CA1020556A - Substituted benzopyrano (3,4-c) pyridines and process for their preparation - Google Patents

Substituted benzopyrano (3,4-c) pyridines and process for their preparation

Info

Publication number
CA1020556A
CA1020556A CA 195521 CA195521A CA1020556A CA 1020556 A CA1020556 A CA 1020556A CA 195521 CA195521 CA 195521 CA 195521 A CA195521 A CA 195521A CA 1020556 A CA1020556 A CA 1020556A
Authority
CA
Canada
Prior art keywords
pyridines
preparation
benzopyrano
substituted
substituted benzopyrano
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
CA 195521
Other languages
French (fr)
Other versions
CA195521S (en
Inventor
Richard E. Brown
John Shavel (Jr.)
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.)
Warner Lambert Co LLC
Original Assignee
Warner Lambert Co LLC
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 Warner Lambert Co LLC filed Critical Warner Lambert Co LLC
Application granted granted Critical
Publication of CA1020556A publication Critical patent/CA1020556A/en
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
    • C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
    • C07D491/052—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being six-membered
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/535—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one oxygen as the ring hetero atoms, e.g. 1,2-oxazines
    • 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
CA 195521 1973-03-21 1974-03-20 Substituted benzopyrano (3,4-c) pyridines and process for their preparation Expired CA1020556A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34361373A 1973-03-21 1973-03-21

Publications (1)

Publication Number Publication Date
CA1020556A true CA1020556A (en) 1977-11-08

Family

ID=23346820

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 195521 Expired CA1020556A (en) 1973-03-21 1974-03-20 Substituted benzopyrano (3,4-c) pyridines and process for their preparation

Country Status (5)

Country Link
JP (1) JPS516158B2 (en)
CA (1) CA1020556A (en)
DE (1) DE2411847A1 (en)
DK (1) DK135947B (en)
FR (1) FR2222095A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2515226A1 (en) * 1975-02-10 1976-08-19 Warner Lambert Co SUBSTITUTED BENZOPYRANO SQUARE CLAMP ON 3.4-C SQUARE CLIP TO PYRIDINE, METHOD OF MANUFACTURING THEIR PRODUCTION AND MEDICINAL PRODUCTS CONTAINING THESE COMPOUNDS
DE2623256A1 (en) * 1975-06-13 1976-12-30 Warner Lambert Co SUBSTITUTED BENZOPYRANOPYRIDINE, METHOD FOR MANUFACTURING THE SAME AND CONTAINING DRUGS

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689497A (en) * 1971-03-09 1972-09-05 Warner Lambert Co Substituted benzopyrano (3,4-b) pyridines and process for their preparation

Also Published As

Publication number Publication date
DK135947C (en) 1977-12-19
DK135947B (en) 1977-07-18
FR2222095A1 (en) 1974-10-18
FR2222095B1 (en) 1978-01-13
JPS516158B2 (en) 1976-02-25
JPS49125400A (en) 1974-11-30
DE2411847A1 (en) 1974-10-10

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