Diketohydrazine derivative compounds and drugs containing the compounds as the active ingredient
申请人:Ono Pharmaceutical Co., Ltd.
公开号:US08138182B2
公开(公告)日:2012-03-20
The present invention relates to a diketohydrazine derivative of formula (I) and a pharmaceutically acceptable salt thereof (the symbols in the formula have the same meaning as described in the specification).
The compound of formula (I) has an inhibitory activity against cysteine protease, and it is useful for the treatment of inflammatory diseases, immune diseases, ischemic diseases, respiratory diseases, circulatory diseases, blood diseases, neuronal diseases, hepatic or biliary diseases, osseous or articular diseases, metabolic diseases, etc. And the compound has inhibitory activity against elastase and it is also useful for the treatment of COPD (chronic obstacle pulmonary diseases).
本发明涉及一种公式(I)的二酮肼衍生物及其药学上可接受的盐(公式中的符号与说明书中描述的含义相同)。公式(I)的化合物具有对半胱氨酸蛋白酶的抑制活性,可用于治疗炎症性疾病、免疫性疾病、缺血性疾病、呼吸系统疾病、循环系统疾病、血液疾病、神经系统疾病、肝胆系统疾病、骨骼或关节疾病、代谢性疾病等。该化合物还具有对弹性蛋白酶的抑制活性,也可用于慢性阻塞性肺部疾病(COPD)的治疗。