CA2879518C - Fluoropicolinoyl fluorides and processes for their preparation - Google Patents
Fluoropicolinoyl fluorides and processes for their preparation Download PDFInfo
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- CA2879518C CA2879518C CA2879518A CA2879518A CA2879518C CA 2879518 C CA2879518 C CA 2879518C CA 2879518 A CA2879518 A CA 2879518A CA 2879518 A CA2879518 A CA 2879518A CA 2879518 C CA2879518 C CA 2879518C
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- Prior art keywords
- alkyl
- compound
- formula
- group
- alkoxy
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 69
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- 150000002222 fluorine compounds Chemical class 0.000 title abstract description 14
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical group CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 74
- 150000001875 compounds Chemical class 0.000 claims description 54
- 125000005843 halogen group Chemical group 0.000 claims description 42
- 125000000217 alkyl group Chemical group 0.000 claims description 38
- 239000002904 solvent Substances 0.000 claims description 38
- 125000001424 substituent group Chemical group 0.000 claims description 37
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 claims description 35
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical group CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 34
- -1 phosphonium halide Chemical class 0.000 claims description 31
- 125000003545 alkoxy group Chemical group 0.000 claims description 30
- 125000003118 aryl group Chemical group 0.000 claims description 30
- 239000011698 potassium fluoride Substances 0.000 claims description 27
- 239000003054 catalyst Substances 0.000 claims description 24
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 24
- 125000004767 (C1-C4) haloalkoxy group Chemical group 0.000 claims description 23
- 125000003342 alkenyl group Chemical group 0.000 claims description 23
- 125000000304 alkynyl group Chemical group 0.000 claims description 23
- 125000000229 (C1-C4)alkoxy group Chemical group 0.000 claims description 20
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 claims description 20
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 19
- 125000004765 (C1-C4) haloalkyl group Chemical group 0.000 claims description 18
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 17
- 235000003270 potassium fluoride Nutrition 0.000 claims description 17
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 16
- 150000003983 crown ethers Chemical class 0.000 claims description 15
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims description 15
- 229910001512 metal fluoride Inorganic materials 0.000 claims description 13
- 125000001188 haloalkyl group Chemical group 0.000 claims description 12
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 10
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical group 0.000 claims description 7
- 239000011775 sodium fluoride Substances 0.000 claims description 7
- 235000013024 sodium fluoride Nutrition 0.000 claims description 7
- 125000004438 haloalkoxy group Chemical group 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 4
- 150000003990 18-crown-6 derivatives Chemical group 0.000 claims description 3
