Efficient Adsorption of Toxic Heavy Metal Ions on the Surface Engineered Violuric Acid-Reduced Graphene Oxide Nanomaterial

P Kumar, S Das - ACS Applied Engineering Materials, 2023 - ACS Publications
Herein, a surface-engineered violuric acid-functionalized reduced graphene oxide (rGO-VA)
has been synthesized and characterized using XRD, FESEM, HRTEM-EDX, FTIR, XPS …

Self-assembly synthesis, structure, topology, and magnetic properties of a mononuclear Fe (III)-violurate derivative: a combined experimental and theoretical study

R Banik, S Roy, Ľ Dlháň, J Titiš, R Boča… - Dalton …, 2016 - pubs.rsc.org
A new iron (III) complex [Fe (H2Vi) 3]· py· 4H2O (1){H3Vi= violuric acid, py= pyridine} was
self-assembled and characterized. In the crystal structure, adjacent [Fe (H2Vi) 3] blocks are …

Synthesis and characterization of 5-nitroso-6-amino-uracil functionalized reduced graphene oxide for the detection of chromium ion in aqueous medium

P Kumar, C Bora, B Kumar, PK Sukul, S Das - Synthetic Metals, 2020 - Elsevier
Heavy metal pollution is a very serious issue for living beings. The estimation of heavy
metals is an expensive and complex process. Herein, we have reported a simple method to …

Two isostructural complexes of Ni (ii) and Zn (ii) with violurate and pyridine: a detailed structural, theoretical, magnetic, and NMR investigation

S Roy, S Mal, R Banik, S Das, Ľ Dlháň, J Titiš… - …, 2023 - pubs.rsc.org
Two new metal (II) complexes [M (dmv) 2 (py) 2]· 3H2O {M= Ni (1), Zn (2)} were self-
assembled from a metal (II) chloride salt, N, N′-dimethylvioluric acid (Hdmv), and pyridine …

Vibrational assignments of monohydrate dimer of violuric acid by using FT-IR, FT-Raman and UV spectra and DFT calculations in different media

MA Iramain, PG Cataldo, KA Guzzetti… - Journal of Molecular …, 2024 - Elsevier
Abstract Experimental FT-IR, FT-Raman and UV spectra have been combined with hybrid
B3LYP/6–311++ G** calculations and the scaled quantum mechanical force field (SQMFF) …

Two mixed-ligand cadmium (ii) compounds bearing 5-nitrosopyrimidine and N-donor aromatic blocks: self-assembly generation, structural and topological features …

R Banik, S Roy, AM Kirillov, A Bauza, A Frontera… - …, 2016 - pubs.rsc.org
Using the mixed-ligand strategy, two novel cadmium (II) coordination compounds, namely,
the discrete 0D dimer [Cd2 (μ2-H2Vi) 4 (benzim) 2]· 2MeOH (1) and the 1D coordination …

Coupling 6-chloro-3-methyluracil with copper: structural features, theoretical analysis, and biofunctional properties

B Kumar, T Das, S Das, W Maniukiewicz… - Dalton …, 2021 - pubs.rsc.org
As nucleobases in RNA and DNA, uracil and 5-methyluracil represent a recognized class of
bioactive molecules and versatile ligands for coordination compounds with various …

Solution chemistry of copper (II) binding to substituted 8-Hydroxyquinolines

KL Summers, MJ Pushie, GJ Sopasis… - Inorganic …, 2020 - ACS Publications
8-Hydroxyquinolines (8HQs) are a family of lipophilic metal ion chelators that have been
used in a range of analytical and pharmaceutical applications over the last 100 years. More …

1, 3-Dimethylvioluric acid as a colorimetric chemosensor for the selective detection of Fe3+ metal ion in aqueous medium

B Kumar, S Das - Chemical data collections, 2021 - Elsevier
We have reported the synthesis, solvatochromic and metal sensing properties of 1, 3-
dimethylvioluric acid (DMVA). The DMVA shows a colour change from colourless to a blue …

the multicolored coordination chemistry of violurate anions

V Lorenz, P Liebing, F Engelhardt, F Stein… - Journal of …, 2019 - Taylor & Francis
This review provides a comprehensive overview on the coordination chemistry of violuric
acid, C4H3N3O4 (= H3Vio), and its derivatives (eg 1, 3-diorganovioluric acids and …