Dalton Transactions

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Highly tunable fluorinated trispyrazolylborates [HB(3-CF3-5-{4-RPh}pz)3]− (R = NO2, CF3, Cl, F, H, OMe and NMe2) and their copper(I) complexes

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21109-21123
DOI: 10.1039/C5DT04006J, PaperThomas F. van Dijkman, Maxime A. Siegler, Elisabeth Bouwman
A spectroscopic series of fluorinated trispyrazolylborate ligands was used to make copper(I) complexes with carbon monoxide and ethene. The tunable ligands induce clear trends in infrared and NMR spectra of the copper compounds.
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A room temperature spin crossover ionic liquid

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20839-20842
DOI: 10.1039/C5DT04264J, CommunicationAnthony J. Fitzpatrick, Helen M. O'Connor, Grace G. Morgan
Two new paramagnetic ionic liquids (ILs) comprising a mononuclear iron(III) or manganese(III) complex cation, charge balanced by a dicyanamide anion are reported which show a range of spin states including spin crossover.
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An element through the looking glass: exploring the Au–C, Au–H and Au–O energy landscape

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20785-20807
DOI: 10.1039/C5DT03930D, PerspectiveOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Dragoş-Adrian Roşca, Joseph A. Wright, Manfred Bochmann
Gold has seen a remarkable transformation from inert noble metal to highly reactive catalyst. However, its organometallic chemistry contains many unknowns. How certain can we be about the species involved in catalytic cycles? This Perspective summarises recent discoveries.
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Novel crown-ether–methylenediphosphonotetrathioate hybrids as Zn(II) chelators

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21073-21080
DOI: 10.1039/C5DT03935E, PaperDiana Meltzer, Hugo E. Gottlieb, Aviran Amir, Linda J. W. Shimon, Bilha Fischer
A 13-membered methylenediphosphonotetrathioate–crown ether hybrid is a water-soluble, air-stable, high-affinity Zn(II)-chelator, exhibiting selectivity to Zn(II) vs. Mg(II), Na(I), and Li(I).
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Microwave assisted synthesis of a mono organoimido functionalized Anderson polyoxometalate

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20826-20829
DOI: 10.1039/C5DT04000K, CommunicationC. Ritchie, G. Bryant
The synthesis of an aliphatic organoimido functionalized polyoxometalate has been achieved through a microwave assisted reaction protocol in the absence of any activating reagents.
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Single molecule magnet behavior observed in a 1-D dysprosium chain with quasi-D5h symmetry

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20834-20838
DOI: 10.1039/C5DT04147C, CommunicationXing-Cai Huang, Ming Zhang, Dayu Wu, Dong Shao, Xin-Hua Zhao, Wei Huang, Xin-Yi Wang
Two one-dimensional coordination polymers with pentagonal bipyramidal DyIII centres show slow magnetic relaxation featuring single molecule magnet behavior.
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The formation mechanism of iron oxide nanoparticles within the microwave-assisted solvothermal synthesis and its correlation with the structural and magnetic properties

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21099-21108
DOI: 10.1039/C5DT03518J, PaperZ. Kozakova, I. Kuritka, N. E. Kazantseva, V. Babayan, M. Pastorek, M. Machovsky, P. Bazant, P. Saha
Iron oxide nanoparticles were prepared by MW assisted solvothermal synthesis. A reaction mechanism was elucidated that allowed us to tailor the properties of particles.
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Unusual stability of dyads during photochemical hydrogen production

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20936-20948
DOI: 10.1039/C5DT03414K, PaperJ. Prock, C. Strabler, W. Viertl, H. Kopacka, D. Obendorf, T. Müller, E. Tordin, S. Salzl, G. Knör, M. Mauro, L. De Cola, P. Brüggeller
Heterodimetallic dyads containing Os and Pd are connected by a bis(bidentate) phosphine and show an excellent stability for the water splitting application.
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Silane-coated magnetic nanoparticles with surface thiol functions for conjugation with gold nanostars

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21088-21098
DOI: 10.1039/C5DT02812D, PaperPiersandro Pallavicini, Elisa Cabrini, Alberto Casu, Giacomo Dacarro, Yuri Antonio Diaz-Fernandez, Andrea Falqui, Chiara Milanese, Francesco Vita
Superparamagnetic magnetite nanoparticles are coated with a tunable number of free surface –SH, enabling them to decorate gold nanostars.
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Two bisthienylethene–Ir(III) complexes showing acid/base-induced structural transformation and on–off luminescence switching in solution

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21008-21015
DOI: 10.1039/C5DT03809J, PaperDeng-Ke Cao, Jiong-Sheng Hu, Min-Qiang Li, Dan-Ping Gong, Xiao-Xiong Li, Michael D. Ward
Compounds [Ir(dfppy)2(pbdtiH)](PF6)·2CHCl3 (1-H) and [Ir(dfppy)2(pbdti)] (1) were synthesized based on bisthienylethene pbdtiH, showing NEt3/TFA-induced structural transformation and on–off luminescence switching.
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Identification, structural characterization and transformations of the high-temperature Zn9−δSb7 phase in the Zn–Sb system

