BE747826A - Procede pour la preparation de derives de pyridine - Google Patents

Procede pour la preparation de derives de pyridine

Info

Publication number
BE747826A
BE747826A BE747826DA BE747826A BE 747826 A BE747826 A BE 747826A BE 747826D A BE747826D A BE 747826DA BE 747826 A BE747826 A BE 747826A
Authority
BE
Belgium
Prior art keywords
preparation
pyridine derivatives
pyridine
derivatives
Prior art date
Application number
Other languages
English (en)
Original Assignee
Hoffmann La Roche
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of BE747826A publication Critical patent/BE747826A/fr

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)
BE747826D 1969-03-25 1970-03-23 Procede pour la preparation de derives de pyridine BE747826A (fr)

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
BE747826A true BE747826A (fr) 1970-09-23

Family

ID=4276599

Family Applications (1)

Application Number Title Priority Date Filing Date
BE747826D BE747826A (fr) 1969-03-25 1970-03-23 Procede pour la preparation de derives de pyridine

Country Status (9)

Country Link
BE (1) BE747826A (fr)
CH (1) CH505095A (fr)
DE (1) DE2008854C3 (fr)
DK (1) DK126195B (fr)
FR (1) FR2039904A5 (fr)
GB (1) GB1293843A (fr)
NL (1) NL7002658A (fr)
SE (1) SE383516B (fr)
SU (1) SU416937A3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2008854B2 (de) 1978-02-02
FR2039904A5 (fr) 1971-01-15
SU416937A3 (ru) 1974-02-25
SE383516B (sv) 1976-03-15
NL7002658A (fr) 1970-09-29
DK126195B (da) 1973-06-18
DE2008854A1 (de) 1970-10-01
GB1293843A (en) 1972-10-25
CH505095A (de) 1971-03-31
DE2008854C3 (de) 1978-10-05

Similar Documents

Publication Publication Date Title
BE771964A (fr) Procede pour la preparation de derives du benzo-cyclohepta-thiophene
RO62274A (fr) Procede pour la preparation des derives de pyridine
BE744641A (fr) Procede pour la preparation de 2-mercapto-benzthiazol
BE758380A (fr) Procede de preparation de derives d'aryl-cetones
BE761028A (fr) Procede pour la preparation de derives de polyeniques
BE745938A (fr) Procede pour la preparation de cycloalcenones
BE750991A (fr) Procede pour la preparation de tetrahydrothiophene
BE754225A (fr) Procede pour la preparation de derives polyeniques
BE772818A (fr) Procede pour la preparation de derives de
BE754504A (fr) Procede pour la preparation de benzothiazylsulfenamides
RO76964A (fr) Procede pour la preparation des derives de neriifoline
BE754559A (fr) Procede pour la preparation de trimethylhydroquinone
BE745469A (fr) Procede pour la preparation de gamma-cyanobutyraldimines
BE747826A (fr) Procede pour la preparation de derives de pyridine
BE748143A (fr) Procede pour la preparation de piperidine
BE744457A (fr) Procede pour la preparation de derives de benzodiazepine
BE744703A (fr) Procede pour la preparation de derives de
BE746885A (fr) Procede de preparation de derives de la
BE801225A (fr) Procede pour la preparation de derives de tricyclohe xyletain
BE748356A (fr) Procede pour la preparation de 19-nor-steroides
BE757670A (fr) Procede pour la preparation de 2-methyl-4-halogeno-but-2- en-1-als
BE749172A (fr) Procede pour la preparation de derives de phenazine
BE755108R (fr) Procede pour la preparation de polyacyloxalamidrazones (
BE774676A (fr) Procede pour la preparation de derives de phenylalanine
BE747395A (fr) Procede pour la preparation de mono- et bis-carbodiimide