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Article

Evaluation of Quinazolin-2,4-Dione Derivatives as Promising Antibacterial Agents: Synthesis, In Vitro, In Silico ADMET and Molecular Docking Approaches

by
Aboubakr H. Abdelmonsef
1,*,
Mohamed El-Naggar
2,
Amal O. A. Ibrahim
1,
Asmaa S. Abdelgeliel
3,
Ihsan A. Shehadi
2,
Ahmed M. Mosallam
1 and
Ahmed Khodairy
4
1
Department of Chemistry, Faculty of Science, South Valley University, Qena 83523, Egypt
2
Pure and Applied Chemistry Group, Chemistry Department, College of Sciences, University of Sharjah, Sharjah 27272, United Arab Emirates
3
Department of Botany and Microbiology, Faculty of Science, South Valley University, Qena 83523, Egypt
4
Department of Chemistry, Faculty of Science, Sohag University, Sohag 82524, Egypt
*
Author to whom correspondence should be addressed.
Molecules 2024, 29(23), 5529; https://doi.org/10.3390/molecules29235529
Submission received: 28 September 2024 / Revised: 18 November 2024 / Accepted: 19 November 2024 / Published: 22 November 2024
(This article belongs to the Section Organic Chemistry)

Abstract

Abstract: A series of new quinazolin-2,4-dione derivatives incorporating amide/eight-membered nitrogen-heterocycles 2ac, in addition, acylthiourea/amide/dithiolan-4-one and/or phenylthiazolidin-4-one 3ad and 4ad. The starting compound 1 was prepared by reaction of 4-(2,4-dioxo-1,4-dihydro-2H-quinazolin-3-yl)-benzoyl chloride with ammonium thiocyanate and cyanoacetic acid hydrazide. The reaction of 1 with strong electrophiles, namely, o-aminophenol, o-amino thiophenol, and/or o-phenylene diamine, resulted in corresponding quinazolin-2,4-dione derivatives incorporating eight-membered nitrogen-heterocycles 2ad. Compounds 3ad and 4ad were synthesized in good-to-excellent yield through a one-pot multi-component reaction (MCR) of 1 with carbon disulfide and/or phenyl isocyanate under mild alkaline conditions, followed by ethyl chloroacetate, ethyl iodide, methyl iodide, and/or concentrated HCl, respectively. The obtained products were physicochemically characterized by melting points, elemental analysis, and spectroscopic techniques, such as FT-IR, 1H-NMR, 13C-NMR, and MS. The antibacterial efficacy of the obtained eleven molecules was examined in vitro against two Gram-positive bacterial strains (Staphylococcus aureus and Staphylococcus haemolyticus). Furthermore, Computer-Aided Drug Design (CADD) was performed on the synthesized derivatives, standard drug (Methotrexate), and reported antibacterial drug with the target enzymes of bacterial strains (S. aureus and S. haemolyticus) to explain their binding mode of actions. Notably, our findings highlight compounds 2b and 2c as showing both the best antibacterial activity and docking scores against the targets. Finally, according to ADMET predictions, compounds 2b and 2c possessed acceptable pharmacokinetics properties and drug-likeness properties.
Keywords: quinazolin-2,4-dione; eight-membered nitrogen-heterocycles; dithiolan-4-one; phenyl-thiazolidin-4-one; antibacterial assessment; molecular docking quinazolin-2,4-dione; eight-membered nitrogen-heterocycles; dithiolan-4-one; phenyl-thiazolidin-4-one; antibacterial assessment; molecular docking

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MDPI and ACS Style

Abdelmonsef, A.H.; El-Naggar, M.; Ibrahim, A.O.A.; Abdelgeliel, A.S.; Shehadi, I.A.; Mosallam, A.M.; Khodairy, A. Evaluation of Quinazolin-2,4-Dione Derivatives as Promising Antibacterial Agents: Synthesis, In Vitro, In Silico ADMET and Molecular Docking Approaches. Molecules 2024, 29, 5529. https://doi.org/10.3390/molecules29235529

AMA Style

Abdelmonsef AH, El-Naggar M, Ibrahim AOA, Abdelgeliel AS, Shehadi IA, Mosallam AM, Khodairy A. Evaluation of Quinazolin-2,4-Dione Derivatives as Promising Antibacterial Agents: Synthesis, In Vitro, In Silico ADMET and Molecular Docking Approaches. Molecules. 2024; 29(23):5529. https://doi.org/10.3390/molecules29235529

Chicago/Turabian Style

Abdelmonsef, Aboubakr H., Mohamed El-Naggar, Amal O. A. Ibrahim, Asmaa S. Abdelgeliel, Ihsan A. Shehadi, Ahmed M. Mosallam, and Ahmed Khodairy. 2024. "Evaluation of Quinazolin-2,4-Dione Derivatives as Promising Antibacterial Agents: Synthesis, In Vitro, In Silico ADMET and Molecular Docking Approaches" Molecules 29, no. 23: 5529. https://doi.org/10.3390/molecules29235529

APA Style

Abdelmonsef, A. H., El-Naggar, M., Ibrahim, A. O. A., Abdelgeliel, A. S., Shehadi, I. A., Mosallam, A. M., & Khodairy, A. (2024). Evaluation of Quinazolin-2,4-Dione Derivatives as Promising Antibacterial Agents: Synthesis, In Vitro, In Silico ADMET and Molecular Docking Approaches. Molecules, 29(23), 5529. https://doi.org/10.3390/molecules29235529

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