DE1670514C3 - Katalytisches Verfahren zur Herstellung von Pyridin - Google Patents
Katalytisches Verfahren zur Herstellung von PyridinInfo
- Publication number
- DE1670514C3 DE1670514C3 DE1670514A DE1670514A DE1670514C3 DE 1670514 C3 DE1670514 C3 DE 1670514C3 DE 1670514 A DE1670514 A DE 1670514A DE 1670514 A DE1670514 A DE 1670514A DE 1670514 C3 DE1670514 C3 DE 1670514C3
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- reaction
- acetaldehyde
- mixture
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3732/65A GB1070664A (en) | 1965-01-28 | 1965-01-28 | Pyridine production |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1670514A1 DE1670514A1 (de) | 1972-03-30 |
| DE1670514B2 DE1670514B2 (de) | 1974-07-18 |
| DE1670514C3 true DE1670514C3 (de) | 1975-03-20 |
Family
ID=9763912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1670514A Expired DE1670514C3 (de) | 1965-01-28 | 1966-01-26 | Katalytisches Verfahren zur Herstellung von Pyridin |
Country Status (5)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3527754A (en) * | 1966-02-19 | 1970-09-08 | Teijin Ltd | Process for the preparation of lactams |
| US3932421A (en) * | 1967-07-13 | 1976-01-13 | Koei Chemical Company, Ltd. | Process for producing alkylpyridines |
| US3946020A (en) * | 1970-12-28 | 1976-03-23 | Koei Chemical Co., Ltd. | Process for producing pyridine bases |
| GB1490927A (en) * | 1975-08-22 | 1977-11-02 | Ici Ltd | Process for the manufacture of pyridine and/or methyl pyridines |
| US4675410A (en) * | 1983-07-11 | 1987-06-23 | Nepera Inc. | Process for the production of pyridine or alkyl substituted pyridines |
| US5752425A (en) * | 1995-12-25 | 1998-05-19 | Chuo Precision Industrial Co., Ltd. | Microtome |
| DE19630382C2 (de) * | 1996-07-29 | 1999-08-12 | Leica Microsystems | Mikrotom zur Herstellung von Dünnschnitten |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB742643A (en) * | 1951-08-23 | 1955-12-30 | Robinson Bros Ltd | Improvements in the synthesis of nitrogenous bases |
| GB887688A (en) * | 1959-11-19 | 1962-01-24 | Distillers Co Yeast Ltd | Production of beta-picoline |
-
0
- NL NL131476D patent/NL131476C/xx active
-
1965
- 1965-01-28 GB GB3732/65A patent/GB1070664A/en not_active Expired
-
1966
- 1966-01-11 US US519974A patent/US3381011A/en not_active Expired - Lifetime
- 1966-01-25 NL NL6600923A patent/NL6600923A/xx unknown
- 1966-01-26 DE DE1670514A patent/DE1670514C3/de not_active Expired
- 1966-01-26 BE BE675605D patent/BE675605A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL131476C (US20050192411A1-20050901-C00001.png) | |
| BE675605A (US20050192411A1-20050901-C00001.png) | 1966-07-26 |
| DE1670514A1 (de) | 1972-03-30 |
| DE1670514B2 (de) | 1974-07-18 |
| US3381011A (en) | 1968-04-30 |
| NL6600923A (US20050192411A1-20050901-C00001.png) | 1966-07-29 |
| GB1070664A (en) | 1967-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 |