Alkoxy-substituted dihydrobenzopyran-2-carboxylic acids and deri

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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5483114, A61K 31415, C07D40512

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active

052121984

ABSTRACT:
This invention relates to compounds of Formula I and the stereoisomers and pharmaceutically acceptable salts thereof ##STR1## wherein R is alkyl, alkenyl, alkynyl, or (CH.sub.2).sub.m R.sup.3 where

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