Discovery of 5-substituted 2-amino-4-chloro-8-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-7,8-dihydropteridin-6(5H)-ones as potent and selective Hsp90 inhibitors

Xiaoyuan Li, Ellyn Shocron, Aimin Song, Neela Patel, Connie L. Sun*

*Corresponding author for this work

Research output: Contribution to journalJournal Articlepeer-review

8 Citations (Scopus)

Abstract

A new series of compounds, 5-substituted 2-amino-4-chloro-8-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-7,8-dihydropteridin-6(5H)-ones, have been designed and identified as potent and selective inhibitors of Hsp90. These compounds demonstrated nanomolar potency toward both Hsp90-regulated Her2 degradation and the growth of a panel of human tumor cell lines in cell-based assays. High selectivity of these compounds toward Hsp90 was evident given that they did not inhibit a panel of 34 kinases at 10 μM. The structure-activity relationship (SAR) of this series is reported here.

Original languageEnglish
Pages (from-to)2860-2864
Number of pages5
JournalBioorganic and Medicinal Chemistry Letters
Volume19
Issue number10
DOIs
Publication statusPublished - 15 May 2009
Externally publishedYes

Keywords

  • Hsp90 inhibitors

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