FR2261006A1 - - Google Patents

Info

Publication number
FR2261006A1
FR2261006A1 FR7505005A FR7505005A FR2261006A1 FR 2261006 A1 FR2261006 A1 FR 2261006A1 FR 7505005 A FR7505005 A FR 7505005A FR 7505005 A FR7505005 A FR 7505005A FR 2261006 A1 FR2261006 A1 FR 2261006A1
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
FR7505005A
Other versions
FR2261006B1 (fr
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.)
CH Boehringer Sohn AG and Co KG
Original Assignee
CH Boehringer Sohn AG and Co KG
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 CH Boehringer Sohn AG and Co KG filed Critical CH Boehringer Sohn AG and Co KG
Publication of FR2261006A1 publication Critical patent/FR2261006A1/fr
Application granted granted Critical
Publication of FR2261006B1 publication Critical patent/FR2261006B1/fr
Expired legal-status Critical Current

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
    • 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
    • C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
FR7505005A 1974-02-18 1975-02-18 Expired FR2261006B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742407631 DE2407631A1 (de) 1974-02-18 1974-02-18 Neue 2-carboxy-4-oxo-4h,6h- eckige klammer auf 2 eckige klammer zu -benzopyranoeckige klammer auf 3,4-f eckige klammer zu eckige klammer auf 1 eckige klammer zu -benzopyrane sowie ihre ester und salze und verfahren zu ihrer herstellung

Publications (2)

Publication Number Publication Date
FR2261006A1 true FR2261006A1 (fr) 1975-09-12
FR2261006B1 FR2261006B1 (fr) 1978-06-30

Family

ID=5907686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7505005A Expired FR2261006B1 (fr) 1974-02-18 1975-02-18

Country Status (9)

Country Link
US (1) US3987186A (fr)
JP (1) JPS50116500A (fr)
AT (1) AT339298B (fr)
BE (1) BE825642A (fr)
DE (1) DE2407631A1 (fr)
ES (2) ES434463A1 (fr)
FR (1) FR2261006B1 (fr)
GB (1) GB1492865A (fr)
NL (1) NL7501862A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057553A (en) * 1976-08-26 1977-11-08 Hoffmann-La Roche Inc. Certain pyrano-furo-azuleno-pyridines
EP2325224A1 (fr) * 2002-10-30 2011-05-25 Sumitomo Chemical Company, Limited Composés de copolymère d'aryle et dispositif électroluminescents à polymère fabriqués à partir de ceux-ci

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902925A (en) * 1973-10-30 1975-09-02 Gen Electric Deep diode device and method

Also Published As

Publication number Publication date
NL7501862A (nl) 1975-08-20
ES434463A1 (es) 1977-03-16
FR2261006B1 (fr) 1978-06-30
ATA43975A (de) 1977-02-15
DE2407631A1 (de) 1975-08-28
JPS50116500A (fr) 1975-09-11
AT339298B (de) 1977-10-10
ES437183A1 (es) 1977-01-16
US3987186A (en) 1976-10-19
BE825642A (fr) 1975-08-18
GB1492865A (en) 1977-11-23

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Legal Events

Date Code Title Description
ST Notification of lapse