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195 results about "Cyproconazole" patented technology

Cyproconazole is an agricultural fungicide of the class of azoles, used on cereal crops, coffee, sugar beet, fruit trees and grapes, on sod farms and golf courses and on wood as a preservative. It was introduced to the market by then Sandoz in 1994 (which is Syngenta as of 2000).

Agricultural sterilizing composite containing thifluzamide

The invention discloses an agricultural sterilizing composite containing thifluzamide, which is a sterilizing composite containing a first active ingredient thifluzamide, second active ingredients including difenoconazole, hexaconazole, propiconazole, cyproconazole and tebuconazole, and third active ingredients including tricyclazole, isoprothiolane, fenoxanil, Kanamycinum, prochloraz and azoxystrobin, wherein the weight ratio of the first active ingredient to the second active ingredient to the third active ingredient is (1-6) : (1-6) : 6. The sterilizing composite can be applied to controlling rice sheath blight disease, rice false smut and rice blast, and has reasonable ingredients, curing and protecting function, good sterilizing effect, less times of spraying insecticide and lower cost of spraying insecticide. In addition, the activity and the sterilizing effect of the sterilizing composite are not simple addition of the activity of active ingredients, but remarkable synergism isachieved. The invention has good safety on plants, slows down the generation of resistance and meets the safety requirement on agrochemicals.
Owner:SHAANXI SUNGER ROAD BIO SCI

Agricultural sterilizing composite containing thifluzamide

The invention discloses an agricultural sterilizing composite containing thifluzamide, containing a first active ingredient thifluzamide, and a second active ingredient selected from tebuconazole, difenoconazole, hexaconazole, propiconazole and cyproconazole, wherein the weight ratio of the first active ingredient to the second active ingredient is (12 : 1)-(1 : 12). The sterilizing composite is applied to controlling rice sheath blight disease, rice false smut, wheat sharp eyespot, wheat loose kernel smut and wheat Tilletia contraversa of cereal crops, and has reasonable ingredients, curing and protecting function, good sterilizing effect, less times of spraying insecticide and lower cost of spraying insecticide. In addition, the activity and the sterilizing effect of the sterilizing composite are not simple addition of the activity of the active ingredients, but remarkable synergism is achieved. The invention has good safety on plants, slows down the generation of resistance and meets the safety requirement on agrochemicals.
Owner:SHAANXI SUNGER ROAD BIO SCI

Synergistic fungicidal mixtures for fungal control in cereals

A fungicidal composition containing a fungicidally effective amount of the compound of Formula I:5-fluoro-4-imino-3-methyl-l-tosyl-3,4-dihydropyrimidin-2(1H)-one, and at least one fungicide selected from the group consisting of: prothioconazole, epoxiconazole, cyproconazole, myclobutanil, metconazole, difenoconazole, propiconazole, fluquinconazole, and flutriafol provides synergistic control.
Owner:ADAMA MAKHTESHIM LTD

Dispersible oil suspension agent containing cyproconazole

The invention discloses a dispersible oil suspension agent containing cyproconazole. The dispersible oil suspension agent is prepared by effective active compositions including cyproconazole and azoxystrobin and a wetting agent, a dispersant, an emulsifying agent, a thickening agent, a stabilizing agent, an anti-freezing agent, a defoaming agent and non-aqua-system dispersing media, wherein the weight proportions of the compositions include that the cyproconazole ranges from 0.5% to 10%, azoxystrobin ranges from 5% to 30%, the wetting agent ranges from 0.5% to 3%, the dispersant ranges from 0.5% to 8%, the emulsifying agent ranges from 0.5% to 10%, the thickening agent ranges from 1% to 6%, the stabilizing agent ranges from 0.5% to 20%, the anti-freezing agent ranges from 1% to 5%, the defoaming agent ranges from 0.1% to 2% and the rest are the non-aqua-system dispersing media. The two active compositions can be mixed to prepare the dispersible oil suspension agent, thereby preventiveeffect of the dispersible oil suspension agent is enhanced, effective period is prolonged, and preventive effective of the dispersible oil suspension agent is obviously better than other agents prepared by the active compositions. Besides, the dispersible oil suspension agent is safe to crop and environment, application dose of agents is reduced, cost is saved, and the dispersible oil suspension agent meets the safety requirement of agrochemicals.
Owner:SHAANXI SUNGER ROAD BIO SCI

