Design, synthesis and biological evaluation of 2-acetyl-5- O -(amino-alkyl)phenol derivatives as multifunctional agents for the treatment of Alzheimer’s disease
作者:Zhipei Sang、Keren Wang、Huifang Wang、Huijuan Wang、Qianwen Ma、Xue Han、Mengyao Ye、Lintao Yu、Wenmin Liu
DOI:10.1016/j.bmcl.2017.09.057
日期:2017.11
A series of 2-acetyl-5-O-(amino-alkyl)phenol derivatives was designed, synthesized and evaluated as multi-function inhibitors for the treatment of Alzheimer’s disease (AD). The results revealed that compound TM-3 indicated selective AChE inhibitory potency (eeAChE, IC50 = 0.69 μM, selective index (SI) = 32.7). Both kinetic analysis of AChE inhibition and molecular modeling study suggested that TM-3
设计,合成和评估了一系列2-乙酰基-5- O-(氨基-烷基)苯酚衍生物作为多功能抑制剂,用于治疗阿尔茨海默氏病(AD)。结果表明,化合物TM-3具有选择性的AChE抑制能力(ee AChE,IC 50 = 0.69μM,选择性指数(SI)= 32.7)。AChE抑制的动力学分析和分子建模研究均表明TM-3可以同时结合AChE的催化活性位点和外围阴离子位点。和TM-3也是一个高度选择性的MAO-B抑制剂(IC 50 = 6.8微米)。此外,TM-3可以作为抗氧化剂(ORAC值为1.5 eq)和神经保护剂,以及选择性金属螯合剂。更有趣的是,化合物TM-3可以在体外穿过血脑屏障(BBB),并遵守Lipinski的5原则。因此,化合物TM-3是一种有前途的多靶点活性分子,为针对AD的药物发现过程中进一步的先导优化提供了一个有吸引力的起点。