作者:Chi Wi Ong、Meng-Chi Liu、Kun-Da Lee、Keng Wei Chang、Ya-Ting Yang、Hung-Wei Tung、Keith R. Fox
DOI:10.1016/j.tet.2012.05.001
日期:2012.7
nitro group of 4-chloro-8-nitro–quinoline derivatives has be successfully carried out. This has lead to the synthesis of bisquinoline–pyrrole oligoamide 1, which show significant G-quadruplex selectivity in preference to duplex DNA. The cooperativity between the bisquinoline and pyrrole oligoamide moieties for good binding affinity to G-quadruplex was proven by synthesizing 2 and 3 lacking a quinoline
已经成功地进行了一锅法,使用甲酸铵在钯催化下对4-氯-8-硝基喹啉衍生物进行还原脱氯和还原硝基。这导致了双喹啉-吡咯低酰胺1的合成,其优先于双链体DNA表现出显着的G-四链体选择性。通过合成2和3证明了双喹啉和吡咯低酰胺部分之间对G-四链体具有良好结合亲和力的协同作用分别缺少喹啉环和吡咯酰胺,并且都显示出对G-四链体的亲和力大大降低。总之,结果表明,两种生色团的适当组合以形成杂交体可以减弱对G-四链体的结合亲和力和选择性,G-四链体是合理药物设计的重要标准。