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    • 15. 发明授权
    • 7-oxypropylsulfonamido-imidazo[4,5-b]quinolin-2-ones
    • 7-氧代丙基磺酰氨基 - 咪唑并[4,5-b]喹啉-2-酮
    • US5208237A
    • 1993-05-04
    • US862879
    • 1992-04-03
    • Piyasena HewawasamNicholas A. Meanwell
    • Piyasena HewawasamNicholas A. Meanwell
    • C07D471/04
    • C07D471/04
    • 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, (CH.sub.2).sub.m R.sup.3 ; benzoxazol-2yl, or benzothiazol2-yl;R.sup.3 is C.sub.1 -C.sub.8 alkyl, C.sub.4 -C.sub.8 cycloalkyl, or substituted or unsubstituted phenyl, wherein the substituents are halogen, alkoxy or trifluoromethyl;m is an integer of 1-3; andn 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.
    • 具有增强的水溶性生物利用度和代谢稳定性的新一系列1,3-二氢-2H-咪唑并[4,5-b]喹啉-2-酮公开在式I的化合物中,其中R 1是H或C1- C4低级烷基; R2是H,(CH2)mR3; 苯并恶唑-2-基或苯并噻唑-2-基; R3是C1-C8烷基,C4-C8环烷基或取代或未取代的苯基,其中取代基是卤素,烷氧基或三氟甲基; m为1-3的整数; n为1-5的整数; 或其药学上可接受的盐。 该化合物可用作富含人血小板的血浆中ADP诱导的血小板聚集的抑制剂。