Royal Society of Chemistry

Efficient and persistent cold cathode emission from CuPc nanotubes: a joint experimental and simulation investigation

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9260-9266
DOI: 10.1039/C4DT00300D, PaperUttam Kumar Ghorai, Swati Das, Subhajit Saha, Nilesh Mazumder, Dipayan Sen, Kalyan Kumar Chattopadhyay
Experimentally observed excellent cold cathode emission characteristics of chemically synthesized CuPc nanotubes and theoretical justifications via finite element method simulation.
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Restraining the motion of a ligand for modulating the structural phase transition in two isomorphic polar coordination polymers

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9008-9011
DOI: 10.1039/C4DT00675E, CommunicationBao-Ying Wang, Wei-Jian Xu, Wei Xue, Rui-Biao Lin, Zi-Yi Du, Dong-Dong Zhou, Wei-Xiong Zhang, Xiao-Ming Chen
A structural phase transition induced by ligand motion was found and tuned in two new polar coordination polymers, providing a new clue for modulating phase transition behaviour in known materials.
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Constructing bis(porphyrinato) rare earth double-decker complexes involving N-confused porphyrin

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9152-9157
DOI: 10.1039/C4DT00216D, PaperYuehong Zhang, Wei Cao, Kang Wang, Jianzhuang Jiang
The first sandwich-type heteroleptic bis(porphyrinato) rare earth complexes involving N-confused porphyrin ligand in the form of MIII(HNTClPP)(TBPP) (M = La, Pr) (1, 2) have been prepared and structurally characterized.
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Unexpected bond activations promoted by palladium nanoparticles

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9038-9044
DOI: 10.1039/C3DT53649A, PaperA. M. Lopez-Vinasco, I. Favier, C. Pradel, L. Huerta, I. Guerrero-Rios, E. Teuma, M. Gomez, E. Martin
The partial cleavage of C-S and C-P bonds for thioether-phosphines is favoured during PdNP formation in the presence of dihydrogen.
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Photoluminescence and EPR studies on Fe3+ doped ZnAl2O4: an evidence for local site swapping of Fe3+ and formation of inverse and normal phase

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9313-9323
DOI: 10.1039/C4DT00741G, PaperNimai Pathak, Santosh K. Gupta, Kaushik Sanyal, Mithlesh Kumar, R. M. Kadam, V. Natarajan
Considering that ZnAl2O4 spinel has two different sites (octahedral and tetrahedral) and its properties change with dopant ion distribution among these two sites; ZnAl2O4 doped with varied concentrations of Fe3+ was synthesized by a low temperature sol-gel combustion method.
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Photocatalytic degradation of organic dyes by La3+/Ce3+-H3PW12O40 under different light irradiation

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9061-9069
DOI: 10.1039/C4DT00402G, PaperTaohai Li, Quanguo Li, Jing Yan, Feng Li
La3+-H3PW12O40 and Ce3+-H3PW12O40 photocatalysts were synthesized by the PEG-1000 assisted hydrothermal method. These prepared photocatalysts exhibited highly efficient light-driven photocatalytic activity for the degradation of dyes (MO and RhB) under UV- and visible light irradiation.
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9-Fluorenemethanol: an internal electron donor to fine tune olefin polymerization activity

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9143-9151
DOI: 10.1039/C4DT00793J, PaperEdwin S. Gnanakumar, Eswara Rao Chokkapu, Shrikant Kunjir, T. G. Ajithkumar, P. R. Rajamohanan, Debashis Chakraborty, Chinnakonda S. Gopinath
MgCl2[middle dot]n9FM[middle dot]xEtOH, with 9-fluorenemethanol (9FM) as an internal electron donor, was used as a support for a polyolefin catalyst. The catalyst system could be fine-tuned towards the desired activity and polymer properties.
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Octanuclear [NiII4LnIII4] complexes. Synthesis, crystal structures and magnetocaloric properties

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9136-9142
DOI: 10.1039/C4DT00515E, PaperTraian D. Pasatoiu, Alberto Ghirri, Augustin M. Madalan, Marco Affronte, Marius Andruh
Slow sorption of atmospheric CO2 yielded a [NiII4GdIII4] complex with a significant magnetocaloric effect in the 1-20 K temperature range.
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Yttrium and lanthanide complexes of [small beta]-dialdehydes: synthesis, characterization, luminescence and electrochemistry of coordination compounds with the conjugate base of bromomalonaldehyde

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9303-9312
DOI: 10.1039/C4DT00644E, PaperMarco Bortoluzzi, Dario Battistel, Stefania Roppa, Salvatore Daniele, Alvise Perosa, Francesco Enrichi
Group 3 and lanthanide bromomalonaldehyde-complexes were synthesized. Eu(III) complexes showed a redox process, which allowed the photoluminescence tuning.
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Dinuclear magnesium, zinc and aluminum complexes supported by bis(iminopyrrolide) ligands: synthesis, structures, and catalysis toward the ring-opening polymerization of [varepsilon]-caprolactone and rac-lactide

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9126-9135
DOI: 10.1039/C4DT00431K, PaperWei-Li Kong, Zhong-Xia Wang
Dinuclear magnesium, zinc and aluminum complexes bearing bis(iminopyrrolide) ligands show good activity for the controlled polymerization of [varepsilon]-CL and rac-LA.
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Rapid synthesis, structure and photocatalysis of pure bismuth A-site perovskite of Bi(Mg3/8Fe2/8Ti3/8)O3

Dalton Transactions - 3 June, 2014 - 08:54

Dalton Trans., 2014, 43,9255-9259
DOI: 10.1039/C3DT53621A, PaperWenjuan Zhang, Jun Chen, Xiaoxin An, Qi Wang, Longlong Fan, Fangfang Wang, Jinxia Deng, Ranbo Yu, Xianran Xing
Pure bismuth A-site perovskite Bi(Mg3/8Fe2/8Ti3/8)O3 particles were prepared by a sample molten salt synthesis.
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Synthesis and antimalarial activity of prodigiosenes

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4132-4142
DOI: 10.1039/C3OB42548G, PaperEstelle Marchal, Deborah A. Smithen, Md. Imam Uddin, Andrew W. Robertson, David L. Jakeman, Vanessa Mollard, Christopher D. Goodman, Kristopher S. MacDougall, Sherri A. McFarland, Geoffrey I. McFadden, Alison Thompson
Dibutyl tin complexes of prodigiosenes exhibit nanomolar IC50 values against 3D7 Plasmodium falciparum, with general toxicity demonstrably lower than that of the natural product.
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Versatile post-functionalization of the external shell of cowpea chlorotic mottle virus by using click chemistry

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4065-4069
DOI: 10.1039/C4OB00505H, CommunicationC. A. Hommersom, B. Matt, A. van der Ham, J. J. L. M. Cornelissen, N. Katsonis
We present the modification of the outer protein shell of cowpea chlorotic mottle virus (CCMV) with linear and strained alkyne groups for post-functionalization by click chemistry.
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Improving alkynyl(aryl)iodonium salts: 2-anisyl as a superior aryl group

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4156-4162
DOI: 10.1039/C4OB00556B, PaperOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.David J. Hamnett, Wesley J. Moran
This article describes the effects of varying this iodoarene building block on the synthesis, reactivity and stability of these salts.
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A versatile synthesis of "tafuramycin A": a potent anticancer and parasite attenuating agent

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4260-4264
DOI: 10.1039/C4OB00842A, PaperIbrahim M. El-Deeb, Faith J. Rose, Peter C. Healy, Mark von Itzstein
An improved and versatile synthesis of tafuramycin A, a potent anticancer and parasite-attenuating agent, is reported.
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A model study for tethering of (bio)active molecules to biomaterial surfaces through arginine

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4089-4092
DOI: 10.1039/C4OB00160E, CommunicationF. Taraballi, L. Russo, C. Battocchio, G. Polzonetti, F. Nicotra, L. Cipolla
A new approach for tethering of bioactive molecules to proteins via arginine side chains is proposed.
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Synthesis and complexation study of new ExTTF-based hosts for fullerenes

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4117-4123
DOI: 10.1039/C3OB42477D, PaperHassan Iden, Frederic-Georges Fontaine, Jean-Francois Morin
New exTTF-based hosts with different linkers have been prepared and their ability to complex fullerenes was studied in diluted solution using various solvents.
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Investigating peptide sequence variations for 'double-click' stapled p53 peptides

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4074-4077
DOI: 10.1039/C4OB00742E, CommunicationYu Heng Lau, Peterson de Andrade, Niklas Skold, Grahame J. McKenzie, Ashok R. Venkitaraman, Chandra Verma, David P. Lane, David R. Spring
Evaluating the influence of staple position, azido amino acid side-chain length and point mutation on the activity of 'double-click' stapled p53 peptides.
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Carbonate phosphonium salts as catalysts for the transesterification of dialkyl carbonates with diols. The competition between cyclic carbonates and linear dicarbonate products

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4143-4155
DOI: 10.1039/C4OB00655K, PaperMaurizio Selva, Alessio Caretto, Marco Noe, Alvise Perosa
Methylcarbonate and bicarbonate methyltrioctylphosphonium salts were excellent catalysts for the transesterification of dialkyl carbonates with diols: cyclic or linear carbonates are obtained.
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A Pd-catalyzed cascade reaction of N-H insertion and oxidative dehydrogenative aromatization: a new entry to 2-amino-phenols

Org. and Biomol. Chem. - 2 June, 2014 - 22:54

Org. Biomol. Chem., 2014, 12,4084-4088
DOI: 10.1039/C4OB00652F, CommunicationDong Ding, Xiaobing Lv, Jian Li, Lin Qiu, Guangyang Xu, Jiangtao Sun
A palladium-catalyzed cascade reaction of N-H insertion and oxidative dehydrogenative aromatization under an air atmosphere has been developed under relatively mild conditions.
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