Showing papers in "Polyhedron in 2016"

TL;DR: In this paper, an organo-inorganic photocatalytic nanocomposite material based on conjugated polymer, polyaniline (PANI) with titanium dioxide (TiO2) nanoparticles has been developed by performing in situ chemical oxidative polymerization of aniline with ammonium persulfate (APS) oxidant in the presence of hydrothermally synthesized TiO2 nanoparticles.

TL;DR: In this article, the effect of using different graphene oxidation-reduction strategies in the structure and chemistry of reduced graphene oxide (rGO) is systematically discussed, and two sets of rGO powders were synthesized employing three different reduction routes, totalling six separate products.

TL;DR: In this paper, MIL-53, MIL-96, and amino-MIL-53 were tested for CO2 adsorption and the results showed that the higher working capacity demonstrated by the two materials are attributed to their larger pore size, making them promising candidate adsorbents for practicing carbon capture in real-world applications.

TL;DR: In this article, an improved synthesis of N-heterocyclic olefins (NHOs) containing terminal CH2 donor groups was developed, and a preliminary investigation of the bonding mode and donor strengths of various structurally distinct NHOs was conducted by analysis of the IR and NMR spectra of their corresponding rhodium carbonyl complexes NHO·RhCl(CO)2, along with examination of pertinent metrical parameters via X-ray crystallography and density functional theory computations.

TL;DR: In this article, a hexadentate bisoxime ligand 1,2-bis(3-methoxysalicylideneaminooxy)ethane (H2L) was synthesized with single crystal X-ray diffraction.

TL;DR: In this article, a series of N-substituted isatin thiosemicarbazone ligands (L1, L2, L3, 2 and 3 ) and their copper(II) complexes [Cu(II)(ITSC)] were synthesized and characterized by elemental analyses and UV-Vis, FT-IR, 1 H & 13 C NMR/EPR and mass spectroscopic techniques.

TL;DR: In this article, the authors discuss the qualities that make successful chemical vapour deposition (CVD) or atomic layer deposition (ALD) precursors (low melting point, high volatility, stability and specific reactivity) and the widely applicable design principles used to achieve them.

TL;DR: In this paper, a variational tetradentate Salamo-type ligands based on 3,5-dichlorosalicylaldehyde were synthesized for mono, di and heptanuclear metal(II) complexes with chemical formulae.

TL;DR: In this article, three mononuclear facial cobalt(III) complexes, [Co(L)2]ClO4 (1), [Co (L)(bzan)(N3)] (2) and [Co((bzan)NCS)] (3), were prepared and characterized by elemental and spectral analysis.

TL;DR: In this paper, a novel on/off fluorescent indole/BODIPY-based Cu2+ chemosensor (3) was synthesized by Knoevenagel condensation of 2-methyl-indole-3-carbaldehyde 2.

TL;DR: In this article, two Mn(II) metal-organic frameworks, [Mn2L(1,10-phen)2]·DMF·0.5H2O (1) and [mn(1 10-phen)(SO4)(H 2O) 2] (2) (H4L=bis-(3,5-dicarboxypheny1) terephthalamide) have been synthesized from Mn( II)/H 4L system under different pH values conditions.

TL;DR: In this paper, the coordination chemistry of Mn(CO)5Br was investigated with a series of PNP-pincer ligands, and the ligands gave the desired organometallic manganese complexes.

TL;DR: Two compartmental Schiff bases, H2L1 [N,N′-bis(3-methoxysalicylidene)propane-1,3-diamine], have been utilized to prepare two hetero-dinuclear nickel(II)/zinc(II) complexes as mentioned in this paper.

TL;DR: A series of organotin(IV) complexes have been synthesized by reacting potassium o-isobutyl carbonodithioate with di- and triorganotin halides in methanol under stirring conditions.

TL;DR: In this article, a tridentate Schiff base ligand, N-(2-hydroxyphenyl)-3-methoxy-salicylideneamine (H2L), has been synthesized and characterized by IR, NMR, UV-Vis spectroscopy and elemental analysis.

TL;DR: In this article, the copper and fluoride ion sensing mechanism of a chemosensor based on anthraldehyde N(4) cyclohexyl thiosemicarbazone (AntCy) was investigated via colorimetric, fluorescence, electrochemical and NMR titration studies.

TL;DR: In this paper, transition metal complexes of acetophenone-Sallyldithiocarbazate [H-(Ap-sadtc)] of the general formula [M-(Sadtc)2] (Ni2+, Cu2+, Zn2+) (1−3) were synthesized and characterized by elemental analysis, UV-Vis, FT-IR, 1H NMR, 13C NMR and mass spectroscopy.

TL;DR: In this paper, a 3D metal-organic framework with 1,4-naphthalenedicarboxylate (1-4-NDC) linkers was developed and its solid-state structures were characterized by X-ray crystallography.

TL;DR: In this article, a kinetic analysis of the hydroboration of iso-quinoline with pinacol borane (HBpin) and catalysed by a β-diketiminato magnesium n-butyl pre-catalyst has provided evidence that the reaction proceeds via rate determining Mg-N/H-B metathesis of a dearomatised poly-pyridides anion.

TL;DR: A series of novel complexes of Zn(II) synthesized and characterized using IR, UV–Vis, 1H NMR, 13C{1H} NMR spectroscopic techniques as well as single crystal X-ray diffraction showed higher activity upon complexation against P. aureus than their parent ligands.

TL;DR: In this article, a mononuclear copper(II) complex has been synthesized and structurally characterized by different spectroscopic characterization methods including single crystal X-ray diffraction study.

TL;DR: In this paper, a simple Co(II) mononuclear complex was studied in details, and its crystal and molecular structure was reported along with its IR a UV-Vis spectra.

TL;DR: Two dinuclear GdIII clusters, namely [Gd2(piv)6(phen)2] (1) and {[Gd 2(2-TCA)6 (phen) 2]·2H2O} (2), have been synthesized under hydrothermal conditions, and magnetic studies indicate that weak antiferromagnetic interactions between adjacent Gd III ions exist in 1 and 2 as mentioned in this paper.

TL;DR: In this article, the maximum binding energy of the Fe 2p 3/2 envelope revealed a linear relationship with the combined Gordy scale group electronegativity of the R-groups substituted on the respective β-diketonato ligand.

TL;DR: Mn(III) and Cu(II) complexes based on bis(N-(3methoxy-salicylidene)-4-amino-phenyl)ether (H2L) have been successfully synthesized and characterized systematically by IR spectra, elemental analyses and X-ray single crystal diffraction as mentioned in this paper.

TL;DR: The reaction of NiCl2·6H2O with the non-steroidal anti-inflammatory drug tolfenamic acid (Htolf) in the absence or presence of a nitrogen-donor heterocyclic ligand such as 2,2′-bipyridine (bipy), 1,10-phenanthroline (phen), 2.2.

TL;DR: In this paper, the formation constants of the UO22+ cation with the amidoximate ligands bzam and acetam (acetamidoxime) are reported.

TL;DR: In this paper, a model of diiron complexes bearing redox active diamine ligands has been studied as models of the active site of [FeFe]-hydrogenases, and cyclic voltammetry in MeCN shows that both complexes undergo irreversible oxidation and reduction, proposed to be a one-and two-electron process, respectively.

TL;DR: In this paper, four novel heterobimetallic Pd/Ln coordination polymers were synthesized under hydrothermal conditions and characterized by X-ray crystallography, thermogravimetric (TG) analysis, powder Xray diffraction (PXRD) spectroscopy, elemental analysis, and infrared analysis.

TL;DR: In this article, RuCl2(1,5cod)(L1) and 1.5cod(η4-cyclooctadiene) complexes were synthesized and characterized by 1H and 13C NMR, melting point analysis, elemental analysis, HR-Mass spectrometry, FT-IR and UV-Vis spectroscopy.