- 125000001153 fluoro group Chemical group F* 0.000 claims description 3
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 claims description 3
- 125000005270 trialkylamine group Chemical group 0.000 claims description 3
- ZAFLZRNJFHWOQQ-UHFFFAOYSA-N 3-chloropyridine-2-carbonyl chloride Chemical class ClC(=O)C1=NC=CC=C1Cl ZAFLZRNJFHWOQQ-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 43
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 39
- 239000007787 solid Substances 0.000 description 39
- 101150041968 CDC13 gene Proteins 0.000 description 36
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 36
- 238000006243 chemical reaction Methods 0.000 description 36
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical class CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 35
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 30
- 239000011541 reaction mixture Substances 0.000 description 27
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000005481 NMR spectroscopy Methods 0.000 description 21
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 21
- 238000003756 stirring Methods 0.000 description 21
- 238000004293 19F NMR spectroscopy Methods 0.000 description 20
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 16
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 15
- 239000000047 product Substances 0.000 description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 11
- 239000000126 substance Substances 0.000 description 11
- 238000005160 1H NMR spectroscopy Methods 0.000 description 10
- 238000004821 distillation Methods 0.000 description 10
- 238000002451 electron ionisation mass spectrometry Methods 0.000 description 10
- 239000000741 silica gel Substances 0.000 description 10
- 229910002027 silica gel Inorganic materials 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- 239000000460 chlorine Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 8
- XEZNGIUYQVAUSS-UHFFFAOYSA-N 18-crown-6 Chemical compound C1COCCOCCOCCOCCOCCO1 XEZNGIUYQVAUSS-UHFFFAOYSA-N 0.000 description 7
- 239000012043 crude product Substances 0.000 description 7
- 239000007858 starting material Substances 0.000 description 7
- 229940086542 triethylamine Drugs 0.000 description 7
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- 239000000543 intermediate Substances 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- 239000003480 eluent Substances 0.000 description 5
- 150000004673 fluoride salts Chemical class 0.000 description 5
- 238000004128 high performance liquid chromatography Methods 0.000 description 5
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- OSTNSZKOBGVNID-UHFFFAOYSA-N 3,4,5,6-tetrafluoropyridine-2-carbonyl fluoride Chemical compound FC(=O)C1=NC(F)=C(F)C(F)=C1F OSTNSZKOBGVNID-UHFFFAOYSA-N 0.000 description 4
- WEVYAHXRMPXWCK-FIBGUPNXSA-N acetonitrile-d3 Chemical compound [2H]C([2H])([2H])C#N WEVYAHXRMPXWCK-FIBGUPNXSA-N 0.000 description 4
- 125000002252 acyl group Chemical group 0.000 description 4
- 229910001515 alkali metal fluoride Inorganic materials 0.000 description 4
- 125000004414 alkyl thio group Chemical group 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 150000001805 chlorine compounds Chemical class 0.000 description 4
