Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Cyclopentanohydrophenanthrene ring system doai
Patent
1991-02-20
1992-01-28
Mars, Howard T.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Cyclopentanohydrophenanthrene ring system doai
552508, 514182, A61K 3156, C07C 1100
Patent
active
050844504
ABSTRACT:
Compounds of the formula ##STR1## wherein .dbd.X is .dbd.O or ##STR2## R is hydrogen or acyl of an organic carboxylic acid of 1 to 12 carbon atoms, the wavy lines indicate the .alpha.- or .beta.-position, the dotted line in the 17-position indicates the bond is in the .alpha.-position and the dotted lines in the 9'(10') and 11'(12') positions indicate an optional double bond in the 9'(10') position or two optional double bonds in the 9'(10') and 11'(12') positions having progestomimetic and antiestrogenic activity.
REFERENCES:
patent: 4474702 (1984-10-01), Karanewsky et al.
Gaillard-Kelly Martine
Nedelec Lucien
Nique Francois
Philibert Daniel
Kestler Kimberly J.
Mars Howard T.
Roussel Uclaf
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