Methods and compounds useful for the purification of oligonucleotides and their analogs are provided wherein the oligonucleotides are contaminated with at least one oligonucleotide having at least one abasic site by the formation of imines at the aldehyde moiety of the abasic site and subsequent separation based on extractions, precipitations or chromatography.
本发明提供了用于纯化寡
核苷酸及其类似物的方法和化合物,其中寡核苷酸被至少一种具有至少一个消旋位点的寡核苷酸污染,方法是在消旋位点的醛基上形成
亚胺,然后根据萃取、沉淀或色谱法进行分离。