DD283810A5 - Verfahren zur herstellung von 3,5,6-trichloropyridin-2-ol - Google Patents
Verfahren zur herstellung von 3,5,6-trichloropyridin-2-ol Download PDFInfo
- Publication number
- DD283810A5 DD283810A5 DD89328524A DD32852489A DD283810A5 DD 283810 A5 DD283810 A5 DD 283810A5 DD 89328524 A DD89328524 A DD 89328524A DD 32852489 A DD32852489 A DD 32852489A DD 283810 A5 DD283810 A5 DD 283810A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- formula
- process according
- aryl
- temperature
- compound
- Prior art date
Links
- WCYYAQFQZQEUEN-UHFFFAOYSA-N 3,5,6-trichloropyridine-2-one Chemical compound ClC=1C=C(Cl)C(=O)NC=1Cl WCYYAQFQZQEUEN-UHFFFAOYSA-N 0.000 title abstract description 8
- 238000004519 manufacturing process Methods 0.000 title description 5
- 238000000034 method Methods 0.000 claims abstract description 37
- -1 heteroaryl 4-cyano-2,2,4-trichlorobutyrates Chemical class 0.000 claims abstract description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 18
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000007363 ring formation reaction Methods 0.000 claims abstract description 7
- 239000003960 organic solvent Substances 0.000 claims abstract description 6
- 125000003118 aryl group Chemical group 0.000 claims abstract 4
- 150000001875 compounds Chemical class 0.000 claims description 27
- 238000002360 preparation method Methods 0.000 claims description 20
- 239000002904 solvent Substances 0.000 claims description 17
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical group O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 16
- 239000011541 reaction mixture Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 13
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 claims description 9
- 150000001340 alkali metals Chemical class 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910052783 alkali metal Inorganic materials 0.000 claims description 7
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 6
- 125000001424 substituent group Chemical group 0.000 claims description 6
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- 159000000000 sodium salts Chemical class 0.000 claims description 5
- 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 claims description 4
- 150000007860 aryl ester derivatives Chemical class 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 125000003107 substituted aryl group Chemical group 0.000 claims description 4
- CIUQDSCDWFSTQR-UHFFFAOYSA-N [C]1=CC=CC=C1 Chemical group [C]1=CC=CC=C1 CIUQDSCDWFSTQR-UHFFFAOYSA-N 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910052723 transition metal Inorganic materials 0.000 claims description 3
- 150000003624 transition metals Chemical class 0.000 claims description 3
- 239000012495 reaction gas Substances 0.000 claims 1
- 229940066528 trichloroacetate Drugs 0.000 abstract description 10
- 239000003054 catalyst Substances 0.000 abstract description 6
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 17
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 12
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 12
- 239000000243 solution Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 10
- 239000007858 starting material Substances 0.000 description 9
- AOJFQRQNPXYVLM-UHFFFAOYSA-N pyridin-1-ium;chloride Chemical compound [Cl-].C1=CC=[NH+]C=C1 AOJFQRQNPXYVLM-UHFFFAOYSA-N 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- 229910021591 Copper(I) chloride Inorganic materials 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical class C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 6