Preparation process for cyproconazole

The invention discloses a preparation process for high-purity cyproconazole, which comprises the following steps that: 1-(4-chlorphenyl)-2-cyclopropyl-1-acetone is taken as a raw material which performs an epoxidation reaction with a sulphur Fourier agent in a weak polarity organic solvent in the presence of alkali; the mixture is subjected to washing and desolvation to obtain 2-(4-chlorphenyl)-2-(1-cyclopropyl ethyl)epoxy ethane which is condensed and desolventized with 1,2,4-triazole in the presence of a catalyst to obtain a crude product; the crude product is directly dissolved into an organic solvent without processing, and the mixture reacts with inorganic acid by heating to generate salts of the cyproconazole; the salts of the cyproconazole are filtered and washed to obtain a salt; and the salt is dried and heated in a ceratin amount of water for deacidifying, and then the salt is subjected to filtration, washing and drying to obtain a finished product with high content and yield. The process is not only economical and environment-friendly, but also has the advantages of high purity and yield of the product, no need of recrystalization for a plurality of times, safe operation, convenience and the like.
Owner:JIANGSU SEVENCONTINENT GREEN CHEM CO LTD

Preparation method of 1-(4-chlorophenyl)-2-cyclopropyl-1-acetone and intermediate thereof as well as preparation method of intermediate

The invention discloses a preparation method of 1-(4-chlorophenyl)-2-cyclopropyl-1-acetone (I) and an intermediate thereof as well as the preparation method of the intermediate. The preparation method of 1-(4-chlorophenyl)-2-cyclopropyl-1-acetone (I) comprises the following steps of: carrying out Darzen condensation reaction on alpha-halo-p-chlorophenylacetate (II) and acetylcyclopropane (III) as raw materials in the presence of alkaline to prepare glycidic ester (IV); and carrying out basic hydrolysis on the obtained glycidic ester (IV) to be converted to a corresponding glycerate (V), and further carrying out decarboxylation reaction under acidic conditions to prepare 1-(4-chlorophenyl)-2-cyclopropyl-1-acetone (I) as a bactericide cyproconazole intermediate. The preparation method is simple in process, the three-step reaction can be realized through continuous operation or 'one-pot method'; and the product 1-(4-chlorophenyl)-2-cyclopropyl-1-acetone (I) is high in content and suitable for large-scale development.
Owner:JIANGSU CHENGYANG GROP SCI CO LTD

Germicide composition

The invention discloses a germicide composition. The germicide composition consists of an active ingredient (A), namely fluazinam, and an active ingredient (B), namely any one of myclobutanil, difenoconazole, tebuconazole, propiconazol, hexaconazole, flutriafol, metconazole, epoxiconazole, flusilazole, fluquinconazole, tetraconazole, triadimenol, triadimefon, diniconazole, penconazole and cyproconazole, wherein the mass ratio of A to B is 1:100-100:1. The composition has obvious synergistic effect and high prevention effect, and is applied to the prevention and control of various diseases of fruits and vegetables, particularly the prevention and control of powdery mildew.
Owner:DONGGUAN RUIDEFENG BIO TECH

Bacteriocidal composition containing Boscalid and triazole bactericide

The invention relates to a bacteriocidal composition and an application thereof. The bacteriocidal composition is characterized by comprising Boscalid (A) and at least one (B) selected from the following active components of a triazole bactericide: difenoconazole, propiconazole, tebuconazole, hexaconazole, flutriafol, epoxiconazole, tetraconazole, flusilazole, myclobutanil, cyproconazole, triazolone and diniconazole, wherein the mass ratio of A to B is (1:50)-(50:1). The composition can be applied to preventing and treating diseases of crops such as cereal crops, melons, fruits, vegetables and the like.
Owner:JIANGYIN SULI CHEM

