BE870736A - Nouvelles 3-(tetrazol-5-yl)-1-azaxanthones et leur procede de preparation - Google Patents

Nouvelles 3-(tetrazol-5-yl)-1-azaxanthones et leur procede de preparation

Info

Publication number
BE870736A
BE870736A BE190684A BE190684A BE870736A BE 870736 A BE870736 A BE 870736A BE 190684 A BE190684 A BE 190684A BE 190684 A BE190684 A BE 190684A BE 870736 A BE870736 A BE 870736A
Authority
BE
Belgium
Prior art keywords
azaxanthones
tetrazol
news
preparation process
preparation
Prior art date
Application number
BE190684A
Other languages
English (en)
French (fr)
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
Publication of BE870736A publication Critical patent/BE870736A/xx

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
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Color Printing (AREA)
BE190684A 1977-09-26 1978-09-25 Nouvelles 3-(tetrazol-5-yl)-1-azaxanthones et leur procede de preparation BE870736A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52115817A JPS5825677B2 (ja) 1977-09-26 1977-09-26 3−テトラゾ−ル−1−アザキサントン誘導体およびその製造法

Publications (1)

Publication Number Publication Date
BE870736A true BE870736A (fr) 1979-03-26

Family

ID=14671828

Family Applications (1)

Application Number Title Priority Date Filing Date
BE190684A BE870736A (fr) 1977-09-26 1978-09-25 Nouvelles 3-(tetrazol-5-yl)-1-azaxanthones et leur procede de preparation

Country Status (20)

Country Link
US (1) US4267332A (cs)
JP (1) JPS5825677B2 (cs)
AT (1) AT360988B (cs)
AU (1) AU522242B2 (cs)
BE (1) BE870736A (cs)
CA (1) CA1090344A (cs)
CH (1) CH638525A5 (cs)
DE (1) DE2841644A1 (cs)
DK (1) DK156725C (cs)
ES (1) ES473680A1 (cs)
FR (1) FR2404011A1 (cs)
GB (1) GB2004551B (cs)
GR (1) GR64802B (cs)
HU (1) HU178360B (cs)
IT (1) IT1101604B (cs)
NL (1) NL188579C (cs)
NO (1) NO149964C (cs)
SE (1) SE434748B (cs)
SU (1) SU858570A3 (cs)
ZA (1) ZA785054B (cs)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61215393A (ja) * 1985-03-20 1986-09-25 Takeda Chem Ind Ltd 2−アミノ−5−オキソ−5H−〔1〕ベンゾピラノ〔2,3−b〕ピリジン−3−カルボン酸誘導体およびその製造法
JPS61172880A (ja) * 1985-01-28 1986-08-04 Takeda Chem Ind Ltd 2−アミノ−5−オキソ−5H−〔1〕ベンゾピラノ〔2,3−b〕ピリジン−3−カルボン酸誘導体およびその製造法
US5831117A (en) 1995-01-20 1998-11-03 G. D. Searle & Co. Method of preparing retroviral protease inhibitor intermediates
JPH08325248A (ja) * 1995-05-26 1996-12-10 Chugoku Kayaku Kk テトラゾール類の新規な合成試薬及びそれを用いたテトラゾール類の製造方法
US5952338A (en) * 1996-07-05 1999-09-14 Takeda Chemical Industries, Ltd. Agent for prophylaxis and treatment of disturbance of visual function
US7268454B2 (en) * 2003-01-17 2007-09-11 Magnetic Torque International, Ltd. Power generating systems
EP3407974A4 (en) * 2016-01-29 2019-08-28 The Regents Of The University Of Michigan ANALOGUES OF AMLEXANOX

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1403487A (en) * 1972-07-21 1975-08-28 Yoshitomi Pharmaceutical Heterocyclic substituted alkanoic acids and derivatives
NL7403583A (cs) * 1973-03-19 1974-09-23
JPS576433B2 (cs) * 1973-06-26 1982-02-04
JPS5516432B2 (cs) * 1974-05-28 1980-05-01

Also Published As

Publication number Publication date
DK156725C (da) 1990-03-05
NO149964C (no) 1984-07-25
NL188579B (nl) 1992-03-02
NL7809741A (nl) 1979-03-28
ATA685478A (de) 1980-07-15
GB2004551B (en) 1982-03-10
SU858570A3 (ru) 1981-08-23
IT1101604B (it) 1985-10-07
NO783233L (no) 1979-03-27
NL188579C (nl) 1992-08-03
DE2841644A1 (de) 1979-04-05
AT360988B (de) 1981-02-10
ES473680A1 (es) 1979-04-16
FR2404011B1 (cs) 1981-08-14
JPS5448798A (en) 1979-04-17
ZA785054B (en) 1979-08-29
FR2404011A1 (fr) 1979-04-20
AU3948878A (en) 1980-03-06
CH638525A5 (de) 1983-09-30
DK156725B (da) 1989-09-25
HU178360B (en) 1982-04-28
SE7809833L (sv) 1979-03-27
DK418678A (da) 1979-03-27
JPS5825677B2 (ja) 1983-05-28
GR64802B (en) 1980-06-02
AU522242B2 (en) 1982-05-27
US4267332A (en) 1981-05-12
IT7827984A0 (it) 1978-09-22
SE434748B (sv) 1984-08-13
DE2841644C2 (cs) 1989-09-21
NO149964B (no) 1984-04-16
CA1090344A (en) 1980-11-25
GB2004551A (en) 1979-04-04

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TAKEDA CHEMICAL INDUSTRIES LTD

Effective date: 19970930