Synthesis and Evaluation of a New Series of 3,5-bis((5-bromo-6-methyl-2-<i>t</i>-aminopyrimidin-4-yl)thio)-4<i>H</i>-1,2,4-triazol-4-amines and their Cyclized Products ‘Pyrimidinylthio Pyrimidotriazolothiadiazines’ as 15- Lipo-Oxygenase Inhibitors
作者:Tayebe Asghari、Mehdi Bakavoli、Mohammad Rahimizadeh、Hossein Eshghi、Sattar Saberi、Azam Karimian、Farzin Hadizadeh、Moreteza Ghandadi
DOI:10.1111/cbdd.12375
日期:2015.2
A series of new 3,5‐bis((5‐bromo‐6‐methyl‐2‐t‐aminopyrimidin‐4‐yl)thio)‐4H‐1,2,4‐triazol‐4‐amines and their cyclized products ‘pyrimidinylthio pyrimidotriazolothiadiazines’ were designed, synthesized, and evaluated as potential inhibitors of 15‐lipo‐oxygenase (15‐LO). Their syntheses started by initial condensation of 2:1 equivalents of pyrimidine with triazole and subsequent nucleophilic displacement
一系列新的3,5-双((5-溴-6-6-甲基-2-叔-氨基嘧啶-4-基)硫基)-4 - H -1,2,4-三唑-4-胺及其环化产物设计,合成和评估了``嘧啶硫基嘧啶三唑并噻二嗪''作为15-脂氧合酶(15-LO)的潜在抑制剂。它们的合成开始于2:1当量的嘧啶与三唑的初始缩合,随后氯原子与仲胺的亲核取代,最后在NaNH 2的存在下进行环缩合。化合物图4d和4f中显示出最好的IC 50 15-LO的抑制(IC 50 = 9和12 μ米,分别地)。化合物4a – g停靠在15-LO中。我们建议化合物4d和4f的哌嗪环季氮中的氢键似乎在这组合成类似物对脂加氧酶的抑制中起主要作用,并且在正在进行的研究中应考虑该蛋白结合位点的疏水性。