WO2008046889A1 - Enantiomereangereicherte alpha-,omega-aminoalkohol-derivate, ihre herstellung und verwendung als insekten- und milbenabwehrende mittel - Google Patents
Enantiomereangereicherte alpha-,omega-aminoalkohol-derivate, ihre herstellung und verwendung als insekten- und milbenabwehrende mittel Download PDFInfo
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- WO2008046889A1 WO2008046889A1 PCT/EP2007/061164 EP2007061164W WO2008046889A1 WO 2008046889 A1 WO2008046889 A1 WO 2008046889A1 EP 2007061164 W EP2007061164 W EP 2007061164W WO 2008046889 A1 WO2008046889 A1 WO 2008046889A1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/18—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, directly attached to a heterocyclic or cycloaliphatic ring
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/12—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, neither directly attached to a ring nor the nitrogen atom being a member of a heterocyclic ring
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/16—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof the nitrogen atom being part of a heterocyclic ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/06—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/04—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D207/08—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon radicals, substituted by hetero atoms, attached to ring carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/20—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms
- C07D211/22—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms by oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Definitions
- Enantiomerically enriched alpha-.oinega-aminoalkoho-derivatives their preparation and use as insect and mite repellents
- the present invention relates to the preparation and use of enantiomerically enriched, substituted ⁇ -, ⁇ -aminoalcohol derivatives as insect and mite repellents.
- the present invention further provides novel substituted ⁇ -, G> aminoalcohol derivatives.
- repel insects or mites have the task of preventing harmful or annoying arthropods from touching and stinging and sucking or biting on attracting them surfaces, such as the skin of animals and humans, if these previously by such means were treated.
- DEET 3-Methyl-benzoic acid diethylamide
- dimethyl phthalate dimethyl phthalate
- 2-ethylhexanediol-1,3 are particularly known and have long been in use, of which, above all, the DEET has attained considerable importance in practice (see, for example, RK Kocher, RS Dixit , CI Somaya, Indian J. Med. Res., 62, 1 (1974)).
- DE-A 1 150 973 likewise discloses some analogously structured compounds which are used as medicaments.
- X is hydrogen, COR 11 or R 13 , where R 13 is C r C 6 -alkyl,
- R 1 is C 1 -C 7 -alkyl branched or linear, C 3 -C 7 -alkenyl or C 2 -C 7 -alkynyl,
- R 2 is C 1 -C 6 -alkyl or C 2 -C 7 -alkenyl
- R 3 to R 8 are identical or different and are hydrogen or C] -C 6 -alkyl, where R 2 and R 3 or R 3 and R 7 or R 3 and R 5 or R 5 and R 7 together with the atoms to which they are attached may also form a 5- or 6-membered monocyclic ring
- the invention was based on the object to provide a more effective insect and mite repelling agent available.
- the biological effect of the individual enantiomers may be quite different, so it may be advantageous to prepare the individual optical isomers and to test their biological activity.
- the most efficient isomer can then be prepared in enriched or enantiomerically enriched form and marketed as a more effective insect and mite repellent, an advantage of this approach being a significant reduction in the rate of application and "omission" of the less or inactive isomers
- the mixtures of enantiomers are avoided in that ineffective isomers loaded with possibly higher undesired side effects are used,
- the invention therefore provides an insect and mite repellent agent, characterized by a content of at least one substituted, enantiomerically enriched ⁇ , ⁇ -aminoalcohol derivative of the formula (1)
- X is hydrogen, COR 11 or R 13 , where R 13 is C r C 6 -alkyl,
- R ! is C r C 7 alkyl, C 3 -C r alkenyl or C r C r alkynyl
- R 2 , R ⁇ , R 13 are identical or different and represent C [-C 6 -alkyl or C 2 -C 7 -alkenyl,
- R 3 -R 8 are identical or different and are hydrogen or C] -C 6 -alkyl, where R 2 and R 3 or R 3 and R 7 or R 3 and R 5 or R 5 and R 7 together with the atoms to which they are attached may also form a 5- or 6-membered monocyclic ring.
