DE68914869T2 - Verfahren zur stufenweise Oxydation von substituierten 8-Hydroy-chinolinen zu substituierten Pyridin-2,3-dikarbonsäuren. - Google Patents
Verfahren zur stufenweise Oxydation von substituierten 8-Hydroy-chinolinen zu substituierten Pyridin-2,3-dikarbonsäuren.Info
- Publication number
- DE68914869T2 DE68914869T2 DE68914869T DE68914869T DE68914869T2 DE 68914869 T2 DE68914869 T2 DE 68914869T2 DE 68914869 T DE68914869 T DE 68914869T DE 68914869 T DE68914869 T DE 68914869T DE 68914869 T2 DE68914869 T2 DE 68914869T2
- Authority
- DE
- Germany
- Prior art keywords
- molar equivalents
- process according
- hydroxyquinoline
- hydrogen
- hypochlorite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 19
- GJAWHXHKYYXBSV-UHFFFAOYSA-N quinolinic acid Chemical class OC(=O)C1=CC=CN=C1C(O)=O GJAWHXHKYYXBSV-UHFFFAOYSA-N 0.000 title claims description 12
- 238000007254 oxidation reaction Methods 0.000 title description 16
- 230000003647 oxidation Effects 0.000 title description 15
- 229940111121 antirheumatic drug quinolines Drugs 0.000 title 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 41
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 claims description 27
- 239000000243 solution Substances 0.000 claims description 13
- 239000001257 hydrogen Substances 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 12
- MTAVBTGOXNGCJR-UHFFFAOYSA-N 5-ethylpyridine-2,3-dicarboxylic acid Chemical compound CCC1=CN=C(C(O)=O)C(C(O)=O)=C1 MTAVBTGOXNGCJR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052736 halogen Inorganic materials 0.000 claims description 11
- WJOHTKIAQIBFIO-UHFFFAOYSA-N 3-ethylquinolin-8-ol Chemical compound OC1=CC=CC2=CC(CC)=CN=C21 WJOHTKIAQIBFIO-UHFFFAOYSA-N 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 10
- 150000002367 halogens Chemical group 0.000 claims description 10
- -1 nitro, hydroxy, formyl Chemical group 0.000 claims description 9
- 125000003282 alkyl amino group Chemical group 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 8
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 6
- 125000004769 (C1-C4) alkylsulfonyl group Chemical group 0.000 claims description 6
- 239000005725 8-Hydroxyquinoline Substances 0.000 claims description 6
- 150000004325 8-hydroxyquinolines Chemical class 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 6
- 239000011707 mineral Substances 0.000 claims description 6
- 229960003540 oxyquinoline Drugs 0.000 claims description 6
- 239000011541 reaction mixture Substances 0.000 claims description 5
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000011065 in-situ storage Methods 0.000 claims description 4
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 3
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 claims description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 2
- 125000000171 (C1-C6) haloalkyl group Chemical group 0.000 claims description 2
- JPIJMXOJEHMTPU-UHFFFAOYSA-N 5-methylpyridine-2,3-dicarboxylic acid Chemical compound CC1=CN=C(C(O)=O)C(C(O)=O)=C1 JPIJMXOJEHMTPU-UHFFFAOYSA-N 0.000 claims description 2
- 125000006577 C1-C6 hydroxyalkyl group Chemical group 0.000 claims description 2
- 125000002252 acyl group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000003368 amide group Chemical group 0.000 claims description 2
- 125000004103 aminoalkyl group Chemical group 0.000 claims description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- 125000005420 sulfonamido group Chemical group S(=O)(=O)(N*)* 0.000 claims description 2
