申请人:Novartis International Pharmaceutical Ltd.
公开号:US07906528B2
公开(公告)日:2011-03-15
Pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds analogues of the formula:
wherein R, R2, R5, E, Z1, Z3, Z4, and Ar are defined herein. Such compounds are ligands of C5a receptors. Preferred pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds of the invention bind to C5a receptors with high affinity and exhibit neutral antagonist or inverse agonist activity at C5a receptors. The present invention also relates to pharmaceutical compositions comprising such compounds, and to the use of such compounds in treating a variety of inflammatory, cardiovascular, and immune system disorders. In addition, the present invention provides labeled pyrrolo-pyridine, pyrrolo-pyrimidine and related heterocyclic compounds, which are useful as probes for the localization of C5a receptors.
吡咯-吡啶、吡咯-嘧啶及相关杂环化合物的类似物的化学式如下:其中R、R2、R5、E、Z1、Z3、Z4和Ar的定义如下。这些化合物是C5a受体的配体。本发明所述的优选吡咯-吡啶、吡咯-嘧啶及相关杂环化合物能够高亲和地结合到C5a受体,并在C5a受体上表现出中性拮抗剂或反向激动剂活性。本发明还涉及包含这些化合物的药物组合物,以及使用这些化合物治疗各种炎症、心血管和免疫系统疾病的用途。此外,本发明还提供了标记的吡咯-吡啶、吡咯-嘧啶及相关杂环化合物,可用作C5a受体定位的探针。