Alkoxy-substituted dihydrobenzopyran-2-carboxylic acids and derivatives
申请人:G. D. Searle & Co.
公开号:US05073562A1
公开(公告)日:1991-12-17
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 R.sup.3 is cycloalkyl and m is 1 or 2; R.sup.1 is alkyl; R.sup.2 is hydrogen or alkyl; R.sup.4 is alkyl; n is an integer from 1 to 5; p is an integer from 0 to 6; Y is NH, oxygen or sulfur; and Z is hydrogen, alkyl, alkenoxy, NR.sup.4 R.sup.5 wherein R.sup.4 and R.sup.5 are independently hydrogen or alkyl, or SR.sup.6 wherein R.sup.6 is hydrogen, benzyl or alkyl. The compounds of Formula I are leukotriene B.sub.4 antagonists and are useful as anti-inflammatory agents and in the treatment of leukotriene B.sub.4 mediated conditions.