- 125000004963 sulfonylalkyl group Chemical group 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims 4
- LHPOFWYKNOUJJN-UHFFFAOYSA-N 3-methylquinolin-8-ol Chemical compound OC1=CC=CC2=CC(C)=CN=C21 LHPOFWYKNOUJJN-UHFFFAOYSA-N 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 239000000047 product Substances 0.000 description 15
- 239000002585 base Substances 0.000 description 10
- 239000005708 Sodium hypochlorite Substances 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 5
- 239000000543 intermediate Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010561 standard procedure Methods 0.000 description 5
- CDAWCLOXVUBKRW-UHFFFAOYSA-N 2-aminophenol Chemical compound NC1=CC=CC=C1O CDAWCLOXVUBKRW-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000012258 stirred mixture Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 description 2
- ACKBYYXIYCPBIT-UHFFFAOYSA-N 3-methylquinolin-8-ol;hydrochloride Chemical compound Cl.OC1=CC=CC2=CC(C)=CN=C21 ACKBYYXIYCPBIT-UHFFFAOYSA-N 0.000 description 2
- FKNQCJSGGFJEIZ-UHFFFAOYSA-N 4-methylpyridine Chemical compound CC1=CC=NC=C1 FKNQCJSGGFJEIZ-UHFFFAOYSA-N 0.000 description 2
- STNJBCKSHOAVAJ-UHFFFAOYSA-N Methacrolein Chemical compound CC(=C)C=O STNJBCKSHOAVAJ-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 239000004009 herbicide Substances 0.000 description 2
- YRUFDTKRRHIOIS-UHFFFAOYSA-N hydrogen peroxide;hypochlorous acid Chemical compound OO.ClO YRUFDTKRRHIOIS-UHFFFAOYSA-N 0.000 description 2
- 229940035429 isobutyl alcohol Drugs 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 125000004765 (C1-C4) haloalkyl group Chemical group 0.000 description 1
- GMLDCZYTIPCVMO-UHFFFAOYSA-N 2-methylidenebutanal Chemical compound CCC(=C)C=O GMLDCZYTIPCVMO-UHFFFAOYSA-N 0.000 description 1
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 1
- 238000006890 Doebner-Miller synthesis reaction Methods 0.000 description 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical class OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000005614 Skraup synthesis reaction Methods 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical class [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical group 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- NLVZUORLSQCGFQ-UHFFFAOYSA-N furo[3,4-b]quinoline-1,3-dione Chemical class C1=CC=C2C=C3C(=O)OC(=O)C3=NC2=C1 NLVZUORLSQCGFQ-UHFFFAOYSA-N 0.000 description 1
- 125000001072 heteroaryl group Chemical group 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- YHUVMHKAHWKQBI-UHFFFAOYSA-N quinoline-2,3-dicarboxylic acid Chemical compound C1=CC=C2N=C(C(O)=O)C(C(=O)O)=CC2=C1 YHUVMHKAHWKQBI-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006277 sulfonation reaction 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
- C07D213/78—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
- C07D213/80—Acids; Esters in position 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms 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
- C07D215/20—Oxygen atoms
- C07D215/24—Oxygen atoms attached in position 8
- C07D215/26—Alcohols; Ethers thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms 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
- C07D215/48—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D215/54—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Quinoline Compounds (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16635988A | 1988-03-10 | 1988-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE68914869D1 DE68914869D1 (de) | 1994-06-01 |
