申请人:Kakigami Takuji
公开号:US20060229286A1
公开(公告)日:2006-10-12
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 R
1
and R
2
each represents hydrogen, an optionally substituted C1-6 alkyl group, or —COOR
5
whereupon R
5
represents hydrogen or an optionally substituted C1-6 alkyl group, or R
1
, R
2
, and a carbon atom together represent a 3- to 6-membered cycloalkyl group, R
3
represents hydrogen or an optionally substituted C6-10 aryl group, R
4
represents a hydrogen or a cyano group, D represents —CONR
6
—, —CO— or —NR
6
CO—, R
6
represents hydrogen or an optionally substituted C1-6 alkyl group, E represents —(CH
2
)
m
— whereupon m is 1 to 3, —CH
2
OCH
2
—, or —SCH
2
—, 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,具有活性、稳定性和安全性方面的满意度,并且作为药物剂量具有优异的作用。该化合物由以下通式表示或其药学上可接受的盐:其中R1和R2分别表示氢、可选取代的C1-6烷基或-COOR5,其中R5表示氢或可选取代的C1-6烷基,或者R1、R2和一个碳原子共同表示3-6个成员的环烷基,R3表示氢或可选取代的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表示可选取代的双环杂环基或双环烃基。