申请人:Bristol-Myers Company
公开号:US04775674A1
公开(公告)日:1988-10-04
Novel series of 2,3-dihydro-2-oxo-1H-imidazo[4,5-b]quinolinyl ether derivatives of formula ##STR1## wherein R.sub.1 is hydrogen, lower alkly, benzyl; R.sub.2 is hydrogen, halogen, lower alkyl, lower alkoxy; Alk is alkylene; Y is hydroxy and alkanoic or aralkanoic esters thereof, oxo ketone, dialkylamino, carboxylic acid and esters, carboxamides, alkoxy, ethanolamines and cyclic carbamates thereof, tetrazolyl, and optionally substituted phenylsulfonyl. The compounds are cyclic AMP phosphodiesterase inhibitors and are particularly useful as inhibitors of blood platelet aggregation and/or as cardiotonic agents.
2,3-二氢-2-氧基-1H-咪唑并[4,5-b]喹啉基醚衍生物的小说系列,其化学式为##STR1##其中R.sub.1为氢、低烷基、苄基;R.sub.2为氢、卤素、低烷基、低烷氧基;Alk为烷基;Y为羟基和羧酸酯、酮基、二烷基胺、羧酸和酯、羧酰胺、烷氧基、乙醇胺和环状碳酸酯、四唑基,以及可选择地取代的苯磺酰基。这些化合物是环磷酸腺苷磷酸二酯酶抑制剂,特别适用于抑制血小板聚集和/或作为心力衰竭药物。