BE746966A - Cyclobutanones et leur procede de preparation - Google Patents

Cyclobutanones et leur procede de preparation

Info

Publication number
BE746966A
BE746966A BE746966DA BE746966A BE 746966 A BE746966 A BE 746966A BE 746966D A BE746966D A BE 746966DA BE 746966 A BE746966 A BE 746966A
Authority
BE
Belgium
Prior art keywords
cyclobutanones
preparation process
preparation
Prior art date
Application number
Other languages
English (en)
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 DE19691912236 external-priority patent/DE1912236A1/de
Priority claimed from DE19691937613 external-priority patent/DE1937613A1/de
Application filed by Schering Ag filed Critical Schering Ag
Publication of BE746966A publication Critical patent/BE746966A/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol
    • A61K31/568—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol substituted in positions 10 and 13 by a chain having at least one carbon atom, e.g. androstanes, e.g. testosterone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D35/00—Producing footwear
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J53/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton has been modified by condensation with a carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms, including carboxyclic rings fused to the cyclopenta(a)hydrophenanthrene skeleton are included in this class

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
  • Epoxy Compounds (AREA)
BE746966D 1969-03-06 1970-03-06 Cyclobutanones et leur procede de preparation BE746966A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19691912236 DE1912236A1 (de) 1969-03-06 1969-03-06 Cyclobutanone
DE19691937613 DE1937613A1 (de) 1969-07-18 1969-07-18 Cyclobutanone

Publications (1)

Publication Number Publication Date
BE746966A true BE746966A (fr) 1970-09-07

Family

ID=25757108

Family Applications (1)

Application Number Title Priority Date Filing Date
BE746966D BE746966A (fr) 1969-03-06 1970-03-06 Cyclobutanones et leur procede de preparation

Country Status (14)

Country Link
US (1) US3657288A (fr)
JP (1) JPS4930828B1 (fr)
AT (1) AT303276B (fr)
AU (1) AU1218870A (fr)
BE (1) BE746966A (fr)
BR (1) BR7017198D0 (fr)
CH (1) CH555796A (fr)
DK (1) DK127474B (fr)
ES (1) ES377185A1 (fr)
FI (1) FI47094C (fr)
FR (1) FR2034691B1 (fr)
GB (1) GB1308182A (fr)
NL (1) NL7003270A (fr)
SE (1) SE361170B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968132A (en) * 1974-12-23 1976-07-06 Schering Corporation (17R)-Spiro-[androstane-17,1'-cyclobutan]-2'-ones, methods for their manufacture and intermediates useful therein

Also Published As

Publication number Publication date
CH555796A (de) 1974-11-15
NL7003270A (fr) 1970-09-08
AU1218870A (en) 1971-09-09
FR2034691A1 (fr) 1970-12-11
ES377185A1 (es) 1972-07-01
AT303276B (de) 1972-11-27
BR7017198D0 (pt) 1973-01-18
FR2034691B1 (fr) 1973-01-12
FI47094B (fr) 1973-05-31
JPS4930828B1 (fr) 1974-08-16
SE361170B (fr) 1973-10-22
DK127474B (da) 1973-11-12
FI47094C (fi) 1973-09-10
US3657288A (en) 1972-04-18
GB1308182A (en) 1973-02-21

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