DK126195B - Fremgangsmåde til fremstilling af pyridoxin eller syreadditionssalte deraf. - Google Patents
Fremgangsmåde til fremstilling af pyridoxin eller syreadditionssalte deraf.Info
- Publication number
- DK126195B DK126195B DK131470A DK131470A DK126195B DK 126195 B DK126195 B DK 126195B DK 131470 A DK131470 A DK 131470A DK 131470 A DK131470 A DK 131470A DK 126195 B DK126195 B DK 126195B
- Authority
- DK
- Denmark
- Prior art keywords
- pyridoxine
- preparation
- acid addition
- addition salts
- salts
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- 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)
- Pyridine Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH446569A CH505095A (de) | 1969-03-25 | 1969-03-25 | Verfahren zur Herstellung von Pyridoxin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK126195B true DK126195B (da) | 1973-06-18 |
Family
ID=4276599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK131470A DK126195B (da) | 1969-03-25 | 1970-03-17 | Fremgangsmåde til fremstilling af pyridoxin eller syreadditionssalte deraf. |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE747826A (da) |
| CH (1) | CH505095A (da) |
| DE (1) | DE2008854C3 (da) |
| DK (1) | DK126195B (da) |
| FR (1) | FR2039904A5 (da) |
| GB (1) | GB1293843A (da) |
| NL (1) | NL7002658A (da) |
| SE (1) | SE383516B (da) |
| SU (1) | SU416937A3 (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5699461A (en) * | 1980-01-11 | 1981-08-10 | Takeda Chem Ind Ltd | Preparation of pyridine derivative |
| DE3013086A1 (de) * | 1980-04-03 | 1981-10-15 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftstoffeinspritzventil |
-
1969
- 1969-03-25 CH CH446569A patent/CH505095A/de not_active IP Right Cessation
-
1970
- 1970-02-25 NL NL7002658A patent/NL7002658A/xx not_active Application Discontinuation
- 1970-02-25 DE DE19702008854 patent/DE2008854C3/de not_active Expired
- 1970-03-17 DK DK131470A patent/DK126195B/da unknown
- 1970-03-19 GB GB1325970A patent/GB1293843A/en not_active Expired
- 1970-03-23 BE BE747826D patent/BE747826A/xx unknown
- 1970-03-23 SU SU1417314A patent/SU416937A3/ru active
- 1970-03-24 FR FR7010501A patent/FR2039904A5/fr not_active Expired
- 1970-03-25 SE SE422070A patent/SE383516B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2008854A1 (de) | 1970-10-01 |
| SE383516B (sv) | 1976-03-15 |
| DE2008854C3 (de) | 1978-10-05 |
| FR2039904A5 (da) | 1971-01-15 |
| NL7002658A (da) | 1970-09-29 |
| CH505095A (de) | 1971-03-31 |
| BE747826A (fr) | 1970-09-23 |
| DE2008854B2 (de) | 1978-02-02 |
| SU416937A3 (ru) | 1974-02-25 |
| GB1293843A (en) | 1972-10-25 |
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