申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP1724264A1
公开(公告)日:2006-11-22
The present invention relates to a compound of formula (I)
wherein Y and Z each is independently N or C; ring A is a carbocyclic group or a heterocyclic group; ring B is a heterocyclic group containing at least one nitrogen atom; R is a hydrogen atom, a substituent, etc,; n is 0, or an integer of from 1 to 10, a salt thereof, a solvate thereof, or an N-oxide thereof, or a prodrug thereof. The compound of formula (I), a salt thereof, a solvate thereof, or an N-oxide thereof, or a prodrug thereof has an inhibitory activity against cysteine protease, and it is useful for the prophylaxis and/or treatment of a cysteine protease-related disease such as osteoporosis, etc.
本发明涉及一种具有以下式(I)的化合物,其中Y和Z各自独立地为N或C;环A为碳环基团或杂环基团;环B为含有至少一个氮原子的杂环基团;R为氢原子、取代基等;n为0,或为1至10的整数,其盐、溶剂合物、N-氧化物或前药。具有式(I)的化合物,其盐、溶剂合物、N-氧化物或前药对半胱氨酸蛋白酶具有抑制活性,对于预防和/或治疗半胱氨酸蛋白酶相关疾病如骨质疏松症等是有用的。