HU207712B - Process for pransforming piretroide isomeresinto formes of stronger pesticide activity - Google Patents
Process for pransforming piretroide isomeresinto formes of stronger pesticide activity Download PDFInfo
- Publication number
- HU207712B HU207712B HU884299A HU429988A HU207712B HU 207712 B HU207712 B HU 207712B HU 884299 A HU884299 A HU 884299A HU 429988 A HU429988 A HU 429988A HU 207712 B HU207712 B HU 207712B
- Authority
- HU
- Hungary
- Prior art keywords
- cis
- mixture
- trans
- base
- starting material
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 67
- 230000000361 pesticidal effect Effects 0.000 title claims description 6
- 239000000203 mixture Substances 0.000 claims description 98
- 239000002585 base Substances 0.000 claims description 61
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical group CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 59
- 239000007858 starting material Substances 0.000 claims description 41
- BFAKENXZKHGIGE-UHFFFAOYSA-N bis(2,3,5,6-tetrafluoro-4-iodophenyl)diazene Chemical compound FC1=C(C(=C(C(=C1F)I)F)F)N=NC1=C(C(=C(C(=C1F)F)I)F)F BFAKENXZKHGIGE-UHFFFAOYSA-N 0.000 claims description 36
- 239000003054 catalyst Substances 0.000 claims description 35
- -1 alicyclic hydrocarbon Chemical class 0.000 claims description 29
- 239000005946 Cypermethrin Substances 0.000 claims description 28
- KAATUXNTWXVJKI-UHFFFAOYSA-N cypermethrin Chemical compound CC1(C)C(C=C(Cl)Cl)C1C(=O)OC(C#N)C1=CC=CC(OC=2C=CC=CC=2)=C1 KAATUXNTWXVJKI-UHFFFAOYSA-N 0.000 claims description 28
- 229960005424 cypermethrin Drugs 0.000 claims description 28
- 239000002904 solvent Substances 0.000 claims description 28
- 239000007787 solid Substances 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 24
- 238000002360 preparation method Methods 0.000 claims description 23
- 239000002609 medium Substances 0.000 claims description 20
- 239000002728 pyrethroid Substances 0.000 claims description 19
- 239000000725 suspension Substances 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 229930195733 hydrocarbon Natural products 0.000 claims description 16
- XKBGEWXEAPTVCK-UHFFFAOYSA-M methyltrioctylammonium chloride Chemical group [Cl-].CCCCCCCC[N+](C)(CCCCCCCC)CCCCCCCC XKBGEWXEAPTVCK-UHFFFAOYSA-M 0.000 claims description 16
- 125000004432 carbon atom Chemical group C* 0.000 claims description 15
- 229960001591 cyfluthrin Drugs 0.000 claims description 15
- QQODLKZGRKWIFG-QSFXBCCZSA-N cyfluthrin Chemical compound CC1(C)[C@@H](C=C(Cl)Cl)[C@H]1C(=O)O[C@@H](C#N)C1=CC=C(F)C(OC=2C=CC=CC=2)=C1 QQODLKZGRKWIFG-QSFXBCCZSA-N 0.000 claims description 15
- 150000002430 hydrocarbons Chemical class 0.000 claims description 15
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 11
- 239000000243 solution Substances 0.000 claims description 11
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 7
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 claims description 7
- 150000003983 crown ethers Chemical class 0.000 claims description 6
- 150000007522 mineralic acids Chemical class 0.000 claims description 6
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims description 5
- 229910052783 alkali metal Inorganic materials 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 claims description 5
- 150000007524 organic acids Chemical class 0.000 claims description 5
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 claims description 5
- 150000001447 alkali salts Chemical class 0.000 claims description 4
- 235000019270 ammonium chloride Nutrition 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 150000001340 alkali metals Chemical group 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 150000002825 nitriles Chemical class 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 2
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 2
- 125000001153 fluoro group Chemical group F* 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 125000005270 trialkylamine group Chemical group 0.000 claims description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 2
- 229910000288 alkali metal carbonate Inorganic materials 0.000 claims 4
- 150000008041 alkali metal carbonates Chemical class 0.000 claims 4
- 150000003839 salts Chemical class 0.000 claims 4
- 239000011230 binding agent Substances 0.000 claims 3
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims 3
- WBZKQQHYRPRKNJ-UHFFFAOYSA-L disulfite Chemical compound [O-]S(=O)S([O-])(=O)=O WBZKQQHYRPRKNJ-UHFFFAOYSA-L 0.000 claims 2
- AJGDRDUWEWODJP-UHFFFAOYSA-N 2-(2,2-dibromoethenyl)-1,1-dimethylcyclopropane Chemical compound CC1(C)CC1C=C(Br)Br AJGDRDUWEWODJP-UHFFFAOYSA-N 0.000 claims 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims 1
- 150000001721 carbon Chemical group 0.000 claims 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 claims 1
- 159000000011 group IA salts Chemical class 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229940079826 hydrogen sulfite Drugs 0.000 claims 1
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 claims 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims 1
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 30
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 22
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 18
- 239000006227 byproduct Substances 0.000 description 17
- 239000011541 reaction mixture Substances 0.000 description 16
- 244000028419 Styrax benzoin Species 0.000 description 15
- 235000000126 Styrax benzoin Nutrition 0.000 description 15
- 235000008411 Sumatra benzointree Nutrition 0.000 description 15
- 229960002130 benzoin Drugs 0.000 description 15
- 235000019382 gum benzoic Nutrition 0.000 description 15
- LLMLSUSAKZVFOA-INEUFUBQSA-N (1s,3s)-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane-1-carboxylic acid Chemical compound CC1(C)[C@H](C=C(Cl)Cl)[C@@H]1C(O)=O LLMLSUSAKZVFOA-INEUFUBQSA-N 0.000 description 14
- VEMKTZHHVJILDY-UXHICEINSA-N bioresmethrin Chemical compound CC1(C)[C@H](C=C(C)C)[C@H]1C(=O)OCC1=COC(CC=2C=CC=CC=2)=C1 VEMKTZHHVJILDY-UXHICEINSA-N 0.000 description 14
- 239000000047 product Substances 0.000 description 14
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 11
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 11
- 229910000029 sodium carbonate Inorganic materials 0.000 description 11
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 10
- 238000003756 stirring Methods 0.000 description 10
- NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 description 10
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical class CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 7
- 239000012065 filter cake Substances 0.000 description 7
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 7
- LLMLSUSAKZVFOA-UJURSFKZSA-N (1S,3R)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid Chemical compound CC1(C)[C@@H](C=C(Cl)Cl)[C@@H]1C(O)=O LLMLSUSAKZVFOA-UJURSFKZSA-N 0.000 description 6
- 229940099580 Aldehyde binder Drugs 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 6
- 238000004128 high performance liquid chromatography Methods 0.000 description 6
- ZUZLIXGTXQBUDC-UHFFFAOYSA-N methyltrioctylammonium Chemical compound CCCCCCCC[N+](C)(CCCCCCCC)CCCCCCCC ZUZLIXGTXQBUDC-UHFFFAOYSA-N 0.000 description 6
- XEZNGIUYQVAUSS-UHFFFAOYSA-N 18-crown-6 Chemical compound C1COCCOCCOCCOCCOCCO1 XEZNGIUYQVAUSS-UHFFFAOYSA-N 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 description 5
- 235000011181 potassium carbonates Nutrition 0.000 description 5
- 230000035484 reaction time Effects 0.000 description 5
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 5
- 235000010262 sodium metabisulphite Nutrition 0.000 description 5
- DYLIWHYUXAJDOJ-OWOJBTEDSA-N (e)-4-(6-aminopurin-9-yl)but-2-en-1-ol Chemical compound NC1=NC=NC2=C1N=CN2C\C=C\CO DYLIWHYUXAJDOJ-OWOJBTEDSA-N 0.000 description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 4
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 4
- AFVLVVWMAFSXCK-VMPITWQZSA-N alpha-cyano-4-hydroxycinnamic acid Chemical group OC(=O)C(\C#N)=C\C1=CC=C(O)C=C1 AFVLVVWMAFSXCK-VMPITWQZSA-N 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 150000004702 methyl esters Chemical class 0.000 description 4
- 125000003884 phenylalkyl group Chemical group 0.000 description 4
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 description 4
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- XGLVDUUYFKXKPL-UHFFFAOYSA-N 2-(2-methoxyethoxy)-n,n-bis[2-(2-methoxyethoxy)ethyl]ethanamine Chemical compound COCCOCCN(CCOCCOC)CCOCCOC XGLVDUUYFKXKPL-UHFFFAOYSA-N 0.000 description 3
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 3
- 125000001188 haloalkyl group Chemical group 0.000 description 3
- 238000004811 liquid chromatography Methods 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229940001584 sodium metabisulfite Drugs 0.000 description 3
- YMBCJWGVCUEGHA-UHFFFAOYSA-M tetraethylammonium chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC YMBCJWGVCUEGHA-UHFFFAOYSA-M 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- OKIZCWYLBDKLSU-UHFFFAOYSA-M N,N,N-Trimethylmethanaminium chloride Chemical compound [Cl-].C[N+](C)(C)C OKIZCWYLBDKLSU-UHFFFAOYSA-M 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 2
- 125000003342 alkenyl group Chemical group 0.000 description 2
- 125000003545 alkoxy group Chemical group 0.000 description 2
- HTZCNXWZYVXIMZ-UHFFFAOYSA-M benzyl(triethyl)azanium;chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC1=CC=CC=C1 HTZCNXWZYVXIMZ-UHFFFAOYSA-M 0.000 description 2
- MDIQXIJPQWLFSD-NJGYIYPDSA-N cis-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropanecarboxylic acid Chemical compound CC1(C)[C@@H](C=C(Br)Br)[C@H]1C(O)=O MDIQXIJPQWLFSD-NJGYIYPDSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- SHFJWMWCIHQNCP-UHFFFAOYSA-M hydron;tetrabutylazanium;sulfate Chemical compound OS([O-])(=O)=O.CCCC[N+](CCCC)(CCCC)CCCC SHFJWMWCIHQNCP-UHFFFAOYSA-M 0.000 description 2
- 239000002917 insecticide Substances 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical group CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
- DDBREPKUVSBGFI-UHFFFAOYSA-N phenobarbital Chemical compound C=1C=CC=CC=1C1(CC)C(=O)NC(=O)NC1=O DDBREPKUVSBGFI-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-M phenolate Chemical compound [O-]C1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-M 0.000 description 2
- 229940031826 phenolate Drugs 0.000 description 2
- 235000011056 potassium acetate Nutrition 0.000 description 2
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 2
- GKKCIDNWFBPDBW-UHFFFAOYSA-M potassium cyanate Chemical group [K]OC#N GKKCIDNWFBPDBW-UHFFFAOYSA-M 0.000 description 2
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 description 2
- 239000011698 potassium fluoride Substances 0.000 description 2
- RWPGFSMJFRPDDP-UHFFFAOYSA-L potassium metabisulfite Chemical compound [K+].[K+].[O-]S(=O)S([O-])(=O)=O RWPGFSMJFRPDDP-UHFFFAOYSA-L 0.000 description 2
- 235000010263 potassium metabisulphite Nutrition 0.000 description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 description 2
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 2
- 239000004296 sodium metabisulphite Substances 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 description 2
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 description 2
- IDVSZKGRCBMUQW-UHFFFAOYSA-N 2-(2,2-dichloroethenyl)-1,1-dimethylcyclopropane Chemical compound CC1(C)CC1C=C(Cl)Cl IDVSZKGRCBMUQW-UHFFFAOYSA-N 0.000 description 1
- LLMLSUSAKZVFOA-UHFFFAOYSA-N 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid Chemical compound CC1(C)C(C=C(Cl)Cl)C1C(O)=O LLMLSUSAKZVFOA-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- CXRFDZFCGOPDTD-UHFFFAOYSA-M Cetrimide Chemical compound [Br-].CCCCCCCCCCCCCC[N+](C)(C)C CXRFDZFCGOPDTD-UHFFFAOYSA-M 0.000 description 1
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000005892 Deltamethrin Substances 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 101001108356 Homo sapiens Nardilysin Proteins 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 102100021850 Nardilysin Human genes 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 206010043458 Thirst Diseases 0.000 description 1
- NWGSYQFPFIDZLH-UHFFFAOYSA-H [F-].[F-].[F-].[F-].[F-].[F-].C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C Chemical compound [F-].[F-].[F-].[F-].[F-].[F-].C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C.C[N+](C)(C)C NWGSYQFPFIDZLH-UHFFFAOYSA-H 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910001515 alkali metal fluoride Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000000010 aprotic solvent Substances 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- QDBWSSLNCYFWHL-UHFFFAOYSA-M azanium tetrabutylazanium bromide chloride Chemical compound [Br-].[NH4+].[Cl-].C(CCC)[N+](CCCC)(CCCC)CCCC QDBWSSLNCYFWHL-UHFFFAOYSA-M 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- VJGNLOIQCWLBJR-UHFFFAOYSA-M benzyl(tributyl)azanium;chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CC1=CC=CC=C1 VJGNLOIQCWLBJR-UHFFFAOYSA-M 0.000 description 1
- YOUGRGFIHBUKRS-UHFFFAOYSA-N benzyl(trimethyl)azanium Chemical compound C[N+](C)(C)CC1=CC=CC=C1 YOUGRGFIHBUKRS-UHFFFAOYSA-N 0.000 description 1
- KXHPPCXNWTUNSB-UHFFFAOYSA-M benzyl(trimethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CC1=CC=CC=C1 KXHPPCXNWTUNSB-UHFFFAOYSA-M 0.000 description 1
- USFRYJRPHFMVBZ-UHFFFAOYSA-M benzyl(triphenyl)phosphanium;chloride Chemical compound [Cl-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)CC1=CC=CC=C1 USFRYJRPHFMVBZ-UHFFFAOYSA-M 0.000 description 1
- NDKBVBUGCNGSJJ-UHFFFAOYSA-M benzyltrimethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)CC1=CC=CC=C1 NDKBVBUGCNGSJJ-UHFFFAOYSA-M 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 150000001649 bromium compounds Chemical class 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- IKWKJIWDLVYZIY-UHFFFAOYSA-M butyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CCCC)C1=CC=CC=C1 IKWKJIWDLVYZIY-UHFFFAOYSA-M 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 229960002483 decamethrin Drugs 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- OWZREIFADZCYQD-NSHGMRRFSA-N deltamethrin Chemical compound CC1(C)[C@@H](C=C(Br)Br)[C@H]1C(=O)O[C@H](C#N)C1=CC=CC(OC=2C=CC=CC=2)=C1 OWZREIFADZCYQD-NSHGMRRFSA-N 0.000 description 1
- YSSSPARMOAYJTE-UHFFFAOYSA-N dibenzo-18-crown-6 Chemical compound O1CCOCCOC2=CC=CC=C2OCCOCCOC2=CC=CC=C21 YSSSPARMOAYJTE-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- NSIFOGPAKNSGNW-UHFFFAOYSA-M dodecyl(triphenyl)phosphonium bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CCCCCCCCCCCC)C1=CC=CC=C1 NSIFOGPAKNSGNW-UHFFFAOYSA-M 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- JHYNXXDQQHTCHJ-UHFFFAOYSA-M ethyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CC)C1=CC=CC=C1 JHYNXXDQQHTCHJ-UHFFFAOYSA-M 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 125000000262 haloalkenyl group Chemical group 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 150000004694 iodide salts Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000006178 methyl benzyl group Chemical group 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- NQMRYBIKMRVZLB-UHFFFAOYSA-N methylamine hydrochloride Chemical compound [Cl-].[NH3+]C NQMRYBIKMRVZLB-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000004027 organic amino compounds Chemical class 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000003444 phase transfer catalyst Substances 0.000 description 1
- 150000004714 phosphonium salts Chemical class 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 235000003270 potassium fluoride Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 229940043349 potassium metabisulfite Drugs 0.000 description 1
- 239000004297 potassium metabisulphite Substances 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- KRRBFUJMQBDDPR-UHFFFAOYSA-N tetrabutylazanium;cyanide Chemical compound N#[C-].CCCC[N+](CCCC)(CCCC)CCCC KRRBFUJMQBDDPR-UHFFFAOYSA-N 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- DPNWBUMUZXHMIJ-UHFFFAOYSA-M tetramethylazanium;fluoride;pentahydrate Chemical compound O.O.O.O.O.[F-].C[N+](C)(C)C DPNWBUMUZXHMIJ-UHFFFAOYSA-M 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 125000006493 trifluoromethyl benzyl group Chemical group 0.000 description 1
- GNMJFQWRASXXMS-UHFFFAOYSA-M trimethyl(phenyl)azanium;bromide Chemical compound [Br-].C[N+](C)(C)C1=CC=CC=C1 GNMJFQWRASXXMS-UHFFFAOYSA-M 0.000 description 1
- PRXNKYBFWAWBNZ-UHFFFAOYSA-N trimethylphenylammonium tribromide Chemical compound Br[Br-]Br.C[N+](C)(C)C1=CC=CC=C1 PRXNKYBFWAWBNZ-UHFFFAOYSA-N 0.000 description 1
- XMQSELBBYSAURN-UHFFFAOYSA-M triphenyl(propyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CCC)C1=CC=CC=C1 XMQSELBBYSAURN-UHFFFAOYSA-M 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C255/53—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and hydroxy groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C255/57—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and carboxyl groups, other than cyano groups, bound to the carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6227487A | 1987-06-15 | 1987-06-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
HUT52039A HUT52039A (en) | 1990-06-28 |
HU207712B true HU207712B (en) | 1993-05-28 |
Family
ID=22041400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU884299A HU207712B (en) | 1987-06-15 | 1988-06-02 | Process for pransforming piretroide isomeresinto formes of stronger pesticide activity |
Country Status (26)
Country | Link |
---|---|
EP (1) | EP0363428B1 (en, 2012) |
JP (1) | JPH0678292B2 (en, 2012) |
KR (1) | KR920000954B1 (en, 2012) |
CN (1) | CN1020598C (en, 2012) |
BR (1) | BR8807564A (en, 2012) |
CA (1) | CA1314559C (en, 2012) |
CZ (1) | CZ283821B6 (en, 2012) |
DD (1) | DD284582A5 (en, 2012) |
DE (1) | DE3854299T2 (en, 2012) |
EG (1) | EG18587A (en, 2012) |
ES (1) | ES2006979A6 (en, 2012) |
GT (1) | GT198804306A (en, 2012) |
HU (1) | HU207712B (en, 2012) |
IL (1) | IL86630A (en, 2012) |
IN (1) | IN168800B (en, 2012) |
JO (1) | JO1532B1 (en, 2012) |
MX (1) | MX171864B (en, 2012) |
NZ (1) | NZ224804A (en, 2012) |
OA (1) | OA09150A (en, 2012) |
PL (1) | PL156620B1 (en, 2012) |
SK (1) | SK412488A3 (en, 2012) |
TR (1) | TR26525A (en, 2012) |
UA (1) | UA15925A1 (en, 2012) |
WO (1) | WO1988010249A1 (en, 2012) |
YU (1) | YU47467B (en, 2012) |
ZA (1) | ZA884281B (en, 2012) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0404922T3 (da) * | 1989-01-17 | 1993-07-12 | Chinoin Gyogyszer Es Vegyeszet | Fremgangsmåde til fremstilling af cypermethrin-isomerer |
GEP20002025B (en) | 1989-01-17 | 2000-04-10 | Chinoin Diodser Esh Bidieceti Diara Rt Hu | The Stable Arthropodicidal Composition |
US5128497A (en) * | 1990-01-03 | 1992-07-07 | Fmc Corporation | Conversion of pyrethroid isomers to more active species |
EP0601237A1 (en) * | 1992-12-09 | 1994-06-15 | Duphar International Research B.V | Method of preparing optically active cyanohydrin derivatives |
EP0601632A1 (en) * | 1992-12-09 | 1994-06-15 | Duphar International Research B.V | Method of preparing optically active cyanohydrin derivatives |
GB0229803D0 (en) † | 2002-12-20 | 2003-01-29 | Syngenta Ltd | Chemical process |
BR122015017095B1 (pt) * | 2005-12-22 | 2016-05-10 | Fmc Corp | composição inseticida compreendendo bifentrina |
CN103420872A (zh) * | 2013-08-26 | 2013-12-04 | 连云港市华通化学有限公司 | 一种高效氟氯氰菊酯的制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4261921A (en) * | 1979-06-06 | 1981-04-14 | Fmc Corporation | Process for preparation of a crystalline insecticidal pyrethroid enantiomer pair |
CA1150301A (en) * | 1979-11-27 | 1983-07-19 | Michael J. Bull | Cyclopropane carboxylic acid ester derivatives |
BE886160A (nl) * | 1979-11-27 | 1981-05-14 | Shell Int Research | Cyclopropaan-carbonzure ester-derivaten |
CA1206483A (en) * | 1982-11-11 | 1986-06-24 | Johannes Van Berkel | Process for preparing cyclopropane carboxylic acid ester derivatives |
-
1988
- 1988-05-24 CA CA000567489A patent/CA1314559C/en not_active Expired - Fee Related
- 1988-05-26 NZ NZ224804A patent/NZ224804A/xx unknown
- 1988-06-02 BR BR888807564A patent/BR8807564A/pt not_active IP Right Cessation
- 1988-06-02 KR KR1019890700266A patent/KR920000954B1/ko not_active Expired
- 1988-06-02 WO PCT/US1988/001873 patent/WO1988010249A1/en active IP Right Grant
- 1988-06-02 DE DE3854299T patent/DE3854299T2/de not_active Expired - Fee Related
- 1988-06-02 JP JP63505289A patent/JPH0678292B2/ja not_active Expired - Lifetime
- 1988-06-02 EP EP88906312A patent/EP0363428B1/en not_active Expired - Lifetime
- 1988-06-02 YU YU107588A patent/YU47467B/sh unknown
- 1988-06-02 HU HU884299A patent/HU207712B/hu not_active IP Right Cessation
- 1988-06-03 CN CN88103528A patent/CN1020598C/zh not_active Expired - Fee Related
- 1988-06-06 IL IL86630A patent/IL86630A/xx not_active IP Right Cessation
- 1988-06-14 SK SK4124-88A patent/SK412488A3/sk unknown
- 1988-06-14 ES ES8801832A patent/ES2006979A6/es not_active Expired
- 1988-06-14 JO JO19881532A patent/JO1532B1/en active
- 1988-06-14 MX MX011878A patent/MX171864B/es unknown
- 1988-06-14 PL PL1988273060A patent/PL156620B1/pl unknown
- 1988-06-14 DD DD88316753A patent/DD284582A5/de not_active IP Right Cessation
- 1988-06-14 CZ CS884124A patent/CZ283821B6/cs unknown
- 1988-06-15 ZA ZA884281A patent/ZA884281B/xx unknown
- 1988-06-15 IN IN525/DEL/88A patent/IN168800B/en unknown
- 1988-06-15 GT GT198804306A patent/GT198804306A/es unknown
- 1988-06-15 TR TR88/0434A patent/TR26525A/xx unknown
- 1988-06-15 EG EG334/88A patent/EG18587A/xx active
-
1989
- 1989-12-14 UA UA4742720A patent/UA15925A1/uk unknown
- 1989-12-15 OA OA59697A patent/OA09150A/xx unknown
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1162561A (en) | Preparation of cyanobenzyl cyclopropane carboxylates | |
US4997970A (en) | Conversion of pyrethroid isomers to move active species | |
HU207712B (en) | Process for pransforming piretroide isomeresinto formes of stronger pesticide activity | |
EP0109113B1 (en) | Process for preparing cyclopropane carboxylic acid ester derivatives | |
EP1578720B2 (en) | Production process of gamma-cyhalothrin | |
US4874887A (en) | Process for the preparation of pyrethroid type ester compounds | |
JP2001510482A (ja) | 置換4−フェニル−4−シアノシクロヘキサン酸の化合物および製法 | |
FI114465B (fi) | Menetelmä pyretroidi-insektisidiyhdisteen aikaansaamiseksi | |
US5128497A (en) | Conversion of pyrethroid isomers to more active species | |
US4800230A (en) | Preparation of alpha-cyano-phenoxybenzyl esters | |
US20060148892A1 (en) | Process for preparing gamma-cyhalothrin | |
RU2002736C1 (ru) | Способ повышени содержани 1R-транс S-, 1S-транс R-, 1R-цис S- и 1S-цис R-изомеров кристаллизуемого пиретроида | |
JPS6160822B2 (en, 2012) | ||
SI8811075A (sl) | Konverzija piretroidnih izomerov v pesticidno bolj aktivne izomere | |
JPS6337783B2 (en, 2012) | ||
CA1203548A (en) | Method for the preparation of difluoromethoxyaromatic compounds | |
Naumann | Formation of the Pyrethroid-Ester-Linkage | |
HK1077056A (en) | Compounds and method for preparing sustituted 4-phenyl-4-cyanocyclohexanoic acids | |
HU197292B (en) | Process for preparing cyclopropane carboxylic acid esters | |
EP0172380A2 (en) | Preparation of cyanomethyl esters | |
HU198672B (en) | Process for producing pyrethroid derivatives | |
EP1524268A1 (en) | Compounds and method for preparing sustituted 4-phenyl-4-cyanocyclohexanoic acids |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
HMM4 | Cancellation of final prot. due to non-payment of fee |