GB1389827A - Tetrazolyl benzopyrans - Google Patents

Tetrazolyl benzopyrans

Info

Publication number
GB1389827A
GB1389827A GB3457471A GB3457471A GB1389827A GB 1389827 A GB1389827 A GB 1389827A GB 3457471 A GB3457471 A GB 3457471A GB 3457471 A GB3457471 A GB 3457471A GB 1389827 A GB1389827 A GB 1389827A
Authority
GB
United Kingdom
Prior art keywords
lower alkyl
formula
alkylamino
alkyl
group
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
GB3457471A
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.)
Fisons Ltd
Original Assignee
Fisons 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 Fisons Ltd filed Critical Fisons Ltd
Priority to GB3457471A priority Critical patent/GB1389827A/en
Priority to DE2235572A priority patent/DE2235572A1/de
Priority to CH1091272A priority patent/CH548414A/fr
Priority to IL3996572A priority patent/IL39965A/en
Priority to NL7210105A priority patent/NL7210105A/xx
Priority to FR7226297A priority patent/FR2147087B1/fr
Priority to JP7306672A priority patent/JPS5619348B2/ja
Priority to CA147,941A priority patent/CA986117A/en
Publication of GB1389827A publication Critical patent/GB1389827A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D493/00Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04Ortho-condensed systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • 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
    • C07D311/24Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 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 in position 2

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Immunology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
GB3457471A 1971-07-23 1971-07-23 Tetrazolyl benzopyrans Expired GB1389827A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB3457471A GB1389827A (en) 1971-07-23 1971-07-23 Tetrazolyl benzopyrans
DE2235572A DE2235572A1 (de) 1971-07-23 1972-07-20 Neue verbindungen
CH1091272A CH548414A (fr) 1971-07-23 1972-07-21 Procede de preparation de composes chimiques heterocycliques.
IL3996572A IL39965A (en) 1971-07-23 1972-07-21 Ditetrazolylbenzodipyrans and bis(tetrazolylbenzopyrans),their preparation and pharmaceutical compositions containing them
NL7210105A NL7210105A (enrdf_load_stackoverflow) 1971-07-23 1972-07-21
FR7226297A FR2147087B1 (enrdf_load_stackoverflow) 1971-07-23 1972-07-21
JP7306672A JPS5619348B2 (enrdf_load_stackoverflow) 1971-07-23 1972-07-22
CA147,941A CA986117A (en) 1971-07-23 1972-07-24 Bis (4-oxo-2-(tetrazol-5-yl)-4h-1-benzopyrans)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB3457571 1971-07-23
GB3457471A GB1389827A (en) 1971-07-23 1971-07-23 Tetrazolyl benzopyrans
GB5081671 1971-11-02

Publications (1)

Publication Number Publication Date
GB1389827A true GB1389827A (en) 1975-04-09

Family

ID=27259221

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3457471A Expired GB1389827A (en) 1971-07-23 1971-07-23 Tetrazolyl benzopyrans

Country Status (6)

Country Link
JP (1) JPS5619348B2 (enrdf_load_stackoverflow)
CH (1) CH548414A (enrdf_load_stackoverflow)
DE (1) DE2235572A1 (enrdf_load_stackoverflow)
FR (1) FR2147087B1 (enrdf_load_stackoverflow)
GB (1) GB1389827A (enrdf_load_stackoverflow)
NL (1) NL7210105A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150966A3 (en) * 1984-01-26 1986-06-25 Fisons Plc Benzopyran derivatives, compositions containing them and processes for their preparation
US4670452A (en) * 1984-02-01 1987-06-02 Fisons Plc Dioxo dibenzopyrans and anti-allergic use thereof

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6369753A (ja) * 1986-09-11 1988-03-29 富士電気化学株式会社 フエライト組成物
JPH01169561U (enrdf_load_stackoverflow) * 1988-05-18 1989-11-30
GB9110636D0 (en) * 1991-05-16 1991-07-03 Glaxo Group Ltd Chemical compounds
JPH0715346U (ja) * 1993-08-24 1995-03-14 カシオ計算機株式会社 記録紙の残量報知装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE759292A (fr) * 1969-11-27 1971-05-24 Allen & Hanburys Ltd Derives de xanthone, leur preparation et leur emploi

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150966A3 (en) * 1984-01-26 1986-06-25 Fisons Plc Benzopyran derivatives, compositions containing them and processes for their preparation
US4670452A (en) * 1984-02-01 1987-06-02 Fisons Plc Dioxo dibenzopyrans and anti-allergic use thereof

Also Published As

Publication number Publication date
FR2147087A1 (enrdf_load_stackoverflow) 1973-03-09
FR2147087B1 (enrdf_load_stackoverflow) 1976-05-14
NL7210105A (enrdf_load_stackoverflow) 1973-01-25
DE2235572A1 (de) 1973-02-08
JPS5619348B2 (enrdf_load_stackoverflow) 1981-05-07
CH548414A (fr) 1974-04-30
JPS4832872A (enrdf_load_stackoverflow) 1973-05-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee