,899,825,538、及び
6)比旋光度:[α]D 24+78.7°(c,1.0、H2O中)
を有する。
SANK 61805株は、ISP〔インターナショナル・ストレプトマイセス・プロジェクト(International Streptomyces Project)〕規定の寒天培地上28℃で14日間培養後、顕微鏡で観察した。基生菌糸は良好に伸長、分岐し、薄黄味茶、黄味茶乃至灰味黄茶色を示す。ノカルディア(Nocardia)属菌株様の菌糸断裂やジグザグ伸長は観察されない。気菌糸は単純分岐し、白、茶味灰乃至灰味黄茶を示す。気菌糸の先端に10乃至50個又はそれ以上の胞子連鎖を形成し、胞子連鎖の形態は直鎖状まれにらせん状を示す。走査型電子顕微鏡による観察での表面構造は平滑(smooth)状を示す。胞子は楕円形であり、その大きさは0.4乃至0.8×0.8乃至1.2μmである。また、気菌糸の車軸分岐、菌核や胞子のうなどの特殊器官は観察されない。
各種培養基上で、28℃で14日培養後の性状を表1に示す。色調の表示はマンセル方式による日本色彩研究所版「標準色票」のカラーチップ・ナンバーを表す。
2)性状の欄の括弧内の表示はマンセル方式による色調表示である。
28℃で培養した後、2乃至21日間観察したSANK 61805株の生理学的性質を表2に示す。
2)「培地2」は、「ペプトン・イーストエキス・鉄寒天(ISP6)」を示す。
3)「培地3」は、「チロシン寒天(ISP7)」を示す。
4)「培地4」は、「イーストエキス・麦芽エキス寒天(ISP2)」を示す。
また、プリドハム・ゴトリーブ寒天培地(ISP9)を使用して、28℃で、14日間培養した後に観察したSANK 61805株の炭素源の資化性を表3に示す。
SANK 61805株の化学分類学的性状は、「放線菌の分類と同定」(Identification Manual of Actinomycetes)〔日本放線菌学会編、日本学会事務センター、49-82頁(2001)〕に従い検討した。その結果、細胞壁からLL-ジアミノピメリン酸が検出され、全細胞中の糖成分として特徴的なパターンは認められなかった。主要メナキノン分子種として、MK-9(H6)、MK-9(H8)が検出された。
SANK 61805株の16S rRNA遺伝子の塩基配列(1325bp)を解読し、データベース検索を行った結果、SANK 61805株はストレプトマイセス属のクラスターに含まれた。
化合物A-87774-1及びA-87774-2の単離
(1)SANK 61805株の培養
下記培地組成で示される培地80mLを500mL容三角フラスコに入れ、121℃で、30分間加熱滅菌した。それぞれの培地にStreptomyces sp. SANK 61805株をスラントより1白金耳接種し、28℃で、210rpmで3日間回転振盪培養し、種培養液を得た。同じ組成の培地80mLを500mL容三角フラスコ100本に入れ、121℃で、30分間加熱滅菌し、これを室温まで冷却した。これに上記種培養液0.5mLを接種し、28℃で、210rpmで8日間回転振盪培養した。
可溶性澱粉 40g
グルコース 10g
大豆粉 10g
イーストエキス 4.5g
コーンスチープリカー 2.5g
リン酸二水素カリウム 0.5g
リン酸マグネシウム八水和物 0.05g
硫酸亜鉛七水和物 0.01g
硫酸ニッケル六水和物 0.001g
塩化コバルト六水和物 0.001g
CB-442(消泡剤) 0.05g
水道水 1000mL
滅菌前pH 7.5
下記の方法にて活性成分の単離を行った。単離にあたっては、4cm角のポットに入れた水田土で7日間栽培したカラシナに、それぞれの分画画分の0.5mL溶液を散布し、その除草効果にて活性成分を追跡した。
上記(1)で得られた培養液8Lを遠心分離機(7500×g)によって、菌体と液体部とに分けた。菌体部をメタノールと攪拌した後、珪藻土上で濾過した。濾液を減圧下で濃縮した後、培養液液体部と合わせて5Lまで濃縮し、ダイヤイオンHP-20カラム(内径6cm、長さ31cm)に通し、通過した液とカラムを洗浄した水2.8Lを合わせた。これをDowex 50W×8カラム(H+型:内径6cm、長さ33cm)に通し、通過した液とカラムを洗浄した水2Lを合わせた。次に、これを活性炭カラム(内径6cm、長さ20cm)に通し、活性成分を吸着させた。カラムを1Lの水、2Lのメタノール/水(3/1)で洗浄した後、2.5Lのメタノール/2.8%アンモニア水(4/1)で活性成分を溶出した。溶出液から、減圧下で溶媒を留去して得た固形物を水80mLに溶解し、Amberite CG-400 typeIカラム(Cl-型:内径4cm、長さ22cm)に通した。カラムを1Lの0.02N-HCl、1Lの0.01M-NaClを含む0.02N-HClで順次洗浄した後、1.3Lの0.6M-NaClを含む0.02N-HClで活性成分を溶出した。NaClを除くため、これを再度活性炭カラム(内径3cm、長さ20cm)に通し、カラムを1Lの水で洗浄した後、1.5Lのメタノール/2.8%アンモニア水(4/1)で活性成分を溶出し、減圧下で溶媒を留去して、383mgの固形物を得た。
測定装置は、下記の通りである。
核磁気共鳴スペクトル:JEOL ECA500
赤外吸収スペクトル:SHIMADZU FTIR-8400
比施光度:JASCO DIP-360
また、NMRの測定条件は、下記の通りである。
周波数 1H:500.16MHz,13C:125.77MHz
測定温度,積算回数:
A-87774-1 1H:23.9℃,8回,
13C:24.6℃,21600回,
A-87774-2 1H:23.1℃,8回,
13C:24.6℃,46000回
化合物A-87774-3の単離
(1)SANK 61805株の培養
上記の実施例1(1)と同じ組成の培地80mLを500mL容三角フラスコ4本に入れ、121℃で、30分間加熱滅菌した。それぞれの培地にStreptomyces sp. SANK 61805株をスラントより1白金耳接種し、28℃で、210rpmで回転振盪培養した。7日目と14日目にグリセロールを2%相当になるように添加し、22日間培養を行った。
上記(1)で得られた培養液320mLを遠心分離機(7500×g)によって、菌体と液体部とに分けた。菌体部をメタノールと攪拌した後、珪藻土上で濾過した。濾液を減圧下で濃縮した後、培養液液体部と合わせて濃縮した。これを活性炭カラム(内径1.6cm、長さ16cm)に通し、活性成分を吸着させた。カラムを120mLの水、メタノール/水(1/1)、メタノールで順次洗浄した後、120mLのメタノール/2.8%アンモニア水(4/1)で活性成分を溶出した。これを濃縮した後、3mLの水に溶解し、Dowex 50W×8カラム(H+型:内径1.2cm、長さ9.5cm)に通し、通過した液とカラムを洗浄した水50mLを合わせた。次に、これをAmberite CG-400 typeIカラム(Cl-型:内径1.8cm、長さ12cm)に通した。カラムに60mLの0.02N-HCl、80mLの0.01M-NaClを含む0.02N-HCl、200mLの0.6M-NaClを含む0.02N-HClを順次流し、20mLずつ分取したところ、活性成分が5から14番目の画分に溶出した。NaClを除くためこの画分を再度活性炭カラム(内径1.2cm、長さ10cm)に通し、カラムを50mLの水で洗浄した後、50mLのメタノール/2.8%アンモニア水(4/1)で活性成分を溶出し、減圧下で溶媒を留去して、237mgの固形物を得た。
測定装置は、下記の通りである。
核磁気共鳴スペクトル:JEOL ECA500
赤外吸収スペクトル:SHIMADZU FTIR-8400
比施光度:JASCO DIP-360
また、NMRの測定条件は、下記の通りである。
周波数 1H:500.16MHz,13C:125.77MHz
測定温度,積算回数:
A-87774-3 1H:23.1℃,64回,
13C:23.9℃,48000回
茎葉散布試験
化合物A-87774-1、A-87774-2及びA-87774-3を0.1%(W/V)のニューコール1200を含む水溶液に溶かして、100及び50mg/Lの溶液を調製した。4cm角のポットに粒状の水田土を入れ、カラシナ、イチビ、アオゲイトウ及びイヌビエの種子を播種し、温室内で7日間栽培した植物体に、この試験液0.5mLを散布し、14日後に除草効力を調査した。除草効力は5(枯死)~0(活性なし)の6段階で評価した。これらの結果は表4に示す。
茎葉散布試験
水田土壌を入れたプラスチックポット〔10cm×15cm×3cm(高さ)〕に表2に示した供試植物を播種し、播種後14日目にA-87774-2を植物に散布した。薬液は0.01%(v/v)のグラミンSを含む水溶液に溶かした100mg/Lの液を調製し、2000L/ha換算の液量で散布を行った。(投与量200g/ha)。除草効力は14日後に調査し、5(枯死)~0(活性なし)の6段階で評価した。これらの結果は表5に示す。
茎葉散布試験
水田土壌を入れたプラスチックポット〔10cm×15cm×3cm(高さ)〕に9種の供試植物を播種し、播種後14日目に0.1%(w/v)のニューユール1200を含む水溶液に溶かしたA-87774-2の62.5mg/L、又はA-87774-3の250mg、62.5mg/Lの液を2000L/ha換算の液量で植物に散布した。投与量はそれぞれ125g/ha、500g/ha、125g/haとなった。除草効力は15日後に調査し、5(枯死)~0(活性なし)の6段階で評価した。これらの結果は表6に示す。
土壌処理試験
水田土壌を入れたプラスチックポット〔10cm×15cm×3cm(高さ)〕に7種の供試植物を播種し、1日後にA-87774-2又はA-87774-3の50mg/L又は12.5mg/Lの薬液を滴下処理し、14日後に生育抑制程度を調査した。薬液の投与量はそれぞれ500g/ha、125g/haになるようにした。除草効力は5(発芽しない)~0(活性なし)の6段階で評価した。これらの結果は表7に示す。
水田処理試験
水田土壌を入れた直径6cmの容器を湛水し、代かきした後に、6種の水田雑草の種子又は塊茎を植え付けた。2日後にA-87774-2又はA-87774-3の50mg/Lの薬液を滴下処理し、26日後に生育抑制程度を調査した。薬液の投与量は500g/haになるようにした。除草効力は5(発芽しない)~0(活性なし)の6段階で評価した。これらの結果は表8に示す。
Claims (14)
- 下記性状:
1)分子量:668、
