Dalton Transactions

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Stable Mn2+, Cu2+ and Ln3+ complexes with cyclen-based ligands functionalized with picolinate pendant arms

17 February, 2015 - 02:54

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C4DT02985B, PaperAurora Rodriguez-Rodriguez, Zoltan Garda, Erika Ruscsak, David Esteban-Gomez, Andres de Blas, Teresa Rodriguez-Blas, Luis M. P. Lima, Maryline Beyler, Raphael Tripier, Gyula Tircso, Carlos Platas-Iglesias
Cyclen-based ligands containing two picolinate pendant arms form Gd3+ complexes remarkably stable and inert with respect to metal ion dissociation.
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6-Methoxy-5-phosphaphenanthrene: a molecule with an unreactive P[double bond, length as m-dash]C double bond

17 February, 2015 - 02:54

Dalton Trans., 2015, 44,3717-3719
DOI: 10.1039/C4DT03972F, CommunicationLili Wang, Zhihua Wang, Qiuyan Wang, Zheng Duan, Francois Mathey
A multi-step synthesis of the title compound has been devised.
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Group VI metal complexes of tris(diphenylphosphinomethyl)phenylborate: modulation of ligand donation via coordination of M(CO)3 units at the borate phenyl substituent

17 February, 2015 - 02:54

Dalton Trans., 2015, 44,3737-3744
DOI: 10.1039/C4DT03857F, PaperPaul J. Fischer, Alexander B. Weberg, Trent D. Bohrmann, Hanyue Xu, Victor G. Young
Modulation of tris(diphenylphosphinomethyl)phenylborate donation to [small kappa]3-phosphine-bound fragments is inductively achieved by the coordination of 12-electron M(CO)3 fragments at the borate phenyl substituent.
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Synthesis, structural characterization and thermal properties of copper and silver silyl complexes

17 February, 2015 - 02:54

Dalton Trans., 2015, 44,3817-3828
DOI: 10.1039/C4DT03770G, PaperMichael J. Sgro, Warren E. Piers, Patricio E. Romero
A series of copper and silver-silyl complexes containing N-heterocyclic carbene or N-donor ligands were synthesized and characterized in the solid state. A number of different structural forms were observed and many compounds were shown to be volatile.
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Complex magnetic behaviour of Sr2CoNb1-xTixO6 (0 [less-than-or-equal] x [less-than-or-equal] 0.5) as a result of a flexible microstructure

17 February, 2015 - 02:54

Dalton Trans., 2015, 44,3801-3810
DOI: 10.1039/C4DT03112A, PaperMaria Teresa Azcondo, Julio Romero de Paz, Khalid Boulahya, Clemens Ritter, Flaviano Garcia-Alvarado, Ulises Amador
We report the rich magnetic behaviour of Sr2CoNb1-xTixO6 (0 [less-than-or-equal] x [less-than-or-equal] 0.5) oxides as a result of their complex microstructure.
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An N-heterocyclic carbene phenanthroline ligand: synthesis, multi-metal coordination and spectroscopic studies

17 February, 2015 - 02:54

Dalton Trans., 2015, 44,3728-3736
DOI: 10.1039/C4DT03086A, PaperAlyssa A. Webster, Shyamal K. K. Prasad, Justin M. Hodgkiss, John O. Hoberg
Dimetal complexes of a new N-heterocyclic carbene/phenanthroline ligand have been synthesized.
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A highly stable indium phosphonocarboxylate framework as a multifunctional sensor for Cu2+ and methylviologen ions

17 February, 2015 - 02:54

Dalton Trans., 2015, 44,3794-3800
DOI: 10.1039/C4DT03502J, PaperWenyan Dan, Xiaofeng Liu, Mingli Deng, Yun Ling, Zhenxia Chen, Yaming Zhou
An indium phosphonocarboxylate framework (InPCF-1) with a novel 3,4,5-connected topology was synthesized, which serves as a selective and sensitive sensor for Cu2+ and MV2+ ions.
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A porous ZnGaNO photoanode for efficient water oxidation modified by a Co-based electrocatalyst

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3856-3861
DOI: 10.1039/C4DT03736G, PaperS. C. Yan, Z. G. Zou
Porous ZnGaNO microrods were synthesized by a single crystal internal decomposition route, and exhibited high performance in photoelectrochemical water splitting due to the high specific area and short charge transfer distance of the microstructure.
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Cobalt(III)porphyrin to target G-quadruplex DNA

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3701-3707
DOI: 10.1039/C4DT03631J, PaperLaurent Sabater, Pei-Ju Fang, Chi-Fon Chang, Aurore De Rache, Enora Prado, Jerome Dejeu, Antonio Garofalo, Jung-Hsin Lin, Jean-Louis Mergny, Eric Defrancq, Genevieve Pratviel
A bulky cationic cobalt(III) porphyrin carrying two water molecules as axial ligands interacts in a [small pi]-stacking like mode with the 5[prime or minute]-external guanine quartet of G-quadruplex DNA.
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A cyclodiphosphazane based pincer ligand, [2,6-{[small mu ]-(tBuN)2P(tBuHN)PO}2C6H3I]: NiII, PdII, PtII and CuI complexes and catalytic studies

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3785-3793
DOI: 10.1039/C4DT02810D, PaperGuddekoppa S. Ananthnag, Joel T. Mague, Maravanji S. Balakrishna
Pincer complexes derived from difunctional cyclodiphosphazanes and their multimetallic macrocycles and catalytic studies have been described.
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One-dimensional lanthanide coordination polymers: synthesis, structures, and single-ion magnetic behaviour

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3764-3772
DOI: 10.1039/C4DT03458A, PaperHung-Kai Feng, Po-Jung Huang, Hui-Lien Tsai
The one-dimensional Dy coordination polymer displays a single-ion magnetic behaviour with a narrow distribution of relaxation under a dc field.
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Synthesis and spectroscopic properties of luminescent tantalum(V)-[small beta]-diketonate complexes and their use as optical sensors and the preparation of nanostructured Ta2O5

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3829-3836
DOI: 10.1039/C4DT03548H, PaperAna P. Ramos, Dayane C. O. dos Reis, Rafael R. Pereira, Luis G. Dias, Rogeria R. Goncalves
This work proposes a simple and inexpensive method to prepare a new series of [small beta]-diketonate-tantalum complexes.
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Encapsulation of a Ni salen complex in zeolite Y: an experimental and DFT study

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3753-3763
DOI: 10.1039/C4DT03554B, PaperArchana Choudhary, Bidisa Das, Saumi Ray
A planar diamagnetic Ni-complex when encapsulated in zeolite Y adopts a nonplanar geometry and shows a pragmatic change in its magnetic properties.
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[small beta]-NaGdF4 nanotubes: one-pot synthesis and luminescence properties

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3745-3752
DOI: 10.1039/C4DT03619K, PaperQi Zhao, Baiqi Shao, Wei Lu, Wenzhen Lv, Mengmeng Jiao, Lingfei Zhao, Hongpeng You
Hexagonal-phase NaGdF4 nanotubes were successfully fabricated through a template- and catalyst-free method in a hydrothermal environment.
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Unprecedented structural variations in trinuclear mixed valence Co(II/III) complexes: theoretical studies, pnicogen bonding interactions and catecholase-like activities

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3862-3876
DOI: 10.1039/C4DT03446E, PaperAlokesh Hazari, Lakshmi Kanta Das, Ramakant M. Kadam, Antonio Bauza, Antonio Frontera, Ashutosh Ghosh
Cis-trans configurational changes of trinuclear mixed valence Co(II/III) complexes of a Schiff base ligand and an unusual structure with its reduced form are reported.
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Inter-ligand azo (N[double bond, length as m-dash]N) unit formation and stabilization of a Co(II)-diradical complex via metal-to-ligand d[small pi]-p[small pi]* back donation: synthesis, characterization, and theoretical study

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3724-3727
DOI: 10.1039/C4DT03214D, CommunicationRicha Rakshit, Samir Ghorai, Amrit Sarmah, Archana Tiwari, Ram Kinkar Roy, Chandan Mukherjee
Ligand H2Rich(AP)N3 provided a diradical-containing Co(II) complex via an inter-ligand azo (N[double bond, length as m-dash]N) bond formation.
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Photoinduced interactions of two dirhodium complexes with d(GTCGAC)2 probed by 2D NOESY

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3640-3646
DOI: 10.1039/C4DT03119A, PaperAlycia M. Palmer, Jessica D. Knoll, Claudia Turro
2D 1H-1H NOESY reveals that irradiation of cis-H,H-[Rh2(HNOCCH3)2(dppz)(CH3CN)4]2+ results in covalent binding and end-capping of the complex to d(GTCGAC)2.
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Redox-active and DNA-binding coordination complexes of clotrimazole

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3673-3685
DOI: 10.1039/C4DT02883J, PaperSoledad Betanzos-Lara, Nikola P. Chmel, Matthew T. Zimmerman, Lidia R. Barron-Sosa, Claudio Garino, Luca Salassa, Alison Rodger, Julia L. Brumaghim, Isabel Gracia-Mora, Norah Barba-Behrens
The coordination compounds bind to DNA by two different binding modes depending on the concentration, sequence of the DNA, and the structure of the complex.
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Bifunctional Zn(II) complexes for recognition of non-canonical thymines in DNA bulges and G-quadruplexes

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3708-3716
DOI: 10.1039/C4DT03004D, PaperKevin E. Siters, Stephanie A. Sander, Jason R. Devlin, Janet R. Morrow
The aromatic pendent groups of Zn(II) tetraazamacrocyclic complexes were varied to study their role in the recognition of non-canonical thymines in a DNA bulge and in the human telomeric G-quadruplex.
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Mono- and dinuclear metal complexes containing the 1,5,9-triazacyclododecane ([12]aneN3) unit and their interaction with DNA

15 February, 2015 - 02:17

Dalton Trans., 2015, 44,3664-3672
DOI: 10.1039/C4DT02713B, PaperAlfredo Medina-Molner, Melanie Rohner, Devaraj Pandiarajan, Bernhard Spingler
It takes two to tango: Only the dinuclear but not the mononuclear metal complexes of triazacyclododecane ([12]aneN3) were able to induce the Z-DNA of poly d(GC).
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