Design, synthesis, antitrypanosomal activity, DNA/RNA binding and in vitro ADME profiling of novel imidazoline-substituted 2-arylbenzimidazoles
作者:Andrea Bistrović Popov、Luka Krstulović、Sanja Koštrun、Dubravko Jelić、Ana Bokulić、Marijana Radić Stojković、Iva Zonjić、Martin C. Taylor、John M. Kelly、Miroslav Bajić、Silvana Raić-Malić
DOI:10.1016/j.ejmech.2020.112802
日期:2020.12
Novel imidazoline benzimidazole derivatives containing diversely substituted phenoxy moieties were synthesized with the aim of evaluating their antitrypanosomal activity, DNA/RNA binding affinity and in vitro ADME properties. The presence of the diethylaminoethyl subunit in 18a–18c led to enhanced antitrypanosomal potency, particularly for 18a and 18c, which contain unsubstituted and methoxy-substituted
合成了含有不同取代的苯氧基部分的新型咪唑啉苯并咪唑衍生物,目的是评估它们的抗锥虫活性,DNA / RNA结合亲和力和体外ADME特性。在18a – 18c中二乙基氨基乙基亚基的存在增强了抗锥虫的效力,特别是对于18a和18c,它们含有未取代的和甲氧基取代的苯氧基部分。发现它们对非洲锥虫的功效比硝呋替莫要强2倍以上。荧光和CD光谱,热变性测定和计算分析表明偏爱18a – 18c富含AT的DNA及其次要沟结合方式。用较少的碱性和可离子化的含氮部分取代the基不能改善所研究化合物的膜渗透性。由于结构的多样化,这些化合物显示出一系列的物理化学特征,导致可变的体外ADME特性,为进一步优化生物学特性留有空间。