31 results about "Indoxacarb" patented technology

The invention discloses a nitrogen-doped carbon dot and a rapid fluorescence detection method thereof for indoxacarb residue, and belongs to the field of biosensor technology and food quality detection. L-theanine and ethidene diamine are used as raw materials, the nitrogen-doped carbon dots are prepared through a hydrothermal method, the N-CDs have the advantages of being stable in fluorescence emission, good in salt tolerance and excellent in photobleaching resistance, and indoxacarb can specifically quench fluorescence through the static quenching effect. By optimizing N-CDs synthesis conditions and indoxacarb detection conditions, an indoxacarb fluorescence sensing detection system with high selectivity and high sensitivity is constructed. The detection method disclosed by the invention can be suitable for detecting indoxacarb residues in environmental water samples such as tap water and river water and agricultural product matrixes such as apples and tea leaves, the standard recovery rate is good, the relative standard deviation is low, on-site rapid screening of the indoxacarb residues can be realized, and a new technical means is provided for monitoring the quality safety of the environment and agricultural products.

The present invention provides an indoxacarb-containing pesticide composition, which comprises a first effective component and a second effective component, the first effective component is a compound having a structural formula (I), the second effective component is indoxacarb, and the weight ratio of the first effective component to the second effective component is 1-50: 1-50. The invention also provides application of the pesticide composition in prevention and control of agricultural and forestry pests, especially in prevention and control of chilo suppressalis. Experiments prove that the binary composition obtained by compounding flufenican amide and indoxacarb in a proper proportion has a remarkable synergistic effect, so that the effects of improving the control effect, reducing the dosage and expanding the insecticidal spectrum are achieved. The composition disclosed by the invention has an excellent control effect on target pests such as chilo suppressalis, plutella xylostella, green peach aphid, beet armyworm, ostrinia nubilalis, thrips, flea beetle, spider mites, brown planthopper or liriomyza sativae. (I)

The application provides a compound agent for preventing and treating termites based on Serratia marcescens, which comprises 7.75x10 8 ~2.63x10 12 CFU / mL of Serratia marcescens, and a pathogenic fungus or a biological pesticide or an insect growth regulator or a chemical agent; the pathogenic fungus is Beauvaria bassiana or Metarhizium anisopliae; the biological pesticide is ivermectin; the insect growth regulator is lufenuron or buprofezin or diflubenzuron; and the chemical agent is emamectin benzoate or indoxacarb. The compound agent has obvious synergistic effect on preventing and treating termites, reduces the use amount of single agent, is lower in cost, more efficient, stable and green.

The present application belongs to the field of prevention and control of Solenopsis invicta Buren, and particularly relates to a bait for preventing and controlling Solenopsis invicta Buren, a preparation method and application thereof. The composition is indoxacarb and spinosad, and the mass ratio of spinosad to indoxacarb is 5:1-1:5. The bait adopts a puffing process, has light texture, and does not affect the attraction effect on Solenopsis invicta Buren in an unfavorable environment. The present application also provides a preparation method of the bait.

The invention belongs to the technical field of pesticides, and relates to an insecticidal composition and application thereof. The insecticidal composition comprises an active component A and an active component B, the active component A is a compound represented by a formula (I), the active component B is any one of metaflumizone and indoxacarb, and the mass ratio of the active component A to the active component B is 1: 54-43: 1. The composition disclosed by the invention has a synergistic effect on prevention and control of agricultural and forestry pests within a certain proportioning range, particularly has excellent insecticidal activity on lepidoptera pest larvae, and is good in quick-acting property and safe to crops.

The application provides a resistant sanitary pest control composition containing indoxacarb and application thereof, relates to the technical field of resistant sanitary pest control, and more specifically, the resistant sanitary pest control composition is composed of active ingredient A, active ingredient B, a carrier, and adjuvants, wherein the active ingredient A is indoxacarb; the active ingredient B is R-tetrafluorobenzyl cyclopropane carboxylate pyrethroid, compared with the prior art, the application is synergistic through compounding, reduces resistance, improves the control effect on sanitary pests, especially resistant dipteran sanitary pests such as mosquitoes and flies, reduces the drug dosage, reduces the use frequency, and reduces the drug cost.