Disinfectant compound containing cyproconazole

The invention relates to a disinfectant compound with synergy function. The compound contains more than two active ingredients and acceptable agricultural inert ingredient, wherein component A is cyproconazole and component B is one of methoxyl acrylic ester disinfectant compound containing kresoxim-methyl, azoxystrobin, trifloxystrobin, SYP-1620, metominostrobin, fenazaquin, pyraclostrobin, kresoxim-methyl, etc. The disinfectant compound can be widely applied to protecting meals, vegetables, fruits, cash crops, etc. The compound is different from other agricultural disinfectant agent, promoting the preventing effect, slowing down the generation of resistance, widening the preventing range, promoting the safety, curing, preventing and increasing production of crops.
Owner:陕西皇牌作物科技有限公司

Wood bamboo material corrosion and discoloration prevention triazole composition and preparation method thereof

The invention relates to a wood bamboo material corrosion and discoloration prevention triazole composition and a preparation method thereof. The preparation method comprises the following steps: preparing a triazole concentrate comprising 4.1-15.6wt% of a triazole compound, 33.6-67wt% of an ethanol and N,N-dimethyl formamide (DMF) combination, 20.7-26.5wt% of an amine oxide and quaternary ammonium salt combination or a calcium dodecyl benzene sulfonate and fatty alcohol polyoxyethylene ether (MOA-15) combination, and the balance of water, wherein the triazole compound is hexaconazole, cyproconazole, epoxiconazole, triadimenol, or a propiconazole/tebuconazole combination with the ratio of propiconazole/tebuconazole of 1:0.68-0.95; and adding parts of water to the triazole concentrate, adding 5-chloro-2-methyl-1-isothiazoline-3-one/2-methyl-1-isothiazoline-3-one (CMIT-MIT), and diluting the above obtained solution to obtain a triazole composition operating fluid. When the triazole composition operating fluid is used to carry out vacuum pressurizing treatment on a wood bamboo material, the wood bamboo material is dried until the water content of 20-25%, 5-9% low-molecular weight (the molecular weight is smaller than 1000) phenolic resin (PF) is used to carry out secondary vacuum pressurizing treatment, and the two-stage treated wood bamboo material has excellent corrosion, mildew and discoloration resistance and excellent triazole anti-loss performance after being dried.
Owner:INST OF WOOD INDUDTRY CHINESE ACAD OF FORESTRY

Pesticide composition containing pyraclostrobin and triazoles

The invention relates to a pesticide composition containing pyraclostrobin and triazoles, wherein the pesticide composition containing pyraclostrobin and triazoles contains an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from the pyraclostrobin while the active ingredient B is one selected from tebuconazole, diniconazole, flutriafol, hexaconazole, cyproconazole, triadimenol and bitertanol, wherein the weight percentages of the effective active ingredients A and B are 1-60% and 1-60% respectively; the effective active ingredients are made into wettable powder, water dispersible granules, a suspending agent or suspended emulsion by being added with an auxiliary and an excipient; and the pesticide composition is used for controlling crop powdery mildews, alternaria leaf spots, scabs, leaf spots, anthracnose, rust diseases, epidemic diseases, banded sclerotial blights and rice blasts, and has the advantages of resistance to rain wash and obvious synergistic effect.
Owner:陕西汤普森生物科技有限公司

Water-soluble antiseptic anti-discoloration insect repellent composite for timber and bamboo wood as well as preparation method and application thereof

The invention relates to a water-soluble triazole antiseptic anti-discoloration insect repellent composite for timber and bamboo wood as well as a preparation method and application thereof. Based on the total weight of the composite, the composite comprises the following components in percentage by weight: 3-8% of triazole compound, 24-48% of organic solvent, 24-40% of cosolvent, 3-10% of N-(2-benzimidazolyl)-methyl carbamate hydrochloride, 0-10% of prochloraz, 0.1-0.8% of esbiothrin insecticide and the balance of water, wherein the triazole compound is propiconazole, tebuconazole, cyproconazole or any combination of propiconazole, tebuconazole and cyproconazole. The composite can be used for processing timber and bamboo wood or timber and bamboo wood products indoor and outdoor. In the processing method, a vacuum pressurization or normal-pressure dipping method are used so that the processed timber and bamboo wood or timber and bamboo wood products have the antiseptic, anti-fungus discoloration and mothproof properties.
Owner:INST OF WOOD INDUDTRY CHINESE ACAD OF FORESTRY

