Dalton Transactions

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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

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9690-9703
DOI: 10.1039/C4DT00670D, PaperChandan Mukherjee, Veronika Hoeke, Anja Stammler, Hartmut Bogge, Jurgen Schnack, Thorsten Glaser
The heptanuclear complexes [(chandRR)2Mt6{FeII(CN)6}]2+ (Mt = MnIII, FeIII) exhibit ferromagnetic interactions due to a more efficient spin-polarization mechanism compared to the complexes [(talent-Bu2)2Mt6{Mc(CN)6}]n+ with antiferromagnetic interactions.
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Predicting the spin state of paramagnetic iron complexes by DFT calculation of proton NMR spectra

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9486-9496
DOI: 10.1039/C4DT00671B, PaperAndrea Borgogno, Federico Rastrelli, Alessandro Bagno
The spin state of paramagnetic iron complexes can be predicted through the different 1H NMR spectral patterns provided by DFT calculations.
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Facile hot-injection synthesis of stoichiometric Cu2ZnSnSe4 nanocrystals using bis(triethylsilyl) selenide

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9481-9485
DOI: 10.1039/C4DT00688G, PaperChunyu Jin, Parthiban Ramasamy, Jinkwon Kim
CZTSe nanoparticles were synthesized using bis-(triethylsilyl)selenide as the selenium source for the first time. The effect of reaction time and precursor injection order on the formation of stoichiometric CZTSe nanoparticles has been studied by Raman spectroscopy.
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The origin of exo-selectivity in methyl cyanoformate addition onto the C[double bond, length as m-dash]C bond of norbornene in Pd-catalyzed cyanoesterification

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9537-9548
DOI: 10.1039/C4DT00839A, PaperYasuhiro Okuda, Robert K. Szilagyi, Seiji Mori, Yasushi Nishihara
The origin of exclusive exo-selectivity in the Pd-catalyzed cyanoesterification reaction of methyl cyanoformate is attributed to the decisive energy gap between the exo- and endo-coordination of norbornene to the PdII 14-electron, coordinatively unsaturated complex.
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Phosphorescence quantum yield enhanced by intermolecular hydrogen bonds in Cu4I4 clusters in the solid state

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9448-9455
DOI: 10.1039/C4DT00218K, PaperPaolo P. Mazzeo, Lucia Maini, Alex Petrolati, Valeria Fattori, Kenneth Shankland, Dario Braga
The solid state photophysical properties of Cu4I4L4 (L = saturated amines) have been measured and correlated with the crystal structure and packing. N-HI hydrogen bonds located on the cubane cluster promote the luminescence quantum yield up to 76%.
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A highly selective and sensitive turn-on chemodosimeter for hypochlorous acid based on an iridium(III) complex and its application to bioimaging

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9529-9536
DOI: 10.1039/C4DT00616J, PaperFengniu Lu, Tatsuya Nabeshima
A novel luminescent iridium(III) complex: a highly sensitive and selective turn-on chemodosimeter for the detection and intracellular imaging of HOCl.
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Three Mn(II) coordination polymers with a bispyridyl-based quinolinate ligand: the anion-controlled tunable structural and magnetic properties

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9777-9785
DOI: 10.1039/C4DT00877D, PaperGuozan Yuan, Weilong Shan, Bin Liu, Lulu Rong, Liyan Zhang, Hui Zhang, Xianwen Wei
Three anion-controlled Mn(II) coordination polymers were assembled from a bispyridyl-based quinolinate ligand.
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The chemistry and applications of multimetallic salen complexes

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9380-9391
DOI: 10.1039/C4DT00591K, PerspectiveRyan M. Clarke, Tim Storr
The use of multimetallic salen complexes in a number of fields from materials chemistry to catalysis is discussed.
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Novel polyoxometalate silica nano-sized spheres: efficient catalysts for olefin oxidation and the deep desulfurization process

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9518-9528
DOI: 10.1039/C3DT53444H, PaperLucie S. Nogueira, Susana Ribeiro, Carlos M. Granadeiro, Eulalia Pereira, Gabriel Feio, Luis Cunha-Silva, Salete S. Balula
A novel method to prepare silica nano-sized particles incorporating polyoxometalates was developed leading to a new efficient heterogeneous oxidative catalyst.
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A red phosphor BaTiF6:Mn4+: reaction mechanism, microstructures, optical properties, and applications for white LEDs

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9414-9418
DOI: 10.1039/C4DT00781F, CommunicationXianyu Jiang, Zhen Chen, Shaoming Huang, Jiaguo Wang, Yuexiao Pan
Red phosphors BaTiF6:Mn4+ were obtained by etching Ti(OC4H9)4 and TiO2 with BaF2 in HF and a KMnO4 solution. The WLED fabricated with BaTiF6:Mn4+ exhibits a "warm" white light with a color rendering index of 93.13.
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Clathrochelates meet phosphorus: thiophosphorylation of Fe(II) dichloroclathrochelate precursor, synthesis of N,S-donor macrobicyclic ligands and their Pd(II) complexes as potent catalysts of Suzuki cross-coupling reaction

