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Chroman, Pyridine, and Coumarin in a New Fused Scaffold As Α-Glucosidase Inhibitor: Synthesis of New Derivatives, in Vitro, and in Silico Evaluations Publisher Pubmed



Pourmand SMH ; Halimi M ; Alaeddini A ; Akbari M ; Noori M ; Mojtabavi S ; Faramarzi MA ; Mohammadikhanaposhti M ; Larijani B ; Dadgar A ; Mahdavic M
Authors

Source: Bioorganic Chemistry Published:2025


Abstract

Due to the presence of pyridine, coumarin, and chroman heterocycles in the potent α-glucosidase inhibitors, here, these heterocycles were fused together and 14 derivatives 8a-n were synthesized of this fused structure. After synthesis, new chroman-pyridine-coumarin derivatives 8a-n were evaluated against yeast form of α-glucosidase and after determination of the most potent compound, kinetic study was performed on it. In vitro enzymatic inhibition assay showed that all the new compounds 8a-n were more potent than used standard inhibitor (acarbose) and the most potent compounds, were compounds 8e and 8d with inhibitory activities around 20.7 folds more than standard inhibitor. In vitro kinetic study demonstrated that these compounds, like standard inhibitor, were competitive inhibitors. In silico docking and dynamics studies on the most potent compounds showed that these compounds formed stable complexes with the active site of α-glucosidase. © 2025 Elsevier B.V., All rights reserved.