DK139227C - Fremgangsmaade til fremstilling af benzopyranderivater - Google Patents

Fremgangsmaade til fremstilling af benzopyranderivater

Info

Publication number
DK139227C
DK139227C DK557672A DK557672A DK139227C DK 139227 C DK139227 C DK 139227C DK 557672 A DK557672 A DK 557672A DK 557672 A DK557672 A DK 557672A DK 139227 C DK139227 C DK 139227C
Authority
DK
Denmark
Prior art keywords
benzopyranda
derivatives
procedure
preparation
benzopyranda derivatives
Prior art date
Application number
DK557672A
Other languages
Danish (da)
English (en)
Other versions
DK139227B (da
Inventor
Ulrich Eder
Gerhard Sauer
Gregor Haffer
Juergen Ruppert
Rudolf Wiechert
Original Assignee
Schering Ag
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
Priority claimed from DE2228473A external-priority patent/DE2228473C3/de
Priority claimed from DE19722228475 external-priority patent/DE2228475A1/de
Application filed by Schering Ag filed Critical Schering Ag
Publication of DK139227B publication Critical patent/DK139227B/da
Application granted granted Critical
Publication of DK139227C publication Critical patent/DK139227C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring 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
    • C07D311/94—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 condensed with rings other than six-membered or with ring systems containing such rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Catalysts (AREA)
DK557672A 1972-06-08 1972-11-09 Fremgangsmaade til fremstilling af benzopyranderivater DK139227C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2228473A DE2228473C3 (de) 1972-06-08 1972-06-08 Verfahren zur Herstellung von Cyclopenta- [f] [l] -benzopyranderivaten
DE19722228475 DE2228475A1 (de) 1972-06-08 1972-06-08 Neue benzopyran-derivate

Publications (2)

Publication Number Publication Date
DK139227B DK139227B (da) 1979-01-15
DK139227C true DK139227C (da) 1979-06-11

Family

ID=25763414

Family Applications (1)

Application Number Title Priority Date Filing Date
DK557672A DK139227C (da) 1972-06-08 1972-11-09 Fremgangsmaade til fremstilling af benzopyranderivater

Country Status (17)

Country Link
US (1) US3962280A (xx)
JP (1) JPS5924156B2 (xx)
AR (1) AR203537A1 (xx)
AT (1) AT325611B (xx)
AU (1) AU471217B2 (xx)
CA (1) CA975785A (xx)
CH (1) CH603619A5 (xx)
CS (1) CS177134B2 (xx)
DD (1) DD107271A1 (xx)
DK (1) DK139227C (xx)
ES (1) ES415671A2 (xx)
FR (1) FR2187776B2 (xx)
GB (1) GB1431820A (xx)
HU (1) HU166644B (xx)
IE (1) IE37779B1 (xx)
IL (1) IL42454A0 (xx)
NL (1) NL7308081A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6371448B1 (en) * 1999-10-29 2002-04-16 Inventio Ag Rope drive element for driving synthetic fiber ropes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH73A (de) * 1889-01-16 Weigert Dr Louis Schwindsucht-Heilapparat
US2846446A (en) * 1954-06-14 1958-08-05 Monsanto Chemicals Synthesis of steroids
FR1531486A (fr) * 1966-05-13 1968-07-05 Hoffmann La Roche Procédé pour la préparation de composés polycycliques dérivés du pyrane
FR96536E (fr) * 1967-12-04 1972-10-20 Hoffmann La Roche Procédé pour la préparation de benzindenes.
US3708500A (en) * 1969-05-13 1973-01-02 Hoffmann La Roche Aryl ketals of polycyclic oxo compounds and processes
US3644407A (en) * 1970-01-19 1972-02-22 Hoffmann La Roche Process for the preparation of steroidal compounds by cyclization of a and b rings
US3813417A (en) * 1970-08-26 1974-05-28 Hoffmann La Roche Cycloalkyl(f)(l)benzopyrans
US3699277A (en) * 1971-06-11 1972-10-17 Mallory & Co Inc P R Timer with internal stop mechanism comprising annular ring structure interfitting complementary housing member

Also Published As

Publication number Publication date
AU471217B2 (en) 1976-04-15
IE37779B1 (en) 1977-10-12
HU166644B (xx) 1975-04-28
IE37779L (en) 1973-12-08
DK139227B (da) 1979-01-15
NL7308081A (xx) 1973-12-11
CH603619A5 (xx) 1978-08-31
DD107271A1 (xx) 1974-07-20
AU5646873A (en) 1974-12-05
IL42454A0 (en) 1973-08-29
FR2187776A2 (xx) 1974-01-18
AT325611B (de) 1975-10-27
JPS5924156B2 (ja) 1984-06-07
CA975785A (en) 1975-10-07
US3962280A (en) 1976-06-08
ATA500273A (de) 1975-01-15
FR2187776B2 (xx) 1978-01-13
ES415671A2 (es) 1976-02-01
JPS4954373A (xx) 1974-05-27
GB1431820A (en) 1976-04-14
CS177134B2 (xx) 1977-07-29
AR203537A1 (es) 1975-09-22

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Legal Events

Date Code Title Description
PBP Patent lapsed