CA952100A - 18-methylene-steroids of the pregnane series and process for their manufacture - Google Patents

18-methylene-steroids of the pregnane series and process for their manufacture

Info

Publication number
CA952100A
CA952100A CA160,426A CA160426A CA952100A CA 952100 A CA952100 A CA 952100A CA 160426 A CA160426 A CA 160426A CA 952100 A CA952100 A CA 952100A
Authority
CA
Canada
Prior art keywords
steroids
methylene
manufacture
pregnane series
pregnane
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA160,426A
Other versions
CA160426S (en
Inventor
Jaroslav Kalvoda
Georg Anner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy 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 CH1811967A external-priority patent/CH513837A/en
Priority claimed from CH1751368A external-priority patent/CH549002A/en
Priority claimed from CA038,001A external-priority patent/CA940917A/en
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Priority to CA160,426A priority Critical patent/CA952100A/en
Application granted granted Critical
Publication of CA952100A publication Critical patent/CA952100A/en
Expired legal-status Critical Current

Links

CA160,426A 1967-12-22 1973-01-03 18-methylene-steroids of the pregnane series and process for their manufacture Expired CA952100A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA160,426A CA952100A (en) 1967-12-22 1973-01-03 18-methylene-steroids of the pregnane series and process for their manufacture

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH1811967A CH513837A (en) 1967-12-22 1967-12-22 18-Methylene steroids - gestogens, ovulation inhibitors, contraceptive agents and intermediates
CH1751368A CH549002A (en) 1968-11-25 1968-11-25 18-Methylene steroids - gestogens, ovulation inhibitors, contraceptive agents and intermediates
CA038,001A CA940917A (en) 1967-12-22 1968-12-17 18-methylene-steroids of the pregnane series and process for their manufacture
CA160,426A CA952100A (en) 1967-12-22 1973-01-03 18-methylene-steroids of the pregnane series and process for their manufacture

Publications (1)

Publication Number Publication Date
CA952100A true CA952100A (en) 1974-07-30

Family

ID=27425327

Family Applications (1)

Application Number Title Priority Date Filing Date
CA160,426A Expired CA952100A (en) 1967-12-22 1973-01-03 18-methylene-steroids of the pregnane series and process for their manufacture

Country Status (1)

Country Link
CA (1) CA952100A (en)

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