Design, Synthesis, and Evaluation of 3-((4-(<i>t</i>-Butyl)-2-(2-benzylidenehydrazinyl)thiazol-5-yl)methyl)quinolin-2(1<i>H</i>)-ones as Neuraminidase Inhibitors
作者:Yilin Fang、Mengwu Xiao、Aixi Hu、Jiao Ye、Wenwen Lian、Ailin Liu
DOI:10.1002/cjoc.201500738
日期:2016.4
A series of novel 3‐((4‐(t‐butyl)‐2‐(2‐benzylidenehydrazinyl)thiazol‐5‐yl)methyl)quinolin‐2(1H)‐ones (7a–7z) were designed, synthesized and evaluated for their ability of inhibiting neuraminidase (NA) of in?uenza H1N1 virus. Some compounds displayed moderate influenza NA inhibitory activity. Compound 7l with the scaffold of 2‐(2‐(2‐methoxybenzylidene)hydrazinyl)thiazole was the best one, exhibiting
设计,合成和合成了一系列新颖的3-((4-(叔丁基)-2-(2-苄叉肼基)噻唑-5-基)甲基)喹啉-2-(1 H)-酮(7a - 7z)评估其抑制流感H1N1病毒神经氨酸酶(NA)的能力。一些化合物显示出中等的流感NA抑制活性。带有7-(2-(2-(2-甲氧基亚苄基)肼基)噻唑骨架的化合物7l是最好的化合物,具有中等的NA抑制活性,IC 50为44.66 µmol / L。结构-活性关系显示出与甲氧基或羟基基团的化合物在邻位,氟和硝基在元苯环对位的氯和溴基更活泼。对接研究表明,化合物7l与一些关键残基(包括Asp151,Glu119,Arg292,Tyr406和Asn347)具有重要的相互作用,并与邻近NA活性位点的430腔结合。