This invention relates to the field of agricultural chemicals, particularly to the insecticide indoxacarb, and specifically to a method for preparing the synthetic intermediate of indoxacarb. The method involves constructing an α,β-unsaturated carbonyl compound using the Knoevenagel reaction, followed by further reduction to obtain the target compound. Compared to the nucleophilic substitution reaction conditions in the original literature, this method offers milder conditions and greater solvent selectivity, making it suitable for large-scale industrial production of acyl halide derivatives. This method is not only simple and efficient, but also boasts high yield and high purity, allowing the target compound to be obtained through simple purification steps.

The invention relates to the technical field of chemical purification of pesticides, and discloses a refining and purifying method of indoxacarb. The method comprises the following steps: dissolving an indoxacarb crude product, performing contact adsorption on the dissolved indoxacarb crude product and a temperature-sensitive imprinted silicon material, performing separation to obtain a liquid phase rich in R-isomers and a solid phase loaded with S-isomers, performing recrystallization purification on the liquid phase to obtain R-indoxacarb, performing gradient elution on the solid phase to remove impurities, and performing desorption to obtain high-purity S-indoxacarb, the adsorbent takes mesoporous silica as a carrier, is synthesized in situ through a temperature-sensitive polymer guided by template molecules, and can accurately capture S-isomers at low temperature and quickly desorb during heating. According to the method, high-temperature side reaction is avoided, the process stability is high, the dependence of traditional recrystallization on solubility difference is broken through, the core problem of low chiral separation efficiency is solved, meanwhile, high-selectivity separation is achieved, and the optical purity and yield of the product are remarkably improved.

This utility model relates to the technical field of indoxacarb screening equipment, specifically disclosing a screening device for the production of indoxacarb technical grade, including a support mechanism and a screening mechanism. The screening mechanism is arranged on the upper inner side of the support mechanism. The support mechanism includes a support frame, with two mounting blocks symmetrically arranged at both ends of the lower part of the support frame. Telescopic rods are arranged below each of the four mounting blocks. The screening mechanism includes a screen box, with a screen plate connected to the inner side of the screen box. A top plate and a hopper are respectively connected to the upper and lower ends of the screen box. Support plates are connected to both ends of the screen box. A cam is arranged in the lower center of each of the two support plates. Multiple springs arranged in a linear array are arranged on both sides of the cam. This equipment can continuously screen indoxacarb technical grade, ensuring the continuity of the screening operation, improving the screening efficiency of indoxacarb technical grade, reducing the workload of disassembling and assembling related parts, and reducing the risk of users coming into contact with indoxacarb technical grade.

The invention discloses a preparation method of an indoxacarb high-purity intermediate, and belongs to the technical field of pesticide synthesis. Mixing chlorobenzene, 3-chloropropionyl chloride and the modified charcoal, stirring and reacting to obtain a first mixed solution; heating and stirring the first mixed solution for reaction to obtain a second mixed solution; adding dimethyl carbonate and anhydrous potassium carbonate into the second mixed solution, mixing and performing reflux reaction to obtain a third mixed solution; and sequentially carrying out reduced pressure distillation and ethanol recrystallization on the third mixed solution to obtain the high-purity indoxacarb intermediate. According to the invention, a molecular imprinting-coordination-sulfur doping synergistic catalysis system is constructed through three-step modification, so that precise recognition and efficient catalysis cooperation are realized, and the reaction selectivity and the product purity are improved. The modified charcoal has excellent stability and can be recycled, the production process is simplified, and the separation difficulty is reduced.

