Provided is a compound showing a bone formation promoting action (and/or bone resorption suppressive action). A compound of the formula (I) or a pharmacologically acceptable salt:
[wherein each substituent is as defined in the DESCRIPTION], has low toxicity, shows good pharmacokinetics, has an action to promote bone formation, and is useful for the prophylaxis or treatment of metabolic bone diseases (osteoporosis, fibrous osteitis (hyperparathyroidism), osteomalacia, Paget's disease that influences the systemic bone metabolism parameter etc.) associated with a decrease in the bone formation ability as compared to the bone resorption capacity.
本文提供了一种具有促进骨形成作用(和/或抑制骨吸收作用)的化合物。式(I)的化合物或药理学上可接受的盐:
[其中各取代基如 DESCRI
PTION 所定义],毒性低,药代动力学良好,具有促进骨形成的作用,可用于预防或治疗与骨形成能力低于骨吸收能力相关的代谢性骨病(骨质疏松症、纤维性骨炎(甲状旁腺功能亢进)、骨软化症、影响全身骨代谢参数的 Paget 病等)。