IL38310A - Benzopyranobenzopyran dicarboxylic acid derivatives,their preparation and pharmaceutical compositions containing them - Google Patents

Benzopyranobenzopyran dicarboxylic acid derivatives,their preparation and pharmaceutical compositions containing them

Info

Publication number
IL38310A
IL38310A IL38310A IL3831071A IL38310A IL 38310 A IL38310 A IL 38310A IL 38310 A IL38310 A IL 38310A IL 3831071 A IL3831071 A IL 3831071A IL 38310 A IL38310 A IL 38310A
Authority
IL
Israel
Prior art keywords
compound
group
formula
groups
chain
Prior art date
Application number
IL38310A
Other languages
English (en)
Other versions
IL38310A0 (en
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 IL38310A0 publication Critical patent/IL38310A0/xx
Publication of IL38310A publication Critical patent/IL38310A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/54—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition of compounds containing doubly bound oxygen atoms, e.g. esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
IL38310A 1970-12-30 1971-12-07 Benzopyranobenzopyran dicarboxylic acid derivatives,their preparation and pharmaceutical compositions containing them IL38310A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6191570 1970-12-30

Publications (2)

Publication Number Publication Date
IL38310A0 IL38310A0 (en) 1972-02-29
IL38310A true IL38310A (en) 1975-06-25

Family

ID=10487627

Family Applications (1)

Application Number Title Priority Date Filing Date
IL38310A IL38310A (en) 1970-12-30 1971-12-07 Benzopyranobenzopyran dicarboxylic acid derivatives,their preparation and pharmaceutical compositions containing them

Country Status (7)

Country Link
CA (1) CA964271A (enrdf_load_stackoverflow)
CH (1) CH550784A (enrdf_load_stackoverflow)
DE (1) DE2163869A1 (enrdf_load_stackoverflow)
FR (1) FR2120095B1 (enrdf_load_stackoverflow)
GB (1) GB1321879A (enrdf_load_stackoverflow)
IL (1) IL38310A (enrdf_load_stackoverflow)
NL (1) NL7118101A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1449810A (en) * 1972-12-05 1976-09-15 Fisons Ltd Benzo-or naphtho-dipyran-di-n-tetrazolyl- -carboxamide derivative methods for their production and compositions containing them

Also Published As

Publication number Publication date
DE2163869A1 (de) 1972-07-20
CH550784A (fr) 1974-06-28
NL7118101A (enrdf_load_stackoverflow) 1972-07-04
GB1321879A (en) 1973-07-04
IL38310A0 (en) 1972-02-29
FR2120095A1 (enrdf_load_stackoverflow) 1972-08-11
FR2120095B1 (enrdf_load_stackoverflow) 1975-06-13
CA964271A (en) 1975-03-11

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