CA1132984A - 1-azaxanthone-3-carboxylic acids and their production - Google Patents

1-azaxanthone-3-carboxylic acids and their production

Info

Publication number
CA1132984A
CA1132984A CA360,455A CA360455A CA1132984A CA 1132984 A CA1132984 A CA 1132984A CA 360455 A CA360455 A CA 360455A CA 1132984 A CA1132984 A CA 1132984A
Authority
CA
Canada
Prior art keywords
azaxanthone
carboxylic acid
hydrogen
methylhydroxylamino
isopropyl
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
CA360,455A
Other languages
English (en)
French (fr)
Inventor
Toshihiro Ishiguro
Akira Nohara
Kiyoshi Ukawa
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries Ltd
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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Application granted granted Critical
Publication of CA1132984A publication Critical patent/CA1132984A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D491/00Heterocyclic 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
    • C07D491/02Heterocyclic 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
    • C07D491/04Ortho-condensed systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/08Antiallergic agents
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/547Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6561Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Immunology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
CA360,455A 1979-10-02 1980-09-18 1-azaxanthone-3-carboxylic acids and their production Expired CA1132984A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP127694/1979 1979-10-02
JP12769479A JPS5651483A (en) 1979-10-02 1979-10-02 1-azaxanthone 3-carboxylic acid derivative and its preparation

Publications (1)

Publication Number Publication Date
CA1132984A true CA1132984A (en) 1982-10-05

Family

ID=14966384

Family Applications (1)

Application Number Title Priority Date Filing Date
CA360,455A Expired CA1132984A (en) 1979-10-02 1980-09-18 1-azaxanthone-3-carboxylic acids and their production

Country Status (5)

Country Link
US (1) US4302463A (en, 2012)
EP (1) EP0026675B1 (en, 2012)
JP (1) JPS5651483A (en, 2012)
CA (1) CA1132984A (en, 2012)
DE (1) DE3067008D1 (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539326A (en) * 1982-08-20 1985-09-03 Takeda Chemical Industries, Ltd. 5-Oxo-5H-(1)benzopyrano(2,3-b)pyridine derivatives, their production and use as anti-inflammatory agents
WO2017132538A1 (en) * 2016-01-29 2017-08-03 The Regents Of The University Of Michigan Amlexanox analogs

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4143042A (en) * 1977-03-08 1979-03-06 Takeda Chemical Industries, Ltd. 1-azaxanthone-3-carboxylic acids

Also Published As

Publication number Publication date
DE3067008D1 (en) 1984-04-19
EP0026675A1 (en) 1981-04-08
EP0026675B1 (en) 1984-03-14
JPS634546B2 (en, 2012) 1988-01-29
JPS5651483A (en) 1981-05-09
US4302463A (en) 1981-11-24

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Legal Events

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