申请人:MSD K.K.
公开号:US08106086B2
公开(公告)日:2012-01-31
A compound represented by the general formula (I-a):
[wherein R1a and R2a each means hydrogen, lower cycloalkyl, lower alkyl, etc.; R3a means hydrogen, lower cycloalkyl, lower alkyl, etc.; R4a and R5a each means lower alkyl, lower cycloalkyl, etc. or R4a and R5a are bonded to each other to form lower cycloalkylidene; and R6a means lower alkyl, lower haloalkyl, etc.]. This compound functions as an LCE inhibitor and is useful as a therapeutic agent for various circulatory diseases, nervous diseases, metabolic diseases, reproductive diseases, digestive tract diseases, neoplasm, infectious diseases, etc.
化合物的一般式为(I-a):[其中R1a和R2a各表示氢,较低的环烷基,较低的烷基等;R3a表示氢,较低的环烷基,较低的烷基等;R4a和R5a各表示较低的烷基,较低的环烷基等,或R4a和R5a相互连接形成较低的环烷基亚基;R6a表示较低的烷基,较低的卤代烷基等]。该化合物作为LCE抑制剂,可用作各种循环系统疾病、神经系统疾病、代谢性疾病、生殖系统疾病、消化道疾病、肿瘤、感染性疾病等的治疗剂。