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical compound [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 description 6
- YZMAOWRFBODLRU-UHFFFAOYSA-N phenyl 2,2,4-trichloro-4-cyanobutanoate Chemical compound N#CC(Cl)CC(Cl)(Cl)C(=O)OC1=CC=CC=C1 YZMAOWRFBODLRU-UHFFFAOYSA-N 0.000 description 5
- YKSMEBWOLIJQNM-UHFFFAOYSA-N phenyl 2,2,2-trichloroacetate Chemical compound ClC(Cl)(Cl)C(=O)OC1=CC=CC=C1 YKSMEBWOLIJQNM-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- HHVIBTZHLRERCL-UHFFFAOYSA-N sulfonyldimethane Chemical compound CS(C)(=O)=O HHVIBTZHLRERCL-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000005660 chlorination reaction Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- BIZWANSOFTWATG-UHFFFAOYSA-N 5,6-dichloro-1h-pyridin-2-one Chemical compound OC1=CC=C(Cl)C(Cl)=N1 BIZWANSOFTWATG-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- MTHSVFCYNBDYFN-UHFFFAOYSA-N anhydrous diethylene glycol Natural products OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 2
- VEZUQRBDRNJBJY-UHFFFAOYSA-N cyclohexanone oxime Chemical compound ON=C1CCCCC1 VEZUQRBDRNJBJY-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 239000012456 homogeneous solution Substances 0.000 description 2
- 239000002917 insecticide Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- UBQKCCHYAOITMY-UHFFFAOYSA-N pyridin-2-ol Chemical compound OC1=CC=CC=N1 UBQKCCHYAOITMY-UHFFFAOYSA-N 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- HETBVMSHRPRFQU-UHFFFAOYSA-N (3,5,6-trichloropyridin-2-yl)sulfanylphosphonic acid Chemical compound OP(O)(=O)SC1=NC(Cl)=C(Cl)C=C1Cl HETBVMSHRPRFQU-UHFFFAOYSA-N 0.000 description 1
- GDHTVPJGHDBBSJ-UHFFFAOYSA-N (4-nitrophenyl) 2,2,2-trichloroacetate Chemical compound [O-][N+](=O)C1=CC=C(OC(=O)C(Cl)(Cl)Cl)C=C1 GDHTVPJGHDBBSJ-UHFFFAOYSA-N 0.000 description 1
- MZOSYHLHCBUTDO-UHFFFAOYSA-N 2,2,4-trichloro-4-cyanobutanoic acid Chemical compound OC(=O)C(Cl)(Cl)CC(Cl)C#N MZOSYHLHCBUTDO-UHFFFAOYSA-N 0.000 description 1
- FATBKZJZAHWCSL-UHFFFAOYSA-N 2,3,5,6-tetrachloropyridine Chemical compound ClC1=CC(Cl)=C(Cl)N=C1Cl FATBKZJZAHWCSL-UHFFFAOYSA-N 0.000 description 1
- FILKGCRCWDMBKA-UHFFFAOYSA-N 2,6-dichloropyridine Chemical compound ClC1=CC=CC(Cl)=N1 FILKGCRCWDMBKA-UHFFFAOYSA-N 0.000 description 1
- AMSLPXHLKHZWBJ-UHFFFAOYSA-N 2-chloro-6-ethoxypyridine Chemical compound CCOC1=CC=CC(Cl)=N1 AMSLPXHLKHZWBJ-UHFFFAOYSA-N 0.000 description 1
- VAVGOGHLNAJECD-UHFFFAOYSA-N 2-chloro-6-methoxypyridine Chemical compound COC1=CC=CC(Cl)=N1 VAVGOGHLNAJECD-UHFFFAOYSA-N 0.000 description 1
- IHZPCKHNCXIHTO-UHFFFAOYSA-N 3,4,5-trichloro-1h-pyridin-2-one Chemical compound ClC1=CNC(=O)C(Cl)=C1Cl IHZPCKHNCXIHTO-UHFFFAOYSA-N 0.000 description 1
- DCWQZPJHHVLHSV-UHFFFAOYSA-N 3-ethoxypropanenitrile Chemical compound CCOCCC#N DCWQZPJHHVLHSV-UHFFFAOYSA-N 0.000 description 1
- OOWFYDWAMOKVSF-UHFFFAOYSA-N 3-methoxypropanenitrile Chemical compound COCCC#N OOWFYDWAMOKVSF-UHFFFAOYSA-N 0.000 description 1
- 238000006418 Brown reaction Methods 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 241000408495 Iton Species 0.000 description 1
- 101100109871 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) aro-8 gene Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910000573 alkali metal alloy Inorganic materials 0.000 description 1
