[EN] FURANOPYRIMIDINE COMPOUNDS EFFECTIVE AS POTASSIUM CHANNEL INHIBITORS<br/>[FR] COMPOSES DE FURANOPYRIMIDINE EFFICACES COMME INHIBITEURS DES CANAUX POTASSIQUES
申请人:XENTION DISCOVERY LTD
公开号:WO2005121149A1
公开(公告)日:2005-12-22
A compound of formula (I) wherein R1 is aryl, heteroaryl, cycloalkyl or alkyl; R2 is H, alkyl, nitro, -CO2R7, CONR4R5 or halo; R3 is H, NR4R5, NC(O)R8, halo, trifluoromethyl, alkyl, nitrile or alkoxy; R4 and R5 may be the same or different, and may be H, alkyl, aryl, heteroaryl or cycloalkyl; or R4 and R5 may together form a saturated, unsaturated or partially saturated 4 to 7 member ring, wherein said ring may optionally comprise one or more further heteroatoms selected from N, O or S; X is O, S or NR6; R6 is H or alkyl; R7 is hydrogen, methyl or ethyl; R8 is methyl or ethyl; Ll is (CH2)n, where n is 1,2 or 3; and Y is aryl, a heterocyclic group, alkyl, alkenyl or cycloalkyl; together with pharmaceutically acceptable salts thereof. The use of these compounds as potassium channel inhibitors is also described.
式(I)的化合物,其中R1为芳基、杂环芳基、环烷基或烷基;R2为H、烷基、硝基、-CO2R7、CONR4R5或卤素;R3为H、NR4R5、NC(O)R8、卤素、三氟甲基、烷基、腈基或烷氧基;R4和R5可以相同也可以不同,可以是H、烷基、芳基、杂环芳基或环烷基;或者R4和R5可以共同形成饱和、不饱和或部分饱和的4到7成员环,其中该环可以选择性地包含一个或多个来自N、O或S的其他杂原子;X为O、S或NR6;R6为H或烷基;R7为氢、甲基或乙基;R8为甲基或乙基;Ll为(CH2)n,其中n为1、2或3;Y为芳基、杂环基、烷基、烯基或环烷基;以及其药学上可接受的盐。还描述了这些化合物作为钾通道抑制剂的用途。