Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides

N-Substituted phenyl/cyclohexyl-2-(pyridine-4-carbonyl) hydrazine-1-carbothioamides (2a–r) were synthesized, characterized by spectral and analytical data. The compounds were evaluated for antibacterial activity by the disc diffusion method. Most of the compounds showed activity against Gram-positiv...

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Main Authors: Bhat Mashooq Ahmad, Naglah Ahmad M., Khan Azmat Ali, Al-Dhfyan Abdullah
Format: Article
Language:English
Published: Sciendo 2022-03-01
Series:Polish Journal of Chemical Technology
Subjects:
Online Access:https://doi.org/10.2478/pjct-2022-0006
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author Bhat Mashooq Ahmad
Naglah Ahmad M.
Khan Azmat Ali
Al-Dhfyan Abdullah
author_facet Bhat Mashooq Ahmad
Naglah Ahmad M.
Khan Azmat Ali
Al-Dhfyan Abdullah
author_sort Bhat Mashooq Ahmad
collection DOAJ
description N-Substituted phenyl/cyclohexyl-2-(pyridine-4-carbonyl) hydrazine-1-carbothioamides (2a–r) were synthesized, characterized by spectral and analytical data. The compounds were evaluated for antibacterial activity by the disc diffusion method. Most of the compounds showed activity against Gram-positive bacteria. Compound 2h with 4-Sulfapyrimidine phenyl substitution was found to be the most promising candidate, active against Gram-positive and methicillin-resistant Staphylococcus aureus (MRSA) strains with minimum inhibitory concentration (MIC) of (2–7 μg/mL). From the docking study, we predicted that compounds (2r, 2g, 2h, 2o, 2p and 2e) possess better antibacterial activity by having a good binding affinity with target protein and they could be used as potential drugs as antimicrobials. Amongst all the docked compounds, the compound 2h presented near binding affinity & interaction docking score with DNA gyrase enzymes with reference to ciprofloxacin.
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spelling doaj.art-328eb4462b5c44de9de45e091ab528022022-12-22T01:49:24ZengSciendoPolish Journal of Chemical Technology1899-47412022-03-01241394610.2478/pjct-2022-0006Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazidesBhat Mashooq Ahmad0Naglah Ahmad M.1Khan Azmat Ali2Al-Dhfyan Abdullah3Department of Pharmaceutical Chemistry, College of Pharmacy, King Saud University, Riyadh11451, Saudi ArabiaDepartment of Pharmaceutical Chemistry, College of Pharmacy, King Saud University, Riyadh11451, Saudi ArabiaDepartment of Pharmaceutical Chemistry, College of Pharmacy, King Saud University, Riyadh11451, Saudi ArabiaDepartment of Pharmacology and Toxicology, College of Pharmacy, King Saud University, Riyadh11451, Saudi ArabiaN-Substituted phenyl/cyclohexyl-2-(pyridine-4-carbonyl) hydrazine-1-carbothioamides (2a–r) were synthesized, characterized by spectral and analytical data. The compounds were evaluated for antibacterial activity by the disc diffusion method. Most of the compounds showed activity against Gram-positive bacteria. Compound 2h with 4-Sulfapyrimidine phenyl substitution was found to be the most promising candidate, active against Gram-positive and methicillin-resistant Staphylococcus aureus (MRSA) strains with minimum inhibitory concentration (MIC) of (2–7 μg/mL). From the docking study, we predicted that compounds (2r, 2g, 2h, 2o, 2p and 2e) possess better antibacterial activity by having a good binding affinity with target protein and they could be used as potential drugs as antimicrobials. Amongst all the docked compounds, the compound 2h presented near binding affinity & interaction docking score with DNA gyrase enzymes with reference to ciprofloxacin.https://doi.org/10.2478/pjct-2022-0006aryl-thiosemicarbazidesantibacterial activitymolecular dockingdnagyrase
spellingShingle Bhat Mashooq Ahmad
Naglah Ahmad M.
Khan Azmat Ali
Al-Dhfyan Abdullah
Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides
Polish Journal of Chemical Technology
aryl-thiosemicarbazides
antibacterial activity
molecular docking
dnagyrase
title Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides
title_full Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides
title_fullStr Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides
title_full_unstemmed Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides
title_short Synthesis, molecular modelling and antibacterial activity of 4-aryl-thiosemicarbazides
title_sort synthesis molecular modelling and antibacterial activity of 4 aryl thiosemicarbazides
topic aryl-thiosemicarbazides
antibacterial activity
molecular docking
dnagyrase
url https://doi.org/10.2478/pjct-2022-0006
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