Royal Society of Chemistry

Cluster-controlled dimerisation in supramolecular ruthenium photosensitizer-polyoxometalate systems

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,330-337
DOI: 10.1039/C4DT03017F, PaperKirsten Heussner, Katrin Peuntinger, Nils Rockstroh, Sven Rau, Carsten Streb
A metal oxide-triggered dimerisation reaction of Ru-photosensitizer complexes is reported which is triggered by hydroxide ions liberated during the re-arrangement of a molybdate cluster.
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[([small eta]5-C5Me5)Ru]+ fragments ligated to polyaromatic hydrocarbons: an experimental and computational approach to pathways for haptotropic migration

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,316-329
DOI: 10.1039/C4DT02736A, PaperMatias Rioja, Paul Hamon, Thierry Roisnel, Sourisak Sinbandhit, Mauricio Fuentealba, Karina Letelier, Jean-Yves Saillard, Andres Vega, Jean-Rene Hamon
DFT calculations indicated rather high activation energies for the thermally induced intramolecular inter-ring haptotropic migration of the [([small eta]5-C5Me5)Ru+] moiety.
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Hydration and ion pair formation in common aqueous La(III) salt solutions - a Raman scattering and DFT study

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,295-305
DOI: 10.1039/C4DT03003F, PaperWolfram W. Rudolph, Gert Irmer
Left hand side: Raman spectrum of a 0.622 mol L-1 La(ClO4)3(aq). Weak, polarized band at 343 cm-1 assigned to symmetric La-O stretch of [La(OH2)9]3+. Bands at 463 and 630 cm-1 due to ClO4-(aq). The inset shows the isotropic band in more detail. Right hand side: Structure of [La(OH2)9]3+ (symmetry D3).
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Iron(II) complexes featuring [small kappa]3- and [small kappa]2-bound PNP pincer ligands - the significance of sterics

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,281-294
DOI: 10.1039/C4DT02866J, PaperMathias Glatz, Bernhard Bichler, Matthias Mastalir, Berthold Stoger, Matthias Weil, Kurt Mereiter, Ernst Pittenauer, Gunter Allmaier, Luis F. Veiros, Karl Kirchner
A series of octahedral Fe(II) complexes of the type [Fe([small kappa]3-P,N,P-PNP)([small kappa]2-P,N-PNP)X]+ (X = Cl, Br) where PNP pincer ligands are coordinated both in a [small kappa]3-P,N,P- and [small kappa]2-P,N-fashion was prepared and characterized.
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Platinum(II) clovers targeting G-quadruplexes and their anticancer activities

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,50-53
DOI: 10.1039/C4DT02760D, CommunicationXiao-Hui Zheng, Qian Cao, Yi-Liang Ding, Yi-Fang Zhong, Ge Mu, Peter Z. Qin, Liang-Nian Ji, Zong-Wan Mao
The excellent anticancer activity of platinum(II) clovers is the result of a dual effect, inhibition of the telomerase activity and repression of oncogene expression.
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Highly emissive copper(I) complexes bearing diimine and bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,411-418
DOI: 10.1039/C4DT03176H, PaperMichihiro Nishikawa, Shota Sawamura, Aya Haraguchi, Jun Morikubo, Koichiro Takao, Taro Tsubomura
Highly emissive copper(I) complexes bearing 4,5-bis(diphenylphosphinomethyl)-2,2-dimethyl-1,3-dioxolane and 1,10-phenanthroline derivatives were newly synthesized. The quantum yields of the photoluminescence are up to 0.38.
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Multicolor (Vis-NIR) mesoporous silica nanospheres linked with lanthanide complexes using 2-(5-bromothiophen)imidazo[4,5-f][1,10]phenanthroline for in vitro bioimaging

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,237-246
DOI: 10.1039/C4DT02444C, PaperYing Liu, Lining Sun, Jinliang Liu, Yu-Xin Peng, Xiaoqian Ge, Liyi Shi, Wei Huang
Using the modified phenanthroline ligand, the multicolor mesoporous silica nanospheres linked with lanthanide complexes were synthesized and characterized, and the application for cell imaging has been studied.
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Heterogeneous catalytic properties of unprecedented [small mu ]-O-[FeTCPP]2 dimers (H2TCPP = meso-tetra(4-carboxyphenyl)porphyrin): an unusual superhyperfine EPR structure

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,213-222
DOI: 10.1039/C4DT02250E, PaperArkaitz Fidalgo-Marijuan, Gotzone Barandika, Begona Bazan, Miren Karmele Urtiaga, Edurne S. Larrea, Marta Iglesias, Luis Lezama, Maria Isabel Arriortua
Solvent accessible volume of the active catalyst [small mu ]-O-[FeTCPP]2[middle dot]nDMF dimer revealing an unusual superhyperfine EPR structure.
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Recent developments in out-of-plane metallocorrole chemistry across the periodic table

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,30-36
DOI: 10.1039/C4DT02277G, FrontierHeather L. Buckley, John Arnold
This article presents a brief review of recent developments in metallocorrole chemistry, with a focus on species with significant displacement of the metal from the N4 plane of the corrole ring.
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A cheap and facile route to synthesize monodisperse magnetic nanocrystals and their application as MRI agents

Dalton Transactions - 8 December, 2014 - 07:54

Dalton Trans., 2015, 44,247-253
DOI: 10.1039/C4DT02425G, PaperGuixin Yang, Fei He, Ruichan Lv, Shili Gai, Ziyong Cheng, Yunlu Dai, Piaoping Yang
Monodisperse MnFe2O4 and CoFe2O4 nanocrystals (NCs) were synthesized by a facile thermal decomposition strategy, using very cheap polyisobutylene succimide and paraffin oil as a surfactant and solvent which was used as the effective T2 contrast agent for MRI.
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Amino acid-linked porphyrin-nitroimidazole antibiotics targeting Porphyromonas gingivalis

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,98-109
DOI: 10.1039/C4OB01841A, PaperSimon A. Dingsdag, Benjamin C-M. Yap, Neil Hunter, Maxwell J. Crossley
Amino acid-linked porphyrin-nitroimidazole adducts, as potent as metronidazole, are highly selective for Porphyromonas gingivalis.
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A domino reaction of tetrahalo-7,7-dimethoxybicyclo[2.2.1]heptenyl alcohols leading to indenones and a de novo synthesis of ninhydrin derivatives

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,299-308
DOI: 10.1039/C4OB01977F, PaperKaki Raveendra Babu, Faiz Ahmed Khan
An acid mediated synthesis of indenones and a de novo synthesis of ninhydrin derivatives.
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Evaluation of a focused virtual library of heterobifunctional ligands for Clostridium difficile toxins

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,283-298
DOI: 10.1039/C4OB01838A, PaperCarlos A. Sanhueza, Jonathan Cartmell, Amr El-Hawiet, Adam Szpacenko, Elena N. Kitova, Rambod Daneshfar, John S. Klassen, Dean E. Lang, Luiz Eugenio, Kenneth K.-S. Ng, Pavel I. Kitov, David R. Bundle
Higher activity glycopeptoid ligands for two large Clostridium difficile toxins TcdA and TcdB were discovered via modular fragment-based design and virtual screening.
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Copper-catalyzed regioselective synthesis of furan via tandem cycloaddition of ketone with an unsaturated carboxylic acid under air

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,309-314
DOI: 10.1039/C4OB01320D, PaperMonoranjan Ghosh, Subhajit Mishra, Kamarul Monir, Alakananda Hajra
A catalytic decarboxylative annulation has been developed for the regioselective synthesis of furans by the cycloaddition of ketones with [small alpha],[small beta]-unsaturated carboxylic acids in ambient air.
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Cationic azacryptands as selective three-way DNA junction binding agents

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,215-222
DOI: 10.1039/C4OB01846J, PaperJana Novotna, Aurelien Laguerre, Anton Granzhan, Marc Pirrotta, Marie-Paule Teulade-Fichou, David Monchaud
Azacryptands are promising candidates for assessing the therapeutic potential of three-way DNA junctions.
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Corrin-based chemosensors for the ASSURED detection of endogenous cyanide

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,14-17
DOI: 10.1039/C4OB01889C, PerspectiveFelix Zelder, Lucas Tivana
Cassava (Manihot esculenta Crantz) is a staple food for more than 500 million people, especially in Africa and South America.
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Synthesis of PS/PO-chimeric oligonucleotides using mixed oxathiaphospholane and phosphoramidite chemistry

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,269-276
DOI: 10.1039/C4OB01837K, PaperEwa Radzikowska, Janina Baraniak
Chimeric oligonucleotides containing stereoregular phosphorothioate and natural phosphodiester linkages have been obtained on the solid phase support using nucleoside oxathiaphospholanes and commercially available nucleoside phosphoramidites.
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Synthesis of novel symmetrical 2-oxo-spiro[indole-3,4[prime or minute]-pyridines] by a reaction of oxindoles with 1,2-diaza-1,3-dienes

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,277-282
DOI: 10.1039/C4OB01959H, PaperOrazio A. Attanasi, Linda A. Campisi, Lucia De Crescentini, Gianfranco Favi, Fabio Mantellini
Synthesis of symmetrical 2-oxo-spiro[indole-3,4[prime or minute]-pyridines]: a novel example of spirocyclic oxindoles bearing a quaternary centre at the 3-position.
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Improving catalyst activity in secondary amine catalysed transformations

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,133-141
DOI: 10.1039/C4OB01916D, PaperJohn B. Brazier, Timothy J. K. Gibbs, Julian H. Rowley, Leopold Samulis, Sze Chak Yau, Alan R. Kennedy, James A. Platts, Nicholas C. O. Tomkinson
Improved catalytic efficiency has been observed in the Diels-Alder cycloaddition by modification of the imidazolidinone architecture.
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Synthesis of highly functionalized C60 fullerene derivatives and their applications in material and life sciences

Org. and Biomol. Chem. - 7 December, 2014 - 20:17

Org. Biomol. Chem., 2015, 13,25-54
DOI: 10.1039/C4OB01663G, Review ArticleOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Weibo Yan, Stefan M. Seifermann, Philippe Pierrat, Stefan Brase
Highly functionalized fullerenes can be efficiently constructed by various techniques.
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