AT303276B - Verfahren zur Herstellung von Cyclobutanonen - Google Patents

Verfahren zur Herstellung von Cyclobutanonen

Info

Publication number
AT303276B
AT303276B AT206870A AT206870A AT303276B AT 303276 B AT303276 B AT 303276B AT 206870 A AT206870 A AT 206870A AT 206870 A AT206870 A AT 206870A AT 303276 B AT303276 B AT 303276B
Authority
AT
Austria
Prior art keywords
cyclobutanones
preparation
Prior art date
Application number
AT206870A
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
Application granted granted Critical
Publication of AT303276B publication Critical patent/AT303276B/de

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)
AT206870A 1969-03-06 1970-03-05 Verfahren zur Herstellung von Cyclobutanonen AT303276B (de)

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
AT303276B true AT303276B (de) 1972-11-27

Family

ID=25757108

Family Applications (1)

Application Number Title Priority Date Filing Date
AT206870A AT303276B (de) 1969-03-06 1970-03-05 Verfahren zur Herstellung von Cyclobutanonen

Country Status (14)

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

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 (de) 1970-09-08
AU1218870A (en) 1971-09-09
FR2034691A1 (de) 1970-12-11
ES377185A1 (es) 1972-07-01
BR7017198D0 (pt) 1973-01-18
FR2034691B1 (de) 1973-01-12
FI47094B (de) 1973-05-31
JPS4930828B1 (de) 1974-08-16
SE361170B (de) 1973-10-22
DK127474B (da) 1973-11-12
FI47094C (fi) 1973-09-10
US3657288A (en) 1972-04-18
BE746966A (fr) 1970-09-07
GB1308182A (en) 1973-02-21

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee