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BE742641A - Noveaux derive sulfures de pyridine et leur procede de preparation - Google Patents

Noveaux derive sulfures de pyridine et leur procede de preparation

Info

Publication number
BE742641A
BE742641A BE742641A BE742641A BE742641A BE 742641 A BE742641 A BE 742641A BE 742641 A BE742641 A BE 742641A BE 742641 A BE742641 A BE 742641A BE 742641 A BE742641 A BE 742641A
Authority
BE
Belgium
Prior art keywords
sulphides
preparation process
new pyridine
pyridine
new
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
BE742641A
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 E AG
Original Assignee
Merck E 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 Merck E AG filed Critical Merck E AG
Publication of BE742641A publication Critical patent/BE742641A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P19/00—Drugs for skeletal disorders
    • A61P19/06—Antigout agents, e.g. antihyperuricemic or uricosuric agents
    • 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
    • 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
    • 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)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Neurology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Neurosurgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Hospice & Palliative Care (AREA)
  • Psychiatry (AREA)
  • Pain & Pain Management (AREA)
  • Rheumatology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Pyridine Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE742641A 1968-12-05 1969-12-04 Noveaux derive sulfures de pyridine et leur procede de preparation Expired BE742641A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1812794A DE1812794C3 (de) 1968-12-05 1968-12-05 2-Methyl-3-hydroxy-5-methylthiomethylpyridinderivate und Verfahren zu deren Herstellung

Publications (1)

Publication Number Publication Date
BE742641A true BE742641A (fr) 1970-06-04

Family

ID=5715283

Family Applications (1)

Application Number Title Priority Date Filing Date
BE742641A Expired BE742641A (fr) 1968-12-05 1969-12-04 Noveaux derive sulfures de pyridine et leur procede de preparation

Country Status (16)

Country Link
US (2) US3658825A (fr)
JP (1) JPS5243834B1 (fr)
AT (4) AT309430B (fr)
BE (1) BE742641A (fr)
BR (1) BR6914813D0 (fr)
CH (4) CH545291A (fr)
CS (3) CS164837B2 (fr)
DE (1) DE1812794C3 (fr)
DK (1) DK141050B (fr)
ES (1) ES374266A1 (fr)
FR (1) FR2025454A1 (fr)
GB (1) GB1263370A (fr)
IL (1) IL33437A (fr)
IT (1) IT7947631A0 (fr)
NL (1) NL167421C (fr)
SE (1) SE366310B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5336441A (en) * 1991-05-29 1994-08-09 Petrolite Corporation Corrosion inhibition in highly acidic environments by use of pyridine salts in combination with certain cationic surfactants

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220422B (de) * 1963-09-07 1966-07-07 Merck Ag E Verfahren zur Herstellung eines neuen Bis-pyridyl-methyl-disulfids
US3525749A (en) * 1969-03-19 1970-08-25 Merck & Co Inc Certain 1,3-dioxepino-(5,6-c)-pyridines

Also Published As

Publication number Publication date
CH562797A5 (de) 1975-06-13
CS164837B2 (fr) 1975-11-28
FR2025454B1 (fr) 1974-05-24
ES374266A1 (es) 1972-03-16
AT311970B (de) 1973-12-10
CH544756A (de) 1973-11-30
GB1263370A (en) 1972-02-09
US3759930A (en) 1973-09-18
DK141050C (fr) 1980-06-16
US3658825A (en) 1972-04-25
DE1812794C3 (de) 1978-10-05
BR6914813D0 (pt) 1973-03-08
AT309427B (de) 1973-08-27
DE1812794A1 (de) 1970-07-02
IL33437A0 (en) 1970-01-29
AT309430B (de) 1973-08-27
IL33437A (en) 1973-03-30
CH545291A (de) 1974-01-31
NL6918252A (nl) 1970-06-09
JPS5243834B1 (fr) 1977-11-02
SE366310B (sv) 1974-04-22
CH544757A (de) 1974-01-15
DE1812794B2 (de) 1978-02-02
NL167421C (nl) 1981-12-16
AT311347B (de) 1973-11-12
CS164836B2 (fr) 1975-11-28
CS164838B2 (fr) 1975-11-28
DK141050B (da) 1979-12-31
FR2025454A1 (fr) 1970-09-11
NL167421B (nl) 1981-07-16
IT7947631A0 (it) 1979-01-15

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MERCK PATENT G.M.B.H.

Effective date: 19861231