Synthesis, in vitro anticancer and antibacterial activities and in silico studies of new 4-substituted 1,2,3-triazole–coumarin hybrids
作者:Tatjana Gazivoda Kraljević、Anja Harej、Mirela Sedić、Sandra Kraljević Pavelić、Višnja Stepanić、Domagoj Drenjančević、Jasminka Talapko、Silvana Raić-Malić
DOI:10.1016/j.ejmech.2016.08.062
日期:2016.11
antiproliferative effect of 33 could be associated with its inhibition of 5-lipoxygenase (5-LO) activity and perturbation of sphingolipid signaling by interfering with intracellular acid ceramidase (ASAH) activity. Outlined considerable effect of lipophilicity on antiproliferative activity was not observed for antibacterial activity. The compounds with p-pentylphenyl (17), 2-chloro-4-fluorobenzenesulfonamide (23)
设计香豆素杂种(在4-取代的1,2,3-三唑芯4 - 35)在微波辐射下具有不同的物理化学性质是由环境友好的铜引入(I)催化的Huisgen 1,3-偶极环加成。香豆素–1,2,3-三唑–苯并稠合杂环杂化物作为一类具有最高抗增殖活性的化合物出现。亲脂性和抗增殖活性之间存在很强的关系,表明亲脂性1,2,3-三唑-香豆素杂物含有苯乙基(13),3,5-二氟苯基(14),5-碘吲哚(30)和苯并咪唑(33和35))亚基显示出最有效的细胞抑制作用。7-甲基香豆素–1,2,3-三唑–2-甲基苯并咪唑杂种33可以突出显示,它对肝细胞癌HepG2细胞具有最高的细胞毒性,IC 50值为0.9μM,选择性高(SI = 50)。该化合物诱导细胞死亡,主要是由于早期凋亡。33的强抗增殖作用可能与其对5-脂氧合酶(5-LO)的抑制作用以及通过干扰细胞内酸性神经酰胺酶(ASAH)的活性扰动鞘脂信号传导有关。对于抗菌