Synthesis and SAR of new pyrazolo [4, 3-h] quinazoline-3-carboxamide derivatives as potent and selective MPS1 kinase inhibitors

M Caldarelli, M Angiolini, T Disingrini, D Donati…

Index: Caldarelli, Marina; Angiolini, Mauro; Disingrini, Teresa; Donati, Daniele; Guanci, Marco; Nuvoloni, Stefano; Posteri, Helena; Quartieri, Francesca; Silvagni, Marco; Colombo, Riccardo Bioorganic and Medicinal Chemistry Letters, 2011 , vol. 21, # 15 p. 4507 - 4511

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Citation Number: 27

Abstract

The synthesis and SAR of a series of novel pyrazolo-quinazolines as potent and selective MPS1 inhibitors are reported. We describe the optimization of the initial hit, identified by screening the internal library collection, into an orally available, potent and selective MPS1 inhibitor.