Dalton Transactions
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Zinc oxide nanoparticles: chemical mechanisms and classical and non-classical crystallization
DOI: 10.1039/C3DT50610J, PerspectiveBettina Ludi, Markus Niederberger
The tremendous variety of sizes and shapes observed for zinc oxide nanoparticles makes them ideal model systems to study and elaborate chemical formation and crystallization mechanisms.
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Crystal structure diversity in the bis[hydrotris(3,5-dimethylpyrazolyl)borate]iodouranium(III) complex: from neutral to cationic forms
DOI: 10.1039/C3DT50753J, PaperMaria Augusta Antunes, Isabel C. Santos, Helene Bolvin, Laura C. J. Pereira, Marinella Mazzanti, Joaquim Marcalo, Manuel Almeida
A single-crystal X-ray diffraction study carried out for [U(TpMe2)2I] revealed a rare situation showing that in the solid state the complex can exist in three different crystalline and molecular forms.
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Syntheses, characterization and energetic properties of closo-(B12H12)2- salts of imidazolium derivatives
DOI: 10.1039/C3DT32834A, PaperMuddamarri Hanumantha Rao, Krishnamurthi Muralidharan
Energetic properties of closo-(B12H12)2- salts.
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Nonlinear optical response and biological applications of a series of pyrimidine-based molecules for copper(II) ion probe
DOI: 10.1039/C3DT50582K, PaperQiong Zhang, Lin Li, Man Zhang, Zhaodi Liu, Jieying Wu, Hongping Zhou, Jiaxiang Yang, Shengyi Zhang, Yupeng Tian
A novel pyrimidine-based copper NLO biological metal probe was thoroughly investigated based on a systematic spectroscopic, NMR and theoretical computation investigation.
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A molecular precursor approach to monodisperse scintillating CeF3 nanocrystals
DOI: 10.1039/C3DT50605C, PaperShashank Mishra, Erwann Jeanneau, Anne-Laure Bulin, Gilles Ledoux, Bernadette Jouguet, David Amans, Andrei Belsky, Stephane Daniele, Christophe Dujardin
New cerium(III) trifluoroacetate complexes with neutral O-donor ligands were synthesized, characterized structurally, and used as precursors to obtain CeF3 NPs of sub-15 nm size and desired scintillating properties.
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An unprecedented 3D POM-Ag architecture with intertwined and homological helical structures
DOI: 10.1039/C3DT00118K, PaperJing-Quan Sha, Meng-Ting Li, Jing-Wen Sun, Yu-Nan Zhang, Peng-Fei Yan, Guang-Ming Li
An unprecedented 3D POM-Ag architecture with an intertwined double and homological helical structure is constructed, which is further stabilized by 2D coordination polymers.
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Phase modulation of thermotropic liquid crystals of tetra-n-alkylammonium polyoxometalate ionic complexes
DOI: 10.1039/C3DT50277E, PaperYunxia Jiang, Shuxia Liu, Jing Zhang, Lixin Wu
Tetra-n-alkylammonium polyoxometalate ionic complexes exhibit a structure change trend from cubic to lamellar aggregates upon increasing the alkyl chain length.
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Comparative properties of coordinated H2 and H2S at a ruthenium(II) centre
DOI: 10.1039/C3DT50314C, PaperErin S. F. Ma, Dona C. Mudalige, Brian O. Patrick, Brian R. James
Data on RuII equilibria allow for comparison between the binding of H2 and H2S, including pKa values of the coordinated gases.
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Strong NHS hydrogen bonds in molybdoenzyme models containing anilide moieties
DOI: 10.1039/C3DT50139F, PaperTaka-aki Okamura, Kumiko Kunisue, Yui Omi, Kiyotaka Onitsuka
Molybdoenzyme models containing anilide moieties exhibit very strong intramolecular NHS hydrogen bonds, resulting in the improvement of the reactivity.
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Two pairs of 1 : 2 nickel(II) and copper(II) metal-complex dyes showing the same trans configuration and azo-hydrazone transformation but different thermal properties
DOI: 10.1039/C3DT50229E, PaperXiao-Chun Chen, Yin-Ge Wang, Tao Tao, Jiao Geng, Wei Huang, Hui-Fen Qian
Two pairs of heterocyclic metal-complex dyes are described with the same azo-hydrazone transformation, and DSC/TG-MS-FTIR analyses reveal distinguishable decomposition behavior for the NiII and CuII complexes.
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Chiral recognition of amino acid esters by a novel oxalic amide-linked bisporphyrin
DOI: 10.1039/C3DT50380A, PaperJiaxun Jiang, Zhiqiang Feng, Baozhen Liu, Chuanjiang Hu, Yong Wang
A novel rigid oxalic amide-linked bisporphyrinate 1 has shown chiral recognition ability for amino acid ethyl esters. The structure of 1[middle dot](D-Phe-OEt)(L-Phe-OEt) has been solved and revealed an important hydrogen bond. The mechanism of the chiral recognition has been investigated by UV-Vis spectra, 1H NMR and DFT/TDDFT calculations.
