65results about How to "Has insecticidal activity" patented technology

The invention discloses 4-(benzofuran-5-yl)-2-aromatic aminothiazole shown as a chemical structural formula I. The preparation method of the 4-(benzofuran-5-yl)-2-aromatic aminothiazole comprises the following steps of: heating and stirring 2-halogen-1-(7-hydroxyl/alkoxyl-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl) butanone and arylthiourea in acetone for reaction to obtain 4-(benzofuran-5-yl)-2-aromatic aminothiazole salt; and neutralizing the 4-(benzofuran-5-yl)-2-aromatic aminothiazole salt with stronger ammonia water to obtain the 4-(benzofuran-5-yl)-2-aromatic aminothiazole. The 4-(benzofuran-5-yl)-2-aromatic aminothiazole has high insecticidal activity and is applied to the preparation of pesticides.

The present invention relates to oxo fluoroalkyl sulfonamide compound and its preparation process and use as household and farm chemical pesticide. Structurally, the compound is perfluoro sulfonamide compound with increased ether bond structure. It has simple synthesis process. The pesticidal activity test shows that the oxo fluoroalkyl sulfonamide compound has increased roach killing activity and plant hopper preventing and controlling bioactivity, so that it may be used in preparing household and farm chemical pesticide.

The invention provides 1,2,3-thiadiazole-1,3,4-thiadiazole derivatives, and a preparation method and application thereof. The invention relates to 1,2,3-thiadiazole-containing heterocyclic compounds with the chemical structural general formula shown as the specification. The invention discloses the structural general formula of the compounds, a synthesizing method of the compounds, application ofthe compounds serving as pesticides, bactericides, anti-plant-virus agents and plant activating agents, and a process for preparing the pesticides, the bactericides, the anti-plant-virus agents and the plant activating agents by mixing the compounds and agriculturally acceptable adjuvants or synergists. The invention also discloses application of the compounds when the compounds are combined withcommodities of the pesticides, the bactericides, the anti-plant-virus agents and the plant activating agents in prevention and control of agricultural, forestry, horticultural and health diseases, insect pests and virus diseases, and a preparation method of the compounds.

The invention provides a class of 4-halogenated methyl-1,2,3-thiadiazole compounds and a preparation method and application thereof, relating to heterocyclic compounds containing 1,2,3-thiadiazole, which have the following chemical general formula as shown in the specification of the invention. The invention discloses the general formula, the synthesis method of the compounds, application of the compounds used as insecticides, disinfectants, antiphytoviral agents and plant activators and the process for preparing insecticides, disinfectants, antiphytoviral agents and plant activators by mixing the compounds with agriculturally acceptable additives or synergists; the invention also discloses the application of combining the compounds with commercial insecticides, disinfectants, antiphytoviral agents and plant activators to prevent and treat diseases, pests, virus diseases in agriculture, forestry and horticulture, and the preparation method of the compounds.

The invention provides a biological organic fertilizer for preventing and treating root-knot nematode and a preparation method and application of the biological organic fertilizer. The biological organic fertilizer comprises 5-30 parts of a composite bacterial agent and 70-95 parts of a carrier, wherein the composite bacterial agent contains bacillus subtilis, paecilomyces lilacinus, pochonia chlamydospora and streptomycete, and the carrier is made from chicken manure, mushroom residues, and rape seed cake through microorganism compost fermentation. The composite bacterial agent has the effectof preventing and treating root-knot nematode in soil. The carrier is abundant in organic components and inorganic components, which can improve soil, increase the nutritive components in soil, accelerate the effective colonization of the composite bacterial agent in soil, and improve the capability of controlling treating root-knot nematode in soil of the composite bacterial agent. The providedbiological organic fertilizer for preventing and treating root-knot nematode is powder, can be used as a base fertilizer, is harmless to human and animals, is good in preventing and treating effect, and can obviously improve the quality and yield of crops.

The invention provides a 5-halogenated methyl-1,2,3-thiadiazole derivative and a preparation method and use thereof. The invention relates to heterocyclic compounds containing the 1,2,3-thiadiazole which have a chemical structure general formula shown in the specifications. The invention discloses the general formula and a synthesis method of the compounds, the use of the compounds as pesticide, bactericide, plant virus resisting agent and plant activator, and the process for preparing the pesticide, the bactericide, the plant virus resisting agent and the plant activator by mixing the compounds and an agriculturally acceptable assistant or synergist. The invention further discloses the use of the compounds in preventing and controlling the agricultural, forest and garden diseases, insect damages and virus diseases by combining the compounds with the commodity pesticide, the bactericide, the plant virus resisting agent and the plant activator, and the preparation method.

