使用一锅硝基还原环化方法合成了十四种带有苯并咪唑部分(7a-n)的新型[1,2,4]三唑[3,4– b ] [1,3,4]噻二嗪衍生物。所有合成的化合物均通过1 H核磁共振(1 H NMR),13 C NMR,傅立叶变换红外(FT-IR),质谱和元素分析得到确认。所有标题化合物均经受体外抗氧化活性。使用DPPH,一氧化氮和超氧化物自由基清除方法检查化合物的自由基清除活性。结果表明,化合物3-(2-(3,4-二甲氧基苯基)-1-丙基-1 H-苯并[ d]咪达唑-5-基)-6-4-甲苯基7 H- [1,2,4]三唑[3,4- b ] [1,3,4]噻二嗪(7c)对清除DPPH和一氧化氮自由基的IC 50值为13.57和18.55μg/ ml,而标准品的IC 50值为23.75和23.14μg/ ml,这是由于存在供电子基团。当给电子基团被吸电子基团取代时,活性下降。观察到超氧化物自由基的中等清
In vitro, in vivo and in silico-driven identification of novel benzimidazole derivatives as anticancer and anti-inflammatory agents
作者:Reshma Sathyanarayana、Boja Poojary、Sudhanva M. Srinivasa、Vijay K. Merugumolu、Revanasiddappa B. Chandrashekarappa、Shobith Rangappa
DOI:10.1007/s13738-021-02381-y
日期:2022.4
The synthesis of novel benzimidazole derivatives with varied carbon chain length was achieved via “one-pot” nitro reductive cyclization (6a–o). In each case, compounds were determined by the elemental analyses, FT-IR, mass, 1H and 13C NMR spectroscopy. Further, these derivatives were screened for their in vitro anticancer, in vitro and in vivo anti-inflammatory activities. The results revealed that