inhibitory activity. Starting from 2-chloro-N-(S)-phenyl[(2S)-piperidin-2-yl]methyl}-3-(trifluoromethyl)benzamide (2, SSR504734), the introduction of heteroaromatic rings enabled an increase in the GlyT1 inhibitory activity. Subsequent optimization led to the identification of 3-chloro-N-(S)-[3-(1-ethyl-1H-pyrazol-4-yl)phenyl][(2S)-piperidine-2-yl]methyl}- 4-(trifluoromethyl)pyridine-2-carboxamide (7w)
通过叠加不同的
化学型来设计新型甘
氨酸转运蛋白1(GlyT1)
抑制剂,以增强其抑制活性。从2-
氯-N-(S)-苯基[(2S)-
哌啶-2-基]甲基} -3-(三
氟甲基)苯甲酰胺(2,SSR504734)开始,杂芳环的引入使得能够增加GlyT1抑制活性。随后的优化导致鉴定3-
氯-N-(S)-[3-(1-乙基-1H-
吡唑-4-基)苯基] [(2S)-
哌啶-2-基]甲基}- 4-(三
氟甲基)
吡啶-2-甲酰胺(7w),在大鼠中显示出强大的GlyT1抑制活性(IC50 = 1.8 nM),良好的血浆暴露和血浆对脑的渗透,足以评估该化合物的药理特性。