Muhammad D. Bala
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View article: The impact of wingtip N-substitution on the bioactivity of azolium salts
The impact of wingtip N-substitution on the bioactivity of azolium salts Open
Studies have shown that the physicochemical properties of five-membered heterocyclic azolium compounds directly affect their biological activity as therapeutic drugs (spectrum of activity and potency) and the associated pharmacokinetic, ph…
View article: Recent Developments in the Antimicrobial Efficacy of Coinage Metal (Cu, Ag, and Au) <i>N</i> ‐Heterocyclic Carbene Complexes
Recent Developments in the Antimicrobial Efficacy of Coinage Metal (Cu, Ag, and Au) <i>N</i> ‐Heterocyclic Carbene Complexes Open
N ‐heterocyclic carbenes (NHCs) are a class of compounds known for their biological activities which the presence of a therapeutic metal can enhance. The discovery of cisplatin as an effective anticancer metallodrug led to research into ot…
View article: Pyrazolyl-functionalised Ag( <scp>i</scp> )–NHC complexes: synthesis, characterisation, antibacterial activity, and computational investigation
Pyrazolyl-functionalised Ag( <span>i</span> )–NHC complexes: synthesis, characterisation, antibacterial activity, and computational investigation Open
Five pyrazolyl-functionalised azolium salts were synthesised. The complexes were tested in vitro against a broad spectrum of bacterial strains. DFT examined the electronic effects. SWISSADME predicted physicochemical and pharmacokinetic pr…
View article: 3-(2-Hydroxyethyl)-1-(4-nitrophenyl)-1<i>H</i>-benzo[<i>d</i>]imidazol-3-ium bromide
3-(2-Hydroxyethyl)-1-(4-nitrophenyl)-1<i>H</i>-benzo[<i>d</i>]imidazol-3-ium bromide Open
The cation of the title salt, C 15 H 14 N 3 O 3 + ·Br − , has a dihedral angle of 24.26 (6)° between its fused imidazole and 4-nitrophenyl rings and the N—C—C—O torsion angle associated with the hydroxyethyl substituent is 60.15 (17)°. In …
View article: 3-(2-Hydroxyethyl)-1-(4-nitrophenyl)-1<i>H</i>-imidazol-3-ium bromide
3-(2-Hydroxyethyl)-1-(4-nitrophenyl)-1<i>H</i>-imidazol-3-ium bromide Open
The molecular structure of the title salt, C 11 H 12 N 3 O 3 + ·Br − , reveals near co-planarity between the the imidazole and 4-nitrobenzene moieties with a dihedral angle of 8.99 (14)° between their planes. A prominent feature in the mol…
View article: Influence of support properties on the activity of 2Cr-Fe/MgO-MO2 catalysts (M = Ce, Zr, CeZr and Si) for the dehydrogenation of n-octane with CO2
Influence of support properties on the activity of 2Cr-Fe/MgO-MO2 catalysts (M = Ce, Zr, CeZr and Si) for the dehydrogenation of n-octane with CO2 Open
The influence of the support on catalytic activity and stability of supported 2Cr-Fe bimetallic catalysts for the CO2-assisted dehydrogenation (DH) of n-octane has been investigated. Four MgO modified supports viz; MgO-CeO2 (MgCe), MgO-ZrO…
View article: Chemotherapeutic Activities of New η6-p-Cymene Ruthenium(II) and Osmium(II) Complexes with Chelating SS and Tridentate SNS Ligands
Chemotherapeutic Activities of New η6-p-Cymene Ruthenium(II) and Osmium(II) Complexes with Chelating SS and Tridentate SNS Ligands Open
A series of new chelating bidentate (SS) alkylimidazole-2-thione-Ru(II)/Os(II) complexes (3ai, 3aii, 3aiii, 3bii/4aiii, 4bi, 4bii), and the tridentate (SNS) pyridine-2,6-diylimidazole-2-thione-Ru(II)/Os(II) complexes (5bi, 5civ/6bi, 6ci, 6…
View article: Biological Activity of Late Transition Metal‐Based Compounds: From Computational and Theoretical Studies to Laboratory Exploration and Beyond
Biological Activity of Late Transition Metal‐Based Compounds: From Computational and Theoretical Studies to Laboratory Exploration and Beyond Open
The use of metal compounds such as cisplatin and its derivatives as therapeutic and diagnostic agents against various diseases is well established. Although metallodrugs have been very successful clinically, low therapeutic selectivity and…
View article: Cellulosic materials for the removal of ciprofloxacin from aqueous environments
Cellulosic materials for the removal of ciprofloxacin from aqueous environments Open
The feasibility of using cellulose from Pinus spp. sawdust from Zomba, Malawi, treated with commercial and lemon-derived citric acid (CA) for ciprofloxacin (CFX) adsorption from water has been tested. Different CA concentrations were used …
View article: Visible light treatment of azo dye-contaminated water by Ni- and Co-doped-ZnO nanoparticles supported on carbon-covered alumina
Visible light treatment of azo dye-contaminated water by Ni- and Co-doped-ZnO nanoparticles supported on carbon-covered alumina Open
Metal-ion (Co and Ni)-doped-zinc oxide (ZnO) nanocatalysts were successfully embedded onto carbon-covered alumina (CCA) supports via a simple, green sol–gel technique. The nanocatalysts were characterised by various analytical, microscopic…
View article: Recyclable polymeric ionic liquids applied as metal-free transfer hydrogenation catalysts
Recyclable polymeric ionic liquids applied as metal-free transfer hydrogenation catalysts Open
A new methodology for immobilizing a triazolium salt onto polyethylene glycols (PEG) was developed. The immobilization is a two-step reaction, involving the tosylation of PEGs followed by a neat reaction between the PEG tosylates and the t…
View article: Nanocomposite Zinc Oxide-Based Photocatalysts: Recent Developments in Their Use for the Treatment of Dye-Polluted Wastewater
Nanocomposite Zinc Oxide-Based Photocatalysts: Recent Developments in Their Use for the Treatment of Dye-Polluted Wastewater Open
This review highlights current developments in utilising zinc oxide (ZnO) composite materials as photocatalysts. Systematic analyses of the various synthetic methods for producing ZnO-based hetero-structured materials, the variety of metho…
View article: Carbon-covered alumina-supported ZnO nanocatalysts with enhanced visible light photocatalytic performance for the removal of dyes
Carbon-covered alumina-supported ZnO nanocatalysts with enhanced visible light photocatalytic performance for the removal of dyes Open
In this study, environmentally sustainable catalysts were prepared economically as a positive step in directly using visible light to degrade wastewater polluted with industrial dyes. Hence, zinc oxide (ZnO) nanocatalysts doped with carbon…
View article: Oxidation of Styrene to Benzaldehyde Catalyzed by Schiff Base Functionalized Triazolylidene Ni(II) Complexes
Oxidation of Styrene to Benzaldehyde Catalyzed by Schiff Base Functionalized Triazolylidene Ni(II) Complexes Open
Four new Schiff base functionalized 1,2,3-triazolylidene nickel complexes, [Ni-(L1NHC)2](PF6)2; 3, [Ni-(L2NHC)2](PF6)2; 4, [Ni-(L3NHC)](PF6)2; 7 and [Ni-(L4NHC)](PF6)2; 8, (where L1NHC = (E)-3-methyl-1-propyl-4-(2-(((2-(pyridin-2-yl)ethyl)…
View article: CCDC 2062491: Experimental Crystal Structure Determination
CCDC 2062491: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2152011: Experimental Crystal Structure Determination
CCDC 2152011: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Crystal structure of 3,3′-(pyridine-2,6-diylbis(methylene))bis(1-propyl-1<i>H</i>-imidazol-3-ium) ditetrafluoroborate, C<sub>19</sub>H<sub>27</sub>B<sub>2</sub>F<sub>8</sub>N<sub>5</sub>
Crystal structure of 3,3′-(pyridine-2,6-diylbis(methylene))bis(1-propyl-1<i>H</i>-imidazol-3-ium) ditetrafluoroborate, C<sub>19</sub>H<sub>27</sub>B<sub>2</sub>F<sub>8</sub>N<sub>5</sub> Open
C 19 H 27 N 5 , orthorhombic Pbca (no. 61), a = 9.8515(12) Å, b = 16.508(2) Å, c = 29.817(3) Å, β = 90°, V = 4849.3(10) Å 3 , Z = 8, R gt ( F ) = 0.0409, wR ref ( F 2 ) = 0.1082.
View article: CCDC 2156661: Experimental Crystal Structure Determination
CCDC 2156661: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: A new polymorph of 1-(4-nitrophenyl)-1<i>H</i>-benzimidazole (C<sub>13</sub>H<sub>9</sub>N<sub>3</sub>O<sub>2</sub>)
A new polymorph of 1-(4-nitrophenyl)-1<i>H</i>-benzimidazole (C<sub>13</sub>H<sub>9</sub>N<sub>3</sub>O<sub>2</sub>) Open
C 13 H 9 N 3 O 2 , monoclinic, P 21/ c (no. 14), a = 3.7375(1) Å, b = 27.9680(6) Å, c = 10.2595(2) Å, β = 95.5120(10)°, V = 1067.47(4) Å 3 , Z = 4, R gt ( F ) = 0.0370, wR ref ( F 2 ) = 0.0975, T = 100 K.
View article: CCDC 1831815: Experimental Crystal Structure Determination
CCDC 1831815: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1831816: Experimental Crystal Structure Determination
CCDC 1831816: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 1831813: Experimental Crystal Structure Determination
CCDC 1831813: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …