| Literature DB >> 29754948 |
Jeanette L Bertron1, Hyekyung P Cho2, Pedro M Garcia-Barrantes1, Joseph D Panarese2, James M Salovich2, Kellie D Nance2, Darren W Engers2, Jerri M Rook2, Anna L Blobaum2, Colleen M Niswender3, Shaun R Stauffer4, P Jeffrey Conn3, Craig W Lindsley5.
Abstract
This letter describes the chemical optimization of a new series of M1 positive allosteric modulators (PAMs) based on a novel benzomorpholine core, developed via iterative parallel synthesis, and culminating in the highly utilized rodent in vivo tool compound, VU0486846 (7), devoid of adverse effect liability. This is the first report of the optimization campaign (SAR and DMPK profiling) that led to the discovery of VU0486846 and details all of the challenges faced in allosteric modulator programs (both steep and flat SAR, as well as subtle structural changes affecting CNS penetration and overall physiochemical and DMPK properties).Entities:
Keywords: M(1); Muscarinic acetylcholine receptor; Positive allosteric modulator (PAM); Schizophrenia; Structure-Activity Relationship (SAR)
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Year: 2018 PMID: 29754948 PMCID: PMC6427922 DOI: 10.1016/j.bmcl.2018.05.009
Source DB: PubMed Journal: Bioorg Med Chem Lett ISSN: 0960-894X Impact factor: 2.823