Dalton Transactions

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A new bulky iminophosphonamide as an N,N'-chelating ligand: synthesis and structural characterization of heteroleptic group 13 elements complexes

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02637C, PaperBilla Prashanth, Sanjay Singh
A sterically demanding iminophosphonamine ligand [(2,6-iPr2C6H3N)P(Ph2)(NtBu)]H (LH) and its lithium derivative [(2,6-iPr2C6H3N)P(Ph2)(NtBu)](Li[round bullet, filled]2THF) (1) have been used to prepare complexes of group 13 elements. Reaction of LH with AlH3[round bullet, filled]NMe2Et and AlMe3...
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TQPHEN (N,N,N',N'-tetrakis(2-quinolylmethyl)-1,2-phenylenediamine) derivatives as highly selective fluorescent probes for Cd2+

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02177K, PaperY Mikata, Asako Kizu, Hideo Konno
TQPHEN (N,N,N',N'-tetrakis(2-quinolylmethyl)-1,2-phenylenediamine) and its methoxy-substituted derivatives, 6-MeOTQPHEN (N,N,N',N'-tetrakis(6-methoxy-2-quinolylmethyl)-1,2-phenylenediamine) and TriMeOTQPHEN (N,N,N',N'-tetrakis(5,6,7-trimethoxy-2-quinolylmethyl)-1,2-phenylenediamine), were examined as fluorescent Cd2+ sensors. Although the TQPHEN exhibits negligible fluorescent response toward Zn2+ due to weak binding...
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Ferrocene phosphane-heteroatom/carbon bidentate ligands in asymmetric catalysis

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01784F, PerspectiveStefan Toma, Jana Csizmadiova, Maria Meciarova, Radovan Sebesta
Chiral ferrocene derivatives belong to privileged ligand classes for asymmetric transition metal catalysed reactions. Hetero-bidentate phosphane ligands are hybrid ligands, which combine properties of phosphorus with that of other donor...
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How big is a Cp? Novel cycloheptatrienyl zirconium complexes with tri-, tetra- and pentasubstituted cyclopentadienyl ligands

18 September, 2014 - 12:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01581A, PaperHeiko Bauer, Andreas Glockner, Alain C. Tagne Kuate, Sebastian Schafer, Yu Sun, Matthias Freytag, Matthias Tamm, Marc D. Walter, Helmut Sitzmann
An easily applicable concept of steric bulk quantification is being extended to very bulky cyclopentadienyl ligands with cycloheptatrienylzirconium sandwich complexes.
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Sodium thiosulfate-assisted synthesis of NiS2 nanostructure by using nickel(II)-Salen precursor: optical and magnetic properties

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02232G, PaperHossein Dehghani, raziyeh akbarzadeh, Fatemeh Behnoudnia
NiS2 nanostructure with a protective layer of Ni2+ and SO42- ions around it, has been successfully synthesized by using Ni(II)-Salen (Salen= N,N'-bissalicylideneethylenediamine) complex via a simple solvothermal approach and in...
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Transformation of a layered perovskite to a defect perovskite via cooperative Li-insertion and O/N substitution

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02335H, PaperJung-Mi Kim, Young-Il Kim, Chee-sung Park, Cheol-Hee Park
Defect perovskite oxynitrides containing lithium on the octahedral sites, i.e., Sr1-x(LixTa1-x)(O3.5-3x-3yN2y), were produced by the ammonolytic heating of a layered perovskite, Sr2Ta2O7, with Li2CO3. The above phase evolution involved the...
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Structural evolvement and thermoelectric properties of Cu3-xSnxSe3 compounds with diamond-like crystal structure

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01457J, PaperJing Fan, Walter Schnelle, Iryna Antonyshyn, Igor Veremchuk, Wilder Carrillo-Cabrera, Xun Shi, Yuri Grin, lidong chen
Polycrystalline samples of Cu3-xSnxSe3 were synthesized in the composition range x = 0.87-1.05. A compositionally induced evolvement from tetragonal via cubic to monoclinic crystal structures is observed, when the composition...
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Bis-tetradentate Complexes of Cd(II) and Hg(II) with N8 Coordination: Structural and NMR Comparisons of Tripodal Amine Ligands with Pyridyl and Imidazoyl Donors

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02435D, PaperEdith V. Bowers, Geoffrey S. Murphy, Stephanie N. Till, Christopher J. VandenBussche, Melissa M. Yaroschak, Robert D Pike, Ray Jay Butcher, Deborah Bebout
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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Family of Novel Mn3Ln4 Clusters Displaying Single-Molecular Magnet Behavior

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01816H, PaperHui Chen, Cheng-Bing Ma, Ming-Qiang Hu, Hui-Min Wen, Chengneng Chen
By using 3-Methyloxysalicylaldoxime (mosaoH2) and N-methyl diethanolamine (N-mdeaH2) as coligands, a family of heptanuclear Mn/Ln heterometallic compounds [MnIIMnIII2LnIII4(mosao)2(mosaoH)4(piv)4(N-mdea)4][round bullet, filled]xMeCN [Ln = Dy (1), Tb(2) and Y(3), pivH = pivalic acid] have...
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Controllable synthesis of Ni/SiO2 hollow spheres and excellent catalytic performance in 4-nitrophenol reduction

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02385D, Paperzhongyi niu, shenghua zhang, Yanbo Sun, shili gai, fei he, yunlu dai, lei li, piaoping yang
The high cost of noble metal nanoparticles used for catalytic reduction of 4-nitrophenol (4-NP) leads to the extensive study of Ni nanoparticles (NPs) for their low cost and magnetic properties....
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Distinguishable photovoltaic performance on dye-sensitized solar cells by using ruthenium sensitizers with a pair of isomeric ancillary ligands

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01832J, CommunicationBin Bin Ma, Yu-Xin Peng, Tao Tao, Wei Huang
A pair of isomeric ruthenium sensitizers BM1 and BM2, having TIP based ancillary ligands with a 9-phenylcarbazole tail at  or  position of the thiophene unit, shows distinguishable photovoltaic...
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Down- and Up-Converting Dual-Mode YPO4:Yb3+,Tb3+ Nanocrystals: Synthesis and Spectroscopic Properties

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02234C, PaperTomasz Grzyb, Rafael J Wiglusz, Aleksandra Gruszeczka, Stefan Lis
Tetragonal YPO4 nanocrystals doped with Yb3+ and Tb3+ ions were synthesized by 900 [degree]C annealing of precursors obtained with the co-precipitation method in the presence of glycerine. These materials exhibited...
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pH-induced Dy4 and Dy10 cluster-based 1D chains with different magnetic relaxation features

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02427C, PaperZhi-Lei Wu, Jie Dong, Wei-Yan Ni, Bo-Wen Zhang, Jian-Zhong Cui, Bin Zhao
Two novel tetra- and deca-nuclear dysprosium compounds, namely, [Dy4([small mu ]3-OH)2(L)10(bipy)2(H2O)2]n (1) and {[Dy10([small mu ]3-OH)8(L)22(bipy)2(H2O)2][round bullet, filled]5H2O}n (2) (L=3-Fluoro-4-(trifluoromethyl)benzoic acid; bipy=2,2'-bipyridine) have been successfully obtained by hydrothermal reaction at different pH. The solid state structures...
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Addition of C-C and C-H Bonds by Pincer-Iridium Complexes: a Combined Experimental and Computational Study

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02043J, PaperDavid A Laviska, Changjian Guan, Thomas J. Emge, Miles Wilklow-Marnell, William W. Brennessel, William Jones, Karsten Krogh-Jespersen, Alan S Goldman
We report that pincer-ligated iridium complexes undergo oxidative addition of the strained C-C bond of biphenylene. The sterically crowded species (tBuPCP)Ir (RPCP = [small kappa]3-1,3-C6H3(CH2PR2)2) initially reacts with biphenylene to selectively...
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Selective hydrolysis of oxidized insulin chain B by a Zr(IV)-substituted Wells-Dawson polyoxometalate

18 September, 2014 - 12:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT01477D, PaperAnnelies Sap, Gregory Absillis, Tatjana N. Parac-Vogt
The reactivity of a Zr(IV)-substituted Wells-Dawson POM towards the flexible 30-mer polypeptide, oxidized insulin chain B, was examined. Hydrolysis of the polypeptide has been achieved at physiological pH and temperature in a fast (0.45 h-1) and selective manner.
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Europium bis(dimethylsilyl)amides including mixed-valent Eu3[N(SiHMe2)2]6[[small mu ]-N(SiHMe2)2]2

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02411G, PaperReiner Anwander, Andre M. Bienfait, Christoph Schadle, Caecilia Maichle-moessmer, Karl W. Tornroos
Trivalent Eu[N(SiHMe2)2]3(THF)2 can easily be synthesized applying a routine salt metathesis protocol (EuCl3(THF)2 and 3 equiv. of Li[N(SiHMe2)2] in n-hexane) and crystallizes isotypically to its analogues of the rare-earth metal...
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Mechanism of Transition-Metal (Cu or Pd)-Catalyzed Synthesis of Benzimidazoles from Amidines: Theoretical Investigation

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT01944J, PaperJuan Li, Honghong Gu, Caihong Wu, Lijuan Du
In this study, the Cu(OAc)2- and [PdCl2(PhCN)2]-catalyzed syntheses of benzimidazoles from amidines were theoretically investigated using density functional theory calculations. For the Cu-catalyzed system, our calculations supported a four-step-pathway involving...
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Polymorphism Dependent Light Induced Spin Transition

18 September, 2014 - 12:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02421D, CommunicationIvan Salitros, Lukas Pogany, Mario Ruben, Roman Boca, Wolfgang Linert
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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A luminescent molecular turnstile

18 September, 2014 - 12:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02258K, PaperNicolas Zigon, Patrick Larpent, Abdelaziz Jouaiti, Nathalie Kyritsakas, Mir Wais Hosseini
Optical reading of the open and closed states of a molecular turnstile.
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Photophysics and non-linear absorption of Au(I) and Pt(II) acetylide complexes of a thienyl-carbazole chromophore

18 September, 2014 - 12:54

Dalton Trans., 2014, Advance Article
DOI: 10.1039/C4DT02123A, PaperSubhadip Goswami, Geoffrey Wicks, Aleksander Rebane, Kirk S. Schanze
Carbazole oligomers with Pt(II)- and Au(I)-acetylide end units exhibit non-linear absorption due to instantaneous two-photon absorption combined with triplet-triplet absorption.
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