PT820987E - Processo para a preparacao de esteres de acidos piridino-2,3-dicarboxilicos - Google Patents
Processo para a preparacao de esteres de acidos piridino-2,3-dicarboxilicosInfo
- Publication number
- PT820987E PT820987E PT97111567T PT97111567T PT820987E PT 820987 E PT820987 E PT 820987E PT 97111567 T PT97111567 T PT 97111567T PT 97111567 T PT97111567 T PT 97111567T PT 820987 E PT820987 E PT 820987E
- Authority
- PT
- Portugal
- Prior art keywords
- alkyl
- formula
- pyridine
- preparation
- dicarboxylic acid
- 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
- 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
- C07D213/61—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
- C07D213/78—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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH184096 | 1996-07-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT820987E true PT820987E (pt) | 2003-03-31 |
Family
ID=4219836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT97111567T PT820987E (pt) | 1996-07-23 | 1997-07-08 | Processo para a preparacao de esteres de acidos piridino-2,3-dicarboxilicos |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7009058B1 (pt) |
| EP (1) | EP0820987B1 (pt) |
| JP (1) | JPH1072441A (pt) |
| AT (1) | ATE227271T1 (pt) |
| CA (1) | CA2211048C (pt) |
| DE (1) | DE59708653D1 (pt) |
| DK (1) | DK0820987T3 (pt) |
| ES (1) | ES2186823T3 (pt) |
| PT (1) | PT820987E (pt) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2186823T3 (es) * | 1996-07-23 | 2003-05-16 | Lonza Ag | Procedimiento para la preparacion de esteres del acido piridin-2,3-dicarboxilico. |
| WO2001007415A1 (de) * | 1999-07-28 | 2001-02-01 | Lonza Ag | Verfahren zur herstellung von pyridazin-3,6-dicarbonsäureestern |
| BRPI0821102A2 (pt) * | 2007-11-29 | 2015-06-16 | Hoffmann La Roche | Preparação de derivados de di-hidropirrol como intermediários |
| CN101781245A (zh) * | 2009-06-26 | 2010-07-21 | 上海海事大学 | 一种合成取代的吡啶-3-羧酸及类似物的新方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3988358A (en) * | 1974-05-10 | 1976-10-26 | The University Of Delaware | Process for the preparation of carboxylic acid esters from organic halides |
| CH664754A5 (en) | 1985-06-25 | 1988-03-31 | Lonza Ag | 5,6-di:chloro-nicotinic acid prodn. - by reacting 6-hydroxy-nicotinic acid with acid chloride, reacting prod. with chlorine, then with acid chloride and hydrolysing prod |
| JPH0819009B2 (ja) | 1987-03-12 | 1996-02-28 | 日本農薬株式会社 | カルボン酸アミド類の製造法 |
| EP0461401A1 (en) * | 1990-06-15 | 1991-12-18 | American Cyanamid Company | Process for the preparation of dialkyl, pyridine-2,3-dicarboxylates and derivatives thereof from dialkyl dichloromaleate |
| DE4207604A1 (de) * | 1991-03-13 | 1992-09-17 | Ciba Geigy Ag | Schaedlingsbekaempfungsmittel |
| US5166352A (en) * | 1991-09-12 | 1992-11-24 | Dowelanco | Pyridinecarboxylic acid chlorides from (trichloromethyl)pyridines |
| US5288866A (en) | 1991-12-20 | 1994-02-22 | American Cyanamid Company | 5,6-disubstituted-3-pyridylmethyl ammonium halide compounds useful for the preparation of 5- (substituted methyl)-2,3-pyridinedicarboxylic acids |
| JPH0873403A (ja) * | 1994-06-30 | 1996-03-19 | Nippon Nohyaku Co Ltd | ハロゲン置換安息香酸類の製造方法 |
| CA2209392C (en) * | 1996-07-23 | 2007-02-20 | Yves Bessard | Process for preparing pyridinecarboxylic esters |
| ES2186823T3 (es) * | 1996-07-23 | 2003-05-16 | Lonza Ag | Procedimiento para la preparacion de esteres del acido piridin-2,3-dicarboxilico. |
-
1997
- 1997-07-08 ES ES97111567T patent/ES2186823T3/es not_active Expired - Lifetime
- 1997-07-08 AT AT97111567T patent/ATE227271T1/de not_active IP Right Cessation
- 1997-07-08 DE DE59708653T patent/DE59708653D1/de not_active Expired - Fee Related
- 1997-07-08 DK DK97111567T patent/DK0820987T3/da active
- 1997-07-08 PT PT97111567T patent/PT820987E/pt unknown
- 1997-07-08 EP EP97111567A patent/EP0820987B1/de not_active Expired - Lifetime
- 1997-07-16 JP JP9191606A patent/JPH1072441A/ja active Pending
- 1997-07-22 CA CA002211048A patent/CA2211048C/en not_active Expired - Fee Related
-
2000
- 2000-05-11 US US09/568,993 patent/US7009058B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ATE227271T1 (de) | 2002-11-15 |
| JPH1072441A (ja) | 1998-03-17 |
| ES2186823T3 (es) | 2003-05-16 |
| EP0820987A1 (de) | 1998-01-28 |
| CA2211048C (en) | 2007-03-06 |
| DK0820987T3 (da) | 2003-02-17 |
| EP0820987B1 (de) | 2002-11-06 |
| US7009058B1 (en) | 2006-03-07 |
| CA2211048A1 (en) | 1998-01-23 |
| DE59708653D1 (de) | 2002-12-12 |
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