申请人:Bristol-Myers Squibb Company
公开号:US05158958A1
公开(公告)日:1992-10-27
A novel series of 1,3-dihydro-2H-imidazo [4,5-b]quinolin-2-ones having enhanced water solubility bioavailability and metabolic stability is disclosed in the Formula I ##STR1## wherein R.sup.1 is H, or C.sub.1 -C.sub.4 lower alkyl; R.sup.2 is H, or (CH.sub.2).sub.m R.sup.3 ; R.sup.3 is tetrahydro-2H-pyranyl, C.sub.1 -C.sub.8 alkyl, C.sub.4 -C.sub.8 cycloalkyl, or substituted or unsubstituted phenyl in which the substituents are halogen, alkoxy, or trifluoromethyl; m is an integer of 1-3; and n is an integer of 1-5; or pharmaceutically acceptable salt thereof. the compounds are useful as inhibitors of ADP-induced blood platelet aggregation in human platelet-rich plasma.
在公式I中披露了一系列具有增强水溶性生物利用度和代谢稳定性的1,3-二氢-2H-咪唑并[4,5-b]喹啉-2-酮,其中R.sup.1为H,或C.sub.1 -C.sub.4较低的烷基;R.sup.2为H,或(CH.sub.2).sub.m R.sup.3;R.sup.3为四氢-2H-吡喃基,C.sub.1 -C.sub.8烷基,C.sub.4 -C.sub.8环烷基,或取代或未取代的苯基,其中取代基为卤素,烷氧基或三氟甲基;m为1-3的整数;n为1-5的整数;或其药用可接受的盐。这些化合物可用作抑制ADP诱导的人类富含血小板血浆中的血小板聚集的抑制剂。