- the compounds of the general formula (1) can be prepared analogously to the racemic mixtures by known methods and processes (cf., for example, C, Ferri, reactions of organic synthesis, Georg Thieme Verlag Stuttgart, 1978, pp. 211 et seq 496, 497).
- the compounds of the formula (1) are accordingly obtained if the optically active ⁇ , ⁇ -amino alcohols (for example (S) - or (R) -2 (2-hydroxyethyl) piperidine -> SM Kupchun which can be prepared by known processes et al J. Am. Chem. Soc. 82 (1960) 2616) of the formula (2) wherein
- R 2 to R 8 have the meaning given under formula (1)
- R 1 represents an optically active radical, for example (R) - or (S) -sec-butyl
- an acid acceptor such as.
- triethylamine or potassium carbonate and optionally using a diluent, such as. B, toluene, CH 2 Cl 2 , tetrahydrofuran or acetonitrile at temperatures between -40 and 110 0 C, reacted.
- an acid acceptor such as.
- triethylamine or potassium carbonate or a base such as sodium hydride or butyl-lithium, optionally with the use of a diluent such.
- a diluent such as sodium hydride or butyl-lithium
- the compounds of the formula (1) are furthermore obtained if the ⁇ -, ⁇ -amino alcohols or ⁇ -, ⁇ -aminoethers of the formula (10) which are known per se or which can be prepared by known processes are obtained.
- R 3 to R 8 ' have the meaning given under formula (1) and wherein X 1 is hydrogen or R 13 , first with known per se carbonic acid esters with optically active alkyl radical R 1 of the formula (3) optionally in the presence of an acid acceptor, such as As triethylamine or potassium carbonate or optionally using a diluent, such as. As toluene, CH 2 Cl 2 , tetrahydrofuran or acetonitrile, at temperatures between -40 and 110 0 C, is reacted.
- an acid acceptor such as As triethylamine or potassium carbonate
- a diluent such as.
- R 2 -Y '(11) for the preparation of compounds of the formula (1), wherein Y 'fdr is chlorine, bromine or iodine, preferably bromine or iodine, and R 2 has the abovementioned meaning, if appropriate in the presence of a base such as.
- a base such as sodium hydride or butyl-lithium, optionally using a diluent such as toluene or tetrahydrofuran, carried out at temperatures between -78 and 110 0 C.
- the workup is carried out by customary methods, for example by extraction of the products with methylene chloride or toluene from the reaction mixture diluted with water, washing the organic phase with water, drying and distillation or so-called “distillation", ie moderately increased by prolonged heating under reduced pressure Temperatures to rid the product of the last volatiles.
- the present invention also relates to novel substituted optically active aminoalcohol derivatives of the formula (7)
- X is hydrogen, COR 11 or R u , where R u is C r C 6 -alkyl,
- R 1 is C ⁇ -C 7 -alkyl, C r C 7 -alkenyl or C 2 ⁇ C r alkynyl,
- R 2, R ⁇ , R! 3 are the same or different and ß is C alkyl or C 2 -C 7 alkenyl
- R 3 -R 8 are identical or different and are hydrogen or C 1 -C 6 -alkyl, where R 2 and R 3 or R 3 and R 7 or R 3 and R 5 or R 5 and R 7 are also taken together with the atoms to which they are attached may also form a 5- or 6-membered monocyclic ring.
- R 2 to R 8 have the meaning given under formula (7) initially with known carbonic acid derivatives of the formula (9)
- R ! has the meaning given under formula 7 and Y is halogen or a leaving group customary in amidation reactions, preferably an activating ester radical or a group
- R 3 to R 8 have the meaning given under the formula (7) and wherein X 'is hydrogen or R 13 , where R 13 is optionally substituted alkyl or alkenyl, first with known per se chiral chlorocarbonic acid esters of formula (3) optionally in the presence of an acid acceptor such as triethylamine or potassium carbonate, and optionally using a diluent such as e.g. As toluene, CH 2 Cl 2 , tetrahydrofuran or acetonitrile, preferably at temperatures between -40 and 110 0 C is reacted.
- X ' is hydrogen or R 13 , where R 13 is optionally substituted alkyl or alkenyl, first with known per se chiral chlorocarbonic acid esters of formula (3) optionally in the presence of an acid acceptor such as triethylamine or potassium carbonate, and optionally using a diluent such as e.g. As toluene, CH 2 Cl 2 , t
- Y ' is chlorine, bromine or iodine, preferably bromine or iodine and R 2 has the abovementioned meaning, if appropriate in the presence of a base such as, for example, sodium hydride or butyl-hithium, optionally using a diluent, such as. B. toluoi or tetrahydrofuran, carried out at temperatures between -78 and HO 0 C.
- a base such as, for example, sodium hydride or butyl-hithium
- a diluent such as. B. toluoi or tetrahydrofuran
- the workup is carried out by customary methods, for example by extraction of the products with methylene chloride or toluene from the reaction mixture diluted with water, washing the organic phase with water, drying and distillation or so-called “distillation” ie by prolonged heating under reduced pressure to moderately elevated temperatures to get rid of the last volatiles.
- the new substituted optically active ⁇ -, 0> amino alcohol derivatives of the general formula (7) are characterized by a strong insect and mite repellent activity. They can also be used in synergistic blends with other repellents.
- radicals indicated in the formula (7) preferably have the following meaning
- alkyl group in the radicals R 1 to R 11 are: methyl, ethyl, n- and i-propyl, n-, i-, s- and t-butyl, n-pentyl and n-hexyl,
- Alkenyl may be mentioned by way of example: propenyl (2), butenyl (2) and butynyl (3).
- X is hydrogen or R 13 , where R 13 is C 1 -C 6 -alkyl R 1 is Ci-C 7 -AUCyI or C 3 -C 7 alkenyl
- R 4 to R 8 are identical or different and are hydrogen or C 1 -C 6 -alkyl
- R 2 and R 3 together with the atoms to which they are attached also form a 5- or 6-membered monocyclic ring
- R 1 is Ci-C 7 -alkyl, C3-C7 alkenyl or C 2 -C r alkynyl
- X represents hydrogen
- R 2 and R 11 are identical or different and represent dQ alkyl
- R 3 to R 8 are identical or different and represent hydrogen or C r C 6 alkyl
- R 13 6 -alkyl is C 1 -C
- enantiomerically enriched substituted ⁇ , ⁇ -aminoalcohol derivatives according to formula (7), characterized in that they are selected from the group I - [(S) -sec-butyloxycarbonyl] -2- (S) - (2-hydroxyethyl ) -piperidine 5 l - [(R) -sec-butyloxycarbonyl] 2- (R) - (+) - (2-hydroxyethyl) piperidine, 1 - [(S) -sec -butoxycarbonyl] -2- ⁇ R) - (+) - (2-hydroxyethyl) piperidine or 1- ⁇
- the effect of the repellents of the general formula (1 or 7) lasts for a long time. They can therefore be used with great success to ward off harmful or annoying, sucking and biting insects and mites.
- the sucking insects mainly include the mosquitoes (eg Aedes, Culex and Anopheles species), butterfly mosquitoes (phletotomes), biting midges (Culicoides-Alten), blackflies (Simulium species), lancet flies (eg.
- Stomoxys calcitrans tsetse flies (Glossina species), brakes (Tabanus, Haematopota and Chrysops species), houseflies (eg Musca domestica and Fannia caniculai ⁇ s), flies (eg Sarcophaga carnaria), myiasis producing flies (eg, Lucilia couprina, Chrysomyia chloropyga, Hypoderma bovis, Hypoderma lmeatum Dermatobia hominis, Oestrus ovis, Gasterophilus intestinalis, Cochliomyia hominovorax), bugs (e.g., Cimex lectularius, Rhodnius prolixus, Triatoma infestans), lice (e.g.
