PT1100783E - Processo aperfeicoado para a preparacao de n-oxido de 2-halopiridina - Google Patents
Processo aperfeicoado para a preparacao de n-oxido de 2-halopiridinaInfo
- Publication number
- PT1100783E PT1100783E PT99938306T PT99938306T PT1100783E PT 1100783 E PT1100783 E PT 1100783E PT 99938306 T PT99938306 T PT 99938306T PT 99938306 T PT99938306 T PT 99938306T PT 1100783 E PT1100783 E PT 1100783E
- Authority
- PT
- Portugal
- Prior art keywords
- halopyridine
- oxide
- preparation
- prepared process
- catalyst
- 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
- C07D213/89—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 with hetero atoms directly attached to the ring nitrogen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B41/00—Formation or introduction of functional groups containing oxygen
- C07B41/08—Formation or introduction of functional groups containing oxygen of carboxyl groups or salts, halides or anhydrides thereof
- C07B41/10—Salts, halides or anhydrides of carboxyl groups
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19834336A DE19834336C1 (de) | 1998-07-30 | 1998-07-30 | Verbessertes Verfahren zur Herstellung von 2-Halogenpyridin-N-oxid |
Publications (1)
Publication Number | Publication Date |
---|---|
PT1100783E true PT1100783E (pt) | 2003-08-29 |
Family
ID=7875832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT99938306T PT1100783E (pt) | 1998-07-30 | 1999-07-21 | Processo aperfeicoado para a preparacao de n-oxido de 2-halopiridina |
Country Status (13)
Country | Link |
---|---|
US (1) | US6586601B1 (pt) |
EP (1) | EP1100783B1 (pt) |
JP (1) | JP2002521473A (pt) |
KR (1) | KR20010043786A (pt) |
CN (1) | CN1157377C (pt) |
AT (1) | ATE238283T1 (pt) |
BR (1) | BR9912561A (pt) |
CA (1) | CA2333593A1 (pt) |
DE (2) | DE19834336C1 (pt) |
DK (1) | DK1100783T3 (pt) |
ES (1) | ES2198936T3 (pt) |
PT (1) | PT1100783E (pt) |
WO (1) | WO2000006548A1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100543695B1 (ko) * | 1999-01-25 | 2006-01-23 | 주식회사 코오롱 | 2-할로피리딘-1-옥사이드 유도체의 제조방법 |
JP4626215B2 (ja) * | 2004-06-07 | 2011-02-02 | 住友金属鉱山株式会社 | 積層セラミックコンデンサ用ニッケルペースト |
KR102044369B1 (ko) | 2018-03-30 | 2019-11-13 | 군산대학교산학협력단 | 2-할로 피리딘 산화반응용 촉매 조성물 및 이를 이용한 2-할로 피리딘 n-옥사이드의 제조방법 |
CN116082229A (zh) * | 2022-12-16 | 2023-05-09 | 黄冈鲁班药业股份有限公司 | 2-羟基吡啶-n氧化物的合成方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3203957A (en) * | 1963-03-05 | 1965-08-31 | Du Pont | Production of halopyridine oxides |
US4504667A (en) * | 1983-06-24 | 1985-03-12 | Olin Corporation | Process for oxidizing halopyridines to halopyridine-N-oxides |
-
1998
- 1998-07-30 DE DE19834336A patent/DE19834336C1/de not_active Expired - Fee Related
-
1999
- 1999-07-21 CA CA002333593A patent/CA2333593A1/en not_active Abandoned
- 1999-07-21 ES ES99938306T patent/ES2198936T3/es not_active Expired - Lifetime
- 1999-07-21 AT AT99938306T patent/ATE238283T1/de not_active IP Right Cessation
- 1999-07-21 CN CNB998071307A patent/CN1157377C/zh not_active Expired - Fee Related
- 1999-07-21 JP JP2000562354A patent/JP2002521473A/ja active Pending
- 1999-07-21 WO PCT/EP1999/005184 patent/WO2000006548A1/de not_active Application Discontinuation
- 1999-07-21 EP EP99938306A patent/EP1100783B1/de not_active Expired - Lifetime
- 1999-07-21 BR BR9912561-7A patent/BR9912561A/pt not_active IP Right Cessation
- 1999-07-21 KR KR1020007013203A patent/KR20010043786A/ko not_active Application Discontinuation
- 1999-07-21 DK DK99938306T patent/DK1100783T3/da active
- 1999-07-21 US US09/720,378 patent/US6586601B1/en not_active Expired - Fee Related
- 1999-07-21 PT PT99938306T patent/PT1100783E/pt unknown
- 1999-07-21 DE DE59905212T patent/DE59905212D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20010043786A (ko) | 2001-05-25 |
CN1305461A (zh) | 2001-07-25 |
WO2000006548A1 (de) | 2000-02-10 |
EP1100783B1 (de) | 2003-04-23 |
EP1100783A1 (de) | 2001-05-23 |
DE59905212D1 (de) | 2003-05-28 |
CA2333593A1 (en) | 2000-02-10 |
ATE238283T1 (de) | 2003-05-15 |
DK1100783T3 (da) | 2003-07-21 |
CN1157377C (zh) | 2004-07-14 |
ES2198936T3 (es) | 2004-02-01 |
BR9912561A (pt) | 2001-05-02 |
JP2002521473A (ja) | 2002-07-16 |
US6586601B1 (en) | 2003-07-01 |
DE19834336C1 (de) | 1999-11-04 |
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