The application relates to the technical field of indoxacarb production, in particular to a filtering device for indoxacarb production, which comprises a first filtering mechanism for filtering small impurities in indoxacarb particles, and a second filtering mechanism for filtering large-volume impurities in the indoxacarb particles and arranged at the bottom of the first filtering mechanism; the first filtering mechanism comprises a first filtering box, a first rotating shaft is rotationally arranged in the first filtering box, a plurality of equidistant first spiral blades are fixedly arranged on the outer surface of the first rotating shaft, a plurality of dust removal holes are formed through the surface of the first rotating shaft, and the hole diameter of the dust removal holes is smaller than the diameter of the indoxacarb particles; the filtering device solves the problems in the prior art that, although the filtering process of the chemical raw materials can be realized, the filtering holes are prone to be blocked during the filtering process, the filtering effect is affected, the filtering process is even paused, and the filtering effect is poor because the impurities of different specifications cannot be filtered in the prior art.

The invention relates to the technical field of chemical purification of pesticides, and particularly discloses a post-treatment process of indoxacarb. According to the process, metal ions, colored impurities and byproducts in reaction liquid are deeply removed by adopting a composite adsorbent composed of chelate resin loaded nano zinc oxide and beta-cyclodextrin; a high-purity crystal is obtained by combining a mixed solvent with ultrasonic-assisted gradient crystallization; and further treating by using a melting sweating technology under nitrogen protection, and dehydrating crystallization mother liquor through a molecular sieve to realize high-efficiency recovery of the mixed solvent. The purity and quality stability of indoxacarb are remarkably improved and the production cost and environmental pollution are reduced through deep impurity removal by composite adsorption, crystallization efficiency and crystal quality improvement by optimizing a solvent crystallization system, mild refining by melting sweating and efficient solvent recycling.

The utility model discloses a kind of insect mite. indoxacarb suspending agent small amount storage transfer device, including trolley assembly, including base plate, symmetry rotation installation on the base plate pivot, fixed on the pivot gyro wheel, fixed on the base plate fixed seat, rotation installation on the fixed seat rotating rod, fixed on the rotating rod U-shaped frame, fixed on the U-shaped frame connecting rod and fixed on the connecting rod top handrail frame;Placing assembly;Top limiting component;Damping component.This kind of insect mite. indoxacarb suspending agent small amount storage transfer device, can make the left and right of suspending agent bottle body each place all be fixed, to avoid bottle body large amplitude shake;And trolley impact to obstacle, will lead to impact cover first impact, will extrude hydraulic oil into damping cavity, this process plays damping effect, whole process simulation damper working engineering, so as to avoid trolley impact after being impacted.

The invention provides a method for identification and chiral resolution of enantiomers of three new metabolites in an indoxacarb rat, and belongs to the technical field of pesticide metabolite analysis. Three metabolite enantiomers in an indoxacarb rat are separated and identified by adopting a high performance liquid chromatography-mass spectrometry technology, a chromatographic column is a polysaccharide derivative chiral chromatographic column, a mobile phase A is an organic solvent, a mobile phase B is a 5mM ammonium acetate aqueous solution, the volume ratio of the mobile phase A to the mobile phase B is 80: 20-85: 15, the column temperature is 35 DEG C, and the flow velocity is 0.8 mL / min. The invention provides a method for effectively identifying and separating enantiomers of three metabolites in a chiral indoxacarb rat, and the method has the advantages of high sensitivity, simplicity in operation, high separation speed and the like.

The invention belongs to the field of agriculture, particularly relates to a pesticide nano synergist CoMnBONZ and a preparation method and application thereof, and constructs a pest drug resistance risk assessment system under the condition that the CoMnBONZ is combined with a pesticide. According to the CoMnBONZ disclosed by the invention, the insecticidal activity of the chlorantraniliprole, the indoxacarb, the lufenuron, the tetrachlorantraniliprole and the spinetoram on the spodoptera frugiperda can be remarkably improved, and the resistance development rate of the spodoptera frugiperda on the chlorantraniliprole is delayed.

Pesticidal mixtures comprising as active compounds A) the ethylsulfone compound of formula (I) and B) at least one further compound B selected from fipronil, lambda-cyhalothrin, bifenthrin, tefluthrin, alpha-cypermethrin, thiamethoxam, clothianidin, acetamiprid, imidacloprid, dinotefuran, tri-flumezopyrim, fenmezoditiaz, spinosad, spinetoram, abamectin, afidopyropen, indoxacarb; met-aflumizone, spiropidion, spidoxamat, chlorantraniliprole, cyantraniliprole, tetraniliprole, cyclaniliprole, broflanilide, isocycloseram; dimpropyridaz; and difenoconazole, prothioconazole, flutriafol, ipconazole, tebuconazole, mefentrifluconazole, triticonazole, fluoxytioconazole, metyltetraprole, azoxystrobin, trifloxystrobin, pyraclostrobin, sedaxane, penflufen, fluopyram, fluxapyroxad, pydiflumetofen, isoflucypram, cyclobutrifluram, oxathiapiprolin, fluoxapriprolin, metalaxyl, picarbutrazox, fludioxonil, thiophanat-methyl; methods and use of these mixtures for combating invertebrate pests such as insects, arachnids or nematodes in and on plants, and for protecting such plants being infested with pests, especially also for protecting plant propagation material as like seeds.

The invention relates to the technical field of crop cultivation and plant protection, in particular to an efficient growth treatment agent for tobacco seedling transplantation. The efficient growth treating agent for tobacco seedling transplanting comprises a group A for treating tobacco seedling leaves and a group B for treating tobacco seedling root systems, and the group A comprises enylalan.oxyenylalani soluble powder and bacillus amyloliquefaciens KN-527; and the group B comprises white spirit of 45 degrees or above, a chlorantraniliprole and indoxacarb suspending agent, olefinic gland and oxyolefinic gland soluble powder, enzymolysis seaweed extract microbial bacteria and bacillus amyloliquefaciens. Through compounding of the composition, the transplanting survival rate and rapid growth of tobacco seedlings can be promoted, diseases and insect pests are killed, and the stress resistance of the tobacco seedlings is improved.

The application discloses an indoxacarb wastewater pretreatment method, belongs to the technical field of indoxacarb wastewater pretreatment, and mainly aims at 5-chloro-2-methoxycarbonyl-2-hydroxy-1-indanone, an intermediate of indoxacarb. First, the pH is adjusted to hydrolyze the indoxacarb intermediate into methanol and 5-chloro-2-methoxycarbonyl-2-hydroxy-1-indanone derivatives with carboxylate, the methanol is collected, and then the waste liquid is adjusted to be acidic. The prepared emulsion is added, liquid-liquid separation is carried out, on the basis of recycling of the methanol and the 5-chloro-2-methoxycarbonyl-2-hydroxy-1-indanone derivatives, the waste liquid meeting the national minimum emission standard is obtained, and the waste liquid is sent to a sewage treatment plant for further treatment. The indoxacarb wastewater pretreatment method has the characteristics of energy saving and consumption reduction and recycling of useful components of liquid.

The application provides a suspension agent containing emamectin benzoate and indoxacarb. The suspension agent uses a compound thickening agent, cooperates with a specific antifreezing agent, determines a proper raw material adding sequence and preparation steps, and process parameters such as shearing time and grinding temperature, so as to avoid the situations such as clumping or caking and decomposition of active ingredients which are prone to occur in the preparation process of the suspension agent, and is suitable for large-scale industrial production. The suspension agent has good stability and remarkable drug efficacy. Field tests show that the suspension agent has excellent control effect on lepidopteran pests, has long effective period, is safe to crops, and is environment-friendly.

Pesticidal compositions and methods of use are provided. An aqueous pesticidal suspension composition comprises indoxacarb, a dispersant, a surfactant, and water, wherein the dispersant and surfactant are present in amounts effective to maintain the indoxacarb as a stable suspension during storage. The composition may optionally include one or more formulation additives such as a thickener, preservative, antifreeze agent, or antifoaming agent. A suspension concentrate comprising higher levels of indoxacarb, dispersant, and surfactant is also provided and may be diluted prior to application. Methods of controlling pests are further disclosed, including applying an effective amount of an indoxacarb-containing composition to turfgrass or ornamental plants to control pests such as black cutworm larvae, tawny mole cricket, and Genista caterpillar. The compositions may be applied directly or as diluted spray solutions at selected application rates to provide effective pest control with acceptable plant safety.

The invention discloses a synthesis process of indoxacarb, and belongs to the technical field of pesticides. The process comprises the steps of raw material pretreatment, continuous micro-reaction, nanofiltration separation, spray drying and resource recovery, wherein 5-chloro-1-indanone and benzyl carbazate are mixed according to a specific molar ratio, and after nanometer grinding, ultrasonic dispersion is performed in a supercritical CO2 system to form a stable suspension; continuous reaction is completed through condensation, cyclization, deprotection and an acylation microreactor in sequence; after nanofiltration separation and purification, spray drying is performed under the protection of nitrogen to obtain a finished product; meanwhile, CO2, a solvent and unreacted raw materials are recycled and reused; the reaction activity is synergistically improved through nanoscale raw material pretreatment and supercritical CO2 dispersion, the continuous micro-reaction system accurately controls the temperature and the pressure to reduce side reactions, and a green closed-loop process is constructed through multistage separation and recovery; the purity of the product reaches 98.5% or above, and the method has the remarkable advantages of high efficiency, high quality, environmental protection and economy and is suitable for industrial large-scale production of indoxacarb.

The invention provides an insecticidal composition, an insecticidal biological preparation and a preparation method thereof. The insecticidal composition is composed of indoxacarb and d-limonene according to a weight ratio of (5-15): (2-8). Through a large number of researches, it is found that the insecticidal composition composed of indoxacarb and d-limonene according to the weight ratio of (5-15): (2-8) can achieve synergistic interaction, and the cotoxicity coefficient is gt; 120); particularly, when the indoxacarb and the d-limonene are combined according to the weight ratio of (8-12): (3-6), the indoxacarb and the d-limonene can achieve remarkable synergistic interaction, and the co-toxicity coefficient is gt; the insecticidal effect is greatly improved, and the insecticidal effect can be even up to 180. Moreover, in the aspect of resistance treatment, continuous 20 generations of screening shows that the resistance multiple (6.0-6.3 times) of the compound of the two is only 38.5%-40.9% of that of a single agent, the drug resistance is effectively delayed, and the service life of the agent is prolonged.

The invention relates to the technical field of killing agents, and particularly discloses a compound luring and killing agent for controlling solenopsis invicta and a preparation method of the compound luring and killing agent for controlling the solenopsis invicta. 1-3 parts of white shrimp powder; 1-3 parts of sesame oil; 0.5 to 1.5 parts of brown sugar; the mixture is composed of imidacloprid and thiamethoxam, the mass percent concentration of the imidacloprid is 0.01%-0.05%, the mass percent concentration of the thiamethoxam is 0.005%-0.02%, the mixture is used for being sprayed on the surface of a matrix, the formula is obviously superior to 0.08% indoxacarb bait sold in the market, the higher action speed and the higher poison effect are shown, and the effect is good. Insecticides with different action mechanisms are compounded, an effective scheme is provided for solving the problems that existing chemical agents are deficient in variety and the drug resistance is increasingly increased, meanwhile, the production cost is reduced, the potential risk to non-target organisms and the environment is also reduced, and the environment-friendly prevention and control development direction is met.

Compositions and methods for controlling pests are disclosed. The compositions comprise a solid particulate of a voltage-dependent sodium channel blocker and methods of using the voltage-dependent sodium channel blocker to control a target pest. The voltage-dependent sodium channel blocker is active in its solid form and provides control of current and future pest generations independent of application timing with respect to insect life stage.

