DK142280C - PROCEDURE FOR THE PREPARATION OF 4-AMINOPYRIDINES - Google Patents
PROCEDURE FOR THE PREPARATION OF 4-AMINOPYRIDINESInfo
- Publication number
- DK142280C DK142280C DK142276A DK142276A DK142280C DK 142280 C DK142280 C DK 142280C DK 142276 A DK142276 A DK 142276A DK 142276 A DK142276 A DK 142276A DK 142280 C DK142280 C DK 142280C
- Authority
- DK
- Denmark
- Prior art keywords
- aminopyridines
- procedure
- preparation
- 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
- C07D213/72—Nitrogen atoms
- C07D213/73—Unsubstituted amino or imino radicals
-
- 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
- C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752517774 DE2517774C3 (en) | 1975-04-18 | 1975-04-18 | Process for the preparation of 4-aminopyridines |
| DE2517774 | 1975-04-18 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK142276A DK142276A (en) | 1976-10-19 |
| DK142280B DK142280B (en) | 1980-10-06 |
| DK142280C true DK142280C (en) | 1981-06-29 |
Family
ID=5944672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK142276A DK142280C (en) | 1975-04-18 | 1976-03-30 | PROCEDURE FOR THE PREPARATION OF 4-AMINOPYRIDINES |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS604817B2 (en) |
| BE (1) | BE840874A (en) |
| CA (1) | CA1054604A (en) |
| CH (1) | CH597189A5 (en) |
| DE (1) | DE2517774C3 (en) |
| DK (1) | DK142280C (en) |
| FR (1) | FR2307802A1 (en) |
| GB (1) | GB1548763A (en) |
| IE (1) | IE43092B1 (en) |
| IT (1) | IT1063241B (en) |
| LU (1) | LU74766A1 (en) |
| MX (1) | MX3299E (en) |
| NL (1) | NL7604013A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4390710A (en) | 1981-10-19 | 1983-06-28 | Ppg Industries, Inc. | Catalyst system for manufacturing p-chlorophenyl-N-methyl carbamate |
| EP1424327A3 (en) * | 1997-08-01 | 2004-07-07 | Reilly Industries, Inc. | 4-[(di)alkylamino]pyridines as heat stable supernucleophilic catalysts |
-
1975
- 1975-04-18 DE DE19752517774 patent/DE2517774C3/en not_active Expired
-
1976
- 1976-03-30 DK DK142276A patent/DK142280C/en not_active IP Right Cessation
- 1976-04-12 MX MX16676U patent/MX3299E/en unknown
- 1976-04-12 GB GB1481376A patent/GB1548763A/en not_active Expired
- 1976-04-14 LU LU74766A patent/LU74766A1/xx unknown
- 1976-04-14 CH CH478976A patent/CH597189A5/xx not_active IP Right Cessation
- 1976-04-15 IE IE80776A patent/IE43092B1/en unknown
- 1976-04-15 NL NL7604013A patent/NL7604013A/en not_active Application Discontinuation
- 1976-04-16 BE BE166257A patent/BE840874A/en not_active IP Right Cessation
- 1976-04-16 IT IT2240676A patent/IT1063241B/en active
- 1976-04-16 FR FR7611335A patent/FR2307802A1/en active Granted
- 1976-04-19 JP JP4440976A patent/JPS604817B2/en not_active Expired
- 1976-10-18 CA CA263609A patent/CA1054604A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7604013A (en) | 1976-10-20 |
| IE43092B1 (en) | 1980-12-17 |
| IE43092L (en) | 1976-10-18 |
| CA1054604A (en) | 1979-05-15 |
| JPS604817B2 (en) | 1985-02-06 |
| BE840874A (en) | 1976-10-18 |
| DK142280B (en) | 1980-10-06 |
| DE2517774C3 (en) | 1980-10-30 |
| LU74766A1 (en) | 1976-11-11 |
| DE2517774A1 (en) | 1976-10-28 |
| MX3299E (en) | 1980-08-29 |
| IT1063241B (en) | 1985-02-11 |
| FR2307802A1 (en) | 1976-11-12 |
| DE2517774B2 (en) | 1980-02-28 |
| DK142276A (en) | 1976-10-19 |
| FR2307802B1 (en) | 1979-05-11 |
| GB1548763A (en) | 1979-07-18 |
| JPS51128973A (en) | 1976-11-10 |
| CH597189A5 (en) | 1978-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |