2,2-disubstitued 2,3-dihydro-1,4-benzodioxin derivatives having hypotensive activity
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United States of America Patent
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Aug 14, 1990
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N/A
app pub date -
Nov 9, 1988
filing date -
Nov 8, 1988
priority date (Note) -
Expired
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Abstract
2,2-Disubstituted 2,3-dihydro-1,4-benzodioxin derivatives of formula (I): ##STR1## and pharmaceutically acceptable salts thereof having in vitro high affinity and selectively for .alpha..sub.1 receptors and in vivo good and long lasting hypotensive activty, with negligible side-effects; processes for the preparation thereof and pharmaceutical compositions therefrom.
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