- louse flies eg Melaphagus orinus
- fleas eg Pulex mutans, Cthenocephalides canis, Xenopsylla cheopsis
- sand fleas eg Dermatophilus penetrans
- the biting insects mainly include cockroaches (eg, Blattela germanica, Periplaneta americana, Blatta orientalis, Supella supellectilium), beetles (eg Sitophilus granarius, Tenebrio molitor, Dermestes lardarius, Stegobium paniceum, Anobium puntactum, Hylotrupes bajulus). Te ⁇ niten (eg Reticulitermes lucifugus) and ants (eg Lasius niger).
- cockroaches eg, Blattela germanica, Periplaneta americana, Blatta orientalis, Supella supellectilium
- beetles eg Sitophilus granarius, Tenebrio molitor, Dermestes lardarius, Stegobium paniceum, Anobium puntactum, Hylotrupes bajulus.
- Te ⁇ niten eg Reticulitermes luci
- the mites include ticks (eg Ornithodorus moubata, Ixodes ricinus, Boophilus microplus, Arablyomma hebreum) and mites in the narrower sense (eg Sarcoptes scabiei, Dermanyssus gallinae).
- ticks eg Ornithodorus moubata, Ixodes ricinus, Boophilus microplus, Arablyomma hebreum
- mites in the narrower sense eg Sarcoptes scabiei, Dermanyssus gallinae.
- the present invention thus relates to the preparation and use of optically active substituted ⁇ , ⁇ > aminoalcohol derivatives of general formula 1 for insect and mite defense.
- the invention relates to insect and mite repellents, characterized by the content of at least one substituted ⁇ - s -O-amino alcohol derivative of the general formula (1) or (7).
- compositions according to the invention which comprise at least one derivative of the formula (1) or (7) may also contain further insect repellents.
- Repellents come all practically usual Repellents in question (see, for example, BKH Büchel in Chemistry of Crop Protection and Pest Control, Editor: R. Wegler, Vol. 1, Springer Verlag Berlin, Heidelberg, New York, 1970, p 487 ff).
- the substituted ⁇ , ⁇ amino alcohol derivatives of the general formula 1 are preferably used together with repellent carboxylic acid amides, 1,3-alkanediols and carboxylic acid esters.
- repellent carboxylic acid amides 1,3-alkanediols and carboxylic acid esters.
- Specific examples are: 3-methyl-benzoic acid diethylamide (DEET), 2-ethyl-hexanediol-1, 3 (Rutgers 612) and dimethyl phthalate.
- the substituted ⁇ -, ⁇ > -amino alcohol derivatives which can be used according to the invention are characterized by the general formula (1).
- Enantiomerically enriched compounds of the general formula (1) are preferably used as repellents, in which
- X is hydrogen or R 13 , where R 13 is C r Q-alkyl
- R 4 -R 8 are identical or different and are hydrogen or C 1 -C 6 -alkyl
- R 2 and R 3 together with the atoms to which they are attached form a 5- or 6-membered monocyclic ring and
- R 1 is C 1 -C 7 -alkyl or C 3 -C 7 -alkenyl
- X is COR 11 or R 13
- R 2 and R 11 are identical or different and are C r C 6 alkyl
- R3 to R8 are the same or different and are hydrogen or Ci-C 6 alkyl
- R 13 is C 1 -C 6 -AllCyI.
- the compounds of general formula (1) are used as repellents in which R 1 is C 1 -C 4 -alkyl, R 2 , R 11 and R 13 are identical or different and are C 1 -C 6 -alkyl , R 3 -R 8 are hydrogen and X is hydrogen, COR 11 or R 13 , wherein R 11 and R 13 have the abovementioned meaning.
- R 1 is R 2 and R 3 together with the atoms to which they are attached form a 6-membered ring
- R 4 to R 8 is hydrogen
- X is hydrogen or R 13 , wherein R 13 is C r C 4 alkyl.
- the active compounds according to the invention which can be used undiluted or preferably diluted, can be converted into the formulations customary for repellents. They can be used in all forms of administration customary in cosmetics, for example in the form of solutions, emulsions, gels, ointments, pastes, creams, powders, sticks, sprays or aerosols from spray cans.
- the active ingredients z, B. into granules, oil spray or slow-release formulations.
