DD295362A5 - Verfahren zur herstellung von pyridinkarbonsaeurederivaten - Google Patents
Verfahren zur herstellung von pyridinkarbonsaeurederivaten Download PDFInfo
- Publication number
- DD295362A5 DD295362A5 DD90343703A DD34370390A DD295362A5 DD 295362 A5 DD295362 A5 DD 295362A5 DD 90343703 A DD90343703 A DD 90343703A DD 34370390 A DD34370390 A DD 34370390A DD 295362 A5 DD295362 A5 DD 295362A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- formula
- diethyl
- preparation
- solvent
- reaction
- 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
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/54—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/55—Acids; Esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/80—Acids; Esters in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Quinoline Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40327789A | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD295362A5 true DD295362A5 (de) | 1991-10-31 |
Family
ID=23595191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD90343703A DD295362A5 (de) | 1989-08-31 | 1990-08-29 | Verfahren zur herstellung von pyridinkarbonsaeurederivaten |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0415767A3 (ko) |
| JP (1) | JP2833845B2 (ko) |
| KR (1) | KR930006767B1 (ko) |
| CN (1) | CN1049844A (ko) |
| CA (1) | CA2022408A1 (ko) |
| DD (1) | DD295362A5 (ko) |
| HU (1) | HUT56070A (ko) |
| IE (1) | IE903142A1 (ko) |
| MX (1) | MX172911B (ko) |
| TR (1) | TR24836A (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5322948A (en) * | 1989-08-31 | 1994-06-21 | Hoechst Celanese Corporation | Process for preparing pyridinecarboxylic acid derivatives |
| US5405987A (en) * | 1989-08-31 | 1995-04-11 | Hoechst Celanese Corporation | Process for preparing pyridine and quinoline derivatives |
| IE913517A1 (en) * | 1991-04-29 | 1992-11-04 | Hoechst Celanese Corp | Process for preparing pyridinecarboxylic acid derivatives |
| EP0548559A1 (en) * | 1991-12-27 | 1993-06-30 | American Cyanamid Company | Process for the preparation of dialkyl pyridine -2,3-dicarboxylates and derivatives thereof from dialkyl dichloromaleate |
| GB0117396D0 (en) | 2001-07-17 | 2001-09-05 | Glaxo Group Ltd | Chemical compounds |
| JP3660282B2 (ja) * | 2001-08-20 | 2005-06-15 | 独立行政法人科学技術振興機構 | ハイドロゲル化剤 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4723011A (en) * | 1985-10-28 | 1988-02-02 | American Cyanamid Company | Preparation of substituted and disubstituted-pyridine-2,3-dicarboxylate esters |
| EP0274379B1 (en) * | 1987-01-06 | 1993-06-30 | Sugai Chemical Industry Co., Ltd. | Process for preparing pyridine-2,3-dicarboxylic acid compounds |
| JPH0625116B2 (ja) * | 1987-07-08 | 1994-04-06 | ダイソー株式会社 | ピリジン−２，３−ジカルボン酸誘導体の製造法 |
-
1990
- 1990-07-31 CA CA002022408A patent/CA2022408A1/en not_active Abandoned
- 1990-08-02 HU HU904872A patent/HUT56070A/hu unknown
- 1990-08-17 TR TR90/0789A patent/TR24836A/xx unknown
- 1990-08-17 MX MX022003A patent/MX172911B/es unknown
- 1990-08-29 DD DD90343703A patent/DD295362A5/de not_active IP Right Cessation
- 1990-08-30 JP JP2229543A patent/JP2833845B2/ja not_active Expired - Lifetime
- 1990-08-30 CN CN90107335A patent/CN1049844A/zh active Pending
- 1990-08-30 KR KR1019900013509A patent/KR930006767B1/ko not_active IP Right Cessation
- 1990-08-30 IE IE314290A patent/IE903142A1/en unknown
- 1990-08-30 EP EP19900309511 patent/EP0415767A3/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03118364A (ja) | 1991-05-20 |
| JP2833845B2 (ja) | 1998-12-09 |
| KR910004567A (ko) | 1991-03-28 |
| MX172911B (es) | 1994-01-20 |
| KR930006767B1 (ko) | 1993-07-23 |
| EP0415767A2 (en) | 1991-03-06 |
| HU904872D0 (en) | 1991-01-28 |
| EP0415767A3 (en) | 1991-09-04 |
| CA2022408A1 (en) | 1991-03-01 |
| TR24836A (tr) | 1992-05-01 |
| CN1049844A (zh) | 1991-03-13 |
| HUT56070A (en) | 1991-07-29 |
| IE903142A1 (en) | 1991-03-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |