SUBSTITUTED NAPHTHYL INDOLE DERIVATIVES AS INHIBITORS OF PLASMINOGEN ACTIVATOR INHIBITOR TYPE-1 (PAI-1)

This invention provides PAI-1 inhibiting compounds of Formula I: wherein: R1, R2, R3, and R4 are each H, alkyl, , alkanoyl, halo, OH, aryl optionally substituted with R8, perfluoroalkyl, alkoxy, amino, alkylamino, dialkylamino, pertluoroalkoxy; R5 is H, alkyl, perfluoroalkyl, aryl optionally substituted with R5, alkanoyl, aroyl optionally substituted with R8; R6 is H, alkyl, alkylaryl, benzyl optionally substituted with R8, alkanoyl, aroyl optionally substituted with R8; R7 is H, alkyl, alkylaryl, aryl optionally substituted with R8; n is 0 - 6 ; A is COOH, or an acid mimic such as tetraazole, SO3H, PO3H2, tetronic acid, etc.; R8 is H, alkyl, cycloalkyl, alkanoyl, halo, OH, perfluoroalkyl, alkoxy, amino, alkylamino, dialkylamino, perfluoroalkoxy; or a pharmaceutically acceptable salt thereof; as well as pharmaceutical compositions and methods of treatment using these compounds.