- the preparations are prepared in a known manner by mixing or diluting the active compounds according to the invention with solvents (eg xylene, chlorobenzenes, paraffins, methanol, ethanol, isopropanol, water), excipients (for example polyoxyethylene fatty acid esters, polyoxyethylene). Fatty alcohol ethers, alkylsulfonates, arylsulfonates) and dispersants (eg lignin, sulfite liquors, methylcellulose).
- solvents eg xylene, chlorobenzenes, paraffins, methanol, ethanol, isopropanol, water
- excipients for example polyoxyethylene fatty acid esters, polyoxyethylene.
- dispersants eg lignin, sulfite liquors, methylcellulose.
- the active compounds according to the invention can be mixed with one another in the formulations or else used in mixtures with other known active compounds (for example sunscreen agents).
- the preparations generally contain between 0.1 and 95 wt .-% of active ingredient, preferably between 0.5 and 90 wt .-%.
- the active compounds according to the invention are either applied to human or animal skin or garments or other objects are treated therewith. Also as an additive of impregnating agents, for example, textile webs, garments, packaging materials and as an additive to polishing, cleaning and window cleaning agents, the active compounds of the invention are suitable.
- a skin-type lotion repellent is prepared by mixing 20 parts of an active ingredient of the invention, 1.5 parts of perfume and 78.5 parts of isopropanol.
- Isopropanol can be replaced by ethanol,
- Another spray can preparation is composed of 40% active ingredient solution consisting of 20 parts of one of the active compounds according to the invention, 1 part of perfume, 79 parts of isopropanol and 60% of propane / butane (ratio 15:85).
- Test animal Aedes Aegypti (Imagines)
- a guinea pig whose back has been shaved in an area of 50 cm 2 , is housed in a cage (box), that only the shaved area is accessible to mosquitoes. After treating the area with 0.4 ml of drug solution, the guinea pig will evaporate after evaporation Solvent including box placed in a 60 x 6Ox 60 cm measuring cage, which contains only with sugar water-fed mosquitoes of both sexes.
- insects are kept in cages (90 cm long, 30 cm wide, 40 cm high, gauze side walls) as an actively biting population (about 1000 mosquitoes of both sexes), which has 2 light tissue loops on the front.
- the insects were fed exclusively with sugar water (10% dextropur).
- the age of the insects is at least 7 days, the number of insects is replenished twice a week by three-day-old adult insects.
- the bite activities are checked continuously every hour during the test period by exposing an untreated arm to the insects (an additional internal product standard is used by a selected volunteer).
- the low electric lighting of the cage is active from 6 o'clock in the morning to 6 o'clock in the evening, light from 6 o'clock in the evening to 6 o'clock in the morning.
- the temperature is 25-27 ° C, the relative humidity is 50-70%.
- the forearms of the subjects are washed with unparsaturated soap, rinsed with water, then rinsed with a solution of 70% ethanol and 30% water and dried with a towel.
- each subject's forearm are uniformly rubbed with 150 ⁇ l (or 150mg) of the test product.
- 150 ⁇ l or 150mg
- the formulation is dry (about 5 minutes), place a 3.1-8 cm (25 cm 2 ) opening around the arm so that the opening is completely over the treated surface.
- the corners of the opening of the cuff are also rubbed with the test material (200 ⁇ l) in a width of 1 cm to avoid bites at the corners.
- the area above the cuff is protected with a cloth that mosquitoes can not penetrate.
- Hands are protected with latex gloves. Both arms are inserted into the cage through the tissue lock and the number of bites (and landings, if necessary) per arm are recorded in a 3-minute test period. The test is repeated every hour up to 8 hours or stopped earlier if the effect ceases (three or more bites within 3 minutes or during 2 consecutive test sequences).
- Each test consists of three to 5 subjects.
- Table B shows the increase in the duration of protection of the inventive enantiomerically enriched compounds over the racemic mixture.
