ES313451A1 - Un procedimiento para la preparacion de derivados de piridina. - Google Patents
Un procedimiento para la preparacion de derivados de piridina.Info
- Publication number
- ES313451A1 ES313451A1 ES0313451A ES313451A ES313451A1 ES 313451 A1 ES313451 A1 ES 313451A1 ES 0313451 A ES0313451 A ES 0313451A ES 313451 A ES313451 A ES 313451A ES 313451 A1 ES313451 A1 ES 313451A1
- Authority
- ES
- Spain
- Prior art keywords
- formula
- compound
- taken together
- lower alkyl
- grouping
- 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
- 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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH692164A CH451137A (de) | 1964-05-27 | 1964-05-27 | Verfahren zur Herstellung von Pyridinderivaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES313451A1 true ES313451A1 (es) | 1966-02-01 |
Family
ID=4317129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0313451A Expired ES313451A1 (es) | 1964-05-27 | 1965-05-26 | Un procedimiento para la preparacion de derivados de piridina. |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3296275A (es) |
| AT (1) | AT278255B (es) |
| BE (1) | BE664497A (es) |
| BR (1) | BR6569731D0 (es) |
| CH (1) | CH451137A (es) |
| DE (1) | DE1545943A1 (es) |
| DK (1) | DK119705B (es) |
| ES (1) | ES313451A1 (es) |
| GB (1) | GB1034050A (es) |
| IL (1) | IL23496A (es) |
| NL (1) | NL145228B (es) |
| NO (1) | NO121662B (es) |
| SE (1) | SE334359B (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3410856A (en) * | 1965-10-21 | 1968-11-12 | Merck & Co Inc | Intermediates and process for preparing vitamin b6 |
| WO2005049618A1 (en) * | 2003-11-19 | 2005-06-02 | Dsm Ip Assets B.V. | Manufacture of vitamin b6 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3250778A (en) * | 1962-11-29 | 1966-05-10 | Hoffmann La Roche | Intermediates for and synthesis of vitamin b and related compounds |
-
1964
- 1964-05-27 CH CH692164A patent/CH451137A/de unknown
-
1965
- 1965-04-21 AT AT364465A patent/AT278255B/de not_active IP Right Cessation
- 1965-04-22 DE DE19651545943 patent/DE1545943A1/de active Pending
- 1965-05-09 IL IL23496A patent/IL23496A/xx unknown
- 1965-05-10 US US454651A patent/US3296275A/en not_active Expired - Lifetime
- 1965-05-19 BR BR169731/65A patent/BR6569731D0/pt unknown
- 1965-05-19 GB GB21229/65A patent/GB1034050A/en not_active Expired
- 1965-05-25 DK DK262565AA patent/DK119705B/da unknown
- 1965-05-26 SE SE06975/65A patent/SE334359B/xx unknown
- 1965-05-26 ES ES0313451A patent/ES313451A1/es not_active Expired
- 1965-05-26 NL NL656506703A patent/NL145228B/xx unknown
- 1965-05-26 BE BE664497D patent/BE664497A/xx unknown
- 1965-05-26 NO NO158242A patent/NO121662B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR6569731D0 (pt) | 1973-08-02 |
| DK119705B (da) | 1971-02-15 |
| SE334359B (es) | 1971-04-26 |
| BE664497A (es) | 1965-11-26 |
| CH451137A (de) | 1968-05-15 |
| IL23496A (en) | 1969-05-28 |
| GB1034050A (en) | 1966-06-29 |
| NL145228B (nl) | 1975-03-17 |
| NO121662B (es) | 1971-03-29 |
| NL6506703A (es) | 1965-11-29 |
| US3296275A (en) | 1967-01-03 |
| DE1545943A1 (de) | 1972-04-06 |
| AT278255B (de) | 1970-01-26 |
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