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20983-20990
DOI: 10.1039/C5DT03509K, PaperAllan He, Volodymyr Svitlyk, Dmitry Chernyshov, Yurij Mozharivskyj
The Zn9Sb7 phase stable between 514 and 581 °C has structural features of both ZnSb and Zn13Sb10.
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Carbon for engineering of a water-oxidizing catalyst

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20991-20998
DOI: 10.1039/C5DT03625A, PaperMohammad Mahdi Najafpour, Saeideh Salimi
Herein, we report a conductive, self-healing, recycling, highly dispersible, magnetically separable, environmentally friendly, and nano-sized water-oxidizing catalyst. Carbon has a significant role in engineering of the water-oxidizing catalyst.
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Rational design of a highly sensitive and selective “turn-on” fluorescent sensor for PO43− detection

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20830-20833
DOI: 10.1039/C5DT03814F, CommunicationSi-Quan Jiang, Zi-Yan Zhou, Shu-Ping Zhuo, Guo-Gang Shan, Ling-Bao Xing, Hai-Ning Wang, Zhong-Min Su
An in situ-generated iron(III) complex with a 1,8-naphthalene-based Schiff base unit has been rationally designed, which exhibits a highly selective response and excellent sensitivity for the turn-on detection of PO43− anions.
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Cationic aza-macrocyclic complexes of germanium(II) and silicon(IV)

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20898-20905
DOI: 10.1039/C5DT03941J, PaperMatthew Everett, Andrew Jolleys, William Levason, Mark E. Light, David Pugh, Gillian Reid
Unusual cationic Ge(II) and Si(IV) complexes with neutral tri-aza and tetra-aza macrocycles are reported and their structural properties discussed.
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Modification of both d33 and TC in a potassium–sodium niobate ternary system

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21141-21152
DOI: 10.1039/C5DT03680A, PaperBo Wu, Jiagang Wu, Dingquan Xiao, Jianguo Zhu
In this work, we simultaneously achieved a giant d33 and a high TC in a lead-free piezoelectric ternary system of (1 − xy)K0.48Na0.52NbO3xBiFeO3yBi0.5Na0.5ZrO3 {(1 − xy)KNN–xBF–yBNZ}.
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Reactions of alkynes with cis-RuCl2(dppm)2: exploring the interplay of vinylidene, alkynyl and η3-butenynyl complexes

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21016-21024
DOI: 10.1039/C5DT03844H, PaperSamantha G. Eaves, Dmitry S. Yufit, Brian W. Skelton, Jason M. Lynam, Paul J. Low
The course of reactions between cis-RuCl2(dppm)2 and terminal alkynes is shown to depend markedly on the electronic character of the alkyne reagent.
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Dielectric response and anhydrous proton conductivity in a chiral framework containing a non-polar molecular rotor

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,20822-20825
DOI: 10.1039/C5DT03878B, CommunicationShan-Shan Yu, Shao-Xian Liu, Hai-Bao Duan
A chiral 3D framework containing a nonpolar rotor shows two dielectric anomalies and can serve as a proton conductor under high-temperature and anhydrous conditions.
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Pyrene-biimidazole based Ru(II) and Os(II) complexes as highly efficient probes for the visible and near-infrared detection of cyanide in aqueous media

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21053-21072
DOI: 10.1039/C5DT03766B, PaperSourav Mardanya, Srikanta Karmakar, Manoranjan Bar, Sujoy Baitalik
Pyrenyl-biimidazole based Ru(II) and Os(II) complexes are used as highly efficient cyanide sensors in aqueous media.
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A Dy2 single-molecule magnet with benzoate anions and phenol-O− bridging groups

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21025-21031
DOI: 10.1039/C5DT03607K, PaperHongshan Ke, Sheng Zhang, Xin Li, Qing Wei, Gang Xie, Wenyuan Wang, Sanping Chen
A Dy2 single-molecule magnet, namely [Dy2(H3L)2(PhCOO)4]·4H2O (1), was obtained from the reaction of Dy(PhCOO)3 with 1,5-bis(2-hydroxy-3-methoxybenzylidene)carbonohydrazide (H4L).
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Fabrication and characterization of a highly sensitive hydroquinone chemical sensor based on iron-doped ZnO nanorods

7 December, 2015 - 03:17

Dalton Trans., 2015, 44,21081-21087
DOI: 10.1039/C5DT03364K, PaperAhmad Umar, Ali Al-Hajry, Rafiq Ahmad, S. G. Ansari, Mohammed Sultan Al-Assiri, Hamed Algarni
Herein, we report the development of a simple and highly sensitive hydroquinone (HQ) chemical sensor based on an electrochemically activated iron-doped zinc oxide nanorod modified screen-printed electrode.
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