BE731900A - - Google Patents
Info
- Publication number
- BE731900A BE731900A BE731900DA BE731900A BE 731900 A BE731900 A BE 731900A BE 731900D A BE731900D A BE 731900DA BE 731900 A BE731900 A BE 731900A
- Authority
- BE
- Belgium
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
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/65—One oxygen atom attached in position 3 or 5
- C07D213/66—One oxygen atom attached in position 3 or 5 having in position 3 an oxygen atom and in each of the positions 4 and 5 a carbon atom bound to an oxygen, sulphur, or nitrogen atom, e.g. pyridoxal
- C07D213/67—2-Methyl-3-hydroxy-4,5-bis(hydroxy-methyl)pyridine, i.e. pyridoxine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR149333A FR7419M (fr) | 1968-04-24 | 1968-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE731900A true BE731900A (fr) | 1969-10-01 |
Family
ID=8649366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE731900D BE731900A (fr) | 1968-04-24 | 1969-04-23 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE731900A (fr) |
| DE (1) | DE1920673B1 (fr) |
| FR (1) | FR7419M (fr) |
| OA (1) | OA04238A (fr) |
-
1968
- 1968-04-24 FR FR149333A patent/FR7419M/fr not_active Expired
-
1969
- 1969-04-23 OA OA53591A patent/OA04238A/fr unknown
- 1969-04-23 BE BE731900D patent/BE731900A/xx unknown
- 1969-04-23 DE DE19691920673 patent/DE1920673B1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1920673B1 (de) | 1971-04-08 |
| FR7419M (fr) | 1969-11-12 |
| OA04238A (fr) | 1979-12-31 |