HU189134B - Process for preparing pyridine derivatives - Google Patents
Process for preparing pyridine derivatives Download PDFInfo
- Publication number
- HU189134B HU189134B HU78IE843A HU133782A HU189134B HU 189134 B HU189134 B HU 189134B HU 78IE843 A HU78IE843 A HU 78IE843A HU 133782 A HU133782 A HU 133782A HU 189134 B HU189134 B HU 189134B
- Authority
- HU
- Hungary
- Prior art keywords
- formula
- hydrogen
- chlorine
- pyridine
- radical
- Prior art date
Links
- 150000003222 pyridines Chemical class 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title 1
- 150000001875 compounds Chemical class 0.000 claims abstract description 23
- 239000001257 hydrogen Substances 0.000 claims abstract description 19
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 19
- 239000000460 chlorine Substances 0.000 claims abstract description 14
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 14
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 13
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims abstract description 10
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 9
- 150000003839 salts Chemical group 0.000 claims abstract description 9
- 238000002360 preparation method Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 5
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims 1
- 150000003233 pyrroles Chemical class 0.000 claims 1
- -1 alkyl radical Chemical group 0.000 abstract description 16
- 229910052736 halogen Inorganic materials 0.000 abstract description 6
- 125000004432 carbon atom Chemical group C* 0.000 abstract description 5
- 125000005843 halogen group Chemical group 0.000 abstract description 5
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract description 4
- 150000002367 halogens Chemical class 0.000 abstract description 4
- 230000002363 herbicidal effect Effects 0.000 abstract description 4
- 239000000543 intermediate Substances 0.000 abstract description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract description 4
- 229910052731 fluorine Inorganic materials 0.000 abstract description 3
- 125000001424 substituent group Chemical group 0.000 abstract description 3
- 125000004453 alkoxycarbonyl group Chemical group 0.000 abstract description 2
- UYWQUFXKFGHYNT-UHFFFAOYSA-N phenylmethyl ester of formic acid Natural products O=COCC1=CC=CC=C1 UYWQUFXKFGHYNT-UHFFFAOYSA-N 0.000 abstract description 2
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 abstract description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 1
- 241001148683 Zostera marina Species 0.000 abstract 1
- 125000003342 alkenyl group Chemical group 0.000 abstract 1
- 125000003917 carbamoyl group Chemical class [H]N([H])C(*)=O 0.000 abstract 1
- QPAXMPYBNSHKAK-UHFFFAOYSA-N chloro(difluoro)methane Chemical compound F[C](F)Cl QPAXMPYBNSHKAK-UHFFFAOYSA-N 0.000 abstract 1
- 125000004093 cyano group Chemical group *C#N 0.000 abstract 1
- 125000001028 difluoromethyl group Chemical group [H]C(F)(F)* 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 239000004009 herbicide Substances 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 14
- 239000000047 product Substances 0.000 description 13
- 239000011541 reaction mixture Substances 0.000 description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 12
- VLJIVLGVKMTBOD-UHFFFAOYSA-N 2-chloro-5-(trichloromethyl)pyridine Chemical compound ClC1=CC=C(C(Cl)(Cl)Cl)C=N1 VLJIVLGVKMTBOD-UHFFFAOYSA-N 0.000 description 11
- XVBWGQSXLITICX-UHFFFAOYSA-N 2,3-dichloro-5-(trichloromethyl)pyridine Chemical compound ClC1=CC(C(Cl)(Cl)Cl)=CN=C1Cl XVBWGQSXLITICX-UHFFFAOYSA-N 0.000 description 10
- ITQTTZVARXURQS-UHFFFAOYSA-N 3-methylpyridine Chemical compound CC1=CC=CN=C1 ITQTTZVARXURQS-UHFFFAOYSA-N 0.000 description 9
- 125000000217 alkyl group Chemical group 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- 239000000284 extract Substances 0.000 description 8
- 125000003545 alkoxy group Chemical group 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- ABNQGNFVSFKJGI-UHFFFAOYSA-N 2,3-dichloro-5-(trifluoromethyl)pyridine Chemical compound FC(F)(F)C1=CN=C(Cl)C(Cl)=C1 ABNQGNFVSFKJGI-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- ODNBVEIAQAZNNM-UHFFFAOYSA-N 1-(6-chloroimidazo[1,2-b]pyridazin-3-yl)ethanone Chemical compound C1=CC(Cl)=NN2C(C(=O)C)=CN=C21 ODNBVEIAQAZNNM-UHFFFAOYSA-N 0.000 description 5
- JFZJMSDDOOAOIV-UHFFFAOYSA-N 2-chloro-5-(trifluoromethyl)pyridine Chemical compound FC(F)(F)C1=CC=C(Cl)N=C1 JFZJMSDDOOAOIV-UHFFFAOYSA-N 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- GUNJVIDCYZYFGV-UHFFFAOYSA-K Antimony trifluoride Inorganic materials F[Sb](F)F GUNJVIDCYZYFGV-UHFFFAOYSA-K 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- 239000000706 filtrate Substances 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 125000001153 fluoro group Chemical group F* 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 3
- 239000012025 fluorinating agent Substances 0.000 description 3
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 125000004400 (C1-C12) alkyl group Chemical group 0.000 description 2
- WXQQAFKXPWZPKW-UHFFFAOYSA-N 2-chloro-5-[chloro(difluoro)methyl]pyridine Chemical compound FC(F)(Cl)C1=CC=C(Cl)N=C1 WXQQAFKXPWZPKW-UHFFFAOYSA-N 0.000 description 2
- ISNRJFOYJNIKTN-UHFFFAOYSA-N 3-bromo-2-chloro-5-methylpyridine Chemical compound CC1=CN=C(Cl)C(Br)=C1 ISNRJFOYJNIKTN-UHFFFAOYSA-N 0.000 description 2
- NDPKXEWDWTZBDG-UHFFFAOYSA-N 3-bromo-5-methylpyridin-2-amine Chemical compound CC1=CN=C(N)C(Br)=C1 NDPKXEWDWTZBDG-UHFFFAOYSA-N 0.000 description 2
- CMBSSVKZOPZBKW-UHFFFAOYSA-N 5-methylpyridin-2-amine Chemical compound CC1=CC=C(N)N=C1 CMBSSVKZOPZBKW-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 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 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229960000583 acetic acid Drugs 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000000068 chlorophenyl group Chemical group 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000001819 mass spectrum Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 235000010288 sodium nitrite Nutrition 0.000 description 2
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 description 1
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 1
- ZGYMLUQWQWHXMI-UHFFFAOYSA-N 2,3-bis(trichloromethyl)pyridine Chemical compound ClC(Cl)(Cl)C1=CC=CN=C1C(Cl)(Cl)Cl ZGYMLUQWQWHXMI-UHFFFAOYSA-N 0.000 description 1
- OWRYEOOYOHXZJX-UHFFFAOYSA-N 2-bromo-3-(chloromethyl)pyridine Chemical compound ClCC1=CC=CN=C1Br OWRYEOOYOHXZJX-UHFFFAOYSA-N 0.000 description 1
- YWNJQQNBJQUKME-UHFFFAOYSA-N 2-bromo-5-methylpyridine Chemical compound CC1=CC=C(Br)N=C1 YWNJQQNBJQUKME-UHFFFAOYSA-N 0.000 description 1
- TZKVGCQBQQFWOV-UHFFFAOYSA-N 2-chloro-3-(trichloromethyl)pyridine Chemical compound ClC1=NC=CC=C1C(Cl)(Cl)Cl TZKVGCQBQQFWOV-UHFFFAOYSA-N 0.000 description 1
- UUODQIKUTGWMPT-UHFFFAOYSA-N 2-fluoro-5-(trifluoromethyl)pyridine Chemical compound FC1=CC=C(C(F)(F)F)C=N1 UUODQIKUTGWMPT-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- GDSROTVTTLUHCO-UHFFFAOYSA-N 3-chloro-2-fluoro-5-(trifluoromethyl)pyridine Chemical compound FC1=NC=C(C(F)(F)F)C=C1Cl GDSROTVTTLUHCO-UHFFFAOYSA-N 0.000 description 1
- COTHZSSUQJRBQH-UHFFFAOYSA-N 3-chloro-5-methylpyridin-2-amine Chemical compound CC1=CN=C(N)C(Cl)=C1 COTHZSSUQJRBQH-UHFFFAOYSA-N 0.000 description 1
- PFUKZFFEUQXNRF-UHFFFAOYSA-N 3-methylpyridin-1-ium;chloride Chemical compound [Cl-].CC1=CC=C[NH+]=C1 PFUKZFFEUQXNRF-UHFFFAOYSA-N 0.000 description 1
