CH475968A - Process for the production of new cyclosteroids - Google Patents

Process for the production of new cyclosteroids

Info

Publication number
CH475968A
CH475968A CH250666A CH250666A CH475968A CH 475968 A CH475968 A CH 475968A CH 250666 A CH250666 A CH 250666A CH 250666 A CH250666 A CH 250666A CH 475968 A CH475968 A CH 475968A
Authority
CH
Switzerland
Prior art keywords
cyclosteroids
new
production
new cyclosteroids
Prior art date
Application number
CH250666A
Other languages
German (de)
Inventor
Jeger Oskar Dr Prof
Kurt Dr Schaffner
Original Assignee
Ciba Geigy
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
Application filed by Ciba Geigy filed Critical Ciba Geigy
Priority to CH250666A priority Critical patent/CH475968A/en
Priority claimed from CH1147561A external-priority patent/CH452512A/en
Publication of CH475968A publication Critical patent/CH475968A/en

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
CH250666A 1961-10-03 1961-10-03 Process for the production of new cyclosteroids CH475968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH250666A CH475968A (en) 1961-10-03 1961-10-03 Process for the production of new cyclosteroids

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH250666A CH475968A (en) 1961-10-03 1961-10-03 Process for the production of new cyclosteroids
CH1147561A CH452512A (en) 1961-10-03 1961-10-03 Process for the production of new 9 B, 19 cyclosteroids

Publications (1)

Publication Number Publication Date
CH475968A true CH475968A (en) 1969-07-31

Family

ID=25690622

Family Applications (1)

Application Number Title Priority Date Filing Date
CH250666A CH475968A (en) 1961-10-03 1961-10-03 Process for the production of new cyclosteroids

Country Status (1)

Country Link
CH (1) CH475968A (en)

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Legal Events

Date Code Title Description
PLZ Patent of addition ceased