KR19990066895A - Insecticidal composition_ - Google Patents

Abstract

Insecticidal compositions containing 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and a compound of formula 1 as active ingredient:

Wherein R is allyl or 2-propynyl. The pesticidal composition can effectively suppress various pests and harmful mites and mites by the synergistic effect of these active ingredients.

Description

Insecticide composition

The present invention relates to pesticidal compositions.

Various pesticides have been developed so far, but not all are satisfactory in terms of efficacy, rapid action properties, or residual activity.

In this situation, the inventors have intensively studied new insecticides and found that insecticides comprising 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and compounds of formula (1) It has been found that the compositions (hereinafter referred to as the present compositions) have excellent properties due to the synergy of these active ingredients, thus completing the present invention:

[Formula 1]

Wherein R is allyl or 2-propynyl.

Figure 1 is a graph showing the results of the efficacy test for several electrothermal evaporative insecticide mat. In this drawing, the symbol In four tests KT ₅₀ Indicates the total number of minutes of values. The solid line represents the measured value and the broken line represents the theoretical value.

Active ingredients of the composition are already known. 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate can be prepared by the method described in JP-A-08188576, and the compound of formula (1) is prepared according to Mitsuda et al. , Appl. Microbiol. Biotechnol. 29: 310 ".

The amount and concentration of the present composition may vary depending on many conditions, such as the form of the formulation, the time of application, the place of application, the method of application, and the type of pest. These may be appropriately determined according to these conditions. The mixing ratio (weight) of 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and the compound of formula 1 is usually in the range from 1:10 to 20: 1. For compounds of formula (1) wherein R is allyl, the mixing ratio (weight) of 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and the compound of formula (1) is preferably It is in the range of 1: 4 to 4: 1. For compounds of formula (1) wherein R is 2-propynyl, the mixing ratio (weight) of 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and the compound of formula (1) is Preferably in the range from 1: 1 to 10: 1.

The compound of formula 1 may exist as stereoisomers, and any such stereoisomers or mixtures thereof having pesticidal activity may be included in the composition.

The composition is preferably usable in heat-evaporable formulations such as fragrances (mosquitoes), mats, and liquids. These formulations usually contain from 0.001 to 95% by weight of the composition as the active ingredient amount.

The present compositions when used in heat-evaporable formulations such as fragrances, mats, and liquids will be detailed below.

In order to formulate the composition into insecticides, the composition or its preparations (e.g., emulsifiable concentrates, oily solutions, microencapsulated formulations, various clathrate formulations) may be incorporated into the fragrance base. It may be impregnated or mixed with the fragrance base during manufacture of the fragrance base to make insecticidal.

The fragrance base material is mixed with a combustion aid, a binder and, if necessary, a synergist, a pigment, an antimicrobial agent, a fragrance, and, if necessary, the present composition or a preparation thereof; Kneading the mixture with water; The mixture is molded into a suitable shape by a compression molding machine, an extruder, or an injection molding machine; It can be prepared by drying.

Combustion aids are wormwood powder, woody powder, apiaceae powder, mulberry and plant powder, herbs and plant powder, cloves and plant powder, mulberry plant powder, ash plant powder, lamiaceae plant powder, ragweed plant powder, and Dry plant powders such as honeysuckle and plant powders; And carbon powders such as charcoal, activated carbon, natural charcoal, and carbon black.

Binders include natural polymers such as Tabu powder, starch, mannan, powdered seaweed extract, powdered hibiscus root, tragacanth rubber, gum arabic, guar gum, powdered gambir extract, and casein; And polyvinyl alcohol, polyacrylamide, sodium polyacrylate, polyethylene oxide, polyvinylpyrrolidone, methyl cellulose, ethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, carboxymethyl cellulose salt, carboxymethyl starch salt, dialdehyde Synthetic polymers such as starch salts, and cationic starch salts.

Pigments include organic pigments such as malachite green; Inorganic pigments; And dyes.

Antibacterial agents include acids such as benzoic acid, sorbic acid, dehydroacetic acid, p-hydroxybenzoic acid, and o-phenylphenol; Salts of these acids; And esters of these acids.

In order to formulate the composition into an electrothermal evaporative pesticide mat, the composition can be dissolved in a solvent, usually with a pigment, if desired, antioxidants, synergists, stabilizers, esters, and fragrances, the solution being a mat base After impregnating in, it is dried to obtain an electrothermal evaporative insecticide mat.

The mat substrate may comprise a porous carrier of fiber or ceramic, such as pulp board, cotton linter, and polyester nonwoven.

The solvent may include aliphatic saturated hydrocarbons and naphthenes.

Antioxidants include BHT (2,6-di-t-butyl-4-methylphenol), BHA (mixture of 2-t-butyl-4-methoxyphenol and 3-t-butyl-4-methoxyphenol), 2,2'-methylenebis (4-methyl-6-t-butylphenol), octadecyl 3- (3,5-di-t-butyl-4-hydroxyphenol) propionate, phosphorus type Antioxidants, sulfur type antioxidants, and inhibitor-amine-type light stabilizers.

Synergists may include Synepirine 222, Cinespirin 500 (Yoshitomi Pharmaceutical Co., Ltd.), piperonyl butoxide, and octachlorodipropyl ether.

Stabilizers include acid scavengers such as epoxidized soybean oil; And ultraviolet absorbers.

Esters may include isopropyl myristate, ethyl stearate, dibutyl adipate, and dibutyl phthalate.

In order to formulate the present composition into a pesticide solution, the pesticide solution containing the present composition is placed in a container, and the lower part of the porous absorbent wick is placed to be immersed in the pesticide solution to obtain a pesticide solution. In this case, the pesticide solution is absorbed by the porous absorbent wick, and the upper portion of the porous absorbent wick is heated by a heater to evaporate, thereby exhibiting the insecticidal and aphid effect.

Porous absorbent wick materials include inorganic powders such as clay, talc, kaolin, diatomaceous earth, gypsum, pearlite, bentonite, acid clay, fiberglass, or asbestos, carboxymethyl cellulose, starch, gum arabic, gelatin, or polyvinyl alcohol. Combined with the same adhesive paste, and may be prepared by molding the combined powder into a desired shape. Absorbent wicks may contain pigments, anti-corruption agents, or other additives.

Pesticide solutions are prepared by dissolving the composition and, if necessary, stabilizers, synergists, fragrances, and volatile regulators in a solvent. The solvent may include an organic solvent and water.

Organic solvents may include glycols, alcohols, ketones, ethers, esters, and hydrocarbons. Hydrocarbons are preferred, aliphatic hydrocarbons having a boiling point of 150 to 350 ° C. are more preferred, and aliphatic saturated hydrocarbons having a boiling point of 150 to 350 ° C. are even more preferred.

Aliphatic saturated hydrocarbons may include decane, undecane, dodecane, tridecane, tetradecane, pentadecane, hexadecane, heptadecane, octadecane, and mixtures thereof.

Commercially available solvents containing these hydrocarbons as the main component can also be used. Commercially available solvents include Norpar 12, Norpa 13, Norpa 15, Isopar L, Isofa M, Isofa V (Exon Chemical); IP Solvent 1620, IP Solvent 2028 (Idemitsu Petrochemical); Deotomisol A-1 (Yoshitomi Pharmaceutical Co., Ltd.); Normal paraffin (Sanseki Texago Chemical); Neothiosol (Chuo Kasei); No. 0 solvent, Niseki isosol, and normal paraffin (Nippon Oil).

When water is used, pesticide solutions are prepared by adding solubilizers such as nonionic surfactants, glycols, glycol monoesters, or alcohols to the composition and water.

The composition may also be in any form other than the above heat-evaporable formulations, such as oily solutions, emulsifiable concentrates, wettable powders, flowable concentrates (eg, for aqueous suspensions or aqueous emulsions), granules, dusts, aerosols. , Thermally-smoked formulations (eg, in the form of self-combustion, chemical reactions, or porous ceramic plates), cold-evaporable formulations (eg, made of resin or impregnated paper), sprays (eg, Misting), ultra-low volume spray, microcapsules, or bait, which may be formulated and used by mixing with a solid carrier, liquid carrier, gas carrier, or bait, wherein Active agents and any other auxiliaries may be added.

