P1 and P1′ optimization of [3,4]-bicycloproline P2 incorporated tetrapeptidyl α-ketoamide based HCV protease inhibitors

被引:23
作者
Chen, SH [1 ]
Lamar, J [1 ]
Yip, Y [1 ]
Victor, F [1 ]
Johnson, RB [1 ]
Wang, QM [1 ]
Glass, JI [1 ]
Heinz, B [1 ]
Colacino, J [1 ]
Guo, DQ [1 ]
Tebbe, M [1 ]
Munroe, JE [1 ]
机构
[1] Lilly Corp Ctr, Lilly Res Lab, Indianapolis, IN 46285 USA
关键词
HCV infection; NS3; protease; enzyme inhibition; replicon assay; cytotoxicity; alpha-ketoamide;
D O I
10.2174/1570180053175115
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
We describe herein tetrapeptidyl alpha-ketoamide 4A based systematic P1 modifications alone or/and in combination with further P1' variations. These SAR efforts led to the discovery of a number of potent and selective HCV NS3 protease inhibitors such as 4B, 9, and 12 endowed with impressive cellular activity as measured in the replicon assay and very good therapeutic indexes. On the basis of its overall profile, compound 4B (VX-950) has been selected for human clinical trials.
引用
收藏
页码:118 / 123
页数:6
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