CH422773A - Process for preparing a 1,4-3-oxosteroid lactone - Google Patents

Process for preparing a 1,4-3-oxosteroid lactone

Info

Publication number
CH422773A
CH422773A CH1467361A CH1467361A CH422773A CH 422773 A CH422773 A CH 422773A CH 1467361 A CH1467361 A CH 1467361A CH 1467361 A CH1467361 A CH 1467361A CH 422773 A CH422773 A CH 422773A
Authority
CH
Switzerland
Prior art keywords
oxosteroid
lactone
preparing
oxosteroid lactone
Prior art date
Application number
CH1467361A
Other languages
German (de)
Inventor
Igarashi Kikuo
Original Assignee
Shionogi & Co
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 Shionogi & Co filed Critical Shionogi & Co
Publication of CH422773A publication Critical patent/CH422773A/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)
  • Steroid Compounds (AREA)
CH1467361A 1960-12-19 1961-12-19 Process for preparing a 1,4-3-oxosteroid lactone CH422773A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5011660 1960-12-19
JP3992661 1961-11-03

Publications (1)

Publication Number Publication Date
CH422773A true CH422773A (en) 1966-10-31

Family

ID=26379328

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1467361A CH422773A (en) 1960-12-19 1961-12-19 Process for preparing a 1,4-3-oxosteroid lactone

Country Status (4)

Country Link
CH (1) CH422773A (en)
FR (1) FR1677M (en)
GB (1) GB961696A (en)
NL (2) NL6412128A (en)

Also Published As

Publication number Publication date
FR1677M (en) 1963-01-28
GB961696A (en) 1964-06-24
NL6412129A (en) 1965-06-25
NL6412128A (en) 1965-06-25

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