Design, synthesis, and evaluation of novel cinnamic acid-tryptamine hybrid for inhibition of acetylcholinesterase and butyrylcholinesterase
作者:Shahrzad Ghafary、Roshanak Ghobadian、Mohammad Mahdavi、Hamid Nadri、Alireza Moradi、Tahmineh Akbarzadeh、Zahra Najafi、Mohammad Sharifzadeh、Najmeh Edraki、Farshad Homayouni Moghadam、Mohsen Amini
DOI:10.1007/s40199-020-00346-9
日期:2020.12
compounds demonstrated in-vitro inhibitory activities against acetyl cholinesterase (AChE) and butyryl cholinesterase (BChE). Among of these synthesized compounds, (E)-N-(2-(1H-indol-3-yl)ethyl)-3-(3,4-dimethoxyphenyl)acrylamide (5q) demonstrated the most potent AChE inhibitory activity (IC 50 = 11.51 μM) and (E)- N -(2-(1H-indol-3-yl)ethyl)-3-(2-chlorophenyl)acrylamide (5b) were the best anti-BChE (IC
背景海马和皮层乙酰胆碱缺乏、β-淀粉样蛋白聚集和β-分泌酶过度活性已被认为是阿尔茨海默病发病机制的主要原因。方法采用Ellman比色法测定AChE和BChE抑制活性的IC 50 值。进行了动力学研究、神经保护和β-分泌酶抑制活性、对AChE诱导的β-淀粉样蛋白(Aβ)聚集的抑制效力评估以及对接研究以预测作用机制。结果与讨论 设计、合成了一系列新的肉桂酸-色胺杂化物,并作为双重胆碱酯酶抑制剂进行了评估。这些化合物表现出对乙酰胆碱酯酶(AChE)和丁酰胆碱酯酶(BChE)的体外抑制活性。在这些合成的化合物中,(E)-N-(2-(1H-吲哚-3-基)乙基)-3-(3,4-二甲氧基苯基)丙烯酰胺(5q)表现出最有效的AChE抑制活性(IC 50 = 11.51 μM) 和 (E)- N -(2-(1H-吲哚-3-基)乙基)-3-(2-氯苯基)丙烯酰胺 (5b) 是最好的抗 BChE (IC 50 =