| Literature DB >> 30316633 |
Chao Fang1, Katie K Lee2, Raymond Nietupski1, Robert H Bates3, Raquel Fernandez-Menendez3, Eva Maria Lopez-Roman3, Laura Guijarro-Lopez3, Yunxing Yin4, Zuozhong Peng5, James E Gomez2, Stewart Fisher1, David Barros-Aguirre3, Brian K Hubbard1, Michael H Serrano-Wu1, Deborah T Hung6.
Abstract
Previous work established a coumarin scaffold as a starting point for inhibition of Mycobacterium tuberculosis (Mtb) FadD32 enzymatic activity. After further profiling of the coumarin inhibitor 4 revealed chemical instability, we discovered that a quinoline ring circumvented this instability and had the advantage of offering additional substitution vectors to further optimize. Ensuing SAR studies gave rise to quinoline-2-carboxamides with potent anti-tubercular activity. Further optimization of ADME/PK properties culminated in 21b that exhibited compelling in vivo efficacy in a mouse model of Mtb infection.Entities:
Keywords: FadD32 inhibitor; In vivo efficacy; Mycobacterium tuberculosis; Quinoline-2-carboxamide; Structure-activity relationship
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Year: 2018 PMID: 30316633 PMCID: PMC6233306 DOI: 10.1016/j.bmcl.2018.09.037
Source DB: PubMed Journal: Bioorg Med Chem Lett ISSN: 0960-894X Impact factor: 2.823