AT300809B - Verfahren zur Herstellung von Pyridincarbonsäuren - Google Patents
Verfahren zur Herstellung von PyridincarbonsäurenInfo
- Publication number
- AT300809B AT300809B AT859970A AT859970A AT300809B AT 300809 B AT300809 B AT 300809B AT 859970 A AT859970 A AT 859970A AT 859970 A AT859970 A AT 859970A AT 300809 B AT300809 B AT 300809B
- Authority
- AT
- Austria
- Prior art keywords
- preparation
- pyridinecarboxylic acids
- pyridinecarboxylic
- acids
- 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
- C07D213/803—Processes of preparation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1441969A CH515903A (de) | 1969-09-24 | 1969-09-24 | Verfahren zur Herstellung von Pyridincarbonsäuren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT300809B true AT300809B (de) | 1972-08-10 |
Family
ID=4400679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT859970A AT300809B (de) | 1969-09-24 | 1970-09-23 | Verfahren zur Herstellung von Pyridincarbonsäuren |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5335950B1 (xx) |
| AT (1) | AT300809B (xx) |
| BE (1) | BE756534A (xx) |
| CH (1) | CH515903A (xx) |
| DE (1) | DE2046556A1 (xx) |
| ES (1) | ES383857A1 (xx) |
| FR (1) | FR2062985B1 (xx) |
| GB (1) | GB1276776A (xx) |
| IT (1) | IT1035029B (xx) |
| NL (1) | NL7013937A (xx) |
| RO (1) | RO59308A (xx) |
| SE (1) | SE394814B (xx) |
| ZA (1) | ZA706488B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3614019A1 (de) * | 1986-04-25 | 1987-11-05 | Degussa | Verfahren zur herstellung grobkristalliner nicotinsaeure hoher reinheit |
-
0
- BE BE756534D patent/BE756534A/xx unknown
-
1969
- 1969-09-24 CH CH1441969A patent/CH515903A/de not_active IP Right Cessation
-
1970
- 1970-09-18 IT IT7053499A patent/IT1035029B/it active
- 1970-09-21 SE SE7012821A patent/SE394814B/xx unknown
- 1970-09-21 NL NL7013937A patent/NL7013937A/xx unknown
- 1970-09-22 GB GB45147/70A patent/GB1276776A/en not_active Expired
- 1970-09-22 ES ES383857A patent/ES383857A1/es not_active Expired
- 1970-09-22 ZA ZA706488A patent/ZA706488B/xx unknown
- 1970-09-22 DE DE19702046556 patent/DE2046556A1/de active Pending
- 1970-09-23 AT AT859970A patent/AT300809B/de not_active IP Right Cessation
- 1970-09-23 FR FR707034518A patent/FR2062985B1/fr not_active Expired
- 1970-09-24 RO RO64521A patent/RO59308A/ro unknown
- 1970-09-24 JP JP8332370A patent/JPS5335950B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1276776A (en) | 1972-06-07 |
| IT1035029B (it) | 1979-10-20 |
| JPS5335950B1 (xx) | 1978-09-29 |
| ES383857A1 (es) | 1973-07-16 |
| CH515903A (de) | 1971-11-30 |
| BE756534A (fr) | 1971-03-01 |
| DE2046556A1 (de) | 1971-04-22 |
| FR2062985A1 (xx) | 1971-07-02 |
| ZA706488B (en) | 1972-04-26 |
| SE394814B (sv) | 1977-07-11 |
| FR2062985B1 (xx) | 1973-01-12 |
| NL7013937A (xx) | 1971-03-26 |
| RO59308A (xx) | 1976-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |