申请人:Kobayashi Nobuo
公开号:US08829209B2
公开(公告)日:2014-09-09
Cycloalkylcarbonylamino acid ester derivatives, which are raw material intermediates for a novel cycloalkane carboxamide derivative having an action that selectively inhibits cathepsin K, and a production process thereof, are provided.
A cycloalkylcarbonylamino acid ester derivative represented by formula (I), or a pharmaceutically acceptable salt thereof:
(wherein, R1 and R2 represent alkyl groups, alkenyl groups, alkynyl groups, aromatic hydrocarbon groups, heterocyclic groups, etc., R8 represents an alkyl group having 1 to 6 carbon atoms, and ring A represents a cyclic alkylidene group having 5, 6 or 7 carbon atoms).
提供一种环烷基羰基氨基酸酯衍生物,它们是一种新颖的环烷基羧酰胺衍生物的原料中间体,具有选择性抑制猫hepsin K的作用,以及其生产过程。其中,该环烷基羰基氨基酸酯衍生物由式(I)表示,或其药学上可接受的盐:(其中,R1和R2代表烷基、烯基、炔基、芳香族碳氢基、杂环基等;R8代表具有1~6个碳原子的烷基;环A代表具有5、6或7个碳原子的环烷基亚基)。