BR9508123A - Improved chichibabin amination process for the production of 2-amino 5- (lower alkyl) amine process to increase the reaction rate in a chichibabin amination of a 3- (lower alkyl) pyridine for the formation of a mixture of 2-amino 3- (lower alkyl) pyridine and 2-amino 5- (lower alkyl) pyridine - Google Patents
Improved chichibabin amination process for the production of 2-amino 5- (lower alkyl) amine process to increase the reaction rate in a chichibabin amination of a 3- (lower alkyl) pyridine for the formation of a mixture of 2-amino 3- (lower alkyl) pyridine and 2-amino 5- (lower alkyl) pyridineInfo
- Publication number
- BR9508123A BR9508123A BR9508123A BR9508123A BR9508123A BR 9508123 A BR9508123 A BR 9508123A BR 9508123 A BR9508123 A BR 9508123A BR 9508123 A BR9508123 A BR 9508123A BR 9508123 A BR9508123 A BR 9508123A
- Authority
- BR
- Brazil
- Prior art keywords
- lower alkyl
- pyridine
- amino
- chichibabin amination
- formation
- 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
- C07D213/80—Acids; Esters in position 3
-
- 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
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms 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
- C07D215/38—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Quinoline Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26532194A | 1994-06-24 | 1994-06-24 | |
| US48044095A | 1995-06-07 | 1995-06-07 | |
| PCT/US1995/008030 WO1996000216A1 (en) | 1994-06-24 | 1995-06-26 | Improved chichibabin aminations of pyridine bases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9508123A true BR9508123A (en) | 1997-08-12 |
Family
ID=26951123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9508123A BR9508123A (en) | 1994-06-24 | 1995-06-26 | Improved chichibabin amination process for the production of 2-amino 5- (lower alkyl) amine process to increase the reaction rate in a chichibabin amination of a 3- (lower alkyl) pyridine for the formation of a mixture of 2-amino 3- (lower alkyl) pyridine and 2-amino 5- (lower alkyl) pyridine |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0766675A4 (en) |
| JP (1) | JPH10502089A (en) |
| CN (1) | CN1156990A (en) |
| AU (1) | AU703530B2 (en) |
| BR (1) | BR9508123A (en) |
| CA (1) | CA2193236A1 (en) |
| HU (1) | HU217172B (en) |
| IL (1) | IL114314A (en) |
| MX (1) | MX9606724A (en) |
| TW (1) | TW306915B (en) |
| WO (1) | WO1996000216A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014119479A1 (en) | 2013-02-01 | 2014-08-07 | 学校法人上智学院 | Method for producing desmosine, isodesmosine and derivatives thereof |
| CN104447523B (en) * | 2014-11-27 | 2017-05-17 | 安徽星宇化工有限公司 | Method for synthesizing aminopyridine with pyridine base mixture as well as separation and purification method of aminopyridine |
| CN114409593B (en) * | 2022-01-20 | 2024-02-23 | 上海泾维化工科技有限公司 | Preparation method of 2-amino-5-methylpyridine |
| CN116903525B (en) * | 2023-07-19 | 2025-10-28 | 太原理工大学 | A method for synthesizing 2-aminopyridine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4405790A (en) * | 1982-04-08 | 1983-09-20 | Reilly Tar & Chemical Corp. | Process for preparing 2-alkylamino- and 2-amino-5-alkylpyridines |
| US4386209A (en) * | 1982-04-08 | 1983-05-31 | Reilly Tar & Chemical Corporation | Chichibabin reaction |
-
1995
- 1995-06-25 IL IL11431495A patent/IL114314A/en not_active IP Right Cessation
- 1995-06-26 WO PCT/US1995/008030 patent/WO1996000216A1/en not_active Ceased
- 1995-06-26 EP EP95924694A patent/EP0766675A4/en not_active Withdrawn
- 1995-06-26 HU HU9603557A patent/HU217172B/en not_active IP Right Cessation
- 1995-06-26 JP JP8503374A patent/JPH10502089A/en active Pending
- 1995-06-26 MX MX9606724A patent/MX9606724A/en unknown
- 1995-06-26 AU AU29100/95A patent/AU703530B2/en not_active Ceased
- 1995-06-26 CA CA 2193236 patent/CA2193236A1/en not_active Abandoned
- 1995-06-26 BR BR9508123A patent/BR9508123A/en not_active IP Right Cessation
- 1995-06-26 CN CN 95194733 patent/CN1156990A/en active Pending
- 1995-08-08 TW TW84108230A patent/TW306915B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| CN1156990A (en) | 1997-08-13 |
| AU703530B2 (en) | 1999-03-25 |
| AU2910095A (en) | 1996-01-19 |
| HUT76424A (en) | 1997-08-28 |
| WO1996000216A1 (en) | 1996-01-04 |
| EP0766675A4 (en) | 1997-09-24 |
| TW306915B (en) | 1997-06-01 |
| JPH10502089A (en) | 1998-02-24 |
| EP0766675A1 (en) | 1997-04-09 |
| HU9603557D0 (en) | 1997-02-28 |
| MX9606724A (en) | 1997-03-29 |
| CA2193236A1 (en) | 1996-01-04 |
| IL114314A (en) | 2000-12-06 |
| HU217172B (en) | 1999-12-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
| FF | Decision: intention to grant | ||
| FG9A | Patent or certificate of addition granted | ||
| B24C | Patent annual fee: request for for restoration |
Free format text: REFERENTE A 8A, 9A, 10A, 11A, 12A, 13A E 14A ANUIDADE(S). |
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| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AO NAO CUMPRIMENTO DO DESPACHO 24.3 NA RPI 2054 DE 18/05/2010 E COMPROVAR RECOLHIMENTO DA 15A, 16A, 17A E 18A ANUIDADES. |