Solid carriers that can be used in such formulations are, for example, fine powders or granules of clay materials (e.g. kaolin clay, diatomaceous earth, synthetic hydrated silicon oxide, bentonite, Fubasami clay, acid clay), various talc, Ceramics, and other inorganic minerals (eg, biotite, quartz, sulfur, activated carbon, calcium carbonate, hydrated silica); And chemical fertilizers (eg, ammonium sulfate, ammonium phosphate, ammonium nitrate, urea, and ammonium chloride).

Liquid carriers include, for example, water, alcohols (eg methanol, ethanol), ketones (eg acetone, methylethyl ketone), aromatic hydrocarbons (eg benzene, toluene, xylene, ethylbenzene, methylnaphthalene), aliphatic hydrocarbons (Eg, hexane, cyclohexane, kerosene, diesel), esters (eg ethyl acetate, butyl acetate), nitriles (eg acetonitrile, isobutyronitrile), ethers (eg diisopropyl ether, dioxane), Acid amidides (eg, N, N-dimethylformamide, N, N-dimethylacetamide), halogenated hydrocarbons (eg, dichloromethane, trichloroethane, carbon tetrachloride), dimethyl sulfoxide, and vegetable oils (eg, soybean oil, Cottonseed oil).

Gas carriers or propellants may include, for example, freon gas, butane gas, LPG (liquefied petroleum gas), dimethyl ether, and carbon dioxide.

Surfactants may include, for example, alkyl sulfate esters, alkyl sulfonate salts, alkyl arylsulfonate salts, alkyl aryl ethers and polyoxyethylene derivatives thereof, polyethylene glycol ethers, polyhydric alcohol esters, and sugar alcohol derivatives. .

Adjuvants, including fixatives and dispersants, include, for example, casein, gelatin, polysaccharides (such as starch, gum arabic, cellulose derivatives, alginic acid), lignin derivatives, bentonite, sugars, and synthetic water soluble polymers (such as polyvinyl alcohol , Polyvinyl pyrrolidone, polyacrylic acid).

Stabilizers are, for example, PAP (isopropyl acid phosphate), BHT (2,6-di-t-butyl-4-methylphenol), BHA (2-t-butyl-4-methoxyphenol and 3-t -Butyl-4-methoxyphenol mixtures), vegetable oils, mineral oils, surfactants, fatty acids, and esters thereof.

Self-burning fume formulation substrates include, for example, combustion-heating agents such as nitrates, nitrites, guanidine salts, potassium chlorate, nitrocellulose, ethyl cellulose, and wood powder; Pyrolysis-promoting agents such as alkali metal salts, alkaline earth metal salts, dichromates, and chromates; Oxygen supply agents such as potassium nitrate; Combustion aids such as melamine and wheat starch; Extenders such as diatomaceous earth; And binders such as synthetic thickeners.

Chemically reactive fumed formulation substrates include, for example, pyrogens such as sulfides, polysulfides, hydrosulfides, and salt hydrates of alkali metals, and calcium oxide; Catalytic agents such as carbonaceous materials, iron carbides, and activated clays; Azodicarbonamide; Organic foaming agents such as benzenesulfonyl hydrazine, dinitropentamethylenetetraamine, polystyrene, and polyurethane; And fillers such as natural fiber pieces and synthetic fiber pieces.

The low temperature volatile formulation substrate may include, for example, thermoplastic, filter paper, and Korean paper.

Bait substrates include, for example, bait components such as cereal powders, vegetable oils, sugars, and crystalline cellulose; Antioxidants such as dibutylhydroxytoluene and nordihydroguaiaretic acid; Preservatives such as dehydroacetic acid; Inhibitors to prevent infants from eating accidentally, such as red pepper powder; It may include attractant flavors such as cheese or onion flavors.

Flowable concentrate formulations (for aqueous suspensions or aqueous emulsions) typically contain 0.5 to 15% of a dispersant, 0.1 to 10% of a suspending agent (e.g., a protective colloid or thixotropic compound), and 0 to 10%. It is obtained by suspending 1 to 75% of the active ingredient in water containing a suitable adjuvant (e.g., a sour agent, preservative, stabilizer, electrodeposition agent, penetration aid, antifreeze agent, antibacterial agent, antifungal agent). Various oils in which the present compositions are substantially insoluble can be used in place of water to obtain oily suspensions. Protective colloids may include, for example, gelatin, casein, various rubbers, cellulose ethers, and polyvinyl alcohol. Thixotropy-compounding compounds may include, for example, bentonite, aluminum magnesium silicate, xanthan gum, and polyacrylic acid.

