申请人:Nagata Tsutomu
公开号:US20130022587A1
公开(公告)日:2013-01-24
A compound represented by the following general formula (I) or a pharmacologically acceptable salt thereof, wherein A represents a C3 to C12 cycloalkyl group which may be substituted by one to three selected from a fluoro group, a hydroxy group, a C1 to C6 alkyl group, etc; R
1
, R
2
, and R
3
each independently represent a hydrogen atom, a fluoro group, or a C1 to C6 alkyl group; R
4
represents a hydrogen atom or a prodrug group; and Y represents —CH
2
—CHR
5
—CH
2
—NHR
6
(wherein R
5
represents a hydrogen atom, a C1 to C6 alkyl group, or a C1 to C6 alkoxy group, and R
6
represents a hydrogen atom or a prodrug group), or the like exhibits excellent TAFIa inhibitory activity and is useful as a therapeutic drug for myocardial infarction, angina pectoris, acute coronary syndrome, cerebral infarction, deep vein thrombosis, pulmonary embolism, and the like.
以下是通式(I)所代表的化合物或其药学上可接受的盐,其中A代表一个C3到C12的环烷基,该环烷基可以被一个到三个选自氟基、羟基、C1到C6烷基等的基团所取代;R1、R2和R3各自独立地代表氢原子、氟基或C1到C6烷基;R4代表氢原子或前药基团;Y代表—CH2—CHR5—CH2—NHR6(其中R5代表氢原子、C1到C6烷基或C1到C6烷氧基,R6代表氢原子或前药基团)等,具有极好的TAFIa抑制活性,是治疗心肌梗死、心绞痛、急性冠状动脉综合征、脑梗死、深静脉血栓形成、肺栓塞等疾病的治疗药物。