FR1067969A - Procédé pour la préparation d'acide nicotinique pur - Google Patents
Procédé pour la préparation d'acide nicotinique purInfo
- Publication number
- FR1067969A FR1067969A FR1067969DA FR1067969A FR 1067969 A FR1067969 A FR 1067969A FR 1067969D A FR1067969D A FR 1067969DA FR 1067969 A FR1067969 A FR 1067969A
- Authority
- FR
- France
- Prior art keywords
- preparation
- nicotinic acid
- pure nicotinic
- pure
- acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1067969X | 1951-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1067969A true FR1067969A (fr) | 1954-06-21 |
Family
ID=4555773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1067969D Expired FR1067969A (fr) | 1951-10-04 | 1952-09-01 | Procédé pour la préparation d'acide nicotinique pur |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1067969A (fr) |
-
1952
- 1952-09-01 FR FR1067969D patent/FR1067969A/fr not_active Expired
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