Structure–Activity Relationship Study of <i>N</i><sup>6</sup>-(2-(4-(1<i>H</i>-Indol-5-yl)piperazin-1-yl)ethyl)-<i>N</i><sup>6</sup>-propyl-4,5,6,7-tetrahydrobenzo[<i>d</i>]thiazole-2,6-diamine Analogues: Development of Highly Selective D3 Dopamine Receptor Agonists along with a Highly Potent D2/D3 Agonist and Their Pharmacological Characterization
作者:Mark Johnson、Tamara Antonio、Maarten E. A. Reith、Aloke K. Dutta
DOI:10.1021/jm300268s
日期:2012.6.28
compounds for D3 receptor (for (−)-40Ki, D3 = 1.84 nM, D2/D3 = 583.2; for (−)-45Ki, D3 = 1.09 nM, D2/D3 = 827.5). Functional data identified (−)-40 (EC50, D2 = 114 nM, D3 = 0.26 nM, D2/D3 = 438) as one of the highest D3 selective agonists known to date. In addition, high affinity, nonselective D3 agonist (−)-19 (EC50, D2 = 2.96 nM and D3 = 1.26 nM) was also developed. Lead compounds with antioxidant activity
在我们努力开发针对帕金森病的多功能药物的过程中,基于我们针对 D2/D3 受体的混合分子模板进行了结构-活性-关系研究。与[ 3 H]螺哌啶醇的竞争性结合用于评估测试化合物的亲和力( K i )。在表达人 D2 或 D3 受体的 CHO 细胞中评估了所选化合物在刺激 [ 35 S] GTPγS 结合方面的功能活性。我们的结果表明开发了针对 D3 受体的高选择性化合物(对于 (-)- 40 K i,D3 = 1.84 nM,D2/D3 = 583.2;对于 (-)- 45 K i,D3 = 1.09 nM,D2/D3 = 827.5)。识别的功能数据 (-)-40 (EC 50 , D2 = 114 nM, D3 = 0.26 nM, D2/D3 = 438) 作为迄今为止已知的最高 D3 选择性激动剂之一。此外,还开发了高亲和力、非选择性 D3 激动剂 (-)- 19 (EC 50,D2 =