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9677-9689
DOI: 10.1039/C3DT53590H, PaperOleg I. Artyushin, Irina L. Odinets, Ekaterina V. Matveeva, Anna V. Vologzhanina, Oleg A. Varzatskii, Sergey E. Lyubimov, Yan Z. Voloshin
Nucleophilic substitution of iron(II) dichloroclathrochelate with diphenylphosphine sulfide under PTC gave the first phosphorylated cage complex.
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Crystal chemistry and luminescence properties of red-emitting CsGd1-xEux(MoO4)2 solid-solution phosphors

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9669-9676
DOI: 10.1039/C4DT00339J, PaperPinglu Shi, Zhiguo Xia, Maxim S. Molokeev, Victor V. Atuchin
The crystal structure and red-emitting luminescence properties of scheelite related CsGd1-xEux(MoO4)2 solid-solution phosphors have been investigated.
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Tunable long lasting phosphorescence due to the selective energy transfer from defects to luminescent centres via tunnelling in Mn2+ and Tm3+ co-doped zinc pyrophosphate

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9661-9668
DOI: 10.1039/C4DT00223G, PaperRan Pang, Yonglei Jia, Ran Zhao, Haifeng Li, Jipeng Fu, Wenzhi Sun, Lihong Jiang, Su Zhang, Chengyu Li, Qiang Su
Tunable long lasting phosphorescence from blue to NIR are achieved from Zn2(0.97-x)P2O7:0.06Tm3+,2xMn2+ phosphors due to selectively energy transfer.
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In situ decoration of plasmonic Ag nanocrystals on the surface of (BiO)2CO3 hierarchical microspheres for enhanced visible light photocatalysis

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9468-9480
DOI: 10.1039/C4DT00427B, PaperFan Dong, Qiuyan Li, Ying Zhou, Yanjun Sun, Haidong Zhang, Zhongbiao Wu
Plasmonic Ag nanocrystals were in situ decorated on 3D (BiO)2CO3 hierarchical microspheres for enhanced visible light photocatalysis and photocurrent generation by a one-pot in situ hydrothermal method.
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A novel route for synthesis of UV-resistant hydrophobic titania-containing silica aerogels by using potassium titanate as precursor

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9456-9467
DOI: 10.1039/C3DT53389A, PaperWei Wei, Xiaomeng Lu, Deli Jiang, Zaoxue Yan, Min Chen, Jimin Xie
A simple and one-pot sol-gel method with ion-exchange reaction is employed in the controllable synthesis of titania-containing silica aerogels, which exhibit efficient photocatalytic degradation of Rhodamine B.
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Synthesis and electrochemistry of [small beta]-pyrrole nitro-substituted cobalt(II) porphyrins. The effect of the NO2 group on redox potentials, the electron transfer mechanism and catalytic reduction of molecular oxygen in acidic media

9 June, 2014 - 10:17

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01072H, PaperBin Sun, Zhongping Ou, Shuibo Yang, Deying Meng, Guifen Lu, Yuanyuan Fang, Karl M. Kadish
Four cobalt porphyrins were synthesized and characterized as to their electrochemical, spectroelectrochemical and electrocatalytic properties.
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Investigation on spin-flip reaction of Re + CH3CN by relativistic density functional theory

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9508-9517
DOI: 10.1039/C4DT00193A, PaperYi Xiao, Wen-Xin Ji, Wei-Xu, Xian-Yang Chen, Shu-Guang Wang
The minimal energy reaction pathway of Re + CH3CN has been investigated. The minimal energy crossing point is determined with the help of DFT fractional occupation-number (FON) approach.
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A spin-crossover complex based on a 2,6-bis(pyrazol-1-yl)pyridine (1-bpp) ligand functionalized with a carboxylate group

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9406-9409
DOI: 10.1039/C4DT00327F, CommunicationAlexandre Abherve, Miguel Clemente-Leon, Eugenio Coronado, Carlos J. Gomez-Garcia, Maurici Lopez-Jorda
[Fe(bppCOOH)2](ClO4)2 shows an abrupt spin transition (T1/2 = 380 K, TLIESST = 60 K) due to a hydrogen-bonded linear network of complexes.
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The V-shaped polar molecules encapsulated into Cs (10528)-C72: stability and nonlinear optical response

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9655-9660
DOI: 10.1039/C3DT53329H, PaperLi-Jie Wang, Rong-Lin Zhong, Shi-Ling Sun, Hong-Liang Xu, Xiu-Mei Pan, Zhong-Min Su
The structures, stability and nonlinear optical properties of the encapsulated fullerenes M2N@C72 (M = Sc or Y, N = S or O) and the pristine cage Cs-C72 (10528) were investigated.
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Synthesis, structure and reactivity of [o-(2,6-diisopropylphenyliminomethinyl)phenyl]selenenyl selenocyanate (RSeSeCN) and related derivatives

9 June, 2014 - 10:17

Dalton Trans., 2014, 43,9431-9437
DOI: 10.1039/C4DT00157E, PaperPrakul Rakesh, Harkesh B. Singh, Jerry P. Jasinski, James A. Golen
The synthesis, structure and reactivity of stable selenenyl selenocyanates having a strong Se-Se bond are reported.
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