The formulation thus obtained is used as is or after dilution with water. They may also be used in admixture with any other pesticides, acaricides, fungicides, or fungicides, or may be used separately and simultaneously. In particular, emulsifiable concentrates, wettable powders, flowable concentrates and the like are used after dilution with water, while oily solutions, aerosols, fumigants, fuming formulations, volatile formulations, sprays, very low volume sprays, baits and the like are applied as they are.

The composition is effective against various pests and harmful mites and mites, such as unsanitary bugs, tree bugs, clothes bugs, food bugs, and houseworms, examples of which include: moth moth (Tynea pelionella), Lepidoptera insects such as Tyneola vicelella, and Indian Grain Moth (Flodia interpunctella); Flyfly insects such as mosquitoes (Coolex species), malaria mosquitoes (Anopheles spp.), Striped mosquitoes (Edes spp.), Housefly (Mushde), fruit flies (Drosophilide), and moth flies (Psycodide); Corn Weevil (Cytophyllus Zeamais), Red Bean Weevil (Calosobrucus Kinensis), Nightlight Thief (Tribolium Castanium), Atagonus Uricolor, Variant Shrimp (Antrenus Wersch), Comb Meat Coleopteran insects such as beard beetle (Anovidide), powdery wood beetle (Licteide), and Federus Pushpes; Dictiops such as wheels (Bellatella Germanica), black wheels (Periplaneta pulley), alien wheels (Periplaneta amethikana), periplaneta Brunnea, and wingtips (Blata Orientalis) Dictyoptera; Logging insects such as ants (formicide) and betilide; Flea insects such as fleas (Furex iritans); Two-headed insects (Anoflura) such as lice (Pediculus humanus capitis) and tetrapods (Pytepus pubis); Termite insects, such as Reticultermes speratus and Copto Termes formosanus; House dust mites such as mite (acaride), pyroglyphide, and kaletide; Ticks such as Bophyllus microfluus; And other harmful mites such as ornitonisus. In particular, the composition shows good activity against the fly tree insects.

Example

The composition will be further illustrated by the following formulation and test examples; However, the present invention is not limited to these examples.

Formulation Example 1

5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate (hereinafter referred to as compound A) and (S) -2-methyl-4-oxo-3- (2- Propynyl) cyclopent-2-enyl (1R) -cis, trans-cryxanthate (hereinafter referred to as compound B) is mixed in various proportions in Table 1 and the mixture is diluted with acetone. The mat substrate is treated with these acetone solutions to each have a specific amount of active ingredient, followed by air-drying to obtain several electrothermal evaporative insecticide mats.

Mat number Content in each mat (mg) Compound A Compound B One 0 10 2 10 8 3 25 5 4 30 4 5 50 0

Formulation Example 2

Compound A and (RS) -3-allyl-2-methyl-4-oxocyclopent-2-enyl (1R) -cis, trans-cryxatemate (hereinafter referred to as compound C) are mixed in various proportions in Table 2 And dilute the mixture with acetone. The mat substrate is treated with these acetone solutions to each have a specific amount of active ingredient, followed by air-drying to obtain several electrothermal evaporative insecticide mats.

Mat number Content in each mat (mg) Compound A Compound C 6 0 40 7 10 32 8 25 20 9 30 16 10 50 0

Formulation Example 3

A pesticide solution is prepared by dissolving in Nopa 15 (exon chemical, saturated hydrocarbon) so that Compound A and Compound B are contained 2.25% and 0.45% by weight, respectively. The solution is placed in a 45 ml container and the porous absorbent wick is inserted into the container to obtain a pesticide solution.

Formulation Example 4

A pesticide solution is prepared by dissolving in Nopa 15 (exon chemical, saturated hydrocarbon) such that Compound A and Compound C are contained 2.0 wt% and 1.5 wt%, respectively. The solution is placed in a 45 ml container and the porous absorbent wick is inserted into the container to obtain a pesticide solution.

Formulation Example 5

40 parts by weight of Compound A, 30 parts by weight of Compound C, 10 parts by weight of Himal BLZ (Matsumoto Yushi-Seiyaku, Surfactant), and 10 parts by weight of Himal 1002Z (Matsumoto Yushi-Seiyaku, Surfactant) Solvesso 150 (exon chemical, organic solvent) is added to 100 parts by weight to prepare an emulsifiable concentrate. 0.5 parts by weight of an emulsifiable concentrate, 50 parts of P. remnants powder, 25 parts of other parts powder, 0.3 parts by weight of malachite green, and 0.2 parts by weight of sodium dehydroacetate are added to the total amount of wood powder. The mixture is kneaded by adding an appropriate amount of water, extruded, shaped into a desired shape and dried to obtain insecticidal flavor.

Formulation Example 6

40 parts by weight of Compound A, 25 parts by weight of Compound C, 10 parts by weight of Himal BLZ (Matsumoto Yushi-Seiyaku, Surfactant), and 10 parts by weight of Himal 1002Z (Matsumoto Yushi-Seiyaku, Surfactant) Solvesso 150 (exon chemical, organic solvent) is added to prepare an emulsifiable concentrate. 0.5 parts by weight of the emulsifiable concentrate, 50 parts of the P. sediment residue powder, 25 parts of the other parts powder, 0.3 parts by weight of malachite green, and 0.2 parts by weight of sodium dehydroacetic acid are added so that the total amount of the wood powder is 100 parts by weight. The mixture is kneaded with an appropriate amount of water, extruded, shaped into a desired shape and dried to obtain an insecticidal flavor.

Comparative Formulation Example 1

50 parts by weight of Compound A, 10 parts by weight of Himal BLZ (Matsumoto Yushi-Seiyaku, Surfactant), and 10 parts by weight of Himal 1002Z (Matsumoto Yushi-Seiyaku, Surfactant), total 100 parts by weight of Solvesso 150 (Exon Chemical, organic solvent) to add an emulsifiable concentrate. Wood powder is added so that the total amount is 0.6 parts by weight of the emulsifiable concentrate, 50 parts of the Pyrethrum waste powder, 25 parts of the other parts powder, 0.3 parts by weight of malachite green and 0.2 parts by weight of sodium dehydroacetate. The mixture is kneaded with an appropriate amount of water, extruded, shaped into a desired shape and dried to obtain an insecticidal flavor.

Comparative Formulation Example 2

25 parts by weight of Compound C, 10 parts by weight of Himal BLZ (Matsumoto Yushi-Seiyaku, Surfactant), and 10 parts by weight of Himal 1002Z (Matsumoto Yushi-Seiyaku, Surfactant) solvobso 150 (Exon Chemical, organic solvent) to add an emulsifiable concentrate. Wood powder is added in an amount of 100 parts by weight based on 1.2 parts by weight of the emulsifiable concentrate, 50 parts by weight of the wormwood ground powder, 25 parts by weight of other parts, 0.3 parts by weight of malachite green and 0.2 parts by weight of sodium dehydroacetate. The mixture is kneaded with an appropriate amount of water, extruded, shaped into a desired shape and dried to obtain an insecticidal flavor.

Comparative Formulation Example 3

50 parts by weight of Compound A, 10 parts by weight of Himal BLZ (Matsumoto Yushi-Seiyaku, Surfactant), and 10 parts by weight of Himal 1002Z (Matsumoto Yushi-Seiyaku, Surfactant), total 100 parts by weight of Solvesso 150 (Exon Chemical, organic solvent) to add an emulsifiable concentrate. Wood powder is added so that the total amount is 0.4 parts by weight of emulsifiable concentrate, 50 parts of Pyrethrum waste powder, 25 parts of Tabu powder, 0.3 parts by weight of malachite green and 0.2 parts by weight of sodium dehydroacetate. The mixture is kneaded with an appropriate amount of water, extruded, shaped into a desired shape and dried to obtain an insecticidal flavor.

Comparative Formulation Example 4

25 parts by weight of Compound C, 10 parts by weight of Himal BLZ (Matsumoto Yushi-Seiyaku, Surfactant), and 10 parts by weight of Himal 1002Z (Matsumoto Yushi-Seiyaku, Surfactant) solvobso 150 (Exon Chemical, organic solvent) to add an emulsifiable concentrate. 0.5 parts by weight of an emulsifiable concentrate, 50 parts of P. remnant powder, 25 parts of other parts powder, 0.3 parts by weight of malachite green and 0.2 parts by weight of sodium dehydroacetate are added to the total amount of wood powder. The mixture is kneaded with an appropriate amount of water, extruded, shaped into a desired shape and dried to obtain an insecticidal flavor.

