In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of protein and/or checkpoint kinases, methods of preparing such compounds, pharmaceutical compositions including one or more such compounds, methods of preparing pharmaceutical formulations including one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the protein or checkpoint kinases using such compounds or pharmaceutical compositions. The invention also relates to the inhibition of hepatitis C virus (HCV) replication. In particular, embodiments of the invention provide compounds and methods for inhibiting HCV RNA-dependent RNA polymerase enzymatic activity. The invention also provides compositions and methods for the prophylaxis and treatment of HCV infection.
Pyrazolo[1,5a]pyrimidine compounds as antiviral agents
申请人:Neogenesis Pharmaceuticals, Inc.
公开号:US20040038993A1
公开(公告)日:2004-02-26
The invention relates to the inhibition of hepatitis C virus (HCV) replication. In particular, embodiments of the invention provide compounds and methods for inhibiting HCV RNA-dependent RNA polymerase enzymatic activity. The invention also provides compositions and methods for the prophylaxis and treatment of HCV infection.
Discovery of 4H-pyrazolo[1,5-a]pyrimidin-7-ones as potent inhibitors of hepatitis C virus polymerase
作者:Yongqi Deng、Gerald W. Shipps、Tong Wang、Janeta Popovici-Muller、Kristin E. Rosner、M. Arshad Siddiqui、Jose Duca、Alan B. Cooper、Michael Cable
DOI:10.1016/j.bmcl.2009.07.124
日期:2009.9
A series of 4H-pyrazolo[1,5-a]pyrimidin-7-one derivatives was synthesized and evaluated for inhibitory activity against HCV NS5B RNA-dependent RNA polymerase. A number of these compounds exhibited potent activity in enzymatic assay. The synthesis and structure-activity relationship are also described. (C) 2009 Elsevier Ltd. All rights reserved.
PYRAZOLO[1,5-A]PYRIMIDINE COMPOUNDS AS ANTIVIRAL AGENTS
申请人:Neogenesis Pharmaceuticals, Inc.
公开号:EP1511751B1
公开(公告)日:2008-03-19
PYRAZOLO [1,5-A] PYRIMIDINES AS PROTEIN KINASE INHIBITORS