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- BXDZOYLPNAIDOC-UHFFFAOYSA-N N-[5-[(5-tert-butyl-1,3-oxazol-2-yl)methylsulfanyl]-1,3-thiazol-2-yl]-1-[2-[2-[2-[2-[2-[[2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindol-4-yl]amino]ethoxy]ethoxy]ethoxy]ethylamino]-2-oxoethyl]piperidine-4-carboxamide Chemical compound CC(C)(C)c1cnc(CSc2cnc(NC(=O)C3CCN(CC(=O)NCCOCCOCCOCCNc4cccc5C(=O)N(C6CCC(=O)NC6=O)C(=O)c45)CC3)s2)o1 BXDZOYLPNAIDOC-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- VMPVEPPRYRXYNP-UHFFFAOYSA-I antimony(5+);pentachloride Chemical compound Cl[Sb](Cl)(Cl)(Cl)Cl VMPVEPPRYRXYNP-UHFFFAOYSA-I 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 150000001734 carboxylic acid salts Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 125000004775 chlorodifluoromethyl group Chemical group FC(F)(Cl)* 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000000749 insecticidal effect Effects 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 125000004573 morpholin-4-yl group Chemical group N1(CCOCC1)* 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 125000005447 octyloxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 125000005740 oxycarbonyl group Chemical group [*:1]OC([*:2])=O 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000006678 phenoxycarbonyl group Chemical group 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000012746 preparative thin layer chromatography Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 238000004809 thin layer chromatography 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
- C07D213/60—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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/64—One oxygen atom attached in position 2 or 6
- C07D213/643—2-Phenoxypyridines; Derivatives thereof
-
- 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
- C07D213/61—Halogen atoms or nitro radicals
-
- 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
- C07D213/72—Nitrogen atoms
- C07D213/73—Unsubstituted amino or imino radicals
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)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3403977 | 1977-08-12 | ||
| GB4454177 | 1977-10-26 | ||
| GB523078 | 1978-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU189134B true HU189134B (en) | 1986-06-30 |
Family
ID=27254605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU78IE843A HU189134B (en) | 1977-08-12 | 1978-08-09 | Process for preparing pyridine derivatives |
Country Status (20)
| Country | Link |
|---|---|
| US (5) | US4317913A (en, 2012) |
| EP (4) | EP0107866B1 (en, 2012) |
| JP (3) | JPS5432479A (en, 2012) |
| AU (2) | AU572085B2 (en, 2012) |
| BR (1) | BR7808677A (en, 2012) |
| CA (5) | CA1246080A (en, 2012) |
| DD (1) | DD139988A5 (en, 2012) |
| DE (4) | DE2862492D1 (en, 2012) |
| DK (2) | DK157296C (en, 2012) |
| ES (3) | ES472501A1 (en, 2012) |
| GR (1) | GR64540B (en, 2012) |
| HU (1) | HU189134B (en, 2012) |
| IE (3) | IE48167B1 (en, 2012) |
| IL (3) | IL55300A (en, 2012) |
| IT (1) | IT1099592B (en, 2012) |
| MY (1) | MY101299A (en, 2012) |
| NZ (2) | NZ188041A (en, 2012) |
| PT (1) | PT68410A (en, 2012) |
| WO (1) | WO1979000094A1 (en, 2012) |
| YU (3) | YU40919B (en, 2012) |
Families Citing this family (73)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TR19824A (tr) * | 1977-07-21 | 1980-01-24 | Ishihara Sangyo Kaisha | Trilorometilpiridoksifenoksipropionik as tuerevleri ve bunlari ihtiva eden herbisidler |
| JPS54119476A (en) * | 1978-03-10 | 1979-09-17 | Ishihara Sangyo Kaisha Ltd | 4-(5-fluoromethyl-2-pyridyloxy)phenoxyalkanecarbocyic acid derivatives and their preparation |
| US4491468A (en) * | 1977-07-22 | 1985-01-01 | The Dow Chemical Company | Herbicidal trifluoromethyl pyridinyloxyphenoxy and pyridinylthiophenoxy propanenitriles and derivatives thereof |
| CA1247625A (en) * | 1977-07-22 | 1988-12-28 | Howard Johnston | Trifluoromethyl pyridinyloxyphenoxy propanoic acids and propanols and derivatives thereof and methods of herbicidal use |
| US4628099A (en) * | 1977-07-22 | 1986-12-09 | The Dow Chemical Company | Trifluoromethyl pyridinyloxyphenoxy propanoic acid chlorides |
| US4753673A (en) * | 1977-07-22 | 1988-06-28 | The Dow Chemical Company | Trifluoromethyl pyridinyloxyphenoxy and pyridinylthiophenoxy propanoic acids and propanols and derivatives thereof and methods of herbicidal use |
