Synthesis, kinetics and biological assay of some novel aryl bis-thioureas: A potential drug candidates for Alzheimer's disease
作者:Rabail Ujan、Pervaiz Ali Channar、Ali Bahadur、Qamar Abbas、Mazloom Shah、S.G. Rashid、Shahid Iqbal、Aamer Saeed、Hisham S.M. Abd-Rabboh、Hussain Raza、Mubashir Hassan、Ali Nawaz Siyal、Parvez Ali Mahesar、Bhajan Lal、Kashif Ali Channar、Bilal Ahmad Khan、Muhammad Nawaz、Muhammad Shahid Riaz Rajoka、Jung Min Kim
DOI:10.1016/j.molstruc.2021.131136
日期:2021.12
A new series of bis-thioureas (4a-4j) was synthesized and characterized through spectroscopic and elemental analysis. The synthesized compounds 4a-4j were subjected to acetylcholinesterase enzyme (AChE) inhibition activity and free radical scavenging activity. The results of AChE inhibition assay were found to be active in inhibiting the target enzyme with different IC50 values. Among all derivatives
合成了一系列新的双硫脲 (4a-4j),并通过光谱和元素分析对其进行了表征。合成的化合物4a-4j具有乙酰胆碱酯酶(AChE)抑制活性和自由基清除活性。发现AChE抑制测定的结果在抑制具有不同IC 50值的靶酶方面具有活性。在所有衍生物中,4 g显示出对 AChE 酶的高效抑制潜力,IC 50值为 0.1761±0.00768 µM,比参考抑制剂新斯的明甲基硫酸盐 IC 50 2.469±0.069 µM好几倍。4 g的初始构效关系 (SAR)显示双氢键能力(供体和受体)。此外,芳环周围的电子环境也极大地影响了AChE的酶抑制作用。为了进一步探索新合成的 AChE 抑制剂,进行了动力学研究以确定抑制模式,发现它是竞争性抑制。还评估了药代动力学预测(ADMET 参数),化合物显示出良好的铅样潜力,几乎没有肝毒性和皮肤敏感效应。分子对接研究描绘了配体与靶蛋白的结合亲和力,并显示对接分数在 -10