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US 5,254,568 AGranted
Benzopyrans as antiestrogenic agents
AssigneeCouncil of Scientific and Industrial Research
InventorsRandhir S. Kapil, Susheel Durani, Janak D. Dhar, Bachu S. Setty
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Abstract
The present invention provides compounds of formula ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, are each --H, --OH, alkoxy of 1 to 17 carbon atoms or alkoxycarbonyl of 2 to 18 carbon atoms and R.sup.3 is ##STR2## are useful in the treatment of an estrogen dependent condition such as breast cancer.
Claims12
A compound of the formula I ##STR28## wherein R.sup.1 and R.sup.2, which may be the same or different, are each --H, --OH, alkoxy of 1 to 17 carbon atoms or alkoxycarbonyl of 2 to 18 carbon atoms, and R.sup.3 is ##STR29##
Dependencies are inferred from the claim text.