| DE68914869T2 true DE68914869T2 (de) | 1994-12-08 |
Family
ID=22602953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE68914869T Expired - Lifetime DE68914869T2 (de) | 1988-03-10 | 1989-02-02 | Verfahren zur stufenweise Oxydation von substituierten 8-Hydroy-chinolinen zu substituierten Pyridin-2,3-dikarbonsäuren. |
Country Status (17)
| Country | Link |
|---|---|
| EP (1) | EP0331899B1 (OSRAM) |
| JP (1) | JP2689394B2 (OSRAM) |
| KR (1) | KR970011790B1 (OSRAM) |
| CN (1) | CN1027813C (OSRAM) |
| AR (1) | AR246513A1 (OSRAM) |
| AT (1) | ATE104964T1 (OSRAM) |
| AU (1) | AU611000B2 (OSRAM) |
| BR (1) | BR8901092A (OSRAM) |
| CA (1) | CA1327584C (OSRAM) |
| DE (1) | DE68914869T2 (OSRAM) |
| DK (1) | DK169671B1 (OSRAM) |
| ES (1) | ES2063061T3 (OSRAM) |
| HU (1) | HU206085B (OSRAM) |
| IE (1) | IE64009B1 (OSRAM) |
| IL (1) | IL89142A (OSRAM) |
| TW (1) | TW198714B (OSRAM) |
| ZA (1) | ZA891821B (OSRAM) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2058625T3 (es) | 1989-03-22 | 1994-11-01 | American Cyanamid Co | Metodo para la oxidacion secuencial de quinolinas sustituidas para producir acidos piridin-2,3-dicarboxilicos sustituidos. |
| US5281713A (en) * | 1991-12-20 | 1994-01-25 | American Cyanamid Company | Process for the manufacture of 2-alkoxymethylacrolein |
| SG47686A1 (en) * | 1993-12-28 | 1998-04-17 | American Cyanamid Co | Improved method for the preparation of pyridine-2, 3-dicarboxylic acids |
| US5597924A (en) * | 1995-05-24 | 1997-01-28 | American Cyanamid Company | Coversion of substituted 8-chloroquinolines to substituted 8-hydroxyquinolines |
| NZ314904A (en) * | 1996-06-10 | 1998-06-26 | American Cyanamid Co | Preparation of a herbicidal [(5,6-dicarboxy-3-pyridyl)methyl]ammonium halide |
| CN109225323B (zh) * | 2018-10-26 | 2021-07-27 | 闽江学院 | 磺酸基官能化有机/无机双阳离子-钒掺杂杂多酸阴离子复合杂化体及其合成与应用 |
| CN113813895B (zh) * | 2021-07-20 | 2023-03-31 | 上海罕道医药科技有限公司 | 一种连续反应装置与一种5-硝基吡啶-3-甲酸的连续制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3771153D1 (de) * | 1986-09-12 | 1991-08-08 | American Cyanamid Co | Verfahren zur herstellung von pyridin-2,3-dicarboxylsaeuren. |
-
1989
- 1989-02-01 IL IL89142A patent/IL89142A/xx unknown
- 1989-02-02 AT AT8989101766T patent/ATE104964T1/de not_active IP Right Cessation
- 1989-02-02 DE DE68914869T patent/DE68914869T2/de not_active Expired - Lifetime
- 1989-02-02 EP EP89101766A patent/EP0331899B1/en not_active Expired - Lifetime
- 1989-02-02 ES ES89101766T patent/ES2063061T3/es not_active Expired - Lifetime
- 1989-02-24 CN CN89100922A patent/CN1027813C/zh not_active Expired - Lifetime
- 1989-03-07 JP JP1053056A patent/JP2689394B2/ja not_active Expired - Lifetime
- 1989-03-08 CA CA000593053A patent/CA1327584C/en not_active Expired - Lifetime
- 1989-03-09 DK DK114789A patent/DK169671B1/da not_active IP Right Cessation
- 1989-03-09 HU HU891163A patent/HU206085B/hu not_active IP Right Cessation
- 1989-03-09 IE IE76489A patent/IE64009B1/en not_active IP Right Cessation
- 1989-03-09 AR AR89313384A patent/AR246513A1/es active
- 1989-03-09 ZA ZA891821A patent/ZA891821B/xx unknown
- 1989-03-09 BR BR898901092A patent/BR8901092A/pt not_active IP Right Cessation
- 1989-03-09 KR KR1019890002906A patent/KR970011790B1/ko not_active Expired - Fee Related
- 1989-03-09 AU AU31187/89A patent/AU611000B2/en not_active Expired
-
1990
- 1990-07-10 TW TW078101863A01A patent/TW198714B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| IL89142A0 (en) | 1989-09-10 |
| CN1044463A (zh) | 1990-08-08 |
| EP0331899B1 (en) | 1994-04-27 |
| DK114789A (da) | 1989-09-11 |
| EP0331899A3 (en) | 1990-09-12 |
| EP0331899A2 (en) | 1989-09-13 |
| AR246513A1 (es) | 1994-08-31 |
| KR970011790B1 (ko) | 1997-07-16 |
| IE64009B1 (en) | 1995-06-28 |
| BR8901092A (pt) | 1989-10-31 |
| JPH01268677A (ja) | 1989-10-26 |
| KR890014487A (ko) | 1989-10-24 |
| HU206085B (en) | 1992-08-28 |
| TW198714B (OSRAM) | 1993-01-21 |
| CA1327584C (en) | 1994-03-08 |
| ES2063061T3 (es) | 1995-01-01 |
| ATE104964T1 (de) | 1994-05-15 |
| JP2689394B2 (ja) | 1997-12-10 |
| IL89142A (en) | 1993-04-04 |
| ZA891821B (en) | 1989-11-29 |
| DK169671B1 (da) | 1995-01-09 |
| DK114789D0 (da) | 1989-03-09 |
| IE890764L (en) | 1989-09-10 |
| DE68914869D1 (de) | 1994-06-01 |
| AU611000B2 (en) | 1991-05-30 |
| CN1027813C (zh) | 1995-03-08 |
| AU3118789A (en) | 1989-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2224090C2 (de) | 1-Alkyl-1,4-dihydro-4-oxo-7-pyridyl-chinolin-3-carbonsäuren, Verfahren zu ihrer Herstellung sowie diese enthaltende pharmazeutische Zusammensetzungen | |
| DE2516025A1 (de) | Neue pyridinderivate, ihre herstellung und verwendung | |
| DE2458965B2 (de) | 3-Amino-indazol-N-carbonsäure-Derivate, Verfahren zu ihrer Herstellung sowie sie enthaltende Arzneimittel | |
| DE68914869T2 (de) | Verfahren zur stufenweise Oxydation von substituierten 8-Hydroy-chinolinen zu substituierten Pyridin-2,3-dikarbonsäuren. | |
| DE2653138A1 (de) | Picolinsaeurederivate und verfahren zu ihrer herstellung | |
| DE3327650A1 (de) | 1,6-naphthyridinon-derivate, verfahren zu deren herstellung und deren verwendung bei der bekaempfung von gefaesserkrankungen | |
| DE69011367T2 (de) | Verfahren zur Herstellung von substituierten 2,3-Pyridindicarbonsäuren durch aufeinanderfolgende Oxidation von substituierten Chinolinen. | |
| DE3605743A1 (de) | 1,6-naphthyridin-derivate, verfahren zu deren herstellung und deren verwendung | |
| DD300429A5 (de) | N,N'-Bis(alkoxy-alkyl)-pyridin-2,4-dicarbonsäurediamide, Verfahren zu derenHerstellung sowie deren Verwendung | |
| CH624672A5 (OSRAM) | ||
| WO1989009768A1 (fr) | Procede de production d'heteroaromates azotes a 5 membres | |
| CH621122A5 (OSRAM) | ||
| DE2125310A1 (en) | 1-alkyl-1,4-dihydro-4-oxo-1,8-naphtyridine 3-carboxylic acids antibac | |
| US3509165A (en) | Process for preparing pyridinium betaines and derivatives | |
| US4533735A (en) | Process for preparing antibacterial compounds | |
| DE3438350A1 (de) | 4-oxo-pyrido (2,3-d) pyrimidin-derivate, verfahren zu deren herstellung und deren verwendung | |
| DE2623414A1 (de) | 3h-1,2,3-triazolo eckige klammer auf 4,5-b eckige klammer zu pyridine | |
| DE737796C (de) | Verfahren zur Herstellung neuer p-Aminobenzolsulfonamidverbindungen | |
| WO1996032391A1 (de) | Verfahren zur herstellung von azaindolen mit aktiviertem kupferchromit katalysator durch katalytische dehydrocyclisierung von alkyl-pyridylaminen (pyridopyridinen) | |
| CH320127A (de) | Verfahren zur Herstellung neuer diacylierter Hydrazine | |
| DE1445665C (de) | Derivate von 2 (2 Morpholinoathylmer capto) pyridin Verbindungen | |
| DE1493854C (de) | Benzanilide und Verfahren zu ihrer Herstellung | |
| AT227706B (de) | Verfahren zur Herstellung von neuen 4-Mercapto-pyrazolo[3,4-d]pyrimidinen | |
| DD263758A1 (de) | Verfahren zur herstellung von 2-amino-5-(pyrid-4-yl)-nicotinsaeure-derivate und ihre n-oxide | |
| EP0633249B1 (de) | Verfahren zur Herstellung von 2,4-Pyridindicarbonsäure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |