Syntheses, Cholinesterases Inhibition, and Molecular Docking Studies of Pyrido[2,3-<i>b</i>
]pyrazine Derivatives
作者:Abdul Hameed、Syeda T. Zehra、Syed J. A. Shah、Khalid M. Khan、Rima D. Alharthy、Norbert Furtmann、Jürgen Bajorath、Muhammad N. Tahir、Jamshed Iqbal
DOI:10.1111/cbdd.12579
日期:2015.11
molecular docking studies. The bioactivities data of pyrido[2,3-b]pyrazines showed 3-(3'-nitrophenyl)pyrido[2,3-b]pyrazine 6n a potent dual inhibitor among the series against both AChE and BChE with IC50 values of 0.466 +/- 0.121 and 1.89 +/- 0.05 mum, respectively. The analogues 3-(3'-methylphenyl)pyrido[2,3-b]pyrazine 6c and 3-(3'-fluorophenyl)pyrido[2,3-b]pyrazine 6f were found to be selective inhibition
胆碱酯酶,乙酰胆碱酯酶(AChE)和丁酰胆碱酯酶(BChE)在胆碱能缺乏症中起作用,胆碱能缺乏症显然导致阿尔茨海默氏病(AD)。用小分子抑制胆碱酯酶是AD疗法中的一种有吸引力的策略。这项研究证明了吡啶并[2,3-b]吡嗪(6a-6q)系列的合成,它们对胆碱酯酶,AChE和BChE的抑制活性以及分子对接研究。吡啶并[2,3-b]吡嗪的生物活性数据显示,3-(3'-硝基苯基)吡啶并[2,3-b]吡嗪6n是针对AChE和BChE的有效双重抑制剂,IC50值为0.466 +分别为0.121和1.89 +/- 0.05毫米。类似物3-(3'-甲基苯基)吡啶并[2,3-b]吡嗪6c和3-(3'-氟苯基)吡啶并[2,发现3-b]吡嗪6f分别对BChE具有IC50值为0.583 +/-0.052μm的选择性抑制和对AChE具有IC50值为0.899 +/-0.10μm的选择性抑制。活性化合物的分子对接研究