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SAR inspired by aldehyde oxidase (AO) metabolism: Discovery of novel, CNS penetrant tricyclic M PAMs

Authors

Chopko TC Trevor C , Han C Changho , Gregro AR Alison R , Engers DW Darren W , Felts AS Andrew S , Poslusney MS Mike S , Bollinger KA Katrina A , Morrison RD Ryan D , Bubser M Michael , Lamsal A Atin , Luscombe VB Vincent B , Cho HP Hyekyung P , Schnetz-Boutaud NC Nathalie C , Rodriguez AL Alice L , Chang S Sichen , Daniels JS J Scott , Stec DF Donald F , Niswender CM Colleen M , Jones CK Carrie K , Wood MR Michael R , Wood MW Michael W , Duggan ME Mark E , Brandon NJ Nicholas J , Conn PJ P Jeffrey , Bridges TM Thomas M , Lindsley CW Craig W , Melancon BJ Bruce J .
Bioorganic & medicinal chemistry letters. 2019 6 20; 29(16).
2224-2228

Abstract

This letter describes progress towards an M PAM preclinical candidate inspired by an unexpected aldehyde oxidase (AO) metabolite of a novel, CNS penetrant thieno[2,3-c]pyridine core to an equipotent, non-CNS penetrant thieno[2,3-c]pyrdin-7(6H)-one core. Medicinal chemistry design efforts yielded two novel tricyclic cores that enhanced M PAM potency, regained CNS penetration, displayed favorable DMPK properties and afforded robust in vivo efficacy in reversing amphetamine-induced hyperlocomotion in rats.



Tags: 2019