Test Example 1

Two glass tubes (12 cm high; inner diameter 4 cm; nylon mesh cover at both open ends) containing 10 adult female females (Coolex Papiens palens), metal cylinders with a height of 80 cm and a diameter of 20 cm At one end. At this time, each glass tube is placed in the hole so that air can pass through the hole of 4 cm in diameter from the inside of the lower cylinder. The electrothermal evaporative insecticide mat prepared according to Formulation Example 1 is placed on a commercially available electric mosquito mat heater, which is located at the bottom of the cylinder. Start the test by operating the heater. Calculate the number of common collectors dropped out after 1, 1.5, 2, 3, 4, 5, 7, 10, 15, and 20 minutes of operation. The test is repeated in the same manner after 2, 4, and 8 hours of operation with a live normal collection. The results obtained are then used for each time period according to the Bliss probit analysis. KT ₅₀ Calculate the value (ie, the time required for 50% of the collection to fall out). Total of four exams KT ₅₀ Value ( , Min) is taken as an index of efficacy of the electrothermal evaporative insecticide mat. The test results are shown in FIG.

Test Example 2

The test is carried out with insecticidal flavors prepared according to formulation example 5. Each bundle of plastic cylinders with an inner diameter of 20 cm and a height of 43 cm is placed vertically, respectively. 20 cm and 20 cm high cylinders with 16-mesh wire mesh at both open ends (i.e. the chamber to hold the test mosquitoes), and another cylinder of 20 cm and 20 cm high, in this order, placed vertically on top of it. . Place a bundle of four cylinders on the stand and place the ignited test incense in the center of the stand. Normally, 20 female females (Coolex Papiens palens) are released in the upper cylinder. After 10 minutes of exposure, all test mosquitoes are transferred to a clean polyethylene container, given 3% sugar water and checked for mortality after 24 hours. The test is repeated in the same manner for the insecticidal flavors prepared according to Comparative Formulation Examples 1 and 2. The test results are shown in Table 3.

Insecticidal flavors Lethality (%) Formulation Example 5 100 Comparative Formulation Example 1 100 Comparative Formulation Example 2 24

Test Example 3

Average house mosquito (Culex Phi Enschede arm lances) the metal wire net we containing a female-magnetic material 25, the height from the bottom 1.2 m, a 0.9 m distance along the diagonal from the bottom center, a bottom space 3.3 m ³ and a volume of 5.8 m Suspended from the ceiling of a ^3- person room. The insecticidal aroma prepared according to Formulation Example 6 is centered on the bottom and then ignited. After ignition, the room is fumigation for 20 minutes, counting the number of mosquitoes that fall out. The test is repeated in the same manner for the insecticidal flavors prepared according to Comparative Formulation Examples 3 and 4. The test results are shown in Table 4.

Insecticidal flavors Percentage of mosquitoes lost for 20 minutes after ignition (%) Formulation Example 6 80 Comparative Formulation Example 3 24 Comparative Formulation Example 4 20

The present composition can be used to effectively suppress various pests and harmful mites and mites.

Claims (7)

A pesticidal composition comprising 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and a compound of formula 1 as active ingredient: [Formula 1] Wherein R is allyl or 2-propynyl. The compound of claim 1, wherein R is allyl, and 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and the compound of formula 1 are from 1: 4 to 4: 1. Insecticidal composition contained in a weight ratio. The compound of claim 1 wherein R is 2-propynyl and 5- (2-propynyl) furfuryl 2,2,3,3-tetramethylcyclopropanecarboxylate and the compound of formula 1 are 1: 1 to 10 A pesticidal composition contained in a weight ratio of: 1. A heat-evaporable formulation comprising the pesticidal composition according to any one of claims 1 to 3. A pesticidal flavor comprising the pesticidal composition according to any one of claims 1 to 3. A pesticidal mat comprising the pesticidal composition according to any one of claims 1 to 3. A pesticide solution comprising the pesticide composition according to any one of claims 1 to 3.