- 229910000941 alkaline earth metal alloy Inorganic materials 0.000 description 1
- 239000000010 aprotic solvent Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- LCGITQAMTPXTBS-UHFFFAOYSA-N copper;copper(1+) Chemical class [Cu+].[Cu+2] LCGITQAMTPXTBS-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 150000001983 dialkylethers Chemical class 0.000 description 1
- FBCCMZVIWNDFMO-UHFFFAOYSA-N dichloroacetyl chloride Chemical compound ClC(Cl)C(Cl)=O FBCCMZVIWNDFMO-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011724 folic acid Substances 0.000 description 1
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 description 1
- 235000019152 folic acid Nutrition 0.000 description 1
- 229960004279 formaldehyde Drugs 0.000 description 1
- 235000019256 formaldehyde Nutrition 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 210000002837 heart atrium Anatomy 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 150000002826 nitrites Chemical class 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006366 phosphorylation reaction Methods 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- UWICOIBBNNVXFV-UHFFFAOYSA-N sodium;3,4,5-trichloro-1h-pyridin-2-one Chemical compound [Na].ClC1=CNC(=O)C(Cl)=C1Cl UWICOIBBNNVXFV-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- PVFOMCVHYWHZJE-UHFFFAOYSA-N trichloroacetyl chloride Chemical compound ClC(=O)C(Cl)(Cl)Cl PVFOMCVHYWHZJE-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/32—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring
- C07C255/38—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring the carbon skeleton being further substituted by esterified hydroxy groups
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/19—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and carboxyl groups, other than cyano groups, bound to the same saturated acyclic carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Catalysts (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL86341A IL86341A (en) | 1988-05-11 | 1988-05-11 | Preparation of polychloropyridine derivatives and intermediates therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD283810A5 true DD283810A5 (de) | 1990-10-24 |
Family
ID=11058827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD89328524A DD283810A5 (de) | 1988-05-11 | 1989-05-11 | Verfahren zur herstellung von 3,5,6-trichloropyridin-2-ol |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US5017705A (cs) |
| EP (1) | EP0341585B1 (cs) |
| JP (1) | JPH0272162A (cs) |
| KR (1) | KR900017998A (cs) |
| AT (1) | ATE84521T1 (cs) |
| AU (1) | AU617168B2 (cs) |
| BR (1) | BR8902182A (cs) |
| CS (1) | CS275299B2 (cs) |
| DD (1) | DD283810A5 (cs) |
| DE (1) | DE68904350T2 (cs) |
| DK (1) | DK213789A (cs) |
| ES (1) | ES2042866T3 (cs) |
| HU (1) | HU207718B (cs) |
| IL (1) | IL86341A (cs) |
| IN (1) | IN169838B (cs) |
| ZA (1) | ZA893439B (cs) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4996323A (en) * | 1989-05-12 | 1991-02-26 | The Dow Chemical Company | Process for the preparation of 3,5,6-trichloropyridin-2-ol |
| US5618942A (en) * | 1993-09-03 | 1997-04-08 | Luxembourg Industries (Pamol) Ltd. | Production of 2,3,5,6-tetrachloropyridine |
| US5688953A (en) * | 1996-07-31 | 1997-11-18 | Dowelanco | Process for the preparation of 3,3,5-trichloroglutarimide |
| CN104710350B (zh) * | 2015-03-17 | 2017-07-04 | 湖北犇星农化有限责任公司 | 一种三氯吡啶醇钠的合成方法 |
