HUT63781A - Method for extracting pyridine and quinoline-dicarboxylic acids from wet medai - Google Patents
Method for extracting pyridine and quinoline-dicarboxylic acids from wet medaiInfo
- Publication number
- HUT63781A HUT63781A HU929200815A HU9200815A HUT63781A HU T63781 A HUT63781 A HU T63781A HU 929200815 A HU929200815 A HU 929200815A HU 9200815 A HU9200815 A HU 9200815A HU T63781 A HUT63781 A HU T63781A
- Authority
- HU
- Hungary
- Prior art keywords
- quinoline
- medai
- wet
- dicarboxylic acids
- pyridine
- Prior art date
Links
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
-
- 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
- C07D215/48—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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Seasonings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Quinoline Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66783291A | 1991-03-12 | 1991-03-12 | |
| US07/829,397 US5206368A (en) | 1991-03-12 | 1992-02-07 | Process for extracting pyridine- and quinolinedicarboxylic acids from aqueous media |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| HU9200815D0 HU9200815D0 (en) | 1992-05-28 |
| HUT63781A true HUT63781A (en) | 1993-10-28 |
| HU211775B HU211775B (en) | 1995-12-28 |
Family
ID=27099777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU9200815A HU211775B (en) | 1991-03-12 | 1992-03-11 | Process for extracting pyridine-and quinoline-dicarboxylic acids from aqueous media |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5206368A (hu) |
| EP (1) | EP0503332B1 (hu) |
| JP (1) | JPH0597810A (hu) |
| KR (1) | KR100203706B1 (hu) |
| AT (1) | ATE170175T1 (hu) |
| BR (1) | BR9200831A (hu) |
| DE (1) | DE69226717T2 (hu) |
| DK (1) | DK0503332T3 (hu) |
| ES (1) | ES2120420T3 (hu) |
| HU (1) | HU211775B (hu) |
| SG (1) | SG47519A1 (hu) |
| TW (1) | TW224092B (hu) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5208342A (en) * | 1992-03-30 | 1993-05-04 | Hoechst Celanese Corporation | Conversion of pyridine-2,3-dicarboxylic acid esters to cyclic anhydrides |
| EP3284847B1 (en) * | 2016-08-15 | 2019-01-02 | Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH | Corrosion inhibitor composition for magnesium or magnesium alloys |
| EP3782985A1 (en) | 2019-08-19 | 2021-02-24 | BASF Agrochemical Products B.V. | Process for manufacturing 5-methoxymethylpyridine-2,3-dicarboxylic acid derivatives |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2578672A (en) * | 1945-11-23 | 1951-12-18 | Koppers Co Inc | Picolinic acid recovery |
| US4460776A (en) * | 1982-05-25 | 1984-07-17 | American Cyanamid Company | Process for the preparation of 6-substituted-2,3-pyridinedicarboxylic acid diesters |
| DE3882055T2 (de) * | 1987-01-06 | 1993-12-02 | Sugai Chemical Ind Co Ltd | Verfahren zur Herstellung von Pyridin-2,3-dicarboxylsäure-Verbindungen. |
| EP0388619B1 (en) * | 1989-03-22 | 1994-08-10 | American Cyanamid Company | Method for the sequential oxidation of substituted quinolines to produce substituted-pyridine-2,3-dicarboxylic acids |
-
1992
- 1992-02-07 US US07/829,397 patent/US5206368A/en not_active Expired - Fee Related
- 1992-02-21 EP EP92102926A patent/EP0503332B1/en not_active Expired - Lifetime
- 1992-02-21 SG SG1996002627A patent/SG47519A1/en unknown
- 1992-02-21 AT AT92102926T patent/ATE170175T1/de active
- 1992-02-21 ES ES92102926T patent/ES2120420T3/es not_active Expired - Lifetime
- 1992-02-21 DE DE69226717T patent/DE69226717T2/de not_active Expired - Fee Related
- 1992-02-21 DK DK92102926T patent/DK0503332T3/da active
- 1992-02-25 TW TW081101374A patent/TW224092B/zh active
- 1992-03-10 JP JP4086124A patent/JPH0597810A/ja active Pending
- 1992-03-11 KR KR1019920004015A patent/KR100203706B1/ko not_active IP Right Cessation
- 1992-03-11 BR BR929200831A patent/BR9200831A/pt not_active Application Discontinuation
- 1992-03-11 HU HU9200815A patent/HU211775B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK0503332T3 (da) | 1998-10-26 |
| DE69226717T2 (de) | 1999-02-11 |
| BR9200831A (pt) | 1992-11-17 |
| DE69226717D1 (de) | 1998-10-01 |
| US5206368A (en) | 1993-04-27 |
| SG47519A1 (en) | 1998-04-17 |
| EP0503332A1 (en) | 1992-09-16 |
| KR100203706B1 (ko) | 1999-06-15 |
| HU9200815D0 (en) | 1992-05-28 |
| TW224092B (hu) | 1994-05-21 |
| ES2120420T3 (es) | 1998-11-01 |
| KR920018027A (ko) | 1992-10-21 |
| EP0503332B1 (en) | 1998-08-26 |
| HU211775B (en) | 1995-12-28 |
| ATE170175T1 (de) | 1998-09-15 |
| JPH0597810A (ja) | 1993-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HMM4 | Cancellation of final prot. due to non-payment of fee |