Results 1 to 10 of about 1,292 (192)

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

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

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 3,4-Dihydropyrimidin(thio)one Containing Scaffold: Biginelli-like Reactions. [PDF]

open access: yesPharmaceuticals (Basel), 2022
The interest in 3,4-dihydropyrimidine-2(1H)-(thio)ones is increasing every day, mainly due to their paramount biological relevance. The Biginelli reaction is the classical approach to reaching these scaffolds, although the product diversity suffers from ...
Sánchez-Sancho F   +6 more
europepmc   +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

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.
Fei Zhao, XiuWen Jia, Pinyi Li
exaly   +3 more sources

H2SO4-Silica Catalyzed One-Pot and Efficient Synthesis of Dihydropyrimidinones Under Solvent-Free Conditions [PDF]

open access: yesE-Journal of Chemistry, 2011
H2SO4-Silica efficiently catalyzes the three-component condensation reaction of aldehydes, 1,3-dicarbonyl compounds and urea/thiourea under solvent free conditions to afford the corresponding dihydropyrimidinones and thio-derivatives in high yields ...
Seied Ali Pourmousavi, Maryam Hasani
doaj   +3 more sources

Gypsum-Catalyzed One-Pot Synthesis of 3,4-Dihydropyrimidin-2(1H) Under Solvent-Free Conditions [PDF]

open access: yesE-Journal of Chemistry, 2011
In view of the emerging importance of the green chemistry principles in chemical and pharmaceutical industries, we disclose, herein, a new economic approach producing the biologically active dihydropyrimidinones in good yields using the solventless one ...
Taoues Boumoud   +3 more
doaj   +2 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.
, Manish K Gupta, Ravindra K Rawal
exaly   +3 more sources

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