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Experimental and theoretical studies on the coordination chemistry of the N1-hexyl substituted pyrimidines (uracil, 5-fluorouracil and cytosine)
DOI: 10.1039/C3DT32922D, PaperMiquel Barcelo-Oliver, Beatriz Adriana Baquero, Antonio Bauza, Angel Garcia-Raso, Roberto Vich, Ignasi Mata, Elies Molins, Angel Terron, Antonio Frontera
Non-conventional FF, F[small pi] and hydrophobic noncovalent interactions are important for the architecture of molecules.
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Three new three-dimensional organic-inorganic hybrid compounds based on PMo12O40n- (n = 3 or 4) polyanions and CuI-pyrazine/CuI-pyrazine-Cl porous coordination polymers
DOI: 10.1039/C3DT50271F, PaperMing-Li Qi, Kai Yu, Zhan-Hua Su, Chun-Xiao Wang, Chun-Mei Wang, Bai-Bin Zhou, Chun-Cheng Zhu
Three unusual compounds based on {PMo12O40} and copper coordination polymer are synthesized via changing the pH and molar ratio.
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An unusual temperature induced isostructural phase transition in a scheelite, Li0.5Ce0.5MoO4
DOI: 10.1039/C3DT33033H, PaperDipankar Saha, Rajeev Ranjan, Diptikanta Swain, Chandrabhas Narayana, Tayur N. Guru Row
Isostructural phase transition in Li0.5Ce0.5MoO4 driven by nucleation and growth of the new self similar phase.
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The CNT modified white C3N4 composite photocatalyst with enhanced visible-light response photoactivity
DOI: 10.1039/C3DT32871F, PaperYuanguo Xu, Hui Xu, Lei Wang, Jia Yan, Huaming Li, Yanhua Song, Liying Huang, Guobin Cai
The electrostatic self-assembly process of the CNT modified white C3N4 composite. The composite shows enhanced photoactivity.
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Catalytic isomerization of allylic alcohols in water by [RuClCp(PTA)2], [RuClCp(HPTA)2]Cl2[middle dot]2H2O, [RuCp(DMSO-[small kappa]S)(PTA)2]Cl, [RuCp(DMSO-[small kappa]S)(PTA)2](OSO2CF3) and [RuCp(DMSO-[small kappa]S)(HPTA)2]Cl3[middle dot]2H2O
DOI: 10.1039/C3DT32998D, PaperManuel Serrano-Ruiz, Pablo Lorenzo-Luis, Antonio Romerosa, Adrian Mena-Cruz
Redox isomerization of allylic alcohols in aqueous phase mediated by water soluble ruthenium(II) complexes.
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Supramolecular bulky phosphines comprising 1,3,5-triaza-7-phosphaadamantane and Zn(salphen)s: structural features and application in hydrosilylation catalysis
DOI: 10.1039/C3DT00078H, PaperDaniele Anselmo, Rafael Gramage-Doria, Tatiana Besset, Martha V. Escarcega-Bobadilla, Giovanni Salassa, Eduardo C. Escudero-Adan, Marta Martinez Belmonte, Eddy Martin, Joost N. H. Reek, Arjan W. Kleij
The title bulky phosphines show divergent coordination behavior in solution and solid phases.
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A series of Zn-4f heterometallic coordination polymers and a zinc complex containing a flexible mixed donor dicarboxylate ligand
DOI: 10.1039/C3DT33002H, PaperXun Feng, Yu-Quan Feng, Lang Liu, Li-Ya Wang, Hong-Liang Song, Seik-Weng Ng
The polymers are isomorphous and feature two-dimensional (2D) 4,4 wave-like networks.
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Bridging-hydride influence on the electronic structure of an [FeFe] hydrogenase active-site model complex revealed by XAES-DFT
DOI: 10.1039/C3DT33042G, PaperNils Leidel, Chung-Hung Hsieh, Petko Chernev, Kajsa G. V. Sigfridsson, Marcetta Y. Darensbourg, Michael Haumann
XAES-DFT characterization of two [FeFe] hydrogenase model complexes reveals the specific impact of a bridging hydride on the electronic structure.
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N-heterocyclic carbenes - catalysts for the preparation of polyhedral silsesquioxanes
Dalton Trans., 2013, Accepted Manuscript
DOI: 10.1039/C3DT50968K, CommunicationMatjaz Kozelj, Boris Orel
N-heterocyclic carbenes could be used as powerful catalysts for the preparation of various polyhedral silsesquioxanes. NHCs also catalyse a rearrangement of existing cages and a scrambling between two different cages...
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DOI: 10.1039/C3DT50968K, CommunicationMatjaz Kozelj, Boris Orel
N-heterocyclic carbenes could be used as powerful catalysts for the preparation of various polyhedral silsesquioxanes. NHCs also catalyse a rearrangement of existing cages and a scrambling between two different cages...
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