The invention discloses application of 4-tertiary butyl-5-(1,2,4-triazole-1-base)-2-benzyliminothiazole as shown in a chemical structural formula I in the preparation of insecticides, wherein X in the chemical structural formula I is selected from hydrogen, 2-chlorine, 2-fluorine, 2-hydroxy, 2-methoxyl, 2-ethyoxyl, 2-nitryl, 3-dimethylamino, 3-chlorine, 3-bromine, 3-fluorine, 3-methyl, 3-ethyl, 3-trifluoromethyl, 3-hydroxy, 3-methoxyl, 3-ethyoxyl, 3-nitryl, 3-sulfonic group, 3-methanesulfonylamino, 3-sulfamoyl, 4-dimethylamino, 4-chlorine, 4-bromine, 4-fluorine, 4-methyl, 4-ethyl, 4-trifluoromethyl, 4-hydroxy, 4-methoxyl, 4-ethyoxyl, 4-acetoxyl group, 4-nitryl, 4-sulfonic group, 4-methanesulfonylamino, 4-sulfamoyl, 2-chlorine-5-nitryl, 3-ethyl-4-hydroxy, 3,4-dimethoxy, 2,4-dichloro, 2-hydroxy-5-bromine, 2-hydroxy-5-iodine, 2-hydroxy-5-chlorine, 2,4-difluoro, 2-hydroxy-3,5 dibromo, 2-hydroxy-3,5 diiodo, 2-hydroxy-3,5 dichloro or 2-hydroxy-3,5 difluoro.

The invention belongs to the field of agricultural fertilizer, relates to a foliage fertilizer, in particular to a foliage fertilizer for a longan tree and a production method of the foliage fertilizer. The foliage fertilizer is prepared from the following raw materials in parts by weight: 7 to 10 parts of biochemical fulvic acid potassium, 12 to 15 parts of urea, 5 to 7 parts of washing powder, 7 to 13 parts of monopotassium phosphate, 8 to 14 parts of amino acid-chelated copper and boron, 6 to 13 parts of sucrose-complexed manganese and calcium, 8 to 12 parts of diaminoferric xanthohumate, 1 to 2.5 parts of sophocarpidine, 14 to 20 parts of magnesium sulfate and 6 to 10 parts of zinc sulfate. The foliage fertilizer prepared by the production method disclosed by the invention is good in fertilizer efficiency, is rich in multiple medium trace elements required by the longan tree, and meets nutritional requirements of longan; after application, the foliage fertilizer has a significant prevention effect for physiological yellow coloring, small leaf, mottled leaf, roll leaf and the lime of the fruit tree; by using the foliage fertilizer, toot system development of the fruit tree can be promoted, disease invasion is prevented, and disease resistance, drought resistance and cold resistance of crops are improved; the foliage fertilizer has effects of improving the growth speed of longan, promoting fruiting and swelling, improving the yield and the quality of longan, improving the resistance of the fruit tree and sterilizing.

The invention relates to a production method for extracting pyrethrin from a pyrethrum flower. The production process comprises the following steps of: (a) carrying out draining drying, smashing and wall breaking on the pyrethrum flower; (b) carrying out multistage reflux pulse extraction; (c) carrying out reflux film evaporation at negative pressure; (d) adsorbing, filtering and separating at negative pressure; and (e) rectifying and purifying at negative pressure. The production method disclosed by the invention greatly increases the yield of the pyrethrin, realizes the large-scale, industrialized and continuous production of the pyrethrin and has the advantages of no environmental pollution, low production cost and enormous economic benefit and social benefit.

The invention discloses 5-[2-(Benzylimino)thiazole-4-yl]benzofuranol or aryl ether as shown in the chemical structure formula I, wherein X is selected from chlorine, fluorine, hydroxyl, methoxy, ethoxy, nitro, dimethylamino, sulfonic, methylsulfonyl amino, sulfamoyl, 2-chlorine-5-nitro, 3-ethyl-4-hydroxy, 3,4-dimethoxy, 2,4-dichloro, 2-hydroxy-5-bromine, 2-hydroxy-5-iodine, 2-hydroxy-5-chlorine, 2,4-difluoro, 2-hydroxy-3,5-difluoro, 2-hydroxy-3,5-dichloro, 2-hydroxy-3,5-dibromo or 2-hydroxy-3,5-diiodo; R is selected from H, C1-C2 alkyl, C3-C4 linear alkyl or branched alkyl; and R1 is selectedfrom H, C1-C2 alkyl, C3-C4 linear alkyl or branched alkyl. An application of 5-[2-(Benzylimino)thiazole-4-yl] benzofuranol or aryl ether in the preparation of a pesticide.

The invention discloses 4-alkyl-6-aryl-5-(1, 2, 4-triazole-1-yl)-2-amino-1, 3-thiazine shown as a chemical structural formula I and salts thereof. A method for preparing the 4-alkyl-6-aryl-5-(1, 2, 4-triazole-1-yl)-2-amino-1, 3-thiazine has the following steps: heating 1-aryl-2-(1, 2, 4-triazole-1-yl)-3-alkyl-1-propylene-3-ketone and thiourea in ethanol, stirring materials for reaction, using ammonia for neutralization, and preparing and obtaining the 4-alkyl-6-aryl-5-(1, 2, 4-triazole-1-yl)-2-amino-1, 3-thiazine through reduced pressure distillation and column chromatography. The invention also discloses application of the 4-alkyl-6-aryl-5-(1, 2, 4-triazole-1-yl)-2-amino-1, 3-thiazine to the preparation of pesticide.

The invention belongs to the field of deodorizing products and relates to a natural plant-derived environment-friendly deodorant. The deodorant comprises fruit extract liquid, plant extract liquid, anonionic surfactant, a cationic surfactant and purified water. The fruit extract liquid contains polyphenols; the plant extract liquid contains alkaloid, and an aqueous solution of the alkaloid is alkaline; the cationic surfactant is a metal salt cationic surfactant. Under the action of alkaloid, deodorizing effects of the polyphenols are improved, deodorizing time is shortened, and effective deodorization is realized. The deodorant is capable of fundamentally eliminating various odors by simultaneous action on acids, alkalis and repugnant substances; by adding of an essential oil component, integral fragrance of the deodorant is enriched; by a reasonable ratio, functions and aroma of the deodorant satisfy users, and secondary pollution is avoided.

The invention relates to N-methyl-N-benzoyl aminobenzene formamide compounds which have a structural formula presented by the general formula I, wherein R1 and R2 are substituted by aryl groups. The N-methyl-N-benzoyl aminobenzene formamide compounds are prepared by N methylation, amidation and hydrolysis, and reacting with corresponding arylamine under the action of DCC/DMAP . The applications of the N-methyl-N-benzoyl aminobenzene formamide compounds as pesticides for preventing and curing aphids, cotton bollworms and spodoptera exigua indicate that all the compounds have certain insecticidal activities on the aphids, the cotton bollworms, armyworms, the spodoptera exigua, and the like.

The present invention discloses a cultivation method for lobular red sandalwood nursery stock. The method is characterized by comprising the following steps of: 1) selecting a shoot for cutting: selecting a root segment of a lobular red sandalwood tree with roughness of 0.5-1 cm and a length greater than 6 cm as the shoot for cutting; 2) controlling cuttage time; 3) treating the shoot for cutting; 4) preparing a cuttage medium: using a cuttage container filled with a nutrient medium to carry out cuttage, the nutrient medium comprising, from bottom to top, a first-layer medium, a second-layer medium, and a third-layer medium, wherein the first-layer medium is formed by mixing black soil, biogas, and peat in a mass ratio of 1:1:1 ; the second-layer medium is formed by mixing leaf mold, coconut dust, and vermicompost are mixed in a mass ratio of 3:1:2 ; and third-layer medium is formed by mixing leaf mold and vermicompost in a mass ratio of 2:1; and and 5) carrying out a cuttage process: controlling inserted depth of the shoot for cutting to not exceed 1/3 the second-layer medium. The lobular red sandalwood nursery stock cultivated by the cultivation method disclosed by the invention can grow to be used for making furniture about 20 years later after transplanting, and the growth rate of the lobular red sandalwood is significantly increased.

The invention discloses a soil restorative agent for treating heavy metal pollution and a preparation process of the soil restorative agent. The soil restorative agent is mainly prepared by adopting an organic fertilizer, a microbial agent, matrine, pyrethrum, derris, chlorothalonil and agritol powder. The weight percent of each raw material is as follows: 280 to 320 parts of organic fertilizer, 28 to 32 parts of microbial agent, 0.03 to 0.07 part of matrine, 0.05 to 0.1 part of pyrethrum, 0.03 to 0.09 part of derris, 0.04 to 0.08 part of chlorothalonil and 0.02 to 0.06 part of agritol powder. The organic fertilizer is used as a main raw material, the microbial agent for alleviating the harm of soil heavy metal and salt and alkali is added, an insecticidal effect and a sterilizing effect can be simultaneously achieved, the soil restorative agent can further enter the soil, and the soil polluted by the heavy metal can be improved.

