NL185205C - Werkwijze voor het winnen van pyridine en 3-methylpyridine. - Google Patents
Werkwijze voor het winnen van pyridine en 3-methylpyridine.Info
- Publication number
- NL185205C NL185205C NLAANVRAGE7613330,A NL7613330A NL185205C NL 185205 C NL185205 C NL 185205C NL 7613330 A NL7613330 A NL 7613330A NL 185205 C NL185205 C NL 185205C
- Authority
- NL
- Netherlands
- Prior art keywords
- methylpyridine
- pyridine
- collection
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752554946 DE2554946A1 (de) | 1975-12-06 | 1975-12-06 | Verfahren zur gewinnung von pyridin und 3-methylpyridin |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7613330A NL7613330A (nl) | 1977-06-08 |
| NL185205B NL185205B (nl) | 1989-09-18 |
| NL185205C true NL185205C (nl) | 1990-02-16 |
Family
ID=5963670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7613330,A NL185205C (nl) | 1975-12-06 | 1976-11-30 | Werkwijze voor het winnen van pyridine en 3-methylpyridine. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4237299A (nl) |
| JP (1) | JPS587625B2 (nl) |
| BE (1) | BE849086A (nl) |
| BR (1) | BR7608136A (nl) |
| CA (1) | CA1065869A (nl) |
| CH (1) | CH605757A5 (nl) |
| DE (1) | DE2554946A1 (nl) |
| FR (1) | FR2333798A1 (nl) |
| GB (1) | GB1497630A (nl) |
| IT (1) | IT1121688B (nl) |
| NL (1) | NL185205C (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2819196A1 (de) * | 1978-05-02 | 1979-11-15 | Degussa | Verfahren zur herstellung substituierter pyridine |
| FR2952057B1 (fr) * | 2009-11-04 | 2011-11-18 | Arkema France | Procede de synthese de pyridine et picolines bioressourcees |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2703804A (en) * | 1952-10-20 | 1955-03-08 | Phillips Petroleum Co | Production of substituted pyridines |
| BE790121A (fr) * | 1971-10-15 | 1973-02-01 | Degussa | Catalyseurs pour la preparation de pyridine et de 3-methylpyridine |
| DE2224160C3 (de) * | 1972-05-18 | 1979-10-04 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Verfahren zur Herstellung von Katalysatoren für die Herstellung von Pyridin und 3-Methylpyridin |
| DE2239801C3 (de) * | 1972-08-12 | 1979-08-23 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Verfahren zur Herstellung von Katalysatoren |
| DE2449340C2 (de) * | 1974-10-17 | 1987-04-09 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Pyridin und 3-Methylpyridin |
-
1975
- 1975-12-06 DE DE19752554946 patent/DE2554946A1/de active Granted
-
1976
- 1976-11-25 GB GB49182/76A patent/GB1497630A/en not_active Expired
- 1976-11-30 NL NLAANVRAGE7613330,A patent/NL185205C/nl not_active IP Right Cessation
- 1976-12-03 IT IT52468/76A patent/IT1121688B/it active
- 1976-12-03 BR BR7608136A patent/BR7608136A/pt unknown
- 1976-12-03 BE BE6045786A patent/BE849086A/xx not_active IP Right Cessation
- 1976-12-06 CA CA267,184A patent/CA1065869A/en not_active Expired
- 1976-12-06 US US05/748,041 patent/US4237299A/en not_active Expired - Lifetime
- 1976-12-06 CH CH1531876A patent/CH605757A5/xx not_active IP Right Cessation
- 1976-12-06 FR FR7636702A patent/FR2333798A1/fr active Granted
- 1976-12-06 JP JP51146432A patent/JPS587625B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL185205B (nl) | 1989-09-18 |
| GB1497630A (en) | 1978-01-12 |
| DE2554946A1 (de) | 1977-06-23 |
| US4237299A (en) | 1980-12-02 |
| FR2333798B1 (nl) | 1981-07-31 |
| CA1065869A (en) | 1979-11-06 |
| CH605757A5 (nl) | 1978-10-13 |
| BE849086A (fr) | 1977-06-03 |
| JPS5271475A (en) | 1977-06-14 |
| DE2554946C2 (nl) | 1988-09-29 |
| NL7613330A (nl) | 1977-06-08 |
| BR7608136A (pt) | 1977-11-22 |
| IT1121688B (it) | 1986-04-10 |
| FR2333798A1 (fr) | 1977-07-01 |
| JPS587625B2 (ja) | 1983-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: DEGUSSA AKTIENGESELLSCHAFT |
|
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V1 | Lapsed because of non-payment of the annual fee |