申请人:Amersham Pharmacia Biotech UK Limited
公开号:US06600028B1
公开(公告)日:2003-07-29
Nucleoside analogues have structure (2) wherein Q is H or a sugar moiety or sugar analogue or a modified sugar or a nucleic backbone or backbone analogue, W is an alkylene or alkenylene chain of 0-5 carbon atoms, any of which may carry a substituent R8, X is O or N or NR12 or CR10, X′ is O or S or N, provided that when X′ is O or S, then X is C, Y is CH or N, R6 is NH2 or SMe or SO2Me or NHNH2, each of R7 and R8 is independently H or F or alkyl or alkenyl or aryl or acyl or a reporter moiety, R12 is independently H or alkyl or alkenyl or aryl or acyl or a reporter moiety, and R10 is H or ═O or F or alkyl or aryl or a reporter moiety.
核苷类似物具有结构(2),其中Q为H或糖基或糖类似物或修饰的糖或核骨架或骨架类似物,W为0-5个碳原子的烷基或烯基链,其中任何一个可能带有取代基R8,X为O或N或NR12或CR10,X′为O或S或N,前提是当X′为O或S时,X为C,Y为CH或N,R6为NH2或SMe或SO2Me或NHNH2,R7和R8中的每一个都独立地为H或F或烷基或烯基或芳基或酰基或报告基,R12独立地为H或烷基或烯基或芳基或酰基或报告基,R10为H或O或F或烷基或芳基或报告基。