The invention relates to a benzoyl urea compound containing a urethane group structure as well as a preparation method and an insecticidal application of the benzoyl urea compound. The general formula of the benzoyl urea compound is shown by a formula (I), wherein X and X' represent hydrogen and halogen atoms respectively and independently; R3 represents hydrogen, halogen atoms, C1-10 alkyl and C1-10 halogenated alkyl; and R1 and R2 represents hydrogen, C1-10 alkyl or cycloalkyl, C1-10 halogenated alkyl, aryl and substituted aryl respectively and independently. The corresponding compound provided by the invention is a new compound with excellent insecticidal activity and is used for control of crop insects.

The invention provides a farm-oriented insecticidal active compound having activating effect on insect trypsin, namely periplocoside P and belongs to the technical field of pesticides. A structural formula of the active compound is shown as follows: an IUPAC chemical name is delta5-pregnen-3beta,17alpha-dyhydroxy-,20(S)-oxygen-(2-O-acetyl-beta-D-digitalose(1-4)-beta-D-cymarose-(1-4)-beta-D-cymarose-(1-4)-beta-D-digitoxose-(1-4)-((1-5)-3,7-dideoxy-4-O-methyl-alpha-D-glucose-2-heptulose(2,4)-dyhydroxy-(1-3)-beta-D-cymarose). The compound selectively has strong stomach toxicity insecticidal activity on cabbage caterpillar, diamond back moths and beet armyworms, has activation on tryptase of insects to be tested and can be processed into a farm-oriented insecticidal preparation.

The invention discloses a bisamide type compound which is shown as a formula (I) and discloses a preparation method thereof. The bisamide type compound provided by the invention can be applied as an insecticide and has an obvious effect.

The invention discloses a compound preparation for preventing and controlling rice pests based on illicium verum leach liquor and a preparation method thereof, in particular to the field of botanicalinsecticides. The preparation comprises the following components in parts by weight: 20-40 parts of illicium verum leach liquor, 10-20 parts of hovenia dulcis thunb aqueous extract, 5-15 parts of lvsong fruit aqueous extract, 7-12 parts of brassica campestris aqueous extract and 1-5 parts of buddleia. The preparation can play a role in repelling and contact-killing main injurious insects, namely rice planthoppers, in the growth process of rice. The preparation adopts a plant source formula so that the self-safety of an eater cannot be influenced by drug residues after the eater eats the preparation.

The invention discloses application of 2-arylmorpholine as shown in the chemical structural formula I or salt thereof serving as an insecticide. The formula I is shown in the specification, wherein, R<2> is chosen from H, OH or OR<1>, and R<1> is chosen from C1-C2 alkyl and C3-C4 linear alkyl or branched alkyl; R<3> is chosen from H, C1-C2 alkyl and C3-C4 linear alkyl or branched alkyl; R<4> is chosen from H, C1-C2 alkyl, C3-C4 linear alkyl or branched alkyl, ethoxyl and benzyl; R<5> is chosen from H, C1-C2 alkyl, C3-C4 linear alkyl or branched alkyl, phenyl or substituted phenyl; Ar is chosen from phenyl, substituted phenyl or 6-methoxy-2-naphthyl; and the salt of the 2-arylmorpholine is chosen from hydrochloride, hydrobromate, sulphate, nitrate or phosphate.

The invention discloses a bactericidal composition containing isotianil and Xinjunan acetate, and relates to the field of pesticides. The active ingredients of the bactericidal composition are isotianil, Xinjunan acetate and a bactericidal assistant, the bactericidal assistant inhibits respiration of pathogenic bacteria by inhibiting succinate dehydrogenase of composite II iron on a bacterial respiration transmission chain through an amide group, so that the sterilization effect is achieved; fluorine atoms are small in size and can be taken into the body as hydride by organisms, so the action of the amide group can be further promoted; due to the fact that introduced fluorine-containing groups have the characteristics of super acid, normal electron transfer of harmful substances is destroyed, and the sterilization effect is achieved; and fluorocarbon bonds are large in bond energy, high in stability and not prone to decomposition in the acting process in organisms, so the long-acting sterilization effect can be achieved, and the bactericidal composition has the excellent sterilization effect under reasonable compatibility of the fluorine-containing groups, the rice morbidity is reduced, the rice growth is facilitated, and the rice yield is improved.