Discovery of 7-Oxo-2,4,5,7-tetrahydro-6<i>H</i>-pyrazolo[3,4-<i>c</i>]pyridine Derivatives as Potent, Orally Available, and Brain-Penetrating Receptor Interacting Protein 1 (RIP1) Kinase Inhibitors: Analysis of Structure–Kinetic Relationships
作者:Masato Yoshikawa、Morihisa Saitoh、Taisuke Katoh、Tomohiro Seki、Simone V. Bigi、Yuji Shimizu、Tsuyoshi Ishii、Takuro Okai、Masako Kuno、Harumi Hattori、Etsuro Watanabe、Kumar S. Saikatendu、Hua Zou、Masanori Nakakariya、Takayuki Tatamiya、Yoshihisa Nakada、Takatoshi Yogo
DOI:10.1021/acs.jmedchem.7b01647
日期:2018.3.22
highly potent, orally available, and brain-penetrating RIP1 kinase inhibitor with excellent PK profiles. Compound 22 significantly suppressed necroptotic cell death both in mouse and human cells. Oral administration of 22 (10 mg/kg, bid) attenuated disease progression in the mouse experimental autoimmune encephalomyelitis (EAE) model of multiple sclerosis (MS). Moreover, analysis of structure–kinetic
我们报告发现7-oxo-2,4,5,7-四氢-6 H-吡唑并[3,4- c ]吡啶衍生物作为一种新型的受体相互作用蛋白1(RIP1)激酶抑制剂。在HTS命中10与RIP1激酶的GSK2982772(6)之间的叠加研究的基础上,我们设计并合成了具有中度RIP1激酶抑制活性和P-gp介导外排的新型RIP1激酶抑制剂11。核心结构的优化和利用SBDD方法探索适当取代基的发现导致发现22,一种具有出色PK谱的高效,口服,可穿透脑的RIP1激酶抑制剂。化合物22显着抑制小鼠和人类细胞中的坏死性细胞死亡。在多发性硬化症(MS)小鼠实验性自身免疫性脑脊髓炎(EAE)模型中,口服22(10 mg / kg,bid)的剂量可减轻疾病的进展。此外,还讨论了我们新化学系列的结构动力学关系(SKR)分析。