SE394814B - Forfarande for framstellning av nikotinsyra eller isonikotinsyra - Google Patents
Forfarande for framstellning av nikotinsyra eller isonikotinsyraInfo
- Publication number
- SE394814B SE394814B SE7012821A SE1282170A SE394814B SE 394814 B SE394814 B SE 394814B SE 7012821 A SE7012821 A SE 7012821A SE 1282170 A SE1282170 A SE 1282170A SE 394814 B SE394814 B SE 394814B
- Authority
- SE
- Sweden
- Prior art keywords
- acid
- procedure
- preparation
- isonicotic
- nicotic
- 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
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 |
|---|---|
| SE394814B true SE394814B (sv) | 1977-07-11 |
Family
ID=4400679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7012821A SE394814B (sv) | 1969-09-24 | 1970-09-21 | Forfarande for framstellning av nikotinsyra eller isonikotinsyra |
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 DE DE19702046556 patent/DE2046556A1/de active Pending
- 1970-09-22 ES ES383857A patent/ES383857A1/es not_active Expired
- 1970-09-22 ZA ZA706488A patent/ZA706488B/xx unknown
- 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 JP JP8332370A patent/JPS5335950B1/ja active Pending
- 1970-09-24 RO RO64521A patent/RO59308A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA706488B (en) | 1972-04-26 |
| IT1035029B (it) | 1979-10-20 |
| BE756534A (fr) | 1971-03-01 |
| RO59308A (xx) | 1976-03-15 |
| FR2062985A1 (xx) | 1971-07-02 |
| JPS5335950B1 (xx) | 1978-09-29 |
| DE2046556A1 (de) | 1971-04-22 |
| AT300809B (de) | 1972-08-10 |
| ES383857A1 (es) | 1973-07-16 |
| FR2062985B1 (xx) | 1973-01-12 |
| NL7013937A (xx) | 1971-03-26 |
| CH515903A (de) | 1971-11-30 |
| GB1276776A (en) | 1972-06-07 |
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