Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives

The cholinergic hypothesis is one of the basic approaches for designing and discovering novel anti-Alzheimer drugs. Application of the pharmacophore of well-known drugs like donepezil helps us achieve new molecules. In the current project, a new series of benzamide derivatives (6a–6l) were designed...

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Main Authors: Ahmad Mohammadi-Farani, Sara Nazari, Mahsa Mohammadi, Sahar Jamshidy Navid, Amin Hosseini, Alireza Aliabadi
Format: Article
Language:English
Published: Elsevier 2024-01-01
Series:Results in Chemistry
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S221171562300512X
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author Ahmad Mohammadi-Farani
Sara Nazari
Mahsa Mohammadi
Sahar Jamshidy Navid
Amin Hosseini
Alireza Aliabadi
author_facet Ahmad Mohammadi-Farani
Sara Nazari
Mahsa Mohammadi
Sahar Jamshidy Navid
Amin Hosseini
Alireza Aliabadi
author_sort Ahmad Mohammadi-Farani
collection DOAJ
description The cholinergic hypothesis is one of the basic approaches for designing and discovering novel anti-Alzheimer drugs. Application of the pharmacophore of well-known drugs like donepezil helps us achieve new molecules. In the current project, a new series of benzamide derivatives (6a–6l) were designed and synthesized. Spectroscopic techniques (NMR, IR, MS) were utilized for characterization. Subsequently, Ellman’s protocol was carried out for acetylcholinesterase assay and the obtained results were compared to donepezil (IC50 = 0.6 ± 0.05 µM). Compound 6b which bears a chlorine atom at position meta of the phenyl ring was the most potent derivative in this series (IC50 = 0.14 ± 0.03 nM) and exhibited higher activity than donepezil. In addition, molecular docking was performed to explore the binding mode and related interactions. The in silico results demonstrated that compound 6b binds to the active site of the AChE through a hydrogen bond with Trp279. This compound could be suggested as a potential lead compound and more experimental and in vivo tests are needed to prove its eligibility as a drug candidate.
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spelling doaj.art-40eeb5abe469433097b120133de918692023-12-22T05:32:49ZengElsevierResults in Chemistry2211-71562024-01-017101273Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivativesAhmad Mohammadi-Farani0Sara Nazari1Mahsa Mohammadi2Sahar Jamshidy Navid3Amin Hosseini4Alireza Aliabadi5Medical Plant Research Center, Basic Health Sciences Institute, Shahrekord, University of Medical Sciences, Shahrekord, Iran; Department of Physiology and Pharmacology, School of Medicine, Shahrekord University of Medical Sciences, Shahrekord, IranStudents Research Committee, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran; Pharmaceutical Sciences Research Center, Health Institute, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, IranPharmaceutical Sciences Research Center, Health Institute, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran; Department of Medicinal Chemistry, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, IranPharmaceutical Sciences Research Center, Health Institute, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran; Department of Pharmacology and Toxicology, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, IranStudents Research Committee, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran; Pharmaceutical Sciences Research Center, Health Institute, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, IranPharmaceutical Sciences Research Center, Health Institute, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran; Department of Medicinal Chemistry, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran; Corresponding author at: Pharmaceutical Sciences Research Center, Health Institute, Faculty of Pharmacy, Kermanshah University of Medical Sciences, Kermanshah, Iran.The cholinergic hypothesis is one of the basic approaches for designing and discovering novel anti-Alzheimer drugs. Application of the pharmacophore of well-known drugs like donepezil helps us achieve new molecules. In the current project, a new series of benzamide derivatives (6a–6l) were designed and synthesized. Spectroscopic techniques (NMR, IR, MS) were utilized for characterization. Subsequently, Ellman’s protocol was carried out for acetylcholinesterase assay and the obtained results were compared to donepezil (IC50 = 0.6 ± 0.05 µM). Compound 6b which bears a chlorine atom at position meta of the phenyl ring was the most potent derivative in this series (IC50 = 0.14 ± 0.03 nM) and exhibited higher activity than donepezil. In addition, molecular docking was performed to explore the binding mode and related interactions. The in silico results demonstrated that compound 6b binds to the active site of the AChE through a hydrogen bond with Trp279. This compound could be suggested as a potential lead compound and more experimental and in vivo tests are needed to prove its eligibility as a drug candidate.http://www.sciencedirect.com/science/article/pii/S221171562300512XSynthesisDockingAlzheimerAcetylcholinesteraseDonepezilBenzamide derivatives
spellingShingle Ahmad Mohammadi-Farani
Sara Nazari
Mahsa Mohammadi
Sahar Jamshidy Navid
Amin Hosseini
Alireza Aliabadi
Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives
Results in Chemistry
Synthesis
Docking
Alzheimer
Acetylcholinesterase
Donepezil
Benzamide derivatives
title Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives
title_full Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives
title_fullStr Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives
title_full_unstemmed Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives
title_short Novel acetylcholinesterase inhibitors: Synthesis, docking and inhibitory activity evaluation of 4-benzamido-N-(1-benzylpiperidin-4-yl) benzamide derivatives
title_sort novel acetylcholinesterase inhibitors synthesis docking and inhibitory activity evaluation of 4 benzamido n 1 benzylpiperidin 4 yl benzamide derivatives
topic Synthesis
Docking
Alzheimer
Acetylcholinesterase
Donepezil
Benzamide derivatives
url http://www.sciencedirect.com/science/article/pii/S221171562300512X
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