Chem. Commun.

Syndicate content RSC - Chem. Commun. latest articles
RSC - Chem. Commun. latest articles
Updated: 1 day 11 hours ago

A nickel dimethyl glyoximato complex to form nickel based nanoparticles for electrocatalytic H2 production

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13514-13516
DOI: 10.1039/C4CC05355A, CommunicationStephanie Cherdo, Sanae El Ghachtouli, Marie Sircoglou, Francois Brisset, Maylis Orio, Ally Aukauloo
Mechanistic insights into the electrochemical alteration of NiII(DMGBF2)2 into Ni-based nanoparticles showing electrocatalytic HER activity are provided based on experimental and theoretical studies.
The content of this RSS Feed (c) The Royal Society of Chemistry

N-Methylation of amine and nitro compounds with CO2/H2 catalyzed by Pd/CuZrOx under mild reaction conditions

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13521-13524
DOI: 10.1039/C4CC05119J, CommunicationXinjiang Cui, Yan Zhang, Youquan Deng, Feng Shi
N-Methylation of amine/nitrobenzene with CO2/H2 can be realized with up to 97% yield under mild reaction conditions catalyzed by Pd/CuZrOx.
The content of this RSS Feed (c) The Royal Society of Chemistry

Thermodynamics of halogen bonded monolayer self-assembly at the liquid-solid interface

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13465-13468
DOI: 10.1039/C4CC06251E, CommunicationW. Song, N. Martsinovich, W. M. Heckl, M. Lackinger
The overall enthalpy change associated with hexabromotriphenylene monolayer self-assembly at the heptanoic acid-graphite interface was assessed by an adapted Born-Haber cycle.
The content of this RSS Feed (c) The Royal Society of Chemistry

Area negative thermal expansion in a beryllium borate LiBeBO3 with edge sharing tetrahedra

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13499-13501
DOI: 10.1039/C4CC04879B, CommunicationWenjiao Yao, Xingxing Jiang, Rongjin Huang, Wei Li, Chuanjun Huang, Zheshuai Lin, Laifeng Li, Chuangtian Chen
A very rare area negative thermal expansion phenomenon is observed in LiBeBO3, attributed to its abnormal structural features.
The content of this RSS Feed (c) The Royal Society of Chemistry

Substrate-induced effects in thin films of a potential magnet composed of metal-free organic radicals deposited on Si(111)

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13510-13513
DOI: 10.1039/C4CC05990E, CommunicationA. Caneschi, M. B. Casu
A derivative of the nitronyl-nitroxide radical shows homogenous growth on Si(111); under X-rays the nitronyl-nitroxide switches to the imino-nitroxide radical.
The content of this RSS Feed (c) The Royal Society of Chemistry

Plasmonic biocompatible silver-gold alloyed nanoparticles

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13559-13562
DOI: 10.1039/C4CC05297H, CommunicationGeorgios A. Sotiriou, Gion Diego Etterlin, Anastasia Spyrogianni, Frank Krumeich, Jean-Christophe Leroux, Sotiris E. Pratsinis
Nanoalloying Ag with Au minimizes nanoparticle surface oxidation and subsequent toxic Ag+ ion release rendering such nanoparticles safer for theranostic applications.
The content of this RSS Feed (c) The Royal Society of Chemistry

From metal-organic framework to carbon: toward controlled hierarchical pore structures via a double-template approach

11 October, 2014 - 11:17

Chem. Commun., 2014, 50,13502-13505
DOI: 10.1039/C4CC06212D, CommunicationJian-Ke Sun, Qiang Xu
For the first time, MOF-derived hierarchically porous carbons with controlled pore structures have been achieved via a double-template approach.
The content of this RSS Feed (c) The Royal Society of Chemistry

Facile synthesis of 3D Pd-P nanoparticle networks with enhanced electrocatalytic performance towards formic acid electrooxidation

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13451-13453
DOI: 10.1039/C4CC03282A, CommunicationJingfang Zhang, You Xu, Bin Zhang
3D Pd-P nanoparticle networks (NNs) have been successfully synthesized using a facile one-step soft-template-assisted method. The as-prepared Pd-P NNs exhibit markedly improved activity and stability towards formic acid electrooxidation over Pd NNs, commercial Pd/C and Pd-P nanoparticle aggregates (NAs).
The content of this RSS Feed (c) The Royal Society of Chemistry

