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    • 119. 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。
    • 120. 发明授权
    • Arylpyrazole derivatives as anti-platelet agents
    • 芳吡唑衍生物作为抗血小板剂
    • US5071866A
    • 1991-12-10
    • US624822
    • 1990-12-10
    • Nicholas A. Meanwell
    • Nicholas A. Meanwell
    • C07D231/12C07D403/06C07D403/12
    • C07D231/12C07D403/06C07D403/12
    • Compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 each are independently hydrogen or phenyl, provided that R.sup.1 and R.sup.2 may not both be hydrogen;m is an integer from 3 to 9;n is an integer from 0 to 3 and the sum ofm+n is an integer from 5 to 12;Z is O, S, SO, SO.sub.2, --CH.dbd.CH-- or a direct bond;A is ##STR2## R.sup.3 is hydrogen or C.sub.1-6 alkyl; and R.sup.4 is hydrogen, C.sub.1-4 alkyl or methylsulfonyl;and pharmaceutically acceptable salts or hydrates thereof are novel inhibitors of adenosine diphosphate and collagen-induced aggregation of human platelet-rich plasma and are particularly useful as inhibitors of mammalian blood platelet aggregation.
    • 其中R 1和R 2各自独立地为氢或苯基,其中R 1和R 2不能均为氢; m为3〜9的整数; n为0〜3的整数,m + n的和为5〜12的整数。 Z是O,S,SO,SO 2,-CH = CH-或直接键; A是R 3是氢或C 1-6烷基; 且R 4为氢,C 1-4烷基或甲基磺酰基; 和其药学上可接受的盐或水合物是二磷酸腺苷和人血小板富集的胶原诱导的聚集的新型抑制剂,并且特别可用作哺乳动物血小板聚集的抑制剂。