ES354787A1 - Procedimiento para la preparacion de nuevos derivados de piridina. - Google Patents

Procedimiento para la preparacion de nuevos derivados de piridina.

Info

Publication number
ES354787A1
ES354787A1 ES354787A ES354787A ES354787A1 ES 354787 A1 ES354787 A1 ES 354787A1 ES 354787 A ES354787 A ES 354787A ES 354787 A ES354787 A ES 354787A ES 354787 A1 ES354787 A1 ES 354787A1
Authority
ES
Spain
Prior art keywords
hydroxymethyl
pyridine
methylene
sulfur
methyl
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
Application number
ES354787A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck KGaA
Original Assignee
E Merck AG
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 E Merck AG filed Critical E Merck AG
Publication of ES354787A1 publication Critical patent/ES354787A1/es
Expired legal-status Critical Current

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00—Drugs for disorders of the nervous system
    • A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biomedical Technology (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Psychiatry (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Hospice & Palliative Care (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyridine Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
ES354787A 1967-06-08 1968-06-07 Procedimiento para la preparacion de nuevos derivados de piridina. Expired ES354787A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1695428A DE1695428C3 (de) 1967-06-08 1967-06-08 Derivate des 5-Mercaptopyridoxins und Verfahren zu deren Herstellung
DE19681770222 DE1770222A1 (de) 1967-06-08 1968-04-18 Neue schwefelhaltige Pyridinderivate

Publications (1)

Publication Number Publication Date
ES354787A1 true ES354787A1 (es) 1969-11-01

Family

ID=25755557

Family Applications (1)

Application Number Title Priority Date Filing Date
ES354787A Expired ES354787A1 (es) 1967-06-08 1968-06-07 Procedimiento para la preparacion de nuevos derivados de piridina.

Country Status (10)

Country Link
US (2) US3625949A (es)
JP (1) JPS5250793B1 (es)
AT (2) AT278792B (es)
CH (9) CH560191A5 (es)
DE (2) DE1695428C3 (es)
ES (1) ES354787A1 (es)
FR (1) FR7678M (es)
GB (1) GB1156769A (es)
NL (1) NL155730B (es)
SE (1) SE346995B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI61881C (fi) * 1975-05-09 1982-10-11 Merck & Co Inc Foerfarande foer framstaellning av farmaceutiskt anvaendbara alkansulfonater av 2-metyl-3-hydroxi-4-hydroximetyl-5-merkaptometylpyridin
US4046897A (en) * 1975-05-09 1977-09-06 Merck & Co., Inc. 5-Mercaptopyridoxine alkanesulfonates and methods of use and pharmaceutical compositions
BRPI0413347A (pt) 2003-08-06 2006-10-10 Senomyx Inc novos sabores, modificadores de sabor, agentes de sabor, realçadores de sabor, agentes de sabor e/ou realçadores umami ou doces, e utilização correspondente
US20060045953A1 (en) * 2004-08-06 2006-03-02 Catherine Tachdjian Aromatic amides and ureas and their uses as sweet and/or umami flavor modifiers, tastants and taste enhancers
EP1850681B1 (en) * 2005-02-04 2019-12-18 Firmenich Incorporated Compounds comprising linked hetero aryl moieties and their use as novel umami flavor modifiers, tastants and taste enhancers for comestible compositions
WO2006084184A2 (en) * 2005-02-04 2006-08-10 Senomyx, Inc. Molecules comprising linked organic moieties as flavor modifiers for comestible compositions
TW200715993A (en) * 2005-06-15 2007-05-01 Senomyx Inc Bis-aromatic amides and their uses as sweet flavor modifiers, tastants, and taste enhancers
EP3398452A3 (en) 2006-04-21 2018-11-28 Senomyx, Inc. Comestible compositions comprising high potency savory flavorants, and processes for producing them

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE633927A (es) * 1958-03-21

Also Published As

Publication number Publication date
SE346995B (es) 1972-07-24
NL6808029A (es) 1968-12-09
JPS5250793B1 (es) 1977-12-27
CH565765A5 (es) 1975-08-29
US3625949A (en) 1971-12-07
US3755336A (en) 1973-08-28
DE1695428C3 (de) 1978-10-05
GB1156769A (en) 1969-07-02
DE1695428A1 (de) 1971-04-15
CH551973A (de) 1974-07-31
NL155730B (nl) 1978-02-15
AT278793B (de) 1970-02-10
CH565764A5 (es) 1975-08-29
CH551972A (de) 1974-07-31
AT278792B (de) 1970-02-10
CH554863A (de) 1974-10-15
CH552590A (de) 1974-08-15
CH560191A5 (es) 1975-03-27
FR7678M (es) 1970-02-16
DE1695428B2 (de) 1978-02-02
DE1770222A1 (de) 1971-11-11
CH560192A5 (es) 1975-03-27
CH555827A (de) 1974-11-15

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