RO59308A - - Google Patents
Info
- Publication number
- RO59308A RO59308A RO64521A RO6452170A RO59308A RO 59308 A RO59308 A RO 59308A RO 64521 A RO64521 A RO 64521A RO 6452170 A RO6452170 A RO 6452170A RO 59308 A RO59308 A RO 59308A
- Authority
- RO
- Romania
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 |
|---|---|
| RO59308A true RO59308A (xx) | 1976-03-15 |
Family
ID=4400679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO64521A RO59308A (xx) | 1969-09-24 | 1970-09-24 |
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 |
| AT300809B (de) | 1972-08-10 |
| 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 |