CH383366A - Process for the production of new 18,21-cycloacetals of the pregnane series - Google Patents

Process for the production of new 18,21-cycloacetals of the pregnane series

Info

Publication number
CH383366A
CH383366A CH7748859A CH7748859A CH383366A CH 383366 A CH383366 A CH 383366A CH 7748859 A CH7748859 A CH 7748859A CH 7748859 A CH7748859 A CH 7748859A CH 383366 A CH383366 A CH 383366A
Authority
CH
Switzerland
Prior art keywords
cycloacetals
new
production
pregnane series
pregnane
Prior art date
Application number
CH7748859A
Other languages
German (de)
Inventor
Albert Dr Wettstein
Julius Dr Schmidlin
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 CH7748859A priority Critical patent/CH383366A/en
Priority to GB2975560A priority patent/GB957187A/en
Publication of CH383366A publication Critical patent/CH383366A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • 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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CH7748859A 1959-08-28 1959-08-28 Process for the production of new 18,21-cycloacetals of the pregnane series CH383366A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH7748859A CH383366A (en) 1959-08-28 1959-08-28 Process for the production of new 18,21-cycloacetals of the pregnane series
GB2975560A GB957187A (en) 1959-08-28 1960-08-29 New cyclohemiacetals and cyclohemiacetal esters of the pregnane series and process for their manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7748859A CH383366A (en) 1959-08-28 1959-08-28 Process for the production of new 18,21-cycloacetals of the pregnane series

Publications (1)

Publication Number Publication Date
CH383366A true CH383366A (en) 1964-10-31

Family

ID=4535730

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7748859A CH383366A (en) 1959-08-28 1959-08-28 Process for the production of new 18,21-cycloacetals of the pregnane series

Country Status (2)

Country Link
CH (1) CH383366A (en)
GB (1) GB957187A (en)

Also Published As

Publication number Publication date
GB957187A (en) 1964-05-06

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