申请人:Takeda Pharmaceutical Company Limited
公开号:US08273750B2
公开(公告)日:2012-09-25
The invention provides novel 7,8-dihydro-imidazo[1,2-α]pyrazolo[4,3-e]pyrimidin-4-one compounds and 7,8,9-trihydro-[1H or 2/f]-pyrimido[1,2-a]pyrazolo[4,3-e]pyrimidin-4(5H)-one compounds, substituted at the 1 or 2 position with C2-g allcyl, C3-9 cycloalkyl, heteroarylalkyl, or substituted arylalkyl, in free, salt or prodrug form, processes for their production, their use as pharmaceuticals, particularly as PDE1 inhibitors, and pharmaceutical compositions comprising them.
本发明提供了新型7,8-二氢咪唑并[1,2-α]吡唑并[4,3-e]嘧啶-4-酮化合物和7,8,9-三氢-[1H或2/f]-嘧啶并[1,2-a]吡唑并[4,3-e]嘧啶-4(5H)-酮化合物,它们在1或2位被C2-烷基、C3-9环烷基、杂环芳基烷基或取代芳基烷基取代,以自由、盐或前药形式存在,以及它们的制备方法、它们作为药物的用途,特别是作为PDE1抑制剂,以及包含它们的药物组合物。