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    • 5. 发明申请
    • PYRAZOLIDINEDIONE DERIVATIVES
    • 吡咯烷酮衍生物
    • WO2005000281A2
    • 2005-01-06
    • PCT/EP2004/006471
    • 2004-06-16
    • ACTELION PHARMACEUTICALS LTD.HOUILLE, OlivierFRETZ, HeinzHILPERT, KurtRIEDERER, MarkusGILLER, ThomasVALDENAIRE, Oliver
    • HOUILLE, OlivierFRETZ, HeinzHILPERT, KurtRIEDERER, MarkusGILLER, ThomasVALDENAIRE, Oliver
    • A61K31/00
    • C07D401/04A61K31/4152A61K31/4155C07C45/00C07C45/62C07C45/673C07C45/68C07C45/71C07C47/542C07C47/548C07C47/565C07C47/575C07C309/65C07C2601/08C07D231/32
    • Pyrazolidinedione derivatives of the general formula (I), wherein R 1 is hydrogen, optionally substituted alkyl, cycloalkyl, aryl, arylalkyl, heteroaryl, heteroarylalkyl or alkanoyl; and R 2 is aryl or heteroaryl; tautomers thereof; geometric isomers thereof and tautomers of these geometric isomers, including mixtures of individual compounds of formula (I), or tautomers thereof, and their geometric isomers, or tautomers thereof, pharmaceutically acceptable acid addition salts of compounds which are basic; pharmaceutically acceptable salts of compounds containing acidic groups with bases; pharmaceutically acceptable esters of compounds containing hydroxy or carboxy groups; prodrugs of compounds in which a prodrug forming group is present; as well as hydrates or solvates thereof; are active as platelet adenosine diphosphate receptor antagonists and can be used for the prevention and/or treatment of peripheral vascular, of visceral-, hepatic- and renal-vascular, of cardiovascular and of cerebrovascular diseases or conditions associated with platelet aggregation, particularly thrombosis, and, respectively, for the manufacture of corresponding medicaments. Some, albeit not all, of the compounds of the above formula (I) are novel.
    • 通式(I)的吡唑烷二酮衍生物,其中R 1是氢,任选取代的烷基,环烷基,芳基,芳基烷基,杂芳基,杂芳基烷基或烷酰基; 并且R 2是芳基或杂芳基; 互变异构体 其几何异构体和这些几何异构体的互变异构体,包括式(I)的单独化合物或其互变异构体的混合物及其几何异构体或其互变异构体,其为碱性化合物的药学上可接受的酸加成盐; 含有酸性基团的化合物的药学上可接受的盐与碱; 含有羟基或羧基的化合物的药学上可接受的酯; 其中存在前药形成基团的化合物的前药; 以及其水合物或溶剂合物; 作为血小板二磷酸腺苷受体拮抗剂是有活性的,可用于预防和/或治疗心血管和脑血管疾病或与血小板聚集相关的病症,特别是血栓形成的内脏,肝和肾血管的周围血管, 分别用于制造相应的药物。 一些(尽管不是全部)上述式(I)的化合物是新的。