申请人:Daiichi Sankyo Company, Limited
公开号:EP2341044A1
公开(公告)日:2011-07-06
Provided is a therapeutic agent for hyperparathyroidism, renal osteodystrophy, hypercalcemia and the like, which has a CaSR activating (agonist) action. A compound represented by the following general formula (1):
[wherein, Ar which is a partial structure in the general formula (1) represents a phenyl group or a naphthyl group; R1a and R1b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; R2a and R2b are the same or different from each other, and represent a hydrogen atom, a halogeno group, or the like; A represents a single bond, an oxygen atom, or the like; B represents a single bond, a C1-C4 alkanediyl group, or the like; Z represents a carboxyl group or a tetrazolyl group; and m represents an integer of 1 to 3] or a pharmacologically acceptable salt thereof.
本发明提供了一种治疗甲状旁腺功能亢进症、肾性骨营养不良症、高钙血症等疾病的药物,它具有 CaSR 激活(激动)作用。由以下通式(1)代表的化合物:
[其中,通式(1)中部分结构的 Ar 代表苯基或萘基;R1a 和 R1b 彼此相同或不同,代表氢原子、卤素基团或类似物;R2a 和 R2b 彼此相同或不同,代表氢原子、卤素基团或类似物;A 代表单键、氧原子或类似物;B 代表单键、C1-C4 烷二基或类似物;Z 代表羧基或四唑基;m 代表 1 至 3 的整数]或其药理上可接受的盐。