DK0556683T3 - Fremgangsmåde til fremstilling af 2-chlor-5-methyl-pyridin - Google Patents
Fremgangsmåde til fremstilling af 2-chlor-5-methyl-pyridinInfo
- Publication number
- DK0556683T3 DK0556683T3 DK93101948.3T DK93101948T DK0556683T3 DK 0556683 T3 DK0556683 T3 DK 0556683T3 DK 93101948 T DK93101948 T DK 93101948T DK 0556683 T3 DK0556683 T3 DK 0556683T3
- Authority
- DK
- Denmark
- Prior art keywords
- chloro
- methylpyridine
- formula
- preparation
- phosgene
- 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
- C07D213/72—Nitrogen atoms
- C07D213/73—Unsubstituted amino or imino 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
- C07D213/61—Halogen atoms or nitro radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4204920 | 1992-02-19 | ||
| DE4212595A DE4212595A1 (de) | 1992-02-19 | 1992-04-15 | Verfahren zur herstellung von 2-chlor-5-methyl-pyridin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0556683T3 true DK0556683T3 (da) | 1996-08-12 |
Family
ID=25911972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK93101948.3T DK0556683T3 (da) | 1992-02-19 | 1993-02-08 | Fremgangsmåde til fremstilling af 2-chlor-5-methyl-pyridin |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0556683B1 (da) |
| JP (1) | JP3186886B2 (da) |
| CN (2) | CN1040431C (da) |
| AT (1) | ATE137221T1 (da) |
| BR (1) | BR9300596A (da) |
| DE (2) | DE4212595A1 (da) |
| DK (1) | DK0556683T3 (da) |
| ES (1) | ES2085661T3 (da) |
| HK (1) | HK1009445A1 (da) |
| HU (1) | HU209859B (da) |
| IL (1) | IL104737A (da) |
| MX (1) | MX9300555A (da) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4311247A1 (de) * | 1993-04-06 | 1994-10-13 | Bayer Ag | Verfahren zur Herstellung von 2-Halogen-pyridin-derivaten |
| US5502194A (en) * | 1992-02-19 | 1996-03-26 | Bayer Aktiengesellschaft | Process for the preparation of 2-halogeno-pyridine derivatives |
| WO1997009312A1 (fr) * | 1995-09-08 | 1997-03-13 | Nippon Soda Co., Ltd. | Processus de production de 3-(aminomethyl)-6-chloropyridines |
| CN101260076B (zh) * | 2007-03-08 | 2012-04-11 | 南京红太阳生物化学有限责任公司 | 2-氯-5-甲基吡啶的制备方法 |
| JP5499160B2 (ja) | 2010-04-06 | 2014-05-21 | 日本曹達株式会社 | 含窒素複素環化合物及びその製造方法 |
| CN103270043B (zh) * | 2010-12-02 | 2015-12-16 | 内尔维阿诺医学科学有限公司 | 用于制备吗啉基蒽环衍生物的方法 |
| CN102219732B (zh) * | 2011-04-22 | 2013-04-17 | 安徽国星生物化学有限公司 | 一种2-氯-5-甲基吡啶化合物的制备方法 |
| CN102977008A (zh) * | 2012-11-08 | 2013-03-20 | 安徽国星生物化学有限公司 | 2-氯-5-甲基吡啶化合物的合成方法 |
| TW201605852A (zh) * | 2013-09-26 | 2016-02-16 | 美國禮來大藥廠 | 新穎化合物及其製備ｔａｕ造影劑及ｔａｕ造影調配物之用途 |
| CN108467357B (zh) * | 2018-05-28 | 2020-04-17 | 江苏扬农化工集团有限公司 | 一种制备2-氯-5-甲基吡啶的方法 |
| WO2022099692A1 (zh) * | 2020-11-16 | 2022-05-19 | 单县欣润化工有限公司 | 一种2-氯-5-三氟甲基吡啶合成方法及系统 |
| CN115010657B (zh) * | 2022-07-18 | 2024-01-23 | 江苏瑞祥化工有限公司 | 一种连续流制备2-氯-5-甲基吡啶的方法 |
| CN116354876A (zh) * | 2023-03-31 | 2023-06-30 | 四川大学 | 一种高纯度2-氯-5-甲基吡啶的合成方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4020055A1 (de) * | 1990-01-18 | 1991-07-25 | Bayer Ag | Verfahren zur herstellung von substituierten 2-chlor-pyridinen |
| DE4020053A1 (de) * | 1990-01-31 | 1991-08-01 | Bayer Ag | Verfahren zur herstellung von 2-chlor-5-methyl-pyridin |
| DE4020052A1 (de) * | 1990-06-23 | 1992-01-02 | Bayer Ag | Verfahren zur herstellung von 2-chlor-5-methyl-pyridin |
-
1992
- 1992-04-15 DE DE4212595A patent/DE4212595A1/de not_active Withdrawn
-
1993
- 1993-02-02 MX MX9300555A patent/MX9300555A/es not_active IP Right Cessation
- 1993-02-08 ES ES93101948T patent/ES2085661T3/es not_active Expired - Lifetime
- 1993-02-08 DE DE59302304T patent/DE59302304D1/de not_active Expired - Fee Related
- 1993-02-08 EP EP93101948A patent/EP0556683B1/de not_active Expired - Lifetime
- 1993-02-08 AT AT93101948T patent/ATE137221T1/de not_active IP Right Cessation
- 1993-02-08 DK DK93101948.3T patent/DK0556683T3/da active
- 1993-02-12 JP JP04610793A patent/JP3186886B2/ja not_active Expired - Fee Related
- 1993-02-16 IL IL10473793A patent/IL104737A/xx not_active IP Right Cessation
- 1993-02-17 BR BR9300596A patent/BR9300596A/pt not_active IP Right Cessation
- 1993-02-18 HU HU9300445A patent/HU209859B/hu not_active IP Right Cessation
- 1993-02-19 CN CN93102168.5A patent/CN1040431C/zh not_active Expired - Fee Related
-
1997
- 1997-09-05 CN CN97118269A patent/CN1083434C/zh not_active Expired - Fee Related
-
1998
- 1998-09-03 HK HK98110407A patent/HK1009445A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| HU9300445D0 (en) | 1993-05-28 |
| JP3186886B2 (ja) | 2001-07-11 |
| DE4212595A1 (de) | 1993-08-26 |
| IL104737A0 (en) | 1993-06-10 |
| ATE137221T1 (de) | 1996-05-15 |
| JPH07252226A (ja) | 1995-10-03 |
| ES2085661T3 (es) | 1996-06-01 |
| HK1009445A1 (en) | 1999-06-04 |
| DE59302304D1 (de) | 1996-05-30 |
| CN1186805A (zh) | 1998-07-08 |
| MX9300555A (es) | 1993-09-01 |
| EP0556683B1 (de) | 1996-04-24 |
| IL104737A (en) | 1997-02-18 |
| BR9300596A (pt) | 1993-08-24 |
| CN1040431C (zh) | 1998-10-28 |
| HU209859B (en) | 1994-11-28 |
| CN1075476A (zh) | 1993-08-25 |
| HUT64028A (en) | 1993-11-29 |
| EP0556683A1 (de) | 1993-08-25 |
| CN1083434C (zh) | 2002-04-24 |
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