β-Ketothioamides: efficient reagents in the synthesis of heterocycles

WS Guo, LR Wen, M Li - Organic & Biomolecular Chemistry, 2015 - pubs.rsc.org
β-Ketothioamides (KTAs) are versatile building blocks for the rapid construction of various
heterocyclic compounds. In the past decade, a number of successful reactions based on …

Recent advances in biginelli-type reactions

MM Heravi, V Zadsirjan - Current Organic Chemistry, 2020 - ingentaconnect.com
The effective and high yielding synthesis of poly-functionalized pyrimidines, using
multicomponent reactions (MCRs), is imperative in organic and medicinal chemistry. The …

Challenging the Biginelli scaffold to surpass the first line antitubercular drugs: Mycobacterium tuberculosis thymidine monophosphate kinase (TMPKmt) inhibition …

MS El-Shoukrofy, A Atta, S Fahmy… - Journal of Enzyme …, 2024 - Taylor & Francis
New Biginelli adducts were rationalised, via the introduction of selected anti-tubercular (TB)
pharmacophores into the dihydropyrimidine (DHPM) ring of deoxythymidine …

The Evaluation of DHPMs as Biotoxic Agents on Pathogen Bacterial Membranes

B Gawdzik, P Kowalczyk, D Koszelewski, A Brodzka… - Membranes, 2022 - mdpi.com
Herein, we present biological studies on 3, 4-dihydropyrimidin-2 (1H)-ones (DHPMs)
obtained via Biginelli reaction catalyzed by NH4Cl under solvent-free conditions. Until now …

5-Aryl-2-furaldehydes in the synthesis of tetrahydropyrimidinones by Biginelli reaction

AR Vakhula, YI Horak, RZ Lytvyn, AI Lesyuk… - Chemistry of …, 2018 - Springer
5-Aryl-2-furaldehydes, obtained by furfural arylation with arenediazonium salts, react with
ethyl acetoacetate or acetylacetone and (thio)-urea in the presence of FeCl 3· 6H 2 O as a …

Biginelli reaction–an effective method for the synthesis of dihydropyrimidine derivatives (microreview)

N Simurova, O Maiboroda - Chemistry of Heterocyclic Compounds, 2017 - Springer
A brief review of the publications over the past 5 years devoted to the synthesis of 3, 4-
dihydropyrimidin-2 (1 H)-one or-thione derivatives using Biginelli reaction is presented. The …

Spectroscopic, X-ray, mechanistic and DFT studies on formation of novel benzoimidazole-4-ones from cyclohexenyl carbothioamides

J Rana, RP Chaudhary - Chemical Physics, 2023 - Elsevier
Spectroscopic studies of cyclohexenyl carbothioamides 2, obtained from condensation of 1,
3-cyclohexandione with aryl isothiocyanates, predicted the proton transfer behaviour in …

Fast and Efficient One-Pot Three-Component Synthesis of Some 1, 2, 3, 4-Tetrahydro-6-methyl-N-phenyl-5-pyrimidinecarboxamide Derivatives via Biginelli …

Ş Gülten, U Gezer, EA Gündoğan - Letters in Organic Chemistry, 2020 - ingentaconnect.com
Tetrahydropyrimidine (THPM) synthesis has an enormous importance in organic chemistry
and especially in pharmaceutical applications. Pyrimidines are the most active class of N …

Synthesis, prototropic tautomerism studies of indenocarbothioamides and their conversion to biologically active indenothiazole derivatives

J Rana, RP Chaudhary - Spectrochimica Acta Part A: Molecular and …, 2022 - Elsevier
Indenocarbothioamides 2, obtained from reaction of indane-1, 3-dione with aryl
isothiocyanates, on condensation with 3-chloropentane-2, 4-dione and chloroacetyl chloride …

Six-Membered Ring Systems: Diazines and Benzo Derivatives

KA Rinderspacher - Progress in Heterocyclic Chemistry, 2015 - Elsevier
Found in natural products, and frequently used as flavoring agents or as building blocks for
pharmaceuticals, diazines and their benzo derivatives possess a diverse set of properties …