The application belongs to the technical field of pesticides, and particularly relates to a microemulsion containing abamectin and indoxacarb as well as a preparation method and application thereof. The microemulsion contains abamectin and indoxacarb, wherein the abamectin accounts for 0.5-3% by weight, the indoxacarb accounts for 3-6% by weight, a phenol derivative polyoxyethylene ether accounts for 5-15% by weight, a polyalkylene oxide block copolymer accounts for 1-5% by weight, a cyclic ketone accounts for 40-55% by weight, a C3-C6 monohydric alcohol accounts for 2-8% by weight, and water accounts for the balance. The microemulsion has liquid beads reaching ultra-fineness, which is 1-2 orders of magnitude smaller than general liquid beads, has good spreading and permeability on plant and insect cells, and is more conducive to exertion of drug efficacy.

This invention provides a termite control agent based on a combination of Serratia marcescens and indoxacarb, comprising Serratia marcescens and indoxacarb. This agent exhibits a significant synergistic effect in termite control, reduces the dosage of single agents, is lower in cost, more efficient, stable, and environmentally friendly.

The application provides a suspension agent containing flonicamid and indoxacarb and a preparation method thereof. The suspension agent uses a compound thickening agent, cooperates with a specific antifreezing agent, determines a proper raw material adding sequence and a preparation step, and determines process parameters such as shearing time and grinding temperature, so as to avoid situations such as clumping or caking and decomposition of active ingredients which are prone to occur in the preparation process of the suspension agent, and is suitable for large-scale industrial production. The suspension agent has good stability and remarkable drug efficacy. Field tests show that the suspension agent has a control effect of more than 95% on the rice brown planthopper and the tea green leafhopper, has a long effective period, is safe to crops, and is environment-friendly.

The effective components of the insecticidal composition are chlorantraniliprole and indoxacarb, the synergistic component is quispualis indica essential oil, and the ratio of chlorantraniliprole to indoxacarb is 1: 1: (0.2-0.5). According to the insecticidal composition, the chlorantraniliprole and the indoxacarb are subjected to binary compounding, the quispualis indica essential oil is used as a synergistic component, the insecticidal composition has an obvious synergistic effect, the quick-acting property and the persistence of the insecticide are good, the production cost and the use cost are reduced, and the insecticidal composition is particularly suitable for preventing and treating noctuidae pests.

The present invention relates to stable synergistic insecticidal composition for synergistic and effective control of various insect pests including entire sucking pest complex.

A mixture for killing pests, comprising, as the active compound, A) an ethyl sulfone compound having formula (I) and B) At least one additional compound B, selected from fipronil, λ-cyhalothrin, bifenthrin, heptafluthrin, α-cyhalothrin, thiamethoxam, thiamethoxam, acetamiprid, imidacloprid, dinotefuran, trifluralin, dithiamethoxam, spinosad, ethyl spinosad, abamectin, bispyribac-methyl, indoxacarb; cyfluthrin, methoxypiperazine ethyl ester, dispirenil, chlorantraniliprole, brofenoxuronamide, tetrazolium acetonitrile, cyclobromhizobium acetonitrile, brofenoxuron dimethoate; pyrimethanil, M.UN.1: 1-[6-(2,2-difluoro-7-methyl-[1,3]m-dioxacyclopenten[4,5-f]benzimidazol-6-yl)-5-ethylsulfonyl-3-pyridyl]cyclopropaneformonium, M.UN.2: 6-(5-cyclopropyl-3-ethylsulfonyl- 2-pyridyl)-2,2-difluoro-7-methyl-[1,3]m-dioxacyclopenten[4,5-f]benzimidazole; and difenoconazole, prothioconazole, fenbendazole, tebuconazole, chlorfluazuron, cymoxanil, fluopyram, tetrazoxystrobin, azoxystrobin, oxadiazon, azoxystrobin, fluopyram, fluopyram, fluopyram, fluopyram, fluopyram, isopropoxystrobin, trifluoropyridamole, fluthiazolinone, flusaprolin, metalaxyl, tetrazoxystrobin, fludioxonil, thiophanate-methyl; these mixtures are used to combat invertebrate pests such as insects, arachnoides or nematodes inside and on the surface of plants, and for the protection of such plants, especially for the protection of plant propagation material such as seeds from pest infestation.