NL7309202A - - Google Patents
Info
- Publication number
- NL7309202A NL7309202A NL7309202A NL7309202A NL7309202A NL 7309202 A NL7309202 A NL 7309202A NL 7309202 A NL7309202 A NL 7309202A NL 7309202 A NL7309202 A NL 7309202A NL 7309202 A NL7309202 A NL 7309202A
- Authority
- NL
- Netherlands
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
- C07D213/10—Preparation by ring-closure involving the use of ammonia, amines, amine salts, or nitriles from acetaldehyde or cyclic polymers thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00274020A US3846435A (en) | 1972-07-21 | 1972-07-21 | Process for the production of 2-methyl-5-ethyl pyridine |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7309202A true NL7309202A (US20030157376A1-20030821-M00001.png) | 1974-01-23 |
| NL184272B NL184272B (nl) | 1989-01-02 |
| NL184272C NL184272C (nl) | 1989-06-01 |
Family
ID=23046435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7309202,A NL184272C (nl) | 1972-07-21 | 1973-07-02 | Werkwijze voor het bereiden van 2-methyl-5-ethylpyridine. |
Country Status (10)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3161757D1 (en) * | 1980-05-23 | 1984-02-02 | Lonza Ag | Process for the preparation of 3-picoline |
| FI814007L (fi) * | 1981-01-09 | 1982-07-10 | Lonza Ag | Foerfarande foer framstaellning av 3-pikolin |
| CH660733A5 (de) * | 1981-09-29 | 1987-06-15 | Lonza Ag | Verfahren zur herstellung von 3-picolin. |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2769007A (en) * | 1956-10-30 | Manufacture of a pyridine homologue | ||
| BE541723A (US20030157376A1-20030821-M00001.png) * | ||||
| US2615022A (en) * | 1949-12-27 | 1952-10-21 | Phillips Petroleum Co | Production of substituted pyridines |
| US2745833A (en) * | 1950-05-29 | 1956-05-15 | Phillips Petroleum Co | Production of substituted pyridiens |
| US2717897A (en) * | 1951-03-28 | 1955-09-13 | Union Carbide & Carbon Corp | Process for making substituted pyridines |
| US2844583A (en) * | 1952-10-20 | 1958-07-22 | Celanese Corp | Production of 2-methyl-5-ethylpyridine |
| US2745835A (en) * | 1952-11-17 | 1956-05-15 | Phillips Petroleum Co | Continuous process for production of alkyl pyridines |
| US2935513A (en) * | 1957-09-10 | 1960-05-03 | Takeda Pharmaceutical | Continuous production of 2-methyl-5-ethylpyridine |
-
1972
- 1972-07-21 US US00274020A patent/US3846435A/en not_active Expired - Lifetime
-
1973
- 1973-07-02 NL NLAANVRAGE7309202,A patent/NL184272C/xx not_active IP Right Cessation
- 1973-07-10 AU AU57935/73A patent/AU471092B2/en not_active Expired
- 1973-07-11 IT IT51406/73A patent/IT989840B/it active
- 1973-07-16 GB GB3385773A patent/GB1413398A/en not_active Expired
- 1973-07-19 CA CA176,835A patent/CA1010044A/en not_active Expired
- 1973-07-19 FR FR7326474A patent/FR2193821B1/fr not_active Expired
- 1973-07-20 CH CH1070573A patent/CH584199A5/xx not_active IP Right Cessation
- 1973-07-20 DE DE2337087A patent/DE2337087C2/de not_active Expired
- 1973-07-20 JP JP48080777A patent/JPS4943982A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH584199A5 (US20030157376A1-20030821-M00001.png) | 1977-01-31 |
| DE2337087A1 (de) | 1974-02-07 |
| DE2337087C2 (de) | 1982-09-23 |
| FR2193821A1 (US20030157376A1-20030821-M00001.png) | 1974-02-22 |
| JPS4943982A (US20030157376A1-20030821-M00001.png) | 1974-04-25 |
| NL184272C (nl) | 1989-06-01 |
| AU5793573A (en) | 1975-01-16 |
| GB1413398A (en) | 1975-11-12 |
| FR2193821B1 (US20030157376A1-20030821-M00001.png) | 1977-08-12 |
| AU471092B2 (en) | 1975-01-16 |
| IT989840B (it) | 1975-06-10 |
| NL184272B (nl) | 1989-01-02 |
| US3846435A (en) | 1974-11-05 |
| CA1010044A (en) | 1977-05-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| 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 |