2)分子式:C18H29N4O17PS2、
3)重水中で測定したときの1H-核磁気共鳴スペクトル(δppm):5.86(1H,d,J=5.9Hz)、5.59(1H,d,J=11.0Hz)、4.56(1H,q,J=6.9Hz)、4.42(1H,dd,J=11.2,2.9Hz)、4.38(1H,dd,J=11.2,3.7Hz)、4.30~4.27(2H,m)、4.24~4.23(2H,m)、4.07(1H,d,J=10.1Hz)、3.97(1H,dd,J=12.7,2.1Hz)、3.61(1H,dd,J=11.3,10.3Hz)、3.55(1H,m)、3.52(1H,m)、3.33(1H,dd,J=11.4,1.8Hz)、2.72(1H,dd,J=7.0,6.6Hz)、1.42(3H,d,J=6.9Hz)、
4)重水中で測定したときの13C-核磁気共鳴スペクトル(δppm):178.6(s)、174.0(s)、154.8(s)、91.4(s)、89.2(d)、87.6(d)、80.8(d)、74.8(d)、73.5(d)、70.2(d)、70.2(d)、70.0(t)、63.7(d)、60.6(d)、53.8(t)、36.5(t)、30.3(t)、18.3(q)、
5)KBrディスクで測定したときの赤外線吸収スペクトル(νmaxcm-1):3423,1703,1639,1487,1450,1406,1383,1339,1258,1217,1184,1088,1067,937,899,827,536、及び
6)比旋光度:[α]D 24+40.0°(c,0.22、H2O中)
を有する化合物A-87774-1又はその塩。 - 下記性状:
1)分子量:666、
2)分子式:C18H27N4O17PS2、
3)重水中で測定したときの1H-核磁気共鳴スペクトル(δppm):7.73(1H,d,J=8.1Hz)、5.91(1H,d,J=2.4Hz)、5.90(1H,d,J=8.1Hz)、5.60(1H,d,J=10.8Hz)、4.57(1H,q,J=6.9Hz)、4.55(1H,d,J=11.4Hz)、4.46(1H,dd,J=11.2,2.2Hz)、4.34~4.32(3H,m)、4.22(1H,d,J=12.6Hz)、4.07(1H,d,J=10.1Hz)、3.96(1H,dd,J=12.6,1.7Hz)、3.61(1H,dd,J=11.4,10.1Hz)、3.32(1H,d,J=11.4Hz)、1.42(3H,d,J=6.9Hz)、
4)重水中で測定したときの13C-核磁気共鳴スペクトル(δppm):178.6(s)、166.3(s)、151.8(s)、141.7(d)、102.8(d)、91.3(s)、89.3(d)、89.2(d)、81.5(d)、74.8(d)、73.5(d)、73.4(d)、69.5(d)、69.4(t)、63.7(d)、60.6(d)、53.8(t)、18.3(q)、
5)KBrディスクで測定したときの赤外線吸収スペクトル(νmaxcm-1):3399,1706,1455,1405,1346,1266,1185,1087,1067,934,900,826,534、及び
6)比旋光度:[α]D 24+47.2°(c,1.0、H2O中)
を有する化合物A-87774-2又はその塩。 - 下記性状:
1)分子量:828、
2)分子式:C24H37N4O22PS2、
3)重水中で測定したときの1H-核磁気共鳴スペクトル(δppm):7.74(1H,d,J=8.1Hz)、5.94(1H,d,J=5.3Hz)、5.91(1H,d,J=8.1Hz)、5.60(1H,d,J=11.0Hz)、5.01(1H,br.s)、4.57(1H,q,J=6.9Hz)、4.57(1H,m)、4.50~4.48(3H,m)、4.41(1H,m)、4.22(1H,d,J=12.5Hz)、4.07(1H,d,J=10.1Hz)、4.04(1H,dd,J=3.3,1.8Hz)、3.96(1H,dd,J=12.5,1.3Hz)、3.87(1H,d,J=12.3Hz)、3.85(1H,m)、3.71(1H,dd,J=12.3,4.4Hz)、3.63~3.61(3H,m)、3.32(1H,d,J=11.4Hz)、1.42(3H,d,J=6.9Hz)、
4)重水中で測定したときの13C-核磁気共鳴スペクトル(δppm):178.6(s)、166.3(s)、151.8(s)、141.6(d)、102.9(d)、100.3(d)、91.3(s)、89.2(d)、89.1(d)、80.2(d)、74.8(d)、74.1(d)、73.8(d)、73.5(d)、72.2(d)、70.3(d)、69.9(d)、69.3(t)、66.8(d)、63.7(d)、61.0(t)、60.6(d)、53.7(t)、18.3(q)、
5)KBrディスクで測定したときの赤外線吸収スペクトル(νmaxcm-1):3396,1705,1402,1340,1265,1184,1090,1063,937,899,825,538、及び
6)比旋光度:[α]D 24+78.7°(c,1.0、H2O中)
を有する化合物A-87774-3又はその塩。 - ストレプトマイセス属に属し、請求項1、2又は3記載の化合物を生産することを特徴とする微生物。
- ストレプトマイセス・エスピー(Streptomyces sp.)SANK 61805(FERM BP-10840)。
- 請求項4又は5記載の微生物を培養し、培養物から請求項1、2又は3記載の化合物を採取することを特徴とする請求項1、2又は3記載の化合物の製法。
- 請求項1、2又は3記載の化合物を有効成分として含有する農薬。
- 請求項1、2又は3記載の化合物を有効成分として含有する除草剤。
- 請求項1、2又は3記載の化合物を有効成分として含有する植物生長調節剤。
- 雑草の除草方法であって、請求項1、2又は3記載の化合物を雑草又は土壌に処理する方法。
- 雑草が、畑作雑草及び/又は水田雑草である請求項10記載の方法。
- 植物生長を調節する方法であって、請求項1、2又は3記載の化合物を植物体に処理する方法。
- 請求項4又は5記載の微生物を培養することにより、得ることができる培養物。
- 請求項13記載の培養物を含有する農薬。
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2010285723A AU2010285723B2 (en) | 2009-08-18 | 2010-08-13 | A-87774 compounds or salts thereof, production method thereof and agrochemicals containing the same as active ingredient |
EP10809925.0A EP2468879B1 (en) | 2009-08-18 | 2010-08-13 | A-87774 compound or salt thereof, method for producing the compound or salt thereof, and agrochemical containing the compound or salt thereof as active ingredient |
BR112012003724-2A BR112012003724B1 (pt) | 2009-08-18 | 2010-08-13 | Método para tratar ervas daninhas utilizando o composto a-87774 e método para regular o crescimento da planta utilizando o composto a- 87774 |
ES10809925.0T ES2537416T3 (es) | 2009-08-18 | 2010-08-13 | Compuesto A-87774 o sal del mismo, método para la producción del compuesto o la sal del mismo y compuestos agroquímicos que contienen el compuesto o la sal del mismo como principio activo |
CA2771400A CA2771400C (en) | 2009-08-18 | 2010-08-13 | A-87774 compounds or salts thereof, production method thereof and agrochemicals containing the same as active ingredient |
BR122018006081-6A BR122018006081B1 (pt) | 2009-08-18 | 2010-08-13 | Método de produção de compostos A-87774 ou sal dos mesmos, agroquímico, herbicida e regulador de crescimento de plantas |
US13/390,817 US8563266B2 (en) | 2009-08-18 | 2010-08-13 | A-87774 compounds or salts thereof, production method thereof and agrochemicals containing the same as active ingredient |
CN201080036742.XA CN102482695B (zh) | 2009-08-18 | 2010-08-13 | A-87774化合物或其盐、它们的制法及含有它们作为有效成分的农药 |
RU2012110247/10A RU2545403C2 (ru) | 2009-08-18 | 2010-08-13 | Соединение а-87774 или его соль, способ получения соединения и его соли и агрохимикат, содержащий соединение или его соль в качестве активного ингредиента |