Sterilization composition containing prochloraz nantokite and triazole bactericide as well as application thereof

The invention discloses a sterilization composition containing prochloraz nantokite and triazole bactericide as well as an application thereof, which belong to the technical field of pesticide. The sterilization composition contains prochloraz nantokite (A) and one (B)of the following triazole bactericides; propiconazole, difenoconazole, triticonazole, cyproconazole, epoxiconazole, fluquinconazole, flutriafol, hexaconazole, ipconazole, metconazole, myclobutanil, penconazole, prothioconazole, tebuconazole and triadimenol, wherein weight ratio of A to B is 1-70: 1-60. The sterilization composition can be used for preventing and controlling fungous diseases such as cereal, fruit or vegetable crops, The composition has high cooperative synergism effect, and can overcome and delay the resistance of pathogen as well as enlarge a controlling spectrum, the sterilization speed is fast, persistent period is long, application cost is reduced, and the controlling effect of the composition is obviously better than that of a single dose.
Owner:NANJING HUAZHOU PHARMA

Sterilization compound containing triazole fungicide and azoxystrobin

The invention relates to a suspending agent type and water dispersible granule type sterilization compound which comprises the following raw materials in percentage by weight: 5-50% of triazole fungicide, 5-50 % of azoxystrobin and 3-15 % of accessory ingredient, wherein the triazole fungicide is one or the combination selected from Epoxiconazole, lutriafol, Cyproconazole and Penconazole, and theaccessory ingredient is composed of polycarboxylate dispersing agent and lignosulfonate wetting agent at the weight ratio of 0.15-6:1. The sterilization compound of the invention keeps good compound stability for two active ingredients in use; compared with the condition that single solvent is used for preventing and curing crop diseases, the sterilization compound enlarges disease prevention andcure range, delays the generation of resistance to drugs, obviously improves pesticide effect, reduces dosage and application times for each acre, preferably ensures the safe production of agriculture and protects ecological environment.
Owner:JIANGSU SEVENCONTINENT GREEN CHEM CO LTD

Seed dressing agent containing cyproconazole and thiamethoxam

InactiveCN102362599AGood growth and development throughoutWell-developed root system at seedling stageBiocideFungicidesBacterial diseaseThiamethoxam
The invention relates to an insecticidal and bacteriostatic seed dressing agent for treating seeds, in particular to a seed dressing agent with the active ingredients comprising 1 to 70 percent of cyproconazole and 1 to 70 percent of thiamethoxam. The seed dressing agent is mainly used for treating seeds of soybeans, peanuts, corns, wheat, rice, cotton, cowpeas, watermelons, sunflowers and ornamental flowers, has an obvious effect of preventing and treating a large number of soil-borne or fungal and bacterial diseases such as root rot, gray mold, damping off, bakanae disease, sclerotiniose, smut and the like, has an obvious effect of preventing and controlling underground pests such as mole crickets, grubs and the like, saves time and labor, and has low pollution compared with other technologies for treating seeds or applying pesticides.
Owner:JIANGXI HAIKE RUITE CROP SCI

Preparation method of cyproconazole key intermediate 1-(4-chlorphenyl)-2-cyclopropyl-1-acetone

The invention relates to a preparation method of cyproconazole key intermediate 1-(4-chlorphenyl)-2-cyclopropyl-1-acetone, comprising the following steps of: obtaining a compound (II) by 2-(4-chlorphenyl)-3-cyclopropyl-2-crotononitrile through selectively reducing double bonds; using the oxygen to oxidize cyan group in the compound (II) to carboxyl in the present of the catalyst, obtaining 80% of crude1-(4-chlorphenyl)-2-cyclopropyl-1-acetone; and finally, obtaining more than 95% of cyproconazole key intermediate 1-(4-chlorphenyl)-2-cyclopropyl-1-acetone by high vacuum rectification. The method has the characteristics of high yield, good quality, low cost and safety in production, and can achieve industrial production completely.
Owner:JIANGXI HUASHI PHARMA

