C-homoestratrienes
AssigneeSchering Corporation
InventorsGregor Haffer, Ulrich Eder, Gerhard Sauer, Rudolf Wiechert, Yukishige Nishino, Gunter Neef
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Abstract
C-homoestratrienes of the formula ##STR1## wherein ##STR2## R.sub.1 and R.sub.2 are the same or different, and each is hydrogen, acyl, alkyl, cycloalkyl or tetrahydropyranyl; and R.sub.3 is hydrogen, ethynyl or chloroethynyl; possess very good estrogenic properties.
Claims19
A C-homoestratriene of the formula ##STR8## wherein ##STR9## R.sub.1 and R.sub.2 are the same or different, and each is hydrogen, a conventional physiologically compatible acyl group derived from a hydrocarbon carboxylic or sulfonic acid, C.sub.1-5 alkyl, C.sub.3-8 cycloalkyl or tetrahydropyranyl, and
- R.sub.3 is hydrogen, ethynyl or chloroethynyl.
Dependencies are inferred from the claim text.