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
- translation
- 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
- 238000000034 method Methods 0.000 title abstract 2
- 150000003222 pyridines Chemical class 0.000 title abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 5
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 2
- 125000004430 oxygen atom Chemical group O* 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- 238000005698 Diels-Alder reaction Methods 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000000654 additive Substances 0.000 abstract 1
- 230000000996 additive effect Effects 0.000 abstract 1
- 125000003342 alkenyl group Chemical group 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
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)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (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 |
| EP1685133A1 (en) * | 2003-11-19 | 2006-08-02 | 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 GB GB21229/65A patent/GB1034050A/en not_active Expired
- 1965-05-19 BR BR169731/65A patent/BR6569731D0/pt unknown
- 1965-05-25 DK DK262565AA patent/DK119705B/da unknown
- 1965-05-26 SE SE06975/65A patent/SE334359B/xx unknown
- 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
- 1965-05-26 ES ES0313451A patent/ES313451A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK119705B (da) | 1971-02-15 |
| NO121662B (es) | 1971-03-29 |
| IL23496A (en) | 1969-05-28 |
| CH451137A (de) | 1968-05-15 |
| AT278255B (de) | 1970-01-26 |
| DE1545943A1 (de) | 1972-04-06 |
| NL145228B (nl) | 1975-03-17 |
| BR6569731D0 (pt) | 1973-08-02 |
| SE334359B (es) | 1971-04-26 |
| NL6506703A (es) | 1965-11-29 |
| US3296275A (en) | 1967-01-03 |
| GB1034050A (en) | 1966-06-29 |
| BE664497A (es) | 1965-11-26 |
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