CA1016951A - 2-carboxy-4-oxo-4h,10h-(2)-benzopyrano-(4,3-g)-(1)-benzopyranes and the salts thereof - Google Patents

2-carboxy-4-oxo-4h,10h-(2)-benzopyrano-(4,3-g)-(1)-benzopyranes and the salts thereof

Info

Publication number
CA1016951A
CA1016951A CA179,828A CA179828A CA1016951A CA 1016951 A CA1016951 A CA 1016951A CA 179828 A CA179828 A CA 179828A CA 1016951 A CA1016951 A CA 1016951A
Authority
CA
Canada
Prior art keywords
benzopyranes
benzopyrano
oxo
carboxy
salts
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
CA179,828A
Other languages
English (en)
Other versions
CA179828S (en
Inventor
Kurt Freter
John Devlin
Patrick B. Stewart
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.)
Boehringer Ingelheim GmbH
Original Assignee
Boehringer Ingelheim GmbH
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 Boehringer Ingelheim GmbH filed Critical Boehringer Ingelheim GmbH
Application granted granted Critical
Publication of CA1016951A publication Critical patent/CA1016951A/en
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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (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)
  • Pyrane Compounds (AREA)
  • Cosmetics (AREA)
CA179,828A 1972-08-29 1973-08-28 2-carboxy-4-oxo-4h,10h-(2)-benzopyrano-(4,3-g)-(1)-benzopyranes and the salts thereof Expired CA1016951A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT742572A AT320645B (de) 1972-08-29 1972-08-29 Verfahren zur Herstellung neuer 2-Carboxy-4-oxo-4H,10H-(2)-benzopyrano-[4,3-g]-(1)-benzopyrane und ihrer Salze

Publications (1)

Publication Number Publication Date
CA1016951A true CA1016951A (en) 1977-09-06

Family

ID=3595927

Family Applications (1)

Application Number Title Priority Date Filing Date
CA179,828A Expired CA1016951A (en) 1972-08-29 1973-08-28 2-carboxy-4-oxo-4h,10h-(2)-benzopyrano-(4,3-g)-(1)-benzopyranes and the salts thereof

Country Status (26)

Country Link
US (1) US3901925A (es)
JP (1) JPS4956999A (es)
AT (1) AT320645B (es)
AU (1) AU464515B2 (es)
BE (1) BE804123A (es)
BG (2) BG19797A3 (es)
CA (1) CA1016951A (es)
CH (2) CH581139A5 (es)
CS (1) CS179427B2 (es)
DD (1) DD109870A5 (es)
DE (1) DE2343291C3 (es)
DK (1) DK131569B (es)
ES (2) ES418271A1 (es)
FR (1) FR2197594B1 (es)
GB (1) GB1439990A (es)
HU (1) HU166366B (es)
IE (1) IE38317B1 (es)
IL (1) IL43096A (es)
IT (1) IT7949487A0 (es)
NL (1) NL7311799A (es)
NO (1) NO138567C (es)
PL (1) PL85433B1 (es)
RO (2) RO63037A (es)
SE (1) SE396389B (es)
SU (2) SU482042A3 (es)
ZA (1) ZA735838B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5498419A (en) * 1994-06-03 1996-03-12 Pars; Harry G. Fumarate salt of 4-(diethyl-3-(1-methyloctyl)-7,8,9,10-tetrahydro-6,6,9-trimethyl-6H-dibenzo[b,d]pyran-1-ol, 4-(diethyl-amino) butyric
DE19744362C2 (de) * 1996-10-09 2001-09-27 Daiwa Kasei Industry Co Verfahren zur Herstellung von 4,6-Diaminoresorcinen
WO2004073612A2 (en) * 2003-02-13 2004-09-02 Merck & Co. Inc. Estrogen receptor modulators

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3741990A (en) * 1969-07-28 1973-06-26 Upjohn Co Organic compounds and processes

Also Published As

Publication number Publication date
GB1439990A (en) 1976-06-16
DE2343291C3 (de) 1979-04-12
DK131569B (da) 1975-08-04
ZA735838B (en) 1975-04-30
SE396389B (sv) 1977-09-19
CS179427B2 (en) 1977-10-31
BG19797A3 (bg) 1975-10-10
RO63037A (fr) 1978-05-15
DD109870A5 (es) 1974-11-20
CH581657A5 (es) 1976-11-15
BG21024A3 (bg) 1976-01-20
DE2343291B2 (de) 1978-08-10
IE38317B1 (en) 1978-02-15
DK131569C (es) 1975-12-29
BE804123A (fr) 1974-02-28
DE2343291A1 (de) 1974-03-14
SU482042A3 (ru) 1975-08-25
ES418271A1 (es) 1976-03-01
IL43096A (en) 1977-06-30
AT320645B (de) 1975-02-25
NO138567C (no) 1978-09-27
NL7311799A (es) 1974-03-04
IL43096A0 (en) 1973-11-28
RO62920A (fr) 1978-03-15
JPS4956999A (es) 1974-06-03
IT7949487A0 (it) 1979-06-21
PL85433B1 (es) 1976-04-30
NO138567B (no) 1978-06-19
IE38317L (en) 1974-02-28
AU464515B2 (en) 1975-08-14
HU166366B (es) 1975-03-28
FR2197594A1 (es) 1974-03-29
AU5970873A (en) 1975-03-06
SU485596A3 (ru) 1975-09-25
FR2197594B1 (es) 1977-01-28
CH581139A5 (es) 1976-10-29
US3901925A (en) 1975-08-26
ES437148A1 (es) 1977-01-16

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