Dalton Transactions

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Gas adsorption properties of highly porous metal-organic frameworks containing functionalized naphthalene dicarboxylate linkers

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18017-18024
DOI: 10.1039/C4DT02300E, PaperJaeung Sim, Haneul Yim, Nakeun Ko, Sang Beom Choi, Youjin Oh, Hye Jeong Park, SangYoun Park, Jaheon Kim
Functionalization of a metal-organic framework with amino, nitro, or benzyloxy groups is effective for increasing volumetric H2 or CO2 uptake capacity.
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Room temperature synthesis of Bi25FeO39 and hydrothermal kinetic relations between sillenite- and distorted perovskite-type bismuth ferrites

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18010-18016
DOI: 10.1039/C4DT01825G, PaperArmandina M. L. Lopes, Joao P. Araujo, Stanislav Ferdov
Sillentite-type Bi25FeO39 is synthesized at room temperature and its kinetic relations with rombohedrally distorted perovskite-type BiFeO3 are revealed.
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RuIII(EDTA) mediated S-nitrosylation of cysteine by nitrite

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18042-18046
DOI: 10.1039/C4DT02628D, PaperDebabrata Chatterjee, Namita Jaiswal, Matthias Schmeisser, Rudi van Eldik
The [RuIII(EDTA)(SCy)]2- complex (EDTA4- = ethylenediaminetetraacetate; CySH = cysteine) reacts with the nitrite ion to produce the S-nitrosylated product, the [RuIII(EDTA)(SNOCy)]- ion at pH 4.5.
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Crystal structures and magnetic properties of chiral heterobimetallic chains based on the dicyanoruthenate building block

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18047-18055
DOI: 10.1039/C4DT02518K, PaperJing Ru, Feng Gao, Min-Xia Yao, Tao Wu, Jing-Lin Zuo
Two pairs of 1D enantiomers based on the dicyanoruthenate building block were prepared and characterized. Compounds 1-(RR) and 1-(SS) show metamagnetic behavior with a critical field of about 7.2 kOe at 1.9 K.
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Alkali metal salts of formazanate ligands: diverse coordination modes as a result of the nitrogen-rich [NNCNN] ligand backbone

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18035-18041
DOI: 10.1039/C4DT02578D, PaperRaquel Travieso-Puente, Mu-Chieh Chang, Edwin Otten
Alkali-metal salts of formazanates are synthesized and their structures in the solid state and in solution are determined. Due to the nitrogen-rich [NNCNN] ligand backbone, complexes with large structural diversity are obtained.
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Heterodinuclear (Sm, Tb) lanthanide pivalates with heterocyclic N-donors: synthesis, structure, thermal behavior, and magnetic and photoluminescence properties

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18104-18116
DOI: 10.1039/C4DT02590C, PaperIrina G. Fomina, Zhanna V. Dobrokhotova, Andrey B. Ilyukhin, Valery I. Zhilov, Artem S. Bogomyakov, Andrey A. Antoshkov, Yury S. Zavorotny, Vasilisa I. Gerasimova, Vladimir M. Novotortsev, Igor L. Eremenko
The PL color evidently changes from red at 300 K to bright green at 77 K.
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Molecular structure and spectroscopic properties of a nickel-bridged {Ni(Ph3P)}2([small mu ]2-[small eta]2, [small eta]2-C60)2 dimer

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17920-17923
DOI: 10.1039/C4DT02161D, CommunicationDmitri V. Konarev, Sergey I. Troyanov, Yoshiaki Nakano, Akihiro Otsuka, Hideki Yamochi, Gunzi Saito, Rimma N. Lyubovskaya
A nickel-bridged fullerene dimer, {Ni(Ph3P)}2([small mu ]2-[small eta]2, [small eta]2-C60)2, was obtained and studied by X-ray crystallography. Optical and EPR spectra indicated a zero-valent state of Ni and no charge transfer from Ni to C60.
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A photochromic naphthalene diimide coordination network sensitized by polyoxometalates

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17908-17911
DOI: 10.1039/C4DT02641A, CommunicationJian-Jun Liu, Yao Wang, Yu-Jian Hong, Mei-Jin Lin, Chang-Cang Huang, Wen-Xin Dai
A polyoxometalate-sensitized photochromic naphthalene diimide coordination network has been assembled under the cooperative effect of anion-[small pi] and coordination interactions.
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Self-assembly of a M4L6 complex with unexpected S4 symmetry

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17889-17892
DOI: 10.1039/C4DT02754J, CommunicationChandan Giri, Filip Topic, Prasenjit Mal, Kari Rissanen
In a one-pot reaction 1,4-diaminobenzene and 2-formylpyridine, as the reacting subcomponents, self-assemble to a small supramolecular M4L6 pseudo-tetrahedron with unexpected S4 symmetry in the presence of Fe(II) ions.
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Geometric and electronic structure of a peroxomanganese(III) complex supported by a scorpionate ligand

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17949-17963
DOI: 10.1039/C4DT02483D, PaperHannah E. Colmer, Robert A. Geiger, Domenick F. Leto, Gayan B. Wijeratne, Victor W. Day, Timothy A. Jackson
A peroxomanganese(III) species with a scorpionate (Tp) ligand is characterized by X-ray crystallography, electron paramagnetic resonance, and magnetic circular dichroism spectroscopy, revealing a distinct electronic structure.
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Encapsulation of large dye molecules in hierarchically superstructured metal-organic frameworks

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17893-17898
DOI: 10.1039/C4DT02516D, CommunicationYanfeng Yue, Andrew J. Binder, Ruijing Song, Yuanjing Cui, Jihua Chen, Dale K. Hensley, Sheng Dai
A perturbation assisted nanofusion technique to construct hierarchically superstructured MOFs was reported. In particular, the mesopores in the MOF structure enabled the confinement of large dye species, resulting in fluorescent dye@MOF composite materials.
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Controlled synthesis and characterization of the elusive thiolated Ag55 cluster

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17904-17907
DOI: 10.1039/C4DT02476A, CommunicationIndranath Chakraborty, Shrabani Mahata, Anuradha Mitra, Goutam De, Thalappil Pradeep
A stable, Ag55 cluster protected with 4-(tert-butyl)benzyl mercaptan (BBSH) was synthesized through a solid state route.
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Site-sensitive energy transfer modes in Ca3Al2O6: Ce3+/Tb3+/Mn2+ phosphors

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,18134-18145
DOI: 10.1039/C4DT01587H, PaperJilin Zhang, Yani He, Zhongxian Qiu, Weilu Zhang, Wenli Zhou, Liping Yu, Shixun Lian
Ca3Al2O6: Ce3+/Tb3+/Mn2+ phosphors exhibit different energy transfer modes and efficiencies from Ce3+ on diverse sites to Tb3+ or Mn2+.
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Structure, stability and photocatalytic H2 production by Cr-, Mn-, Fe-, Co-, and Ni-substituted decaniobate clusters

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17928-17933
DOI: 10.1039/C4DT02020K, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Jung-Ho Son, Jiarui Wang, William H. Casey
Among the series of early transition-metal-substituted decaniobate ions synthesized and characterized in this paper, Co- or Ni-substituted decaniobates showed enhanced photocatalytic H2-evolution activity compared to others.
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Isolation of a uranium(III) benzophenone ketyl radical that displays redox-active ligand behaviour

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17885-17888
DOI: 10.1039/C4DT01636J, CommunicationEllen M. Matson, John J. Kiernicki, Nickolas H. Anderson, Phillip E. Fanwick, Suzanne C. Bart
The first uranium(III) charge separated ketyl radical complex, Tp*2U(OC[middle dot]Ph2), has been isolated and acts as a potent two-electron reductant with reducing equivalents derived from both uranium and the redox-active benzophenone.
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Copper(I)- and copper(0)-promoted homocoupling and homocoupling-hydrodehalogenation reactions of dihalogenoclathrochelate precursors for C-C conjugated iron(II) bis-cage complexes

20 November, 2014 - 03:17

Dalton Trans., 2014, 43,17934-17948
DOI: 10.1039/C4DT01557F, PaperOleg A. Varzatskii, Sergey V. Shul'ga, Alexander S. Belov, Valentin V. Novikov, Alexander V. Dolganov, Anna V. Vologzhanina, Yan Z. Voloshin
Iron(II) dibromo- and diiodoclathrochelates undergo copper(I)-promoted reductive homocoupling to C-C conjugated dibromo- and diiodo-bis-clathrochelates.
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Influence of the binding of reduced NAMI-A to human serum albumin on the pharmacokinetics and biological activity

18 November, 2014 - 02:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02865A, PaperVojtech Novohradsky, Alberta Bergamo, Moreno Cocchietto, Juraj Zajac, Viktor Brabec, Giovanni Mestroni, Gianni Sava
NAMI-A is a ruthenium-based drug endowed with the unique property of targeting selectively solid tumour metastases. Although two clinical studies had already been completed, very poor information exists on the...
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Aromatic C-nitrosation by a Copper(II)-nitrosyl complex

18 November, 2014 - 02:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02689F, PaperBiplab Mondal, Kanhu Charan Rout
Copper(II) complex of 4-amino-3-hydroxy-1-sulphonic acid was synthesized and characterized. Upon addition of nitric oxide, the copper(II) center of the complex in methanol was found to undergo reduction through unstable copper(II)-nitrosyl...
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4-(4-Carboxyphenoxy)phthalate-based coordination polymers and application in sensing nitrobenzene

18 November, 2014 - 02:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT02762K, PaperJie-hui Yu, Ji-Qing Xu, Ping Zhang, Yanning Wang
Under the hydro(solvo)thermal conditions, two 4-(4-carboxyphenoxy)phthalate-based three-dimensional (3-D) coordination polymers (CPs) [Cd3(cpph)2(bpa)2(H2O)]0.5H2O (cpph = 4-(4-carboxyphenoxy)phthalate, bpa = 1,2-bis(4-pyridyl)ethane) 1, and [H2(bpp)][Mn2(cpph)2(H2O)2] (bpp = 1,2-bis(4-piperadyl)propane) 2 were isolated. In both compounds,...
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Transmetalation from B to Rh in the course of the catalytic asymmetric 1,4-addition reaction of phenylboronic acid to enones: A computational comparison of diphosphane and diene ligands

18 November, 2014 - 02:54
Dalton Trans., 2014, Accepted Manuscript
DOI: 10.1039/C4DT03147D, PaperYougui Li, Gang He, Hua-Li Qin, Eric A B Kantchev
Transmetalation is a key elementary reaction of many important catalytic reactions. Among those, the 1,4-addition of arylboronic acids to organic acceptors such as ,-unsaturated ketones has emerged as one of...
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