Imidazopyranotacrines as Non-Hepatotoxic, Selective Acetylcholinesterase Inhibitors, and Antioxidant Agents for Alzheimer 1 s Disease Therapy

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TitreImidazopyranotacrines as Non-Hepatotoxic, Selective Acetylcholinesterase Inhibitors, and Antioxidant Agents for Alzheimer 1 s Disease Therapy
Type de publicationJournal Article
Year of Publication2016
AuteursBoulebd H, Ismaili L, Bartolini M, Bouraiou A, Andrisano V, Martin H, Bonet A, Moraleda I, Iriepa I, Chioua M, Belfaitah A, Marco-Contelles J
JournalMOLECULES
Volume21
Pagination400
Date PublishedAPR
Type of ArticleArticle
Mots-clésAlzheimer's disease, antioxidant activity, cholinesterase inhibitors, Hepatotoxicity, ORAC, tacrine analogues
Résumé

Herein we describe the synthesis and in vitro biological evaluation of thirteen new, racemic, diversely functionalized imidazo pyranotacrines as non-hepatotoxic, multipotent tacrine analogues. Among these compounds, 1-(5-amino-2-methyl-4-(1-methyl-1H-imidazol-2-yl)-6,7,8,9-tetrahydro-4H- pyrano[2,3-b]quinolin-3-yl)ethan-1-one (4) is non-hepatotoxic (cell viability assay on HepG2 cells), a selective but moderately potent EeAChE inhibitor (IC50 = 38.7 +/- 1.7 mu M), and a very potent antioxidant agent on the basis of the ORAC test (2.31 +/- 0.29 mu mol.Trolox/mu mol compound).

DOI10.3390/molecules21040400