BE784666A - Benzopyran derivs - inters in total steroid synthesis - Google Patents

Benzopyran derivs - inters in total steroid synthesis

Info

Publication number
BE784666A
BE784666A BE784666A BE784666A BE784666A BE 784666 A BE784666 A BE 784666A BE 784666 A BE784666 A BE 784666A BE 784666 A BE784666 A BE 784666A BE 784666 A BE784666 A BE 784666A
Authority
BE
Belgium
Prior art keywords
inters
derivs
benzopyran
steroid synthesis
total steroid
Prior art date
Application number
BE784666A
Other languages
English (en)
French (fr)
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 DE2130053A external-priority patent/DE2130053C3/de
Application filed by Schering Ag filed Critical Schering Ag
Publication of BE784666A publication Critical patent/BE784666A/xx

Links

Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04FTIME-INTERVAL MEASURING
    • G04F3/00Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
    • G04F3/06Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with electric driving mechanisms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/94Heterocyclic 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed
    • H01H43/10Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed with timing of actuation of contacts due to a part rotating at substantially constant speed
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00Systems containing at least three condensed rings
    • C07C2603/02Ortho- or ortho- and peri-condensed systems
    • C07C2603/04Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/06Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
    • C07C2603/10Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
    • C07C2603/12Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
    • C07C2603/16Benz[e]indenes; Hydrogenated benz[e]indenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pyrane Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Steroid Compounds (AREA)
BE784666A 1971-06-11 1972-06-09 Benzopyran derivs - inters in total steroid synthesis BE784666A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2130053A DE2130053C3 (de) 1971-06-11 1971-06-11 Verfahren zur Herstellung von Cyclopenta-[f][l]-benzopyran-derivaten
DE2160066A DE2160066C3 (de) 1971-06-11 1971-11-30 Verfahren zur Herstellung von Cyclopenta-[f] [l]-benzopyranderivaten

Publications (1)

Publication Number Publication Date
BE784666A true BE784666A (en) 1972-12-11

Family

ID=25761297

Family Applications (1)

Application Number Title Priority Date Filing Date
BE784666A BE784666A (en) 1971-06-11 1972-06-09 Benzopyran derivs - inters in total steroid synthesis

Country Status (11)

Country Link
JP (1) JPS5728707B1 (https=)
AR (1) AR193994A1 (https=)
BE (1) BE784666A (https=)
CS (1) CS171167B2 (https=)
DD (1) DD97884A5 (https=)
DK (1) DK137455C (https=)
ES (1) ES403645A1 (https=)
HU (1) HU164335B (https=)
IE (1) IE36404B1 (https=)
IL (1) IL39591A (https=)
SE (1) SE395146B (https=)

Also Published As

Publication number Publication date
DD97884A5 (https=) 1973-05-20
IL39591A (en) 1975-10-15
JPS5728707B1 (https=) 1982-06-18
IL39591A0 (en) 1972-08-30
ES403645A1 (es) 1975-05-16
HU164335B (https=) 1974-01-28
IE36404B1 (en) 1976-10-27
AR193994A1 (es) 1973-06-12
DK137455B (da) 1978-03-06
DK137455C (da) 1978-08-14
IE36404L (en) 1972-12-11
SE395146B (sv) 1977-08-01
CS171167B2 (https=) 1976-10-29

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