- 238000004440 column chromatography Methods 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002808 molecular sieve Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000012044 organic layer Substances 0.000 description 4
- 239000012074 organic phase Substances 0.000 description 4
- LJANYXUDWCCLMQ-UHFFFAOYSA-N pyridine-2-carbonyl fluoride Chemical class FC(=O)C1=CC=CC=N1 LJANYXUDWCCLMQ-UHFFFAOYSA-N 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 4
- FPGGTKZVZWFYPV-UHFFFAOYSA-M tetrabutylammonium fluoride Chemical compound [F-].CCCC[N+](CCCC)(CCCC)CCCC FPGGTKZVZWFYPV-UHFFFAOYSA-M 0.000 description 4
- PJAIMBYNTXNOCN-UHFFFAOYSA-N 3,6-dibromo-1h-indole Chemical compound BrC1=CC=C2C(Br)=CNC2=C1 PJAIMBYNTXNOCN-UHFFFAOYSA-N 0.000 description 3
- QERMRZQVBGYSFJ-UHFFFAOYSA-N 4,5,6-trifluoropyridine-2-carbonyl fluoride Chemical compound FC(=O)C1=CC(F)=C(F)C(F)=N1 QERMRZQVBGYSFJ-UHFFFAOYSA-N 0.000 description 3
- XQZXNWKQNTWHOZ-UHFFFAOYSA-N 4,5-dichloro-6-phenylpyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=CC(Cl)=C(Cl)C(C=2C=CC=CC=2)=N1 XQZXNWKQNTWHOZ-UHFFFAOYSA-N 0.000 description 3
- HBPSHBLIEQWDMD-UHFFFAOYSA-N 4,5-dichloro-6-phenylpyridine-2-carboxylic acid Chemical compound OC(=O)C1=CC(Cl)=C(Cl)C(C=2C=CC=CC=2)=N1 HBPSHBLIEQWDMD-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 108091006629 SLC13A2 Proteins 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000004390 alkyl sulfonyl group Chemical group 0.000 description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 125000004093 cyano group Chemical group *C#N 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000003818 flash chromatography Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000004009 herbicide Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- SIOXPEMLGUPBBT-UHFFFAOYSA-N picolinic acid Chemical class OC(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-N 0.000 description 3
- XDHYNPMDFIFHFL-UHFFFAOYSA-N propan-2-yl 3,4,5,6-tetrafluoropyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=NC(F)=C(F)C(F)=C1F XDHYNPMDFIFHFL-UHFFFAOYSA-N 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- PSAYJRPASWETSH-UHFFFAOYSA-N pyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=CC=CC=N1 PSAYJRPASWETSH-UHFFFAOYSA-N 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 125000004191 (C1-C6) alkoxy group Chemical group 0.000 description 2
- RPBUWNXYNYVENO-UHFFFAOYSA-N 3,4,5,6-tetrachloropyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=NC(Cl)=C(Cl)C(Cl)=C1Cl RPBUWNXYNYVENO-UHFFFAOYSA-N 0.000 description 2
- GNLWWMULFXGGJU-UHFFFAOYSA-N 3,6-difluoropyridine-2-carbonyl fluoride Chemical compound FC(=O)C1=NC(F)=CC=C1F GNLWWMULFXGGJU-UHFFFAOYSA-N 0.000 description 2
- AHDFCMPBXDNBBR-UHFFFAOYSA-N 4,5-dichloro-6-(4-chlorophenyl)pyridine-2-carboxylic acid Chemical compound OC(=O)C1=CC(Cl)=C(Cl)C(C=2C=CC(Cl)=CC=2)=N1 AHDFCMPBXDNBBR-UHFFFAOYSA-N 0.000 description 2
- WABXFXHAELFJJG-UHFFFAOYSA-N 5-fluoropyridine-2-carbonyl fluoride Chemical compound FC(=O)C1=CC=C(F)C=N1 WABXFXHAELFJJG-UHFFFAOYSA-N 0.000 description 2
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- CSCPPACGZOOCGX-WFGJKAKNSA-N acetone d6 Chemical compound [2H]C([2H])([2H])C(=O)C([2H])([2H])[2H] CSCPPACGZOOCGX-WFGJKAKNSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- ZHXTWWCDMUWMDI-UHFFFAOYSA-N dihydroxyboron Chemical compound O[B]O ZHXTWWCDMUWMDI-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 150000004702 methyl esters Chemical class 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- HXITXNWTGFUOAU-UHFFFAOYSA-N phenylboronic acid Chemical compound OB(O)C1=CC=CC=C1 HXITXNWTGFUOAU-UHFFFAOYSA-N 0.000 description 2
- 229940081066 picolinic acid Drugs 0.000 description 2
- DAWMZTDNNVXXNS-UHFFFAOYSA-N propan-2-yl 3,6-difluoropyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=NC(F)=CC=C1F DAWMZTDNNVXXNS-UHFFFAOYSA-N 0.000 description 2
- GVTNRGPDFNRZDX-UHFFFAOYSA-N propan-2-yl 4,5-dichloro-6-(4-chlorophenyl)pyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=CC(Cl)=C(Cl)C(C=2C=CC(Cl)=CC=2)=N1 GVTNRGPDFNRZDX-UHFFFAOYSA-N 0.000 description 2
- UEMMMVIJKLOXHJ-UHFFFAOYSA-N propan-2-yl 4,5-dichloro-6-(4-methoxyphenyl)pyridine-2-carboxylate Chemical compound C1=CC(OC)=CC=C1C1=NC(C(=O)OC(C)C)=CC(Cl)=C1Cl UEMMMVIJKLOXHJ-UHFFFAOYSA-N 0.000 description 2
- WHVLRUBYLHVRPJ-UHFFFAOYSA-N propan-2-yl 5-fluoropyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=CC=C(F)C=N1 WHVLRUBYLHVRPJ-UHFFFAOYSA-N 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- YXFVVABEGXRONW-JGUCLWPXSA-N toluene-d8 Chemical compound [2H]C1=C([2H])C([2H])=C(C([2H])([2H])[2H])C([2H])=C1[2H] YXFVVABEGXRONW-JGUCLWPXSA-N 0.000 description 2
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 2
- 238000003828 vacuum filtration Methods 0.000 description 2
- CAYQIZIAYYNFCS-UHFFFAOYSA-N (4-chlorophenyl)boronic acid Chemical compound OB(O)C1=CC=C(Cl)C=C1 CAYQIZIAYYNFCS-UHFFFAOYSA-N 0.000 description 1
- VOAAEKKFGLPLLU-UHFFFAOYSA-N (4-methoxyphenyl)boronic acid Chemical compound COC1=CC=C(B(O)O)C=C1 VOAAEKKFGLPLLU-UHFFFAOYSA-N 0.000 description 1
- 125000006700 (C1-C6) alkylthio group Chemical group 0.000 description 1
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- DYKPANQCIFHPMI-UHFFFAOYSA-N 3,6-dichloropyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=NC(Cl)=CC=C1Cl DYKPANQCIFHPMI-UHFFFAOYSA-N 0.000 description 1
- XTMUXJBJCMRWPG-UHFFFAOYSA-N 3-chloropyridine-2-carboxylic acid Chemical class OC(=O)C1=NC=CC=C1Cl XTMUXJBJCMRWPG-UHFFFAOYSA-N 0.000 description 1
- LPLSXEQPNFWFFS-UHFFFAOYSA-N 4,5,6-trichloropyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=CC(Cl)=C(Cl)C(Cl)=N1 LPLSXEQPNFWFFS-UHFFFAOYSA-N 0.000 description 1
- YTCQTRRFYKVAMD-UHFFFAOYSA-N 4,5,6-trifluoropyridine-2-carboxylic acid Chemical compound OC(=O)C1=CC(F)=C(F)C(F)=N1 YTCQTRRFYKVAMD-UHFFFAOYSA-N 0.000 description 1
- ZHWBNBHTQZRIQD-UHFFFAOYSA-N 4,5-dichloro-6-(4-chloro-2-fluoro-3-methoxyphenyl)pyridine-2-carbonyl chloride Chemical compound COC1=C(Cl)C=CC(C=2C(=C(Cl)C=C(N=2)C(Cl)=O)Cl)=C1F ZHWBNBHTQZRIQD-UHFFFAOYSA-N 0.000 description 1
- BASWDJWLHQQKAU-UHFFFAOYSA-N 4,5-dichloro-6-(4-chlorophenyl)pyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=CC(Cl)=C(Cl)C(C=2C=CC(Cl)=CC=2)=N1 BASWDJWLHQQKAU-UHFFFAOYSA-N 0.000 description 1
- YRUPBIPDCOEFHZ-UHFFFAOYSA-N 4,5-dichloro-6-(4-methoxyphenyl)pyridine-2-carbonyl chloride Chemical compound C1=CC(OC)=CC=C1C1=NC(C(Cl)=O)=CC(Cl)=C1Cl YRUPBIPDCOEFHZ-UHFFFAOYSA-N 0.000 description 1
- BNQYSFWLVLAPPF-UHFFFAOYSA-N 4,5-dichloro-6-(4-methoxyphenyl)pyridine-2-carboxylic acid Chemical compound C1=CC(OC)=CC=C1C1=NC(C(O)=O)=CC(Cl)=C1Cl BNQYSFWLVLAPPF-UHFFFAOYSA-N 0.000 description 1
- MQYKRYOZJUIWOY-UHFFFAOYSA-N 4,5-difluoro-6-phenylpyridine-2-carbonyl fluoride Chemical compound FC(=O)C1=CC(F)=C(F)C(C=2C=CC=CC=2)=N1 MQYKRYOZJUIWOY-UHFFFAOYSA-N 0.000 description 1
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 1
- WRHDYOGDDZYNMT-UHFFFAOYSA-N 4-amino-3-chloro-5-fluoropyridine-2-carboxylic acid Chemical compound NC1=C(F)C=NC(C(O)=O)=C1Cl WRHDYOGDDZYNMT-UHFFFAOYSA-N 0.000 description 1
- JRIASDXJZYOBCA-UHFFFAOYSA-N 5-chloropyridine-2-carbonyl chloride Chemical compound ClC(=O)C1=CC=C(Cl)C=N1 JRIASDXJZYOBCA-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 101150067539 AMBP gene Proteins 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 101150032866 CDC11 gene Proteins 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 101000973200 Homo sapiens Nuclear factor 1 C-type Proteins 0.000 description 1
- 101000632319 Homo sapiens Septin-7 Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 102100022162 Nuclear factor 1 C-type Human genes 0.000 description 1
- 229910006124 SOCl2 Inorganic materials 0.000 description 1
- 102100027981 Septin-7 Human genes 0.000 description 1
- 101000973172 Sus scrofa Nuclear factor 1 Proteins 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 125000004104 aryloxy group Chemical group 0.000 description 1
- 238000003556 assay Methods 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
- 239000012455 biphasic mixture Substances 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
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- YNHIGQDRGKUECZ-UHFFFAOYSA-N dichloropalladium;triphenylphosphanium Chemical compound Cl[Pd]Cl.C1=CC=CC=C1[PH+](C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1[PH+](C=1C=CC=CC=1)C1=CC=CC=C1 YNHIGQDRGKUECZ-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 description 1
- 229960001826 dimethylphthalate Drugs 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- XFZUQTKDBCOXPP-UHFFFAOYSA-N florpyrauxifen Chemical compound COC1=C(Cl)C=CC(C=2C(=C(N)C(Cl)=C(C(O)=O)N=2)F)=C1F XFZUQTKDBCOXPP-UHFFFAOYSA-N 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- PSHKMPUSSFXUIA-UHFFFAOYSA-N n,n-dimethylpyridin-2-amine Chemical compound CN(C)C1=CC=CC=N1 PSHKMPUSSFXUIA-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- WDBVGEMYQHJBDA-UHFFFAOYSA-N propan-2-yl 4,5-dichloro-6-phenylpyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=CC(Cl)=C(Cl)C(C=2C=CC=CC=2)=N1 WDBVGEMYQHJBDA-UHFFFAOYSA-N 0.000 description 1
- CUCADYTVGOVTKY-UHFFFAOYSA-N propan-2-yl 4,5-difluoro-6-(4-methoxyphenyl)pyridine-2-carboxylate Chemical compound C1=CC(OC)=CC=C1C1=NC(C(=O)OC(C)C)=CC(F)=C1F CUCADYTVGOVTKY-UHFFFAOYSA-N 0.000 description 1
- PCHKPGRAPBRHIZ-UHFFFAOYSA-N propan-2-yl 4,5-difluoro-6-phenylpyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=CC(F)=C(F)C(C=2C=CC=CC=2)=N1 PCHKPGRAPBRHIZ-UHFFFAOYSA-N 0.000 description 1
- FWPXDYCSECBKSZ-UHFFFAOYSA-N propan-2-yl 6-(4-chlorophenyl)-4,5-difluoropyridine-2-carboxylate Chemical compound CC(C)OC(=O)C1=CC(F)=C(F)C(C=2C=CC(Cl)=CC=2)=N1 FWPXDYCSECBKSZ-UHFFFAOYSA-N 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/55—Acids; Esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
-
- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/803—Processes of preparation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/803—Processes of preparation
- C07D213/807—Processes of preparation by oxidation of pyridines or condensed pyridines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261675229P | 2012-07-24 | 2012-07-24 | |
| US61/675,229 | 2012-07-24 | ||
| PCT/US2013/051629 WO2014018506A1 (en) | 2012-07-24 | 2013-07-23 | Fluoropicolinoyl fluorides and processes for their preparation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2879518A1 CA2879518A1 (en) | 2014-01-30 |
| CA2879518C true CA2879518C (en) | 2019-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CA2879518A Active CA2879518C (en) | 2012-07-24 | 2013-07-23 | Fluoropicolinoyl fluorides and processes for their preparation |
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| TW201609651A (zh) | 2013-11-12 | 2016-03-16 | 陶氏農業科學公司 | 用於氟化化合物之過程（一） |
| BR102014028162A2 (pt) | 2013-11-12 | 2015-09-08 | Dow Agrosciences Llc | processo para fluoração de compostos |
| BR102014028164A2 (pt) * | 2013-11-12 | 2015-09-08 | Dow Agrosciences Llc | processo para fluoração de compostos |
| TWI726900B (zh) | 2015-08-04 | 2021-05-11 | 美商陶氏農業科學公司 | 用於氟化化合物之過程 |
| CN113233974A (zh) * | 2021-04-09 | 2021-08-10 | 山东领海生物科技有限公司 | 一种酰基氟化物的合成方法 |
| KR102817626B1 (ko) * | 2023-06-21 | 2025-06-10 | (주)후성 | 트리플루오로아세틸 플루오라이드의 액상 제조방법 |
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| SE385883B (sv) * | 1972-04-10 | 1976-07-26 | Ciba Geigy Ag | Forfarande for framstellning av nya pyridinkarbonsyraestrar |
| JPS62181257A (ja) * | 1986-02-04 | 1987-08-08 | Asahi Glass Co Ltd | フルオロピリジン類の製造法 |
| JP2520254B2 (ja) * | 1987-04-28 | 1996-07-31 | イハラケミカル工業株式会社 | ３，４，５−トリフルオロ安息香酸誘導体およびその製造方法 |
| US4847442A (en) * | 1988-07-18 | 1989-07-11 | Allied-Signal Inc. | Process for the preparation of difluorobenzenes |
| US6297197B1 (en) * | 2000-01-14 | 2001-10-02 | Dow Agrosciences Llc | 4-aminopicolinates and their use as herbicides |
| JP4388724B2 (ja) * | 2000-01-14 | 2009-12-24 | ダウ・アグロサイエンス・エル・エル・シー | ４−アミノピコリネート類及び除草剤としてのそれらの使用 |
| JP4608140B2 (ja) * | 2000-07-05 | 2011-01-05 | 石原産業株式会社 | ベンゾイルピリジン誘導体またはその塩、それらを有効成分として含有する殺菌剤、それらの製造方法ならびにそれらを製造するための中間体 |
| AR037228A1 (es) | 2001-07-30 | 2004-11-03 | Dow Agrosciences Llc | Compuestos del acido 6-(aril o heteroaril)-4-aminopicolinico, composicion herbicida que los comprende y metodo para controlar vegetacion no deseada |
| JP2003321406A (ja) * | 2002-04-30 | 2003-11-11 | Mitsubishi Gas Chem Co Inc | 高純度フルオロアルキルベンゼン誘導体及びその製造法 |
| UA82358C2 (uk) | 2003-04-02 | 2008-04-10 | Дау Агросайенсиз Ллс | 6-алкіл або алкеніл-4-амінопіколінати гербіцидна композиція, спосіб боротьби з небажаною рослинністю |
| CN101822253B (zh) * | 2003-10-31 | 2012-04-18 | 石原产业株式会社 | 杀菌剂组合物和植物病害的防除方法 |
| PL1973881T3 (pl) | 2006-01-13 | 2010-04-30 | Dow Agrosciences Llc | 6-(wielo-podstawione arylo)-4-aminopikoliniany i ich zastosowanie jako herbicydy |
| TWI529163B (zh) | 2011-01-25 | 2016-04-11 | 陶氏農業科學公司 | 用於製備４－胺基－５－氟－３－鹵素－６－（經取代之）吡啶甲酸酯的方法 |
| TWI537252B (zh) | 2011-01-25 | 2016-06-11 | 陶氏農業科學公司 | 用於製備４－胺基－５－氟－３－鹵素－６－（經取代之）吡啶甲酸酯的方法（一） |
| AR091856A1 (es) * | 2012-07-24 | 2015-03-04 | Dow Agrosciences Llc | Proceso para la preparacion de 4-amino-5-fluor-3-halo-6-(substituido) picolinatos |
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