Benzenesulfonamide bearing imidazothiadiazole and thiazolotriazole scaffolds as potent tumor associated human carbonic anhydrase IX and XII inhibitors
作者:Rajiv Kumar、Silvia Bua、Sita Ram、Sonia Del Prete、Clemente Capasso、Claudiu T. Supuran、Pawan K. Sharma
DOI:10.1016/j.bmc.2016.12.047
日期:2017.2
Two series of 20 novel heterocyclic compounds, imidazothiadiazoles (3a-3j) and thiazolotriazoles (4a-4j) bearing benzenesulfonamide moiety were synthesized in order to investigate the inhibition potential of both scaffolds against four selected human carbonic anhydrase isoforms (hCA I, II, IX & XII). Against human isoform hCA I, compounds 3j, 4a-4c, and 4j showed better inhibition potential (Ki < 100 nM)
为了研究两种支架对两种选定的人碳酸酐酶同工型(hCA I,II,IX)的抑制潜力,合成了两个系列的20种新颖的杂环化合物,分别是咪唑并噻二唑(3a - 3j)和噻唑三唑(4a - 4j),带有苯磺酰胺部分。 &XII)。相对于人同工型hCA I,化合物3j,4a - 4c和4j表现出 比标准药物乙酰唑胺(AZA)更好的抑制潜力(K i <100 nM)。针对hCA II,除3a外,所有化合物均显示出中度抑制作用与AZA相比,显示出近两倍的轮廓。对于hCA IX,所有化合物均显示出比AZA中等的抑制潜能,而对于hCA XII,化合物3a - 3c与AZA相比显示出更好的抑制潜能。