CS177134B2 - - Google Patents

Info

Publication number
CS177134B2
CS177134B2 CS4043A CS404373A CS177134B2 CS 177134 B2 CS177134 B2 CS 177134B2 CS 4043 A CS4043 A CS 4043A CS 404373 A CS404373 A CS 404373A CS 177134 B2 CS177134 B2 CS 177134B2
Authority
CS
Czechoslovakia
Application number
CS4043A
Other languages
Czech (cs)
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 DE19722228475 external-priority patent/DE2228475A1/de
Priority claimed from DE2228473A external-priority patent/DE2228473C3/de
Application filed filed Critical
Publication of CS177134B2 publication Critical patent/CS177134B2/cs

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Catalysts (AREA)
CS4043A 1972-06-08 1973-06-05 CS177134B2 ( )

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
CS177134B2 true CS177134B2 ( ) 1977-07-29

Family

ID=25763414

Family Applications (1)

Application Number Title Priority Date Filing Date
CS4043A CS177134B2 ( ) 1972-06-08 1973-06-05

Country Status (17)

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

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
DK139227B (da) 1979-01-15
AT325611B (de) 1975-10-27
JPS5924156B2 (ja) 1984-06-07
IE37779L (en) 1973-12-08
GB1431820A (en) 1976-04-14
HU166644B ( ) 1975-04-28
FR2187776A2 ( ) 1974-01-18
AU5646873A (en) 1974-12-05
CH603619A5 ( ) 1978-08-31
FR2187776B2 ( ) 1978-01-13
IL42454A0 (en) 1973-08-29
CA975785A (en) 1975-10-07
AU471217B2 (en) 1976-04-15
NL7308081A ( ) 1973-12-11
US3962280A (en) 1976-06-08
ES415671A2 (es) 1976-02-01
DK139227C (da) 1979-06-11
IE37779B1 (en) 1977-10-12
DD107271A1 ( ) 1974-07-20
JPS4954373A ( ) 1974-05-27
AR203537A1 (es) 1975-09-22
ATA500273A (de) 1975-01-15

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