申请人:Sanwa Kagaku Kenkyusho Co., Ltd.
公开号:US07345180B2
公开(公告)日:2008-03-18
A dipeptidyl peptidase IV inhibitor which is satisfactory in respect of activity, stability and safety and has an excellent action as a pharmaceutical agent. A compound represented by the following general formula or a pharmaceutically acceptable salt thereof:
wherein R1 and R2 each represents hydrogen, an optionally substituted C1-6 alkyl group, or —COOR5 whereupon R5 represents hydrogen or an optionally substituted C1-6 alkyl group, or R1, R2, and a carbon atom together represent a 3- to 6-membered cycloalkyl group, R3 represents hydrogen or an optionally substituted C6-10 aryl group, R4represents a hydrogen or a cyano group, D represents —CONR6-, —CO— or —NR6CO—, R6 represents hydrogen or an optionally substituted C1-6 alkyl group, E represents —(CH2)m— whereupon m is 1 to 3, —CH2OCH2—, or —SCH2—, n is 0 to 3, and A represents an optionally substituted bicyclic heterocyclic group or bicyclic hydrocarbon group.
一种二肽基肽酶IV抑制剂,其在活性、稳定性和安全性方面都令人满意,并且作为一种药物剂量具有出色的作用。该化合物表示为以下通式或其药学上可接受的盐:其中R1和R2各代表氢、可选地取代的C1-6烷基或—COOR5,其中R5代表氢或可选地取代的C1-6烷基,或者R1、R2和一个碳原子共同表示3-至6-环烷基,R3表示氢或可选地取代的C6-10芳基,R4表示氢或氰基,D表示—CONR6-、—CO—或—NR6CO—,R6表示氢或可选地取代的C1-6烷基,E表示—(CH2)m—,其中m为1至3,—CH2OCH2—或—SCH2—,n为0至3,A表示可选地取代的双环杂环基或双环碳氢基。