申请人:Dainippon Sumitomo Pharma Co., Ltd.
公开号:US08012964B2
公开(公告)日:2011-09-06
The present invention provides an 8-oxoadenine compound having immunemodulating activities such as an interferon inducing activity and useful as an antiviral agent and antiallergic agent, which is represented by the following formula (1):
[wherein the ring A represents a 6-10 membered aromatic carbocyclic ring and the like, R represents a halogen atom, an alkyl group and the like, n represents an integer of 0-2, Z1 represents alkylene, X2 represents oxygen atom, sulfur atom, SO2, NR5, CO, CONR5, NR5CO and the like, Y1, Y2 and Y3 represent independently a single bond or an alkylene group, X1 represents oxygen atom, sulfur atom, NR4 (R4 is hydrogen atom or an alkyl group) or a single bond, R2 represents a substituted or unsubstituted alkyl group, R1 represents hydrogen atom, hydroxy group, an alkoxy group, an alkoxycarbonyl group or a haloalkyl group]
or its pharmaceutically acceptable salt.
本发明提供了一种具有免疫调节活性的8-氧腺嘌呤化合物,例如具有干扰素诱导活性,可用作抗病毒剂和抗过敏剂,其化学式如下所示(1):[其中环A代表6-10成员的芳香环烃环等,R代表卤素原子,烷基等,n代表0-2的整数,Z1代表烷基,X2代表氧原子,硫原子,SO2,NR5,CO,CONR5,NR5CO等,Y1,Y2和Y3分别代表单键或烷基,X1代表氧原子,硫原子,NR4(R4为氢原子或烷基)或单键,R2代表取代或未取代的烷基,R1代表氢原子,羟基,烷氧基,烷氧羰基或卤代烷基]或其药学上可接受的盐。