C - Chemistry – Metallurgy – 07 – J
Patent
C - Chemistry, Metallurgy
07
J
260/41, 260/9
C07J 1/00 (2006.01) C07J 21/00 (2006.01) C07J 41/00 (2006.01) C12P 33/12 (2006.01)
Patent
CA 1244004
ABSTRACT Gestagenically active ll.beta.-chloro-.DELTA.15- steroids and their manufacture and use Novel ll.beta.-chloro-.DELTA.15-steroids of the general formula I Image (I) (in which R1 represents H or acyl and R2 represents ethynyl, chloroethynyl or propynyl) and a process for their manufacture. The novel compounds have a strong gestagenic action and accordingly may be used as medicaments and contraceptives.
426011
Annen Klaus
Hofmeister Helmut
Laurent Henry
Nishino Yukeshige
Petzoldt Karl
Marks & Clerk
Schering Aktiengesellschaft
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