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Abstract
Description
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Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0718362-3A BRPI0718362A2 (pt) | 2006-10-21 | 2007-10-18 | Agentes repelentes de insetos e ácaros, derivados de alfa-, ômega-aminoálcool substitídos, enriquecidos com enantiômero, processo para a produção destes, processo de combate a insetos e ácaros, uso de derivados de alfa-, ômega-aminiálcool subustituídos e processo para a produção de agentes de proteção contra insetos e ácaros. |
EP07821529A EP2086327A1 (de) | 2006-10-21 | 2007-10-18 | Enantiomereangereicherte alpha-,omega-aminoalkohol-derivate, ihre herstellung und verwendung als insekten- und milbenabwehrende mittel |
AU2007312217A AU2007312217A1 (en) | 2006-10-21 | 2007-10-18 | Enantiomer-enriched alpha-,omega amino alcohol derivatives, their production and use as insect- and mite-repelling agents |
US12/445,622 US20110034510A1 (en) | 2006-10-21 | 2007-10-18 | Enantiomer-enriched alpha-,omega-amino alcohol derivatives, their production and use as insect- and mite-repelling agents |
MX2009004075A MX2009004075A (es) | 2006-10-21 | 2007-10-18 | Derivados de alfa-, omega-aminoalcohol, enriquecidos en enantiomeros, su preparacion y uso como agentes repelentes de insectos y acaros. |
CA002666878A CA2666878A1 (en) | 2006-10-21 | 2007-10-18 | Enantiomer-enriched alpha-,omega amino alcohol derivatives, their production and use as insect- and mite-repelling agents |
JP2009532807A JP2010507574A (ja) | 2006-10-21 | 2007-10-18 | 鏡像異性的に富化されたα,ω−アミノアルコール誘導体、その製造および昆虫およびダニ忌避剤としての使用 |
Applications Claiming Priority (2)
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DE102006049763A DE102006049763A1 (de) | 2006-10-21 | 2006-10-21 | Enantiomerenangereicherte alpha-, omega-Aminoalkohol-Derivate, ihre Herstellung und Verwendung als insekten- und milbenabwehrende Mittel |
DE102006049763.5 | 2006-10-21 |
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WO2008046889A1 true WO2008046889A1 (de) | 2008-04-24 |
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PCT/EP2007/061164 WO2008046889A1 (de) | 2006-10-21 | 2007-10-18 | Enantiomereangereicherte alpha-,omega-aminoalkohol-derivate, ihre herstellung und verwendung als insekten- und milbenabwehrende mittel |
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US (1) | US20110034510A1 (de) |
EP (1) | EP2086327A1 (de) |
JP (1) | JP2010507574A (de) |
KR (1) | KR20090086557A (de) |
CN (1) | CN101568260A (de) |
AU (1) | AU2007312217A1 (de) |
BR (1) | BRPI0718362A2 (de) |
CA (1) | CA2666878A1 (de) |
DE (1) | DE102006049763A1 (de) |
MX (1) | MX2009004075A (de) |
WO (1) | WO2008046889A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2394511A1 (de) * | 2010-06-12 | 2011-12-14 | Saltigo GmbH | Synergistisch wirkende Mischungen aus alpha,omega-Aminoalkohol-Enantiomeren, deren Herstellung und ihre Verwendung in insekten- und milbenabwehrenden Zubereitungen |
Families Citing this family (1)
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JP2014205648A (ja) * | 2013-04-16 | 2014-10-30 | 大日本除蟲菊株式会社 | マダニ忌避効力増強剤、及びこれを配合したマダニ忌避組成物を用いるマダニ忌避方法 |
Citations (4)
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DE1150973B (de) * | 1960-07-14 | 1963-07-04 | Kreweli Leuffen G M B H | Verfahren zur Herstellung von N-substituierten Carbaminsaeurederivaten |
EP0289842A1 (de) * | 1987-04-28 | 1988-11-09 | Bayer Ag | Mittel zur Insekten- und Milbenabwehr |
US6562841B1 (en) * | 2000-10-19 | 2003-05-13 | The United States Of America As Represented By The Secretary Of Agriculture | Methods and compositions for repelling arthropods |
WO2006039383A2 (en) * | 2004-09-30 | 2006-04-13 | Janssen Pharmaceutica N.V. | Synthesis by chiral diamine-mediated asymmetric alkylation |
-
2006
- 2006-10-21 DE DE102006049763A patent/DE102006049763A1/de not_active Withdrawn
-
2007
- 2007-10-18 EP EP07821529A patent/EP2086327A1/de not_active Withdrawn
- 2007-10-18 AU AU2007312217A patent/AU2007312217A1/en not_active Abandoned
- 2007-10-18 CA CA002666878A patent/CA2666878A1/en not_active Abandoned
- 2007-10-18 WO PCT/EP2007/061164 patent/WO2008046889A1/de active Application Filing
- 2007-10-18 US US12/445,622 patent/US20110034510A1/en not_active Abandoned
- 2007-10-18 CN CNA200780044868XA patent/CN101568260A/zh active Pending
- 2007-10-18 KR KR1020097010345A patent/KR20090086557A/ko not_active Application Discontinuation
- 2007-10-18 BR BRPI0718362-3A patent/BRPI0718362A2/pt not_active IP Right Cessation
- 2007-10-18 MX MX2009004075A patent/MX2009004075A/es not_active Application Discontinuation
- 2007-10-18 JP JP2009532807A patent/JP2010507574A/ja not_active Withdrawn
Patent Citations (4)
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DE1150973B (de) * | 1960-07-14 | 1963-07-04 | Kreweli Leuffen G M B H | Verfahren zur Herstellung von N-substituierten Carbaminsaeurederivaten |
EP0289842A1 (de) * | 1987-04-28 | 1988-11-09 | Bayer Ag | Mittel zur Insekten- und Milbenabwehr |
US6562841B1 (en) * | 2000-10-19 | 2003-05-13 | The United States Of America As Represented By The Secretary Of Agriculture | Methods and compositions for repelling arthropods |
WO2006039383A2 (en) * | 2004-09-30 | 2006-04-13 | Janssen Pharmaceutica N.V. | Synthesis by chiral diamine-mediated asymmetric alkylation |
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M. ANGOLI ET AL.: "Remote stereocenter discrimination in the enzymatic resolution of piperidine-2-ethanol. Short enantioselective syenthesis of sedamine and allosedamine", J. ORG. CHEM., vol. 68, 2003, pages 9525 - 9527, XP002472905 * |
R. NATARAJAN, S. C. BASAK, A. T. BALABAN, J. A. KLUN & W. F. SCHMIDT: "Chirality index, molecular overlay and biological activity of diastereoisomeric mosquito repellents", PEST MANAGEMENT SCIENCE, vol. 61, no. 12, December 2005 (2005-12-01), pages 1193 - 1201, XP002472904 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2394511A1 (de) * | 2010-06-12 | 2011-12-14 | Saltigo GmbH | Synergistisch wirkende Mischungen aus alpha,omega-Aminoalkohol-Enantiomeren, deren Herstellung und ihre Verwendung in insekten- und milbenabwehrenden Zubereitungen |
US20120083509A1 (en) * | 2010-06-12 | 2012-04-05 | Saltigo Gmbh | Synergistically active mixtures of alpha,omega-amino alcohol enantiomers, preparation thereof and use thereof in insect- and mite-repellent formulations |
US8728505B2 (en) * | 2010-06-12 | 2014-05-20 | Saltigo Gmbh | Synergistically active mixtures of α,ω-amino alcohol enantiomers, preparation thereof and use thereof in insect- and mite-repellent formulations |
Also Published As
Publication number | Publication date |
---|---|
EP2086327A1 (de) | 2009-08-12 |
US20110034510A1 (en) | 2011-02-10 |
DE102006049763A1 (de) | 2008-04-24 |
CN101568260A (zh) | 2009-10-28 |
KR20090086557A (ko) | 2009-08-13 |
JP2010507574A (ja) | 2010-03-11 |
CA2666878A1 (en) | 2008-04-24 |
AU2007312217A1 (en) | 2008-04-24 |
MX2009004075A (es) | 2009-06-26 |
BRPI0718362A2 (pt) | 2013-11-12 |
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