CH612952A5 - - Google Patents

Info

Publication number
CH612952A5
CH612952A5 CH337574A CH337574A CH612952A5 CH 612952 A5 CH612952 A5 CH 612952A5 CH 337574 A CH337574 A CH 337574A CH 337574 A CH337574 A CH 337574A CH 612952 A5 CH612952 A5 CH 612952A5
Authority
CH
Switzerland
Application number
CH337574A
Inventor
Joseph Francis Zawadzki
Leland Jew Chinn
Original Assignee
Searle & 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 Searle & Co filed Critical Searle & Co
Publication of CH612952A5 publication Critical patent/CH612952A5/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • 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)
CH337574A 1973-03-09 1974-03-11 CH612952A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00339625A US3849404A (en) 1973-03-09 1973-03-09 Purification of 6,7-dihydro-17-hydroxy-3-oxo-3'h-cyclopropa(6,7)-17alpha-pregna-4,6-diene-21-carboxylic acid gamma-lactones

Publications (1)

Publication Number Publication Date
CH612952A5 true CH612952A5 (xx) 1979-08-31

Family

ID=23329892

Family Applications (1)

Application Number Title Priority Date Filing Date
CH337574A CH612952A5 (xx) 1973-03-09 1974-03-11

Country Status (6)

Country Link
US (1) US3849404A (xx)
JP (1) JPS49125354A (xx)
CA (1) CA1021319A (xx)
CH (1) CH612952A5 (xx)
DE (1) DE2410853A1 (xx)
GB (1) GB1460163A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH626095A5 (xx) * 1976-04-06 1981-10-30 Ciba Geigy Ag
LU77457A1 (xx) * 1977-05-31 1979-01-19
US4559332A (en) * 1983-04-13 1985-12-17 Ciba Geigy Corporation 20-Spiroxanes and analogues having an open ring E, processes for their manufacture, and pharmaceutical preparations thereof
TW200602352A (en) * 2004-03-22 2006-01-16 Upjohn Co Improved process for the preparation of 9,11 epoxy steroids

Also Published As

Publication number Publication date
US3849404A (en) 1974-11-19
CA1021319A (en) 1977-11-22
JPS49125354A (xx) 1974-11-30
GB1460163A (en) 1976-12-31
DE2410853A1 (de) 1974-09-19

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Legal Events

Date Code Title Description
PL Patent ceased