Benzopyrazone compounds, compositions thereof, and methods of treatment therewith
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United States of America Patent
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Sep 16, 2003
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N/A
app pub date -
Apr 19, 2002
filing date -
Apr 19, 2002
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Expired
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Abstract
Benzopyranone compounds having the following structure: ##STR1## wherein R.sub.1, X, Y and n are as defined here, are disclosed. The compounds of formula (I), wherein R.sub.1 is H, can be prepared by demethylation of the corresponding phenolic methyl ether. The compounds are useful for treating a bone-resorbing disease, cancer, arthritis or an estrogen-related condition such as breast cancer, osteoporosis and endometriosis.
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