FR2210404A1 - - Google Patents

Info

Publication number
FR2210404A1
FR2210404A1 FR7344702A FR7344702A FR2210404A1 FR 2210404 A1 FR2210404 A1 FR 2210404A1 FR 7344702 A FR7344702 A FR 7344702A FR 7344702 A FR7344702 A FR 7344702A FR 2210404 A1 FR2210404 A1 FR 2210404A1
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.)
Granted
Application number
FR7344702A
Other languages
French (fr)
Other versions
FR2210404B1 (enrdf_load_stackoverflow
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
Publication of FR2210404A1 publication Critical patent/FR2210404A1/fr
Application granted granted Critical
Publication of FR2210404B1 publication Critical patent/FR2210404B1/fr
Expired 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
    • C07D311/04—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
FR7344702A 1972-12-15 1973-12-14 Expired FR2210404B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5790172A GB1447479A (en) 1972-12-15 1972-12-15 Chromone carboxamido tetrazoles

Publications (2)

Publication Number Publication Date
FR2210404A1 true FR2210404A1 (enrdf_load_stackoverflow) 1974-07-12
FR2210404B1 FR2210404B1 (enrdf_load_stackoverflow) 1977-09-02

Family

ID=10480319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7344702A Expired FR2210404B1 (enrdf_load_stackoverflow) 1972-12-15 1973-12-14

Country Status (4)

Country Link
JP (1) JPS4994674A (enrdf_load_stackoverflow)
DE (1) DE2361216A1 (enrdf_load_stackoverflow)
FR (1) FR2210404B1 (enrdf_load_stackoverflow)
GB (1) GB1447479A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1426378B1 (de) * 2002-12-02 2008-07-30 MERCK PATENT GmbH 2-Benzoylchromonderivate

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10256182A1 (de) * 2002-12-02 2004-06-24 Merck Patent Gmbh 2-Oxadiazolchromonderivate

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2081490A1 (en) * 1970-02-05 1971-12-03 Allen & Hanburys Ltd Anti-allergic 2-(tetrazol-5-yl)-chromone derivs
FR2158210A1 (enrdf_load_stackoverflow) * 1971-10-08 1973-06-15 Allen & Hanburys Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2081490A1 (en) * 1970-02-05 1971-12-03 Allen & Hanburys Ltd Anti-allergic 2-(tetrazol-5-yl)-chromone derivs
FR2158210A1 (enrdf_load_stackoverflow) * 1971-10-08 1973-06-15 Allen & Hanburys Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1426378B1 (de) * 2002-12-02 2008-07-30 MERCK PATENT GmbH 2-Benzoylchromonderivate

Also Published As

Publication number Publication date
JPS4994674A (enrdf_load_stackoverflow) 1974-09-09
GB1447479A (en) 1976-08-25
DE2361216A1 (de) 1974-06-27
FR2210404B1 (enrdf_load_stackoverflow) 1977-09-02

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Legal Events

Date Code Title Description
ST Notification of lapse