ZA735838B - Improvements relating to 2-carboxy-4-oxo-4h, 10h-(2)-benzopyrano-<4,3g>-(1)-benzopyranes and the salts thereof - Google Patents

Improvements relating to 2-carboxy-4-oxo-4h, 10h-(2)-benzopyrano-<4,3g>-(1)-benzopyranes and the salts thereof

Info

Publication number
ZA735838B
ZA735838B ZA00735838A ZA735838A ZA735838B ZA 735838 B ZA735838 B ZA 735838B ZA 00735838 A ZA00735838 A ZA 00735838A ZA 735838 A ZA735838 A ZA 735838A ZA 735838 B ZA735838 B ZA 735838B
Authority
ZA
South Africa
Prior art keywords
benzopyranes
benzopyrano
oxo
carboxy
salts
Prior art date
Application number
ZA00735838A
Other languages
English (en)
Inventor
K Freter
J Devlin
B Stewart
Original Assignee
Boehringer Sohn Ingelheim
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 Sohn Ingelheim filed Critical Boehringer Sohn Ingelheim
Publication of ZA735838B publication Critical patent/ZA735838B/xx

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)
ZA00735838A 1972-08-29 1973-08-27 Improvements relating to 2-carboxy-4-oxo-4h, 10h-(2)-benzopyrano-<4,3g>-(1)-benzopyranes and the salts thereof ZA735838B (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
ZA735838B true ZA735838B (en) 1975-04-30

Family

ID=3595927

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00735838A ZA735838B (en) 1972-08-29 1973-08-27 Improvements relating to 2-carboxy-4-oxo-4h, 10h-(2)-benzopyrano-<4,3g>-(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
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
CA1016951A (en) 1977-09-06
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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