Germicide compounded from azoxystrobin, difenoconazole and cyproconazole and preparation method thereof

The invention relates to a composite germicide, which simultaneously comprises three components, namely azoxystrobin, difenoconazole and cyproconazole. The germicide is prepared from the following active ingredients in percentage by weight: 1 to 40 percent of azoxystrobin, 1 to 30 percent of difenoconazole, 1 to 40 percent of cyproconazole, a wetting agent, a dispersant, an emulsifying agent, a thickening agent, a stabilizer, an antifreezing agent, an antifoaming agent and a solid carrier or a solvent. The composite germicide has effects and use which are obviously superior to those of germicides comprising one or two components.
Owner:吴元林

Sterilization composition based on zoxamide

The invention relates to a sterilization composition which comprises the effective ingredients of one of (A) zoxamide and (B) triazole compounds, wherein the triazole compounds are selected from tebuconazole, hexaconazole, difenoconazole, epoxiconazole, flusilazole, myclobutanil, penconazole, fluquinconazole, diniconazole, triazolone, propiconazole, triadimenol, flutriafol, bitertanol and cyproconazole, the mass ratio between A and B is 50:1-1:50, and the balance is auxiliary ingredients that are allowable and acceptable in pesticides. The sterilization composition can be used for preparing wettable powders, missible oils, suspending agents, water dispersible granules, emulsion in water and microemulsion by adopting known methods. The zoxamide has remarkable synergic effect after being compounded with any one selected triazole compound according to a certain proportions; and the sterilization composition can be used for preventing and treating diseases on crops, such as grains, vegetables, fruit trees, and the like.
Owner:SHENZHEN NOPOSION AGROCHEM

Suspending seed coating agent containing cyproconazole and fludioxonil

The invention relates to a suspending seed coating agent for treating seeds, in particular to a suspending seed coating agent using cyproconazole and fludioxonil as active ingredients and a preparation method for the suspending seed coating agent. In the suspending seed coating agent, the cyproconazole content is 1 to 70 percent and the fludioxonil content is 1 to 70 percent. The suspending seed coating agent is mainly used for treating seeds of soybeans, peanuts, corns, wheat, rice, cotton, cowpeas, watermelons, sunflowers and ornamental flowers, has an obvious effect of preventing and treating a large number of soil-borne or fungal and bacterial diseases such as root rot, gray mold, damping off, bakanae disease, sclerotiniose, smut and the like, saves time and labor, and has low pollution compared with other technologies for treating seeds or applying pesticides.
Owner:JIANGXI HAIKE RUITE CROP SCI

Wood preservative

The invention discloses a wood preservative prepared from the following raw materials in parts by weight: 15-45 parts of borate, 6-15 parts of a quaternary ammonium salt, 5-10 parts of chlorothalonil, 4-10 parts of a hydrotropic agent, 5-8 parts of zinc sulfate, 1-3 parts of triazoles (tebuconazole, cyproconazole and propiconazole), 2-8 parts of tribromophenol, 5-10 parts of acetic acid, 5-15 parts of xylogen, 2-5 parts of diatomite, and 60-75 parts of water. The invention provides the wood preservative, and the preservative has the characteristics of long-term high efficiency, uniform action, low raw material and process costs, does not leave any trace on the wood surface, and does not affect the quality.
Owner:QINGDAO CHENQING INFORMATION TECH

Sterilization composition containing azoxystrobin and cyproconazole and application of sterilization composition

The invention discloses a sterilization composition containing azoxystrobin and cyproconazole. The azoxystrobin and the cyproconazole are used as active ingredients, and the weight ratio of the azoxystrobin to the cyproconazole is 1-80:1-80. The invention further discloses application of the sterilization composition. The sterilization composition and the application have the advantages that an obvious synergetic effect is realized when the azoxystrobin and the cyproconazole are used together, merits of the azoxystrobin and merits of the cyproconazole are effectively played, the obtained sterilization composition is excellent in quality and high in pesticide effect, and can effectively prevent and treat powdery mildew of cucumbers, a preparation method is simple, operation is convenient, energy consumption is low, the application amount of drugs is reduced when the sterilization composition is used with the drugs, drug resistance of germs to a single drug is relieved, and the sterilization composition has high social and economical benefits.
Owner:SHANDONG WEIFANG RAINBOW CHEM

Sterilizing composition containing cyproconazole and validamycin A and preparation method thereof

The invention provides a sterilizing composition containing cyproconazole and validamycin A and a preparation method thereof. Cyproconazole and validamycin A are used as main components, and deionized water and an auxiliary agent are assisted to form a suspending agent or the main components, the auxiliary agent and a carrier form wettable powder; and the compounding of the cyproconazole and the validamycin A can generate higher synergistic effect, expand the disease preventing and treating range, delay the generation of drug resistance, obviously improve the pesticide effect, lightens the burden on peasants and guarantees the safe production of agriculture and ecological environment. The invention is applied to the field of chemical protection of agricultural plants and has excellent andefficient protecting and treating effects on fruit trees, vegetables, wheat, rice, and the like with pathogenic bacterial damages.
Owner:JIANGSU SEVENCONTINENT GREEN CHEM CO LTD

Method for synchronous determination of content of triazole chiral pesticide enantiomers

The invention discloses a method for synchronous determination of the content of triazole chiral pesticide enantiomers. According to the method, the technology of accelerated solvent extraction is used to treat a soil sample, an online polarimetric optical detector is used to determine the eluting sequence of the enantiomers, and the methods of reverse phase liquid chromatography with a chiral stationary phase and triple quadruple tandem mass spectrometry are utilized for synchronous determination of enantiomers of nine triazole chiral pesticides, namely, hexaconazole, flutriafol, diniconazole, cyproconazole, tetraconazole, epoxiconazole, myclobutanil, fenbuconazole and triadimefon; the detection limit of the method is as low as 0.5 to 1.0 mu g / kg.
Owner:INST OF QUALITY STANDARD & TESTING TECH FOR AGRO PROD OF CAAS

Pesticide composition containing probenazole and triazole

The invention discloses a pesticide composition containing probenazole and triazole. The composition is mainly characterized by containing an active ingredient A, an active ingredient B, and the balance assistants. Specifically, the active ingredient A is probenazole, the active ingredient B is any one of tebuconazole, difenoconazole, cyproconazole, penconazole and prothioconazole, and the active ingredient A and the active ingredient B are in a weight ratio of 80:1-1:60. The composition can be made into wettable powder, water dispersible granules, suspensions, suspension emulsions, emulsions in water, microemulsions, microcapsule suspensions, and microcapsule suspension-suspension agents. The composition disclosed in the invention can prevent a variety of diseases, and has an obvious synergistic effect, expands the bactericidal spectrum, has high activity on diseases in paddy rice, wheat, barley, cruciferous vegetables, fruit trees and peanuts, and has good environmental compatibility. Preparations of the pesticide composition have the advantages of strengthened adhesive force, rainwash resistance, and long duration of efficacy, etc.
Owner:SHAANXI MEIBANG PHARMA GRP CO LTD

Bactericidal composition containing triazole and thiram

InactiveCN103190423AStrong systemic bactericidal effectExcellent adhesionBiocideFungicidesDiseaseTriazole antifungals
The invention relates to a bactericidal composition of suspending agent form, wettable powder and water dispersible granules. The bactericidal composition mainly comprises the following raw materials in percentage by mass: 1%-3% of triazole fungicide, 10%-60% of thiram and 3%-15% of additive, wherein the triazole fungicide is one substance or a combination of multiple substances selected from epoxiconazole, tebuconazole, cyproconazole and difenoconazole, and the additive comprises a poly-carboxylate dispersing agent and a fatty alcohol ether wetting agent which are added according to a mass ratio of 1: (0.15-3). When the bactericidal composition is used, the good compound stability is always kept between the two active components. Compared with a single dosage for preventing and treating crop diseases, the bactericidal composition has the advantages that the range of preventing and treating diseases is widened, the generation of medicine resistance is delayed, the pesticide effect is obviously improved, the dosage of pesticide used in land per mu and the frequency of pesticide application are reduced, the safety production of agriculture is well ensured, and ecological environments are protected.
Owner:南京南农农药科技发展有限公司

