申请人:Eisai Co., Ltd.
公开号:US06352989B1
公开(公告)日:2002-03-05
The present invention provides a novel nitrogen-containing heterocyclic compound useful as a phosphodiesterase-4 inhibitor, and a medicament comprising the same. Further, the present invention provides a nitrogen-containing heterocyclic compound represented by the following formula, its salt or hydrates thereof, and a medicament comprising the same.
wherein the ring A is an aromatic hydrocarbon ring which may have a heteroatom, the ring B represents (a) a saturated hydrocarbon ring, (b) an unsaturated hydrocarbon ring, (c) a saturated heterocyclic ring or (d) an unsaturated heterocyclic ring, all of which may have a substituent group.
本发明提供了一种新型的含氮杂环化合物,该化合物作为磷酸二酯酶-4抑制剂是有用的,以及包含该化合物的药物。此外,本发明还提供了一种由下列公式表示的含氮杂环化合物,其盐或水合物,以及包含它们的药物。
其中,环A是可以含有杂原子的芳香烃环,环B代表(a)饱和烃环,(b)不饱和烃环,(c)饱和杂环或(d)不饱和杂环,所有这些都可能含有取代基团。