Synthesis of new fluorinated analogs of GABA, Pregabalin bioisosteres, and their effects on [3H]GABA uptake by rat brain nerve terminals
作者:T. Borisova、N. Pozdnyakova、E. Shaitanova、I. Gerus、M. Dudarenko、R. Mironets、G. Haufe、V. Kukhar
DOI:10.1016/j.bmc.2015.06.038
日期:2015.8
Fluorinated analogs of natural substances take an essential place in the design of new biologically active compounds. New fluorinated analogs of γ-aminobutyric acid, that is, β-polyfluoroalkyl-GABAs (FGABAs), were synthesized with substituents: β-CF3-β-OH (1), β-CF3 (2); β-CF2CF2H (3). FGABAs are bioisosteres of Pregabalin (Lyrica®, Pfizer’s blockbuster drug, β-i-Bu-GABA), and have lipophilicity close
天然物质的氟化类似物在新的生物活性化合物的设计中占有重要地位。新氟化γ氨基丁酸,即,β-多氟烷-GABAs(FGABAs),用取代基合成的类似物:β-CF 3 -β-OH(1),β-CF 3(2); β-CF 2 CF 2 H(3)。FGABAs是普瑞巴林(Pyrizer的重磅炸弹药,β- i -Bu-GABA)的普瑞巴林的生物等排体,并且具有接近该药物的亲脂性。评估了合成的FGABA对离体大鼠脑神经末梢(突触体)摄取[ 3 H] GABA的影响,并将其与普瑞巴林的影响进行了比较。FGABA 1– 3(100μM)急性施用时不影响[ 3 H] GABA吸收的初始速度,而将FGABAs与突触小体初步孵育后发现该参数增加。在与突触体初步温育后,普瑞巴林引起[ 3 H] GABA吸收初始速度的单向变化。使用GAT1和GAT3,NO-711和SNAP5114分别FGABAs的能力的特异性抑制剂1