US14/053,952 US20140051152A1 (en) | 2009-08-18 | 2013-10-15 | A-87774 Compounds or Salts Thereof, Production Method Thereof and Agrochemicals Containing the Same as Active Ingredient |
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JP2009-188988 | 2009-08-18 | ||
JP2009188988 | 2009-08-18 |
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US13/390,817 A-371-Of-International US8563266B2 (en) | 2009-08-18 | 2010-08-13 | A-87774 compounds or salts thereof, production method thereof and agrochemicals containing the same as active ingredient |
US14/053,952 Division US20140051152A1 (en) | 2009-08-18 | 2013-10-15 | A-87774 Compounds or Salts Thereof, Production Method Thereof and Agrochemicals Containing the Same as Active Ingredient |
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WO2011021580A1 true WO2011021580A1 (ja) | 2011-02-24 |
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PCT/JP2010/063744 WO2011021580A1 (ja) | 2009-08-18 | 2010-08-13 | A-87774化合物又はその塩、それらの製法及びそれらを有効成分として含有する農薬 |
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US (2) | US8563266B2 (ja) |
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CN (1) | CN102482695B (ja) |
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CA (1) | CA2771400C (ja) |
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- 2010-08-13 EP EP10809925.0A patent/EP2468879B1/en active Active
- 2010-08-13 RU RU2012110247/10A patent/RU2545403C2/ru active
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Also Published As
Publication number | Publication date |
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RU2545403C2 (ru) | 2015-03-27 |
CA2771400A1 (en) | 2011-02-24 |
ES2537416T3 (es) | 2015-06-08 |
AU2010285723A1 (en) | 2012-04-05 |
EP2468879A1 (en) | 2012-06-27 |
BR112012003724B1 (pt) | 2018-06-19 |
BR122018006081B1 (pt) | 2019-03-19 |
CA2771400C (en) | 2018-01-02 |
EP2468879A4 (en) | 2013-04-10 |
JP2011078407A (ja) | 2011-04-21 |
CN102482695A (zh) | 2012-05-30 |
US8563266B2 (en) | 2013-10-22 |
US20120149575A1 (en) | 2012-06-14 |
BR112012003724A2 (pt) | 2015-09-08 |
CN102482695B (zh) | 2014-09-10 |
JP5694708B2 (ja) | 2015-04-01 |
AU2010285723B2 (en) | 2014-12-04 |
US20140051152A1 (en) | 2014-02-20 |
RU2012110247A (ru) | 2013-09-27 |
BR112012003724A8 (pt) | 2017-12-19 |
EP2468879B1 (en) | 2015-03-25 |
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