DK129705B - 16α-alkyl-3,20-diketo-Δ <4> - or -Δ <4,6> steroids of the pregnane or 19-norpregane series for use as contraceptives. - Google Patents

16α-alkyl-3,20-diketo-Δ <4> - or -Δ <4,6> steroids of the pregnane or 19-norpregane series for use as contraceptives.

Info

Publication number
DK129705B
DK129705B DK519471A DK519471A DK129705B DK 129705 B DK129705 B DK 129705B DK 519471 A DK519471 A DK 519471A DK 519471 A DK519471 A DK 519471A DK 129705 B DK129705 B DK 129705B
Authority
DK
Denmark
Prior art keywords
norpregane
pregnane
diketo
contraceptives
steroids
Prior art date
Application number
DK519471A
Other languages
Danish (da)
Other versions
DK129705C (en
Inventor
F Zeelen
Den Broek A Van
Den Heuvel M Van
Original Assignee
Organon Nv
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 NL6801449A external-priority patent/NL6801449A/xx
Application filed by Organon Nv filed Critical Organon Nv
Publication of DK129705B publication Critical patent/DK129705B/en
Application granted granted Critical
Publication of DK129705C publication Critical patent/DK129705C/da

Links

DK519471A 1968-02-01 1971-10-26 16α-alkyl-3,20-diketo-Δ <4> - or -Δ <4,6> steroids of the pregnane or 19-norpregane series for use as contraceptives. DK129705B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6801449A NL6801449A (en) 1968-02-01 1968-02-01
DK55069AA DK128535B (en) 1968-02-01 1969-01-31 Analogous process for the preparation of 21-substituted 16α-alkyl-Δ <4> -3-ketosteroids of the pregnane or 19-norpregane series.

Publications (2)

Publication Number Publication Date
DK129705B true DK129705B (en) 1974-11-11
DK129705C DK129705C (en) 1975-04-28

Family

ID=26064200

Family Applications (2)

Application Number Title Priority Date Filing Date
DK519471A DK129705B (en) 1968-02-01 1971-10-26 16α-alkyl-3,20-diketo-Δ <4> - or -Δ <4,6> steroids of the pregnane or 19-norpregane series for use as contraceptives.
DK289373A DK129516B (en) 1968-02-01 1973-05-25 Analogous process for the preparation of 21-fluoro-16αalkyl-Δ <4> -3-ketosteroids of the pregnane or 19-norpregane series.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK289373A DK129516B (en) 1968-02-01 1973-05-25 Analogous process for the preparation of 21-fluoro-16αalkyl-Δ <4> -3-ketosteroids of the pregnane or 19-norpregane series.

Country Status (1)

Country Link
DK (2) DK129705B (en)

Also Published As

Publication number Publication date
DK129705C (en) 1975-04-28
DK129516B (en) 1974-10-21
DK129516C (en) 1975-03-17

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