| CN112143027B (zh) * | 2020-09-01 | 2022-12-02 | 赵东源 | 含磷酸三酯类化合物和3,5,6-三氯吡啶-2-醇类化合物的阻燃性增塑剂及其制备 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3007931A (en) * | 1959-03-09 | 1961-11-07 | Phillips Petroleum Co | Production of unsaturated heterocyclic nitrogen bases |
| US4245098A (en) * | 1978-12-05 | 1981-01-13 | Ciba-Geigy Corporation | Process for producing 2,3,5-trichloropyridine, 2,4,4-trichloro-4-formyl-butyronitrile as a novel compound and a process for producing it |
| US4327216A (en) * | 1979-11-30 | 1982-04-27 | Ciba-Geigy Corporation | Process for producing 2,3,5,6-tetrachloropyridine and 3,5,6-trichloropyridin-2-ol |
| US4360676A (en) * | 1979-11-30 | 1982-11-23 | Ciba-Geigy Corporation | 3,3,5-Trichloroglutaric acid imide |
| US4469896A (en) * | 1981-08-17 | 1984-09-04 | Ciba-Geigy Corporation | Process for the production of chloropyridines substituted by methyl, trichloromethyl or trifluoromethyl groups |
| US4435573A (en) * | 1982-10-25 | 1984-03-06 | The Dow Chemical Company | Process for the preparation of substituted pyridines |
| US4468354A (en) * | 1983-02-15 | 1984-08-28 | The Dow Chemical Company | Continuous process for preparing 5-oxo-2,4-dichloro-4-substituted pentanenitriles |
| US4465186A (en) * | 1983-07-14 | 1984-08-14 | Meyers Jonathan H | Holder for clips |
| US4996323A (en) * | 1989-05-12 | 1991-02-26 | The Dow Chemical Company | Process for the preparation of 3,5,6-trichloropyridin-2-ol |
-
1988
- 1988-05-11 IL IL86341A patent/IL86341A/xx unknown
-
1989
- 1989-05-02 DK DK213789A patent/DK213789A/da not_active Application Discontinuation
- 1989-05-05 ES ES89108104T patent/ES2042866T3/es not_active Expired - Lifetime
- 1989-05-05 AU AU34069/89A patent/AU617168B2/en not_active Ceased
- 1989-05-05 EP EP89108104A patent/EP0341585B1/en not_active Expired - Lifetime
- 1989-05-05 DE DE8989108104T patent/DE68904350T2/de not_active Expired - Fee Related
- 1989-05-05 AT AT89108104T patent/ATE84521T1/de not_active IP Right Cessation
- 1989-05-08 US US07/348,983 patent/US5017705A/en not_active Expired - Fee Related
- 1989-05-09 IN IN348/CAL/89A patent/IN169838B/en unknown
- 1989-05-09 ZA ZA893439A patent/ZA893439B/xx unknown
- 1989-05-10 CS CS892825A patent/CS275299B2/cs unknown
- 1989-05-10 JP JP1118485A patent/JPH0272162A/ja active Pending
- 1989-05-10 BR BR898902182A patent/BR8902182A/pt not_active Application Discontinuation
- 1989-05-10 KR KR1019890006289A patent/KR900017998A/ko not_active Ceased
- 1989-05-10 HU HU892350A patent/HU207718B/hu not_active IP Right Cessation
- 1989-05-11 DD DD89328524A patent/DD283810A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CS282589A2 (en) | 1990-09-12 |
| ZA893439B (en) | 1990-01-31 |
| ES2042866T3 (es) | 1993-12-16 |
| AU3406989A (en) | 1989-11-16 |
| KR900017998A (ko) | 1990-12-20 |
| AU617168B2 (en) | 1991-11-21 |
| EP0341585B1 (en) | 1993-01-13 |
| HU207718B (en) | 1993-05-28 |
| DE68904350T2 (de) | 1993-05-06 |
| DK213789A (da) | 1989-11-12 |
| JPH0272162A (ja) | 1990-03-12 |
| IL86341A (en) | 1992-02-16 |
| HUT50123A (en) | 1989-12-28 |
| DK213789D0 (da) | 1989-05-02 |
| EP0341585A1 (en) | 1989-11-15 |
| IN169838B (cs) | 1991-12-28 |
| BR8902182A (pt) | 1990-01-02 |
| US5017705A (en) | 1991-05-21 |
| CS275299B2 (en) | 1992-02-19 |
| DE68904350D1 (de) | 1993-02-25 |
| ATE84521T1 (de) | 1993-01-15 |
| IL86341A0 (en) | 1988-11-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |