FR2081490B1 - - Google Patents

Info

Publication number
FR2081490B1
FR2081490B1 FR7103715A FR7103715A FR2081490B1 FR 2081490 B1 FR2081490 B1 FR 2081490B1 FR 7103715 A FR7103715 A FR 7103715A FR 7103715 A FR7103715 A FR 7103715A FR 2081490 B1 FR2081490 B1 FR 2081490B1
Authority
FR
France
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
FR7103715A
Other versions
FR2081490A1 (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.)
Allen and Hanburys Ltd
Original Assignee
Allen and Hanburys 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 Allen and Hanburys Ltd filed Critical Allen and Hanburys Ltd
Publication of FR2081490A1 publication Critical patent/FR2081490A1/fr
Application granted granted Critical
Publication of FR2081490B1 publication Critical patent/FR2081490B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic 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
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24—Benzo[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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
FR7103715A 1970-02-05 1971-02-04 Anti-allergic 2-(tetrazol-5-yl)-chromone derivs Granted FR2081490A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB553370 1970-02-05
GB680470 1970-02-12

Publications (2)

Publication Number Publication Date
FR2081490A1 FR2081490A1 (en) 1971-12-03
FR2081490B1 true FR2081490B1 (fr) 1975-04-18

Family

ID=26239955

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7103715A Granted FR2081490A1 (en) 1970-02-05 1971-02-04 Anti-allergic 2-(tetrazol-5-yl)-chromone derivs

Country Status (6)

Country Link
JP (1) JPS5511674B1 (fr)
BE (1) BE762468A (fr)
CA (1) CA960223A (fr)
DE (1) DE2105191A1 (fr)
FR (1) FR2081490A1 (fr)
NL (1) NL7101597A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1362782A (en) * 1970-08-26 1974-08-07 Fisons Ltd Tetrazole derivatives
GB1356379A (en) * 1970-08-27 1974-06-12 Fisons Ltd Tetrazole derivatives
GB1389227A (en) * 1971-09-16 1975-04-03 Fisons Ltd Chromone-2-carboxylic acid derivatives methods for their preparation and compositions containing them
JPS5118955B2 (fr) * 1972-04-12 1976-06-14
GB1447479A (en) * 1972-12-15 1976-08-25 Fisons Ltd Chromone carboxamido tetrazoles
EP0115142B1 (fr) * 1982-12-23 1986-11-05 Ici Americas Inc. Composés chromaniques
US5659051A (en) * 1993-07-13 1997-08-19 Sumitomo Chemical Company, Limited Process of producing 2-cyano-4-oxo-4H-benzopyran compounds
KR100683274B1 (ko) * 2004-02-12 2007-02-15 에스케이케미칼주식회사 치환된 벤조피란 화합물의 제조방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL70267C (fr) *
CH304311A (de) * 1951-10-12 1954-12-31 Ag Dr A Wander Verfahren zur Herstellung eines basisch substituierten Chromons.

Also Published As

Publication number Publication date
DE2105191A1 (de) 1971-08-26
BE762468A (fr) 1971-08-03
CA960223A (en) 1974-12-31
NL7101597A (fr) 1971-08-09
FR2081490A1 (en) 1971-12-03
JPS5511674B1 (fr) 1980-03-26

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Legal Events

Date Code Title Description
ST Notification of lapse