BR8907541A - Processo para producao seletiva de 3-metilpiridina - Google Patents
Processo para producao seletiva de 3-metilpiridinaInfo
- Publication number
- BR8907541A BR8907541A BR898907541A BR8907541A BR8907541A BR 8907541 A BR8907541 A BR 8907541A BR 898907541 A BR898907541 A BR 898907541A BR 8907541 A BR8907541 A BR 8907541A BR 8907541 A BR8907541 A BR 8907541A
- Authority
- BR
- Brazil
- Prior art keywords
- catalyst
- methylpyridine
- selective production
- feed stream
- temperature
- 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
- C07D213/06—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/08—Preparation by ring-closure
- C07D213/09—Preparation by ring-closure involving the use of ammonia, amines, amine salts, or nitriles
-
- 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
- C07D213/06—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/08—Preparation by ring-closure
-
- 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
- C07D213/06—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/08—Preparation by ring-closure
- C07D213/09—Preparation by ring-closure involving the use of ammonia, amines, amine salts, or nitriles
- C07D213/12—Preparation by ring-closure involving the use of ammonia, amines, amine salts, or nitriles from unsaturated compounds
-
- 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
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21768688A | 1988-07-11 | 1988-07-11 | |
| PCT/US1989/002971 WO1990000547A1 (en) | 1988-07-11 | 1989-07-07 | Process for selective production of 3-methylpyridine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8907541A true BR8907541A (pt) | 1991-06-11 |
Family
ID=22812072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR898907541A BR8907541A (pt) | 1988-07-11 | 1989-07-07 | Processo para producao seletiva de 3-metilpiridina |
Country Status (10)
| Country | Link |
|---|---|
| EP (2) | EP0424466B1 (pt) |
| JP (2) | JP2804329B2 (pt) |
| KR (2) | KR0155996B1 (pt) |
| AT (1) | ATE136886T1 (pt) |
| AU (2) | AU628842B2 (pt) |
| BR (1) | BR8907541A (pt) |
| CA (2) | CA1341144C (pt) |
| DE (1) | DE68926297T2 (pt) |
| IL (3) | IL90918A (pt) |
| WO (2) | WO1990000546A1 (pt) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL90918A (en) * | 1988-07-11 | 1993-05-13 | Reilly Ind Inc | Process for selective production of 3-methylpyridine |
| GEP20012441B (en) * | 1993-04-02 | 2001-05-25 | Lonza Ag | Process for Preparing 3-Methylpiperidine and 3-Methylpyridine |
| LT3261B (en) | 1993-04-02 | 1995-05-25 | Lonza Ag | Method for preparing 3-methylpiperidine and 3-methylpyridine |
| US5425962A (en) * | 1994-05-13 | 1995-06-20 | Wm. Wrigley Jr. Company | Method for refining mint oils and chewing gum made from same |
| US6479088B1 (en) | 1998-11-12 | 2002-11-12 | Wm. Wrigley Jr. Company | Method for refining peppermint oil |
| US20110251397A1 (en) * | 2008-09-26 | 2011-10-13 | Anna Maria Cornelia Francisca Castelijns | Method for preparation of 3-methylpyridine |
| CN113304747B (zh) * | 2021-05-07 | 2022-07-12 | 万华化学集团股份有限公司 | 用于制备2-甲基吡啶的催化剂、制备方法和用其制备2-甲基吡啶的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2519529B2 (de) * | 1975-05-02 | 1979-08-09 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von 3-Methylpyridin |
| FR2503156A1 (fr) * | 1981-04-01 | 1982-10-08 | Rhone Poulenc Spec Chim | Procede de preparation de pyridine et de pyridines substituees |
| US4599422A (en) * | 1984-09-27 | 1986-07-08 | E. I. Du Pont De Nemours And Company | Manufacture of pyridine |
| IL90918A (en) * | 1988-07-11 | 1993-05-13 | Reilly Ind Inc | Process for selective production of 3-methylpyridine |
-
1988
- 1988-07-10 IL IL90918A patent/IL90918A/xx not_active IP Right Cessation
-
1989
- 1989-07-07 KR KR1019900700500A patent/KR0155996B1/ko not_active IP Right Cessation
- 1989-07-07 DE DE68926297T patent/DE68926297T2/de not_active Expired - Lifetime
- 1989-07-07 JP JP1508408A patent/JP2804329B2/ja not_active Expired - Lifetime
- 1989-07-07 BR BR898907541A patent/BR8907541A/pt not_active IP Right Cessation
- 1989-07-07 AT AT89908938T patent/ATE136886T1/de active
- 1989-07-07 JP JP1508314A patent/JP2804328B2/ja not_active Expired - Lifetime
- 1989-07-07 AU AU40391/89A patent/AU628842B2/en not_active Ceased
- 1989-07-07 EP EP89908938A patent/EP0424466B1/en not_active Expired - Lifetime
- 1989-07-07 WO PCT/US1989/002969 patent/WO1990000546A1/en not_active Application Discontinuation
- 1989-07-07 EP EP89908047A patent/EP0425539A1/en not_active Ceased
- 1989-07-07 AU AU38662/89A patent/AU628830B2/en not_active Ceased
- 1989-07-07 WO PCT/US1989/002971 patent/WO1990000547A1/en active IP Right Grant
- 1989-07-07 KR KR1019900700499A patent/KR0149013B1/ko not_active IP Right Cessation
- 1989-07-10 IL IL90918A patent/IL90918A0/xx unknown
- 1989-07-10 CA CA000605234A patent/CA1341144C/en not_active Expired - Fee Related
- 1989-07-10 IL IL9091989A patent/IL90919A/en not_active IP Right Cessation
- 1989-07-10 CA CA000605270A patent/CA1341145C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0424466B1 (en) | 1996-04-17 |
| IL90919A (en) | 1994-04-12 |
| AU4039189A (en) | 1990-02-05 |
| JPH03505877A (ja) | 1991-12-19 |
| ATE136886T1 (de) | 1996-05-15 |
| JP2804328B2 (ja) | 1998-09-24 |
| JP2804329B2 (ja) | 1998-09-24 |
| EP0425539A1 (en) | 1991-05-08 |
| WO1990000547A1 (en) | 1990-01-25 |
| WO1990000546A1 (en) | 1990-01-25 |
| IL90918A (en) | 1993-05-13 |
| KR0155996B1 (ko) | 1998-11-16 |
| KR900701754A (ko) | 1990-12-04 |
| AU3866289A (en) | 1990-02-05 |
| AU628842B2 (en) | 1992-09-24 |
| CA1341144C (en) | 2000-11-21 |
| KR0149013B1 (ko) | 1998-10-15 |
| EP0424466A1 (en) | 1991-05-02 |
| JPH03505878A (ja) | 1991-12-19 |
| KR900701753A (ko) | 1990-12-04 |
| DE68926297T2 (de) | 1996-09-19 |
| DE68926297D1 (de) | 1996-05-23 |
| AU628830B2 (en) | 1992-09-24 |
| IL90919A0 (en) | 1990-02-09 |
| CA1341145C (en) | 2000-11-21 |
| IL90918A0 (en) | 1990-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB19 | Grant procedure suspended (art. 19) | ||
| FF | Decision: intention to grant | ||
| FG9A | Patent or certificate of addition granted | ||
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 07/07/2009 |