| DE2862492D1 (en) * | 1977-08-12 | 1988-09-01 | Ici Plc | Herbicidal halogenomethyl--pyridyloxy-phenoxy-alkanecarboxylic acids and derivatives, and processes of controlling unwanted plants therewith |
| JPS5461182A (en) * | 1977-10-20 | 1979-05-17 | Ishihara Sangyo Kaisha Ltd | 2-phenoxy-5-trifluoromethylpyridine compounds |
| JPS5461183A (en) * | 1977-10-21 | 1979-05-17 | Ishihara Sangyo Kaisha Ltd | 2-substituted-5-trifluoromethyl pyridine compounds |
| DE2755536A1 (de) * | 1977-12-13 | 1979-06-21 | Ciba Geigy Ag | Neue herbizid und pflanzenregulatorisch wirksame pyridyloxy-phenoxy-propionsaeurederivate |
| CH650493A5 (en) * | 1977-12-24 | 1985-07-31 | Hoechst Ag | D-(+)-alpha-phenoxypropionic acid derivatives |
| JPS5492970A (en) * | 1977-12-29 | 1979-07-23 | Ciba Geigy Ag | Pyridyloxyyphenoxyypropionic acid derivative* its manufacture and herbicide or plant growth regulating composition |
| WO1979000624A1 (en) * | 1978-02-15 | 1979-09-06 | Ici Ltd | Herbicidal derivatives of 2-(4(2-pyridyloxy)phenoxy)propane,processes for preparing them,and herbicidal compositions containing them |
| EP0003890B2 (en) * | 1978-03-01 | 1990-04-04 | Imperial Chemical Industries Plc | Herbicidal pyridine compounds and herbicidal compositions containing them |
| EP0004414B1 (en) * | 1978-03-01 | 1985-07-24 | Imperial Chemical Industries Plc | Mixtures of herbicidal pyridyloxyphenoxypropanoic acid derivatives with other herbicides, and processes of killing unwanted plants therewith |
| JPS54132433U (en, 2012) * | 1978-03-03 | 1979-09-13 | ||
| JPS54163582A (en) * | 1978-06-09 | 1979-12-26 | Ishihara Mining & Chemical Co | 22phenoxyy55 trifluoromethypiridine compound |
| DE2963229D1 (en) * | 1978-06-29 | 1982-08-19 | Ciba Geigy Ag | Herbicidal, optically active r(+)-dichloropyridyloxy-alpha-phenoxy-propionic acid-propargylesters, process for their preparation and their use in herbicidal compositions |
| JPS5543017A (en) * | 1978-09-22 | 1980-03-26 | Ishihara Sangyo Kaisha Ltd | Preparation of 2-chloro-5-trichloromethylpyridine |
| EP0013474B1 (en) * | 1978-12-07 | 1983-06-29 | Imperial Chemical Industries Plc | Preparation of 2-chloro-5-trifluoromethylpyridine |
| NZ192948A (en) * | 1979-03-09 | 1982-02-23 | Ishihara Sangyo Kaisha | Preparation of beta-trifuloromethyl-pyridine derivatives directly from beta-picoline |
| JPS55149114U (en, 2012) * | 1979-04-13 | 1980-10-27 | ||
| EP0021613B1 (en) * | 1979-06-20 | 1983-04-06 | Imperial Chemical Industries Plc | Pyridine derivatives, processes for preparing them, herbicidal compositions containing them and methods of killing plants therewith |
| JPS5629573A (en) * | 1979-08-16 | 1981-03-24 | Daikin Ind Ltd | Preparation of halogeno-trifluoromethyl-pyridine |
| JPS5690060A (en) * | 1979-12-24 | 1981-07-21 | Ishihara Sangyo Kaisha Ltd | 2-amino-trifluoromethylpyridine derivative and its preparation |
| JPS56125369A (en) * | 1980-03-07 | 1981-10-01 | Ishihara Sangyo Kaisha Ltd | Preparation of 3-halogeno-5-trifluoromethylpyridine compound |
| EP0040478A1 (en) * | 1980-05-15 | 1981-11-25 | Imperial Chemical Industries Plc | Process for preparing pyridine derivatives and intermediates useful in the process |
| BR8009097A (pt) * | 1980-07-30 | 1982-06-22 | Dow Chemical Co | Processo para controle seletivo de ervas gramineas presentes no arroz |
| WO1982000638A1 (en) * | 1980-08-26 | 1982-03-04 | Watson K | Process for the synthesis of aryloxy derivatives |
| PH17279A (en) * | 1980-10-15 | 1984-07-06 | Ciba Geigy | Novel alpha-(pyridyl-2-oxy-phenoxy)-propionic acid derivatives and their use as herbicides and/or regulators of plant growth |
| EP0052798B1 (de) * | 1980-11-26 | 1985-05-08 | F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft | Oximester, Verfahren zu deren Herstellung, ihre Verwendung, sowie diese Oximester enthaltende Mittel |
| US4330321A (en) * | 1981-03-16 | 1982-05-18 | The Dow Chemical Company | Compounds and method for selectively controlling grassy weeds in broadleaved crops |
| US4511571A (en) * | 1981-10-20 | 1985-04-16 | Ciba Geigy Corporation | N-(2-Pyridyloxyphenyl)-N'-benzoyl ureas, pesticidal compositions containing same and pesticidal methods of use |
| US4505743A (en) * | 1981-12-31 | 1985-03-19 | Ciba-Geigy Corporation | α-[4-(3-Fluoro-5'-halopyridyl-2'-oxy)-phenoxy]-propionic acid derivatives having herbicidal activity |
| DE3205150A1 (de) * | 1982-02-13 | 1983-08-18 | Celamerck Gmbh & Co Kg, 6507 Ingelheim | Pyridinderivate, ihre herstellung und verwendung |
| US4518416A (en) * | 1982-06-04 | 1985-05-21 | Bayer Aktiengesellschaft | Certain trimethyl silyl-lower-alkyl esters of pyridyloxy-phenoxy-lower alkanoic acids, compositions containing same and herbicidal method of use |
| IL68822A (en) * | 1982-06-18 | 1990-07-12 | Dow Chemical Co | Pyridyl(oxy/thio)phenoxy compounds,herbicidal compositions and methods of using them |
| US4851539A (en) * | 1982-06-18 | 1989-07-25 | The Dow Chemical Company | 2,3-Difluoropyridine and 3-fluoro-2-pyridinyloxyphenol compounds |
| USRE33478E (en) * | 1982-06-18 | 1990-12-11 | The Dow Chemical Company | Pyridyl(oxy/thio)phenoxy compounds herbicidal compositions and methods |
| US4480102A (en) * | 1982-07-23 | 1984-10-30 | The Dow Chemical Company | 2,3-Difluoro-5-(trifluoromethyl)pyridine and methods of making and using the same |
| US4473696A (en) | 1982-10-07 | 1984-09-25 | Ici Americas Inc. | Synthesis of 2-substituted-5-methyl-pyridines |
| US4650875A (en) * | 1983-05-09 | 1987-03-17 | The Dow Chemical Company | Preparation of (trifluoromethyl)pyridines |
| IL70307A (en) * | 1982-11-26 | 1987-02-27 | Dow Chemical Co | Preparation of(trifluoromethyl)pyridines |
| US4590279A (en) * | 1982-11-26 | 1986-05-20 | The Dow Chemical Company | Preparation of (trifluoromethyl)pyridines under liquid phase conditions |
| EP0148119B1 (de) * | 1983-12-06 | 1989-05-03 | Ciba-Geigy Ag | 2-Phenoxypropions ure-cyanamide |
| US4547577A (en) * | 1984-06-08 | 1985-10-15 | The Dow Chemical Company | Preparation of (trifluoromethyl)pyridines |
| FR2569191B1 (fr) * | 1984-08-20 | 1987-07-10 | Solvay | Procede pour la preparation de derives chlores de composes pyridiniques et initiateurs radicalaires utilises dans ce procede |
| US4563530A (en) * | 1984-10-29 | 1986-01-07 | The Dow Chemical Company | Preparation of fluoropyridines |
| EP0200677B1 (de) * | 1985-04-01 | 1991-04-03 | Ciba-Geigy Ag | 3-Fluorpyridyl-2-oxy-phenoxy-Derivate mit herbizider Wirkung |
| IL78554A0 (en) * | 1985-05-02 | 1986-08-31 | Dow Chemical Co | Haloalkoxy anilide derivatives of 2-(4-heterocyclic oxyphenoxy-alkanoic acids and their use as herbicides |
| DE3607080A1 (de) * | 1986-03-04 | 1987-09-10 | Mannesmann Ag | Vorrichtung fuer den papiertransport in druckern mit balkenfoermigem druckwiderlager, insbesondere in matrixdruckern |
| US5034050A (en) * | 1988-02-01 | 1991-07-23 | Dowelanco | Derivatives of 4-((aryloxy)phenoxy)alkenols and their herbicidal uses |
| US4731108A (en) * | 1986-03-07 | 1988-03-15 | The Dow Chemical Company | Derivatives of 4-((aryloxy)phenoxy)alkenols and their herbicidal uses |
| US5186735A (en) * | 1986-03-07 | 1993-02-16 | Dowelanco | Derivatives of 4-((aryloxy)phenoxy)alkenols and their herbicidal uses |
| US5156667A (en) * | 1986-03-07 | 1992-10-20 | Dowelanco | Derivatives of 4-((aryloxy)phenoxy)alkenols and their herbicidal uses |
| JPS61280477A (ja) * | 1986-06-06 | 1986-12-11 | Ishihara Sangyo Kaisha Ltd | ４−（５−フルオロメチル−２−ピリジルオキシ）フエノキシアルカンカルボン酸およびその誘導体 |
| PT86297B (pt) * | 1986-12-05 | 1990-11-07 | Du Pont | Processo para a preparacao de derivados do acido ariloxibenzenoacetico e de composicoes herbicidas que os contem |
| GB8630847D0 (en) * | 1986-12-24 | 1987-02-04 | Ici Plc | Chemical compounds |
| US4897481A (en) * | 1988-05-31 | 1990-01-30 | The Dow Chemical Company | Process for the minimization of racemization in the preparation of optically active ((aryloxy)phenoxy)propionate herbicides |
| HU208311B (en) * | 1989-11-02 | 1993-09-28 | Alkaloida Vegyeszeti Gyar | Resolving process for producing enantiomers of 2-/4-(5-trifluoromethyl-2-pyridyloxy)-phenoxy/-propanoic acid |
| JPH0566178U (ja) * | 1992-02-15 | 1993-08-31 | 松下電工株式会社 | 蝶番による扉の取付構造 |
| JPH0578867U (ja) * | 1992-03-30 | 1993-10-26 | 松下電工株式会社 | 蝶番による扉の取付装置 |
| IL109104A (en) * | 1993-03-26 | 1998-08-16 | Shell Int Research | History of pyridine from wool - 2,6 Preparation and use as herbicides containing them |
| DE4429465A1 (de) * | 1994-08-19 | 1996-02-22 | Bayer Ag | Verfahren zur Herstellung von 2-Halogenpyridinaldehyden und neue 2-Halogenpyridinaldehyde |
| CZ288855B6 (cs) | 1995-06-06 | 2001-09-12 | Pfizer Inc. | Způsob výroby 2-aryloxy-4-chlorpyridinů |
| US7125880B1 (en) | 1995-06-06 | 2006-10-24 | Pfizer Inc. | Corticotropin releasing factor antagonists |
| JP4682492B2 (ja) * | 2001-09-21 | 2011-05-11 | パナソニック株式会社 | 回転検出装置 |
| AU2005238505C1 (en) * | 2004-04-26 | 2011-02-24 | Dow Agrosciences Llc | Vapor phase catalytic chlorination of beta-picoline |
| EP1987718A1 (de) * | 2007-04-30 | 2008-11-05 | Bayer CropScience AG | Verwendung von Pyridin-2-oxy-3-carbonamiden als Safener |
| CN102452977A (zh) * | 2010-10-28 | 2012-05-16 | 宁波大学 | 2-氯-5-三氯甲基吡啶的制备方法 |
| JP6337102B2 (ja) | 2013-06-14 | 2018-06-06 | ケミノバ アクティーゼルスカブ | ２，３−ジクロロ−５−（トリクロロメチル）ピリジンの製造方法 |
| US20150284341A1 (en) * | 2014-04-07 | 2015-10-08 | Catylix, Inc. | Fluoroalkyl-substituted derivatives of pyridine, pyrimidine, and pyrazine |
| CN109232400B (zh) * | 2018-11-22 | 2020-10-27 | 中触媒新材料股份有限公司 | 一种连续化合成2，3-二氯-5-三氟甲基吡啶的方法 |
Family Cites Families (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2516402A (en) * | 1945-09-04 | 1950-07-25 | Purdue Research Foundation | Fluoromethylpyridines |
| US2679453A (en) * | 1952-10-10 | 1954-05-25 | Charles H Brett | Method and composition for the control of undesired vegetation |
| US3418323A (en) * | 1961-11-15 | 1968-12-24 | Dow Chemical Co | 2-chloro-6-(trichloromethyl)pyridine compounds |
| US3297556A (en) * | 1962-11-28 | 1967-01-10 | Olin Mathieson | Manufacture of 2-chloropyridine using photolytic light |
| US3244722A (en) * | 1964-01-28 | 1966-04-05 | Dow Chemical Co | Certain ethers of (trichloromethyl) pyridine compounds |
| NL132136C (en, 2012) * | 1964-08-05 | |||
| US3461125A (en) * | 1965-01-11 | 1969-08-12 | Merck & Co Inc | Process for preparing chloroalkyl thiazoles,pyrimidines and pyridines |
| US3420833A (en) * | 1967-09-08 | 1969-01-07 | Dow Chemical Co | Vapor phase production of polychlorinated compounds |
| US3732230A (en) * | 1970-12-07 | 1973-05-08 | Dow Chemical Co | Liquid phase polychlorination of pyridine hydrochlorides |
| US3755329A (en) * | 1970-12-22 | 1973-08-28 | Du Pont | Nitrogen-heterocyclylgold(i) compounds |
| GB1424359A (en) * | 1972-05-04 | 1976-02-11 | Ici Ltd | Herbicidal process |
| DE2223894C3 (de) * | 1972-05-17 | 1981-07-23 | Hoechst Ag, 6000 Frankfurt | Herbizide Mittel auf Basis von Phenoxycarbonsäurederivaten |
| AR208500A1 (es) | 1972-06-14 | 1977-02-15 | Merck & Co Inc | Procedimiento para la preparacion de derivados de oxazolo(4,5-b)-piridinas |
| US3974166A (en) * | 1973-07-10 | 1976-08-10 | Ciba-Geigy Corporation | Process for the manufacture of bromopyridines |
| CS185694B2 (en) * | 1974-07-17 | 1978-10-31 | Ishihara Sangyo Kaisha | Herbicidal agent |
| DK154074C (da) * | 1974-10-17 | 1989-02-27 | Ishihara Sangyo Kaisha | Alfa-(4-(5 eller 3,5 substitueret pyridyl-2-oxy)-phenoxy)-alkan-carboxylsyrer eller derivater deraf til anvendelse som herbicider, herbicidt middel samt fremgangsmaader til bekaempelse af ukrudt |
| US4038396A (en) * | 1975-02-24 | 1977-07-26 | Merck & Co., Inc. | Anti-inflammatory oxazole[4,5-b]pyridines |
| JPS51142537A (en) * | 1975-05-30 | 1976-12-08 | Ishihara Sangyo Kaisha Ltd | A herbicide |
| GB1512189A (en) * | 1975-10-29 | 1978-05-24 | Ishihara Mining & Chemical Co | Herbicidal composition and method of use thereof |
| NL7612668A (nl) * | 1976-01-06 | 1977-07-08 | Dow Chemical Co | Werkwijze voor het bereiden van nieuwe organo- fosforusverbindingen. |
| US4133675A (en) * | 1976-07-23 | 1979-01-09 | Ciba-Geigy Corporation | Pyridyloxy-phenoxy-alkanecarboxylic acid derivatives which are effective as herbicides and as agents regulating plant growth |
| CH622169A5 (en) * | 1976-07-23 | 1981-03-31 | Ciba Geigy Ag | Herbicidal composition containing, as active ingredient, pyridyloxyphenoxyalkanecarboxylic acid derivatives |
| AU529649B2 (en) * | 1977-02-17 | 1983-06-16 | Dow Chemical Company, The | Trifluoromethyl pyridinyl (oxy/thio) phenols |
| EP0000176B1 (de) * | 1977-06-29 | 1981-09-16 | Ciba-Geigy Ag | Pyridyloxy-phenoxy-alkancarbonsäurederivate, Verfahren zu deren Herstellung, und deren Verwendung als Herbizide oder als pflanzenwachstumsregulierende Mittel |
| JPS54119476A (en) * | 1978-03-10 | 1979-09-17 | Ishihara Sangyo Kaisha Ltd | 4-(5-fluoromethyl-2-pyridyloxy)phenoxyalkanecarbocyic acid derivatives and their preparation |
| MX5595E (es) * | 1977-07-21 | 1983-11-04 | Ishihara Sangyo Kaisha | Proceso para la preparacion de derivados del acido 4-(5-fluorometil-2-piridiloxi)-fenoxialcancarboxilico |
| TR19824A (tr) * | 1977-07-21 | 1980-01-24 | Ishihara Sangyo Kaisha | Trilorometilpiridoksifenoksipropionik as tuerevleri ve bunlari ihtiva eden herbisidler |
| CA1247625A (en) * | 1977-07-22 | 1988-12-28 | Howard Johnston | Trifluoromethyl pyridinyloxyphenoxy propanoic acids and propanols and derivatives thereof and methods of herbicidal use |
| US4753673A (en) * | 1977-07-22 | 1988-06-28 | The Dow Chemical Company | Trifluoromethyl pyridinyloxyphenoxy and pyridinylthiophenoxy propanoic acids and propanols and derivatives thereof and methods of herbicidal use |
| DE2862492D1 (en) * | 1977-08-12 | 1988-09-01 | Ici Plc | Herbicidal halogenomethyl--pyridyloxy-phenoxy-alkanecarboxylic acids and derivatives, and processes of controlling unwanted plants therewith |
| JPS5461182A (en) * | 1977-10-20 | 1979-05-17 | Ishihara Sangyo Kaisha Ltd | 2-phenoxy-5-trifluoromethylpyridine compounds |
| JPS5461183A (en) * | 1977-10-21 | 1979-05-17 | Ishihara Sangyo Kaisha Ltd | 2-substituted-5-trifluoromethyl pyridine compounds |
| CH650493A5 (en) * | 1977-12-24 | 1985-07-31 | Hoechst Ag | D-(+)-alpha-phenoxypropionic acid derivatives |
| BE862325A (fr) * | 1977-12-27 | 1978-06-27 | Ciba Geigy | Nouveaux derives d'acide pyridyloxy-phenoxypropionique ayant une action herbicide et phytoregulatrice |
| JPS5492970A (en) * | 1977-12-29 | 1979-07-23 | Ciba Geigy Ag | Pyridyloxyyphenoxyypropionic acid derivative* its manufacture and herbicide or plant growth regulating composition |
| GB1599783A (en) * | 1978-02-15 | 1981-10-07 | Ici Ltd | Partial chlorination of 3-methyl pyridine |
| EP0003648A3 (en) * | 1978-02-15 | 1979-09-05 | Imperial Chemical Industries Plc | 4-aryloxy-substituted phenoxypropionamide derivatives useful as herbicides, compositions containing them, and processes for making them |
| EP0004414B1 (en) * | 1978-03-01 | 1985-07-24 | Imperial Chemical Industries Plc | Mixtures of herbicidal pyridyloxyphenoxypropanoic acid derivatives with other herbicides, and processes of killing unwanted plants therewith |
| JPS54144375A (en) * | 1978-04-27 | 1979-11-10 | Ishihara Sangyo Kaisha Ltd | 4-(5-trifluoromethyl-2-pyridyloxy)phenoxyalkane derivative and herbicide containing the same |
| JPS5543017A (en) * | 1978-09-22 | 1980-03-26 | Ishihara Sangyo Kaisha Ltd | Preparation of 2-chloro-5-trichloromethylpyridine |
| US4249009A (en) * | 1979-01-29 | 1981-02-03 | Reilly Tar & Chemical Corp. | Processes for preparing 2-chloro-5-trifluoromethylpyridine |
| NZ192948A (en) * | 1979-03-09 | 1982-02-23 | Ishihara Sangyo Kaisha | Preparation of beta-trifuloromethyl-pyridine derivatives directly from beta-picoline |
| US4309548A (en) * | 1981-01-19 | 1982-01-05 | The Dow Chemical Company | Chlorination of 2-chloro-5-trichloromethylpyridine |
| JPS5840947A (ja) * | 1981-09-04 | 1983-03-10 | Oki Electric Ind Co Ltd | チャンネル多重化方式 |
| US4565568A (en) * | 1982-06-18 | 1986-01-21 | The Dow Chemical Company | Pyridyl(oxy/thio)phenoxy compounds, herbicidal compositions and methods |
-
1978
- 1978-07-26 DE DE7878300203T patent/DE2862492D1/de not_active Expired
- 1978-07-26 DE DE8383110864T patent/DE2862491D1/de not_active Expired
- 1978-07-26 EP EP83110864A patent/EP0107866B1/en not_active Expired
- 1978-07-26 EP EP80103907A patent/EP0021453B1/en not_active Expired
- 1978-07-26 EP EP78300203A patent/EP0001473B1/en not_active Expired
- 1978-07-26 DE DE8080103907T patent/DE2862462D1/de not_active Expired
- 1978-07-26 EP EP80201077A patent/EP0028870B1/en not_active Expired
- 1978-07-26 DE DE8080201077T patent/DE2862490D1/de not_active Expired
- 1978-07-27 IE IE73/84A patent/IE48167B1/en not_active IP Right Cessation
- 1978-07-27 IE IE1518/78A patent/IE48166B1/en not_active IP Right Cessation
- 1978-07-27 IE IE74/84A patent/IE48168B1/en not_active IP Right Cessation
- 1978-08-02 NZ NZ188041A patent/NZ188041A/xx unknown
- 1978-08-02 NZ NZ192231A patent/NZ192231A/xx unknown
- 1978-08-03 AU AU38596/78A patent/AU572085B2/en not_active Expired
- 1978-08-07 IL IL55300A patent/IL55300A/xx active IP Right Grant
- 1978-08-07 IL IL62140A patent/IL62140A/xx not_active IP Right Cessation
- 1978-08-09 HU HU78IE843A patent/HU189134B/hu unknown
- 1978-08-10 BR BR7808677A patent/BR7808677A/pt unknown
- 1978-08-10 YU YU1927/78A patent/YU40919B/xx unknown
- 1978-08-10 WO PCT/GB1978/000008 patent/WO1979000094A1/en unknown
- 1978-08-10 PT PT68410A patent/PT68410A/pt unknown
- 1978-08-11 CA CA000309182A patent/CA1246080A/en not_active Expired
- 1978-08-11 IT IT26761/78A patent/IT1099592B/it active
- 1978-08-11 DD DD78207242A patent/DD139988A5/de unknown
- 1978-08-11 CA CA 474506 patent/CA1205805A/xx not_active Expired
- 1978-08-11 ES ES472501A patent/ES472501A1/es not_active Expired
- 1978-08-11 GR GR56980A patent/GR64540B/el unknown
- 1978-08-12 JP JP9862178A patent/JPS5432479A/ja active Granted
- 1978-08-14 DK DK357878A patent/DK157296C/da not_active IP Right Cessation
- 1978-12-19 ES ES476133A patent/ES476133A1/es not_active Expired
- 1978-12-19 ES ES476134A patent/ES476134A1/es not_active Expired
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1979
- 1979-08-17 CA CA000334016A patent/CA1142524A/en not_active Expired
-
1980
- 1980-08-27 US US06/181,806 patent/US4317913A/en not_active Expired - Lifetime
- 1980-08-27 US US06/181,876 patent/US4324627A/en not_active Expired - Lifetime
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1981
- 1981-02-15 IL IL62140A patent/IL62140A0/xx unknown
-
1982
- 1982-09-30 US US06/431,373 patent/US4508907A/en not_active Expired - Lifetime
- 1982-12-01 YU YU2670/82A patent/YU40959B/xx unknown
- 1982-12-01 YU YU2672/82A patent/YU40960B/xx unknown
-
1984
- 1984-03-27 AU AU26149/84A patent/AU584066B2/en not_active Expired
-
1985
- 1985-02-06 US US06/698,690 patent/US4555575A/en not_active Expired - Lifetime
-
1986
- 1986-03-26 US US06/843,839 patent/US4925947A/en not_active Expired - Lifetime
- 1986-06-06 CA CA000511078A patent/CA1218065A/en not_active Expired
-
1987
- 1987-04-15 MY MYPI87000487A patent/MY101299A/en unknown
- 1987-05-21 DK DK259487A patent/DK259487A/da not_active Application Discontinuation
-
1988
- 1988-01-08 CA CA000556182A patent/CA1260001A/en not_active Expired
- 1988-03-22 JP JP6593788A patent/JPS6463572A/ja active Granted
- 1988-03-22 JP JP6593688A patent/JPS6425760A/ja active Granted
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| HPC4 | Succession in title of patentee |
Owner name: ZENECA LTD. OF IMPERIAL CHEMICAL HOUSE, GB |