Synthesis and antioxidant properties of novel N-methyl-1,3,4-thiadiazol-2-amine and 4-methyl-2H-1,2,4-triazole-3(4H)-thione derivatives of benzimidazole class
作者:Canan Kuş、Gülgün Ayhan-Kılcıgil、Süheyla Özbey、F. Betül Kaynak、Melek Kaya、Tülay Çoban、Benay Can-Eke
DOI:10.1016/j.bmc.2008.02.077
日期:2008.4
N-methyl-1,3,4-thiadiazol- 2-amines (17b-20b), and 5-[(2-(substitutedphenyl)-1H-benzimidazol-1-yl)methyl-4-methyl-2H-1,2,4-triazole- 3(4H)-thiones (16c-20c) were synthesized and tested for antioxidant properties by using various in vitro systems. Compounds 16a-20a were found to be a good scavenger of DPPH radical (IC(50), 26 microM; IC(50), 30 microM; IC(50), 43 microM; IC(50), 55 microM; IC(50), 74
一些新型的1-甲基-4-(2-(2-(2-取代苯基-1H-苯并咪唑-1-基)乙酰基)硫代氨基脲(16a-20a),5-[(2-(取代苯基)-1H-苯并咪唑-1-基)]]]-N-甲基-1,3,4-噻二唑-2-胺(17b-20b)和5-[(2-(取代苯基)-1H-苯并咪唑-1-基)甲基-4-甲基-合成了2H-1,2,4-三唑-3(4H)-硫酮(16c-20c),并使用各种体外系统测试了其抗氧化性能。发现化合物16a-20a是DPPH自由基的良好清除剂(IC(50),26 microM; IC(50),30 microM; IC(50),43 microM; IC(50),55 microM; IC(50 ),分别为74 microM)和BHT(IC(50),54 microM)。在超氧化物自由基上找不到值得注意的结果。化合物19b是最活泼的衍生物,在10(-3)M浓度下抑制了轻微的脂质过氧化作用(28%)。