A new class of oligonucleotide N3'.fwdarw.P5' phosphoramidates having 2' fluoro substituents are provided that have superior acid stability. The invention includes oligo-2'-fluoronucleotide N3'.fwdarw.P5' phosphoramidates, methods of synthesis, and duplexes and triplexes formed with DNA and RNA. Compounds of the invention are useful where the formation of stable and specific duplex and/or triplex structures is desired, including antisense and/or anti-gene pharmaceuticals, branched DNA components, DNA and/or RNA capture agents, components of DNA-based diagnostic assays, and the like.
本发明提供了一种新型的寡核苷酸N3'.fwdarw.P5'
磷酰胺酯,其具有2'
氟取代基,具有优异的酸稳定性。本发明包括寡2'-
氟核苷酸N3'.fwdarw.P5'
磷酰胺酯、合成方法,以及与DNA和RNA形成的双链和三链。本发明的化合物在需要形成稳定和特异性双链和/或三链结构的情况下非常有用,包括反义和/或抗
基因药物、分支DNA组分、DNA和/或RNA捕获剂、基于DNA的诊断试剂的组分等。