| Literature DB >> 26183084 |
Ya Zhou1, Chrysa Malosh1, Susana Conde-Ceide2, Carlos Manuel Martínez-Viturro2, Jesus Alcázar2, Hilde Lavreysen3, Claire Mackie4, Thomas M Bridges1, J Scott Daniels1, Colleen M Niswender1, Carrie K Jones1, Gregor J Macdonald3, Thomas Steckler3, P Jeffrey Conn1, Shaun R Stauffer1, José Manuel Bartolomé-Nebreda5, Craig W Lindsley6.
Abstract
This Letter describes the progress and challenges in the continued optimization of the mGlu5 positive allosteric modulator (PAM) clinical candidate VU0490551/JNJ-46778212. While many analogs addressed key areas for improvement, no one compound possessed the amalgamation of improvements needed within the (2(phenoxymethyl)-6,7-dihydrooxazolo[5,4-c]pyridine-5(4H)-yl(aryl)methanone scaffold to advance as a back-up clinical candidate. However, many analogs displayed excellent solubility and physiochemical properties, and were active in the amphetamine-induced hyperlocomotion (AHL) model. Moreover, the SAR was robust for this series of PAMs, and both polar and hydrogen-bond donors were found to be tolerated, leading to analogs with overall attractive profiles and good ligand efficiencies.Entities:
Keywords: Metabotropic glutamate receptor; Pharmacokinetics; Positive allosteric modulator (PAM); Schizophrenia; mGlu(5)
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Year: 2015 PMID: 26183084 PMCID: PMC4535329 DOI: 10.1016/j.bmcl.2015.06.096
Source DB: PubMed Journal: Bioorg Med Chem Lett ISSN: 0960-894X Impact factor: 2.823