Sterilizing composition containing picoxystrobin and triazole

The invention discloses a sterilizing composition containing picoxystrobin and triazole. The sterilizing composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is the picoxystrobin; the active ingredient B is a bactericide selected from any one of triadimenol, bitertanol, diniconazole, hexaconazole, cyproconazole and flutriafol; and the weight ratio of the active ingredient A to the active ingredient B is (0.01-0.6):(0.01-0.4). The composition can prevent and control various crop diseases, has remarkable synergistic effect, enlarges the fungicide spectrum and high activities on powdery mildew, leaf blight, septoria nodorum, rust disease, root rot, smut, anthracnose, brown rot, apple scab, leaf spot, brown spot, Alternaria mali Roberts and leaf rust, reduces using amount of pesticide, reduces residual quantity of the pesticide on the crops, and reduces environmental pollution.
Owner:陕西汤普森生物科技有限公司

Azoxystrobin and cyproconazole compounded suspending agent and preparation method thereof

The invention relates to an azoxystrobin and cyproconazole compounded suspending agent and a preparation method thereof. The suspending agent comprises, by mass percentage, 15-25% of azoxystrobin raw pesticide, 5-15% of cyproconazole raw pesticide, 3-5% of wetting dispersant, 2-3% of dispersant, 2-4% of antifreezing agent, 0.1-0.3% of thickening agent, 0.5% of adsorbent, 0.1% of preservative, 1-2% of antifoaming agent, and the balance water. The preparation method comprises the steps of quantitatively weighing the following raw pesticide components: the azoxystrobin raw pesticide, the cyproconazole raw pesticide, the wetting dispersant, the dispersant and the antifreezing agent, and then adding water to 95%, and evenly mixing the components; placing the well mixed components into an abrazing machine to undergo grinding, and obtaining a primary product of the suspending agent in 3-6 h; mixing the thickening agent and water to 5%, adding the thickening agent and the water to the primary product of the suspending agent, and obtaining the suspending agent product after high-speed mixing for 1-3 h through a blender. The azoxystrobin and cyproconazole compounded suspending agent has the advantages that the compounded suspending agent is good in dispersibility, remarkable in pesticide effect, low in use amount, lasting in pesticide effect and excellent in suspension property.
Owner:RUDONG ZHONGYI CHEM

Sterilizing composition containing isopyrazam and triazole bactericide

The invention discloses a sterilizing composition containing isopyrazam and triazole bactericide and application thereof. Effective active components of the sterilizing composition include a first active component and a second active component, wherein the first active component is isopyrazam; the second active component is one of hexaconazole, tebuconazole, difenoconazole, epoxiconazole, cyproconazole and flutriafol; and the weight ratio of the first active component to the second active component is (1:8)-(8:1), preferably (1:5)-(5:1). The composition can be prepared into agriculturally allowable preparation forms such as water dispersible granules, wettable powder and suspending agents. The invention is reasonable in composition and favorable in sterilizing effect; and the activity and the sterilizing effect of the sterilizing composition are not the simple superposition of activities of all the components. Compared with the existing single preparation, the sterilizing composition has remarkable synergistic action beside remarkable sterilizing effect. In addition, the sterilizing composition disclosed by the invention has favorable crop safety, conforms to safety requirements of pesticide preparations and has remarkable control effect on powdery mildew of crops.
Owner:SHAANXI SUNGER ROAD BIO SCI

Preparation method of cyproconazole

The invention discloses a preparation method of cyproconazole, and belongs to the field of organic synthesis. The method particularly comprises four reactions including a Grignard-nucleophilic reaction, a nucleophilic reaction, a ring-closing reaction and a ring-opening reaction. According to the method, cyproconazole is prepared without using poisonous reagents, the process is simple, the purity and the yield are high, and the method is suitable for industrialized production.
Owner:JIANGXI HUASHI PHARMA
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