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Substrate and product role in the Shvo's catalyzed selective hydrogenation of the platform bio-based chemical 5-hydroxymethylfurfural

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00304G, PaperRita Mazzoni, Thomas Pasini, Gavino Solinas, Valerio Zanotti, Stefania Albonetti, Fabrizio Cavani, Angelo Vaccari, Andrea Mazzanti, Silvia Ranieri
The bio-based substrate and target product 2,5-bishydroxymethylfuran (BHMF) demonstrated to influence the reaction kinetics in the homogeneous reduction of 5-hydroxymethylfurfural (HMF) catalyzed by the Ru-based Shvo's catalyst. A combined experimental...
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Self-assembly of an all-thiol-stabilized {Ag28S23} high-nuclearity luminescent nanocluster with a "crab-like" shape

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00762J, CommunicationKun Zhou, Chao Qin, Xinlong Wang, Kui-Zhan Shao, Li-Kai Yan, Zhong-Min Su
It exists a rare all-thiol-stabilized [Ag28(StBu)23]5+ ({Ag28S23} for short) nanocluster with a "crab-like" shape in compound [Ag28(StBu)23](CF3COO)5[round bullet, filled]8CH3OH (1), which has been synthesized by the self-assembly of AgStBu with CF3COOH, Et3N...
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High Efficient Visible-Light Driven Photocatalyst: Two Dimensional Square-like Bismuth Oxyiodine Nanosheets

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00798K, PaperYan Mi, Min Zhou, Liaoyong Wen, Huaping Zhao, Yong Lei
Two dimensional (2D) square-like bismuth oxyiodine (BiOI) nanosheets with thickness of about 10 nm and exposed {001} facets are obtained by a facile hydrothermal route without any surfactant and special...
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Bis-Tropolonate Complexes of Tungsten: Scaffolds for Selective Side-on Binding of Nitriles, Imines and Ketones

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00734D, PaperJoseph Becica, Andrew B Jackson, William G. Dougherty, William S. Kassel, Nathan M West
The chiral bis-tropolonate tungsten(II) tricarbonyl compound, (trop)2W(CO)3 (1), has been synthesized and structurally characterized. This seven-coordinate compound readily loses two carbonyl ligands to preferentially bind a series of [small pi]-bonding substrates...
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Facile Oxidation of NHC-Au(I) to NHC-Au(III) Complexes by CsBr3.

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00695J, PaperMargit Kriechbaum, Daniela Otte, Manuela List, Uwe Monkowius
CsBr3 was investigated as a new and convenient oxidant for NHC-Au(I) complexes (NHC = imidazo[1,5-a]pyridin-3-ylidene) for the preparation of the respective Au(III) complexes. The Au(I) complexes were synthesized by the...
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Synthesis, photovoltaic performances and TD-DFT modeling of push-pull diacetylide platinum complexes in TiO2 based dye-sensitized solar cells

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00301B, PaperSebastien Gauthier, Bertrand Caro, Francoise ROBIN-LE GUEN, Nattamai Bhuvanesh, John A. Gladysz, Nicolas LePoul, Laurianne Wojcik, Aurelien Planchat, Yann Pellegrin, errol blart, Denis Jacquemin, Fabrice ODOBEL
In this joint experimental-theoretical work, we present the synthesis and optical and electrochemical characterization of five new bis-acetylide platinum complex dyes end capped with diphenylpyralidene moieties, as well as their...
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Bioinspired manganese(II) complexes with a clickable ligand for immobilisation on a solid support

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C3DT53636J, PaperJeremy Chaignon, Salah-Eddine Stiriba, Francesc Lloret, Consuelo Yuste, guillaume pilet, Laurent Bonneviot, Belen Albela, Isabel Castro
Clickable ligands like N,N'-bis((pyridin-2-yl)methyl)prop-2-yn-1-amine (L1) and N-((1-methyl-1H-imidazol-2-yl)methyl)-N-(pyridin-2-ylmethyl)prop-2-yn-1-amine (L2) have been used to synthesise a series of manganese(II) complexes for grafting on appropriate solid supports. These ligands mimic the 2-His-1-carboxylate facial...
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Switching from Antiferromagnetic to Ferromagnetic Coupling in Heptanuclear [Mt6Mc]n+ Complexes by Going from an Achiral to a Chiral Triplesalen Ligand

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00670D, PaperChandan Mukherjee, Veronika Hoeke, Anja Stammler, Hartmut Bogge, Juergen Schnack, Thorsten Glaser
The chiral triplesalen ligand H6chandRR has been used to synthesize the chiral heptanuclear complexes [{(chandRR)MnIII3}2{FeII(CN)6}](ClO4)2 (RR[MnIII6FeII](ClO4)2) and [{(chandRR)FeIII3}2{FeII(CN)6}](ClO4)2 (RR[FeIII6FeII](ClO4)2), which have been characterized by single-crystal X-ray diffraction, mass spectrometry, elemental...
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Tb3+-contained supramolecular hydrogels: luminescence property and reversible sol-gel transitions induced by external stimuli

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00110A, Communicationxinxian ma, dawei Yu, Ning Tang, Jincai Wu
A dual-responsive Green-light-emitting supramolecular metal hydrogel (G-gel) was prepared by reaction of a simple hydrazide-functionalized benzimidazole ligand (L) with Tb(NO3)3. The green luminescence of gelator L is enhanced in G-gel...
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Induced Circular Dichroism of Polyoxometalates via Electrostatic Encapsulation with Chiral Organic Cations

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00866A, PaperYizhan Wang, Lei Shi, Yang Yang, Bao Li, Lixin Wu
To explore the principle of chiral induction for inorganic clusters, chiral organic cations with two stereocenters R- and S-BPEA are used to encapsulate a series of POMs bearing different structures...
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Predicting the spin state of paramagnetic iron complexes by DFT calculation of proton NMR spectra

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00671B, PaperAndrea Borgogno, Federico Rastrelli, Alessandro Bagno
Many transition-metal complexes easily change their spin state S in response to external perturbations (spin crossover). Determining such states and their dynamics can play a central role in the understanding...
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Removal of Congo Red by magnetic mesoporous titanium dioxide-graphene oxide core-shell microspheres for water purification

Dalton Transactions - 19 April, 2014 - 21:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C3DT53474J, PaperLeilei Li, Xiangjun Li, Huimin Duan, Xiaojiao Wang, Chuannan Luo
Magnetic mesoporous titanium dioxide-graphene oxide (Fe3O4@mTiO2@GO) with a large surface area and a good magnetic responsiveness was synthesized by immobilizing a mesoporous titanium dioxide (mTiO2) shell on the surface of magnetic Fe3O4 nanoparticles prior to binding with graphene oxide (GO).
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Facile hot-injection synthesis of stoichiometric Cu2ZnSnSe4 nanocrystals using bis(triethylsilyl) selenide

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00688G, PaperChunYu Jin, Parthiban Ramasamy, Jinkwon Kim
Cu2ZnSnSe4 is a prospective material as absorber in thin film solar cells due to its many advantages including direct band gap, high absorption coefficient, low toxicity, and relative abundance (indium-free)...
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Colloidal assemblies of oriented maghemite nanocrystals and their NMR relaxometric properties

Dalton Transactions - 19 April, 2014 - 21:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00024B, PaperAthanasia Kostopoulou, Sabareesh K. P. Velu, Kalaivani Thangavel, Francesco Orsini, Konstantinos Brintakis, Stylianos Psycharakis, Anthi Ranella, Lorenzo Bordonali, Alexandros Lappas, Alessandro Lascialfari
1 H-NMR relaxometric experiments over an extended frequency range show that ferrimagnetic colloidal nanoclusters exhibit enhanced transverse relaxivity, r2.
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A Study of the Optical Properties of Metal-doped Polyoxotitanium Cages and the Relationship to Metal-doped Titania

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00555D, PaperYaoKang Lv, Jun Cheng, Peter Matthews, Juan P Holgado, Janina Willkomm, Michal Leskes, Alexander Steiner, Dieter Fenske, Timothy C King, Paul Wood, Lihua Gan, Richard M Lambert, Dominic S Wright
To what extent the presence of transition metal ions can affect the optical properties of structurally well-defined, metal-doped polyoxotitanium (POT) cages is a key question in respect to how closely...
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Lithium recovery from salt lake brine by H2TiO3

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00467A, PaperRamesh Chitrakar, Yoji Makita, Kenta Ooi, Akinari Sonoda
The details of ion exchange properties of layered H2TiO3, derived from layered Li2TiO3 precursor upon treatment with HCl solution, with lithium ions in the salt lake brine (collected from Salar...
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Tetraphosphonated thiopheneligand : mixing the soft and the hard for complexation

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00451E, PaperJeremy Brandel, Alexandre Lecointre, Julien Kollek, Sylvia Michel, Veronique Hubscher-Bruder, Isabelle Dechamps, Carlos Platas-Iglesias, Loic Charbonniere
The synthesis of ligand LTH8, based on a thiophene framework containing two bis(aminomethyldiphosphonate) functions in ortho position to the central sulfur atom, is described, together with the characterization of the...
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Assembly of Heterobimetallic NiII-LnIII(LnIII = DyIII, TbIII,GdIII,HoIII, ErIII, YIII) Complexes Using a Ferrocene Ligand: Slow Relaxation of the Magnetization in DyIII, TbIII and HoIII Analogues

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00209A, PaperVadapalli Chandrasekhar, Amit Chakraborty, Prasenjit Bag, Eric RIVIERE, Talal Mallah
A family of dinuclear 3d-4f heterobimetallic complexes [LNi(H2O)([small mu ]-OAc)Ln(NO3)2][round bullet, filled] CH3CN; {(Ln= DyIII(1), TbIII(2), HoIII(3), GdIII(4), ErIII(5), YIII(6) } have been synthesized by utilizing a ferrocene-based, dual compartmental ligand H2L. 1-6 are...
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Overcoming NHCs neutrality: installing tetracarbenes on group 13 and 14 metals

Dalton Transactions - 19 April, 2014 - 21:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT00990H, CommunicationS. Alan Cramer, Forrest L. Sturgill, Preeti P. Chandrachud, David M. Jenkins
The first tetracarbene complexes of group 13 and 14 metals have been synthesized by employing dianionic macrocyclic tetracarbene ligands.
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Rational development of iron catalysts for asymmetric transfer hydrogenation

Dalton Transactions - 19 April, 2014 - 21:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT00612G, PerspectiveOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Robert Harold Morris, Peter E Sues, Karl Z Demmans
The asymmetric reduction of ketones and imines by transfer of hydrogen from isopropanol as the solvent catalyzed by metal complexes is a very useful method for preparing valuable enantioenriched alcohols...
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