Results 1 to 10 of about 390 (153)

Dihydropyrimidinones Against Multiresistant Bacteria [PDF]

open access: yesFrontiers in Microbiology, 2022
The increase in bacterial resistance to antimicrobials has led to high morbidity and mortality rates, posing a major public health problem, requiring the discovery of novel antimicrobial substances.
Marisa Castro Jara   +10 more
doaj   +4 more sources

Solvothermal Synthesis of Multiple Dihydropyrimidinones at a Time as Inhibitors of Eg5 [PDF]

open access: yesMolecules, 2021
Solvothermal synthesis of multiple dihydropyrimidinones at a time has been developed in inexpensive and green bio-based solvent lactic acid without any additional catalysts or additives.
Xiao-Qiang Jiang   +5 more
doaj   +4 more sources

Aryl-Substituted Dihydro-Pyrimidines Effecting Kinesin Eg5 as Novel Approach for Cancer Treatment [PDF]

open access: yesMolecules
Cancer is one of the most lethal diseases of this century. Unfortunately, many anticancer agents have harsh side effects or fail to work against cancer any longer due to tolerance.
Dialekti Chlorou, Eleni Pontiki
doaj   +2 more sources

Synthesis of 5-unsubstituted dihydropyrimidinone-4-carboxylates from deep eutectic mixtures [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2022
A facile one-pot synthesis of 5-unsubstituted dihydropyrimidinones from β,γ-unsaturated ketoesters in low melting ʟ-(+)-tartaric acid–N,N-dimethylurea mixtures is reported.
Sangram Gore   +2 more
doaj   +2 more sources

FeCl3∙6H2O/TMSBr-Catalyzed Rapid Synthesis of Dihydropyrimidinones and Dihydropyrimidinethiones under Microwave Irradiation

open access: yesMolecules, 2017
An efficient and practical protocol has been developed to synthesize dihydropyrimidinones and dihydropyrimidinethiones through FeCl3∙6H2O/TMSBr-catalyzed three-component cyclocondensation under microwave irradiation.
Xiuwen Jia, Honglian Li, Fei Zhao
exaly   +3 more sources

Natural dolomitic limestone-catalyzed synthesis of benzimidazoles, dihydropyrimidinones, and highly substituted pyridines under ultrasound irradiation [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2020
Natural dolomitic limestone (NDL) is employed as a heterogeneous green catalyst for the synthesis of medicinally valuable benzimidazoles, dihydropyrimidinones, and highly functionalized pyridines via C–N, C–C, and C–S bond formations in a mixture of ...
Kumar Godugu   +5 more
doaj   +2 more sources

Synthesis of 4-Aryl Substituted 3,4-Dihydropyrimidinones Using Silica-chloride Under Solvent Free Conditions

open access: yesMolecules, 2007
This paper describes an improved procedure for the efficient and facile synthesis of 4-aryl substituted 3, 4-dihydropyrimidinones under mild reaction conditions with excellent yields using inexpensive silica chloride under solvent free conditions.
Manisha Sathe, M P Kaushik
exaly   +3 more sources

Recent synthetic and medicinal perspectives of dihydropyrimidinones: A review

open access: yesEuropean Journal of Medicinal Chemistry, 2017
Dihydropyrimidines are the most important heterocyclic ring systems which play an important role in the synthesis of DNA and RNA. Synthetically they were synthesized using Multi-component reactions like Biginelli reaction and Hantzschdihydropyridine.
Ravindra K Rawal, Manish K Gupta
exaly   +3 more sources

Defect-rich MOF-303 as a dual acid–base heterogeneous catalyst for the one-pot Biginelli synthesis of dihydropyrimidinones [PDF]

open access: yesScientific Reports
Bifunctional MOF-303 (Al) exhibits promising catalytic activity for the Biginelli reaction. However, its intrinsic microporosity may hinder reactant and product diffusion and reducing efficiency. Introducing defects is crucial for enhancing its catalytic
Nuhaa Shaheed, Ahmad Shaabani
doaj   +2 more sources

Diverse Methods with Stereoselective Induction in the Asymmetric Biginelli Reaction [PDF]

open access: yesMolecules
The relevance of the asymmetric Biginelli reaction (ABR) has been increased in this century, due to the pharmacological application of its products. This review focuses predominantly on articles published in the period from 2015 to 2024 on asymmetric ...
Marcos Díaz-Fernández   +5 more
doaj   +2 more sources

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