Abstract:
:It is necessary for aldosterone synthase (CYP11B2) inhibitors to have both high potency and high selectivity over 11β-hydroxylase (CYP11B1), a critical enzyme for cortisol synthesis. Previous studies have reported a number of CYP11B2 inhibitors, most of which have an imidazole or pyridine ring to coordinate the heme-iron motif of CYP11B2; however, highly selective inhibitors of human CYP11B2 are still needed. To expand the selectivity in humans, we explored alternative templates and found that pyrazoles were suitable templates for CYP11B2 inhibitors. Investigation of pyrazoles, especially N-alkyl pyrazoles, as a new template to coordinate the heme-iron motif led to a potent and highly selective CYP11B2 inhibitor 28 with an aldosterone-lowering effect at 1 mg/kg dosing in cynomolgus monkeys.
journal_name
J Med Chemjournal_title
Journal of medicinal chemistryauthors
Sakakibara R,Sasaki W,Onda Y,Yamaguchi M,Ushirogochi H,Hiraga Y,Sato K,Nishio M,Egi Y,Takedomi K,Shimizu H,Ohbora T,Akahoshi Fdoi
10.1021/acs.jmedchem.8b00328subject
Has Abstractpub_date
2018-07-12 00:00:00pages
5594-5608issue
13eissn
0022-2623issn
1520-4804journal_volume
61pub_type
杂志文章abstract::Tertiary EGFRC797S mutation induced resistance against osimertinib (1) is an emerging "unmet clinical need" for non-small-cell lung cancer (NSCLC) patients. A series of 5-methylpyrimidopyridone derivatives were designed and synthesized as new selective EGFRL858R/T790M/C797S inhibitors. A representative compound, 8r-B,...
journal_title:Journal of medicinal chemistry
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