A domino desulfurative coupling-acylation-hydration-Michael addition process for the synthesis of polysubstituted tetrahydro-4H-pyrido[1,2-a]pyrimidines

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13555-13558
DOI: 10.1039/C4CC05090H, CommunicationZhong-Fei Yan, Zheng-Jun Quan, Yu-Xia Da, Zhang Zhang, Xi-Cun Wang
A domino desulfurative coupling-acylation-hydration and Michael addition sequence has been established. The process involves the formation of two C-C bonds, one C-N bond and a C[double bond, length as m-dash]O double bond to produce one ring simultaneously.
The content of this RSS Feed (c) The Royal Society of Chemistry

A naked-eye and ratiometric near-infrared probe for palladium via modulation of a [small pi]-conjugated system of cyanines

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13525-13528
DOI: 10.1039/C4CC05871B, CommunicationXiaohang Wang, Zhiqian Guo, Shiqin Zhu, He Tian, Weihong Zhu
The modulation of [small pi]-conjugated electrons in cyanine dyes can result in a ratiometric fluorescence change with a large Stokes shift (270 nm), especially for realizing palladium detection in aqueous samples using indicator paper and in living cells by ratiometric mode.
The content of this RSS Feed (c) The Royal Society of Chemistry

Biological stability and activity of siRNA in ionic liquids

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13457-13460
DOI: 10.1039/C4CC05086J, CommunicationRomiza R. Mazid, Upulie Divisekera, Wenjuan Yang, Vijayaraghavan Ranganathan, Douglas R. MacFarlane, Christina Cortez-Jugo, Wenlong Cheng
We found that CDP IL can significantly enhance the biological stability of siRNA. More importantly siRNA in IL can still maintain high levels of gene knockdown activity.
The content of this RSS Feed (c) The Royal Society of Chemistry

Facile synthesis of PdPt nanoalloys with sub-2.0 nm islands as robust electrocatalysts for methanol oxidation

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13551-13554
DOI: 10.1039/C4CC04534C, CommunicationDa-Bing Huang, Qiang Yuan, Hong-Hui Wang, Zhi-You Zhou
The high-yield, composition-tunable PdPt nanoalloys with sub-2.0 nm islands were first achieved through a facile aqueous approach.
The content of this RSS Feed (c) The Royal Society of Chemistry

Enantioselective halogenative semi-pinacol rearrangement: a stereodivergent reaction on a racemic mixture

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13461-13464
DOI: 10.1039/C4CC05923A, CommunicationFedor Romanov-Michailidis, Marion Pupier, Laure Guenee, Alexandre Alexakis
The present work describes a stereodivergent reaction in the course of which an optically inactive, racemic starting material is quantitatively de-racemized with the help of an enantiomerically pure phosphate anion.
The content of this RSS Feed (c) The Royal Society of Chemistry

Visible light-induced intermolecular radical addition: facile access to [gamma]-ketoesters from alkyl-bromocarboxylates and enamines

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13547-13550
DOI: 10.1039/C4CC05590J, CommunicationBei Hu, Haixia Chen, Yan Liu, Wuheng Dong, Kai Ren, Xiaomin Xie, Hao Xu, Zhaoguo Zhang
A highly efficient addition of alkyl [small alpha]-bromocarboxylates to enamines by visible light-induced photoredox catalysis is reported.
The content of this RSS Feed (c) The Royal Society of Chemistry

The atomic structure of a bare buffer layer on SiC(0001) chemically resolved

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13571-13574
DOI: 10.1039/C4CC05005C, CommunicationLuis Henrique de Lima, Dominique Handschak, Frank Schonbohm, Richard Landers, Carsten Westphal, Abner de Siervo
A chemical-specific photoelectron diffraction structure determination of a carbon rich buffer layer on SiC is reported.
The content of this RSS Feed (c) The Royal Society of Chemistry

Photo- and thermo-activated electron transfer system based on a luminescent europium organic framework with spectral response from UV to visible range

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13544-13546
DOI: 10.1039/C4CC05975A, CommunicationHengjun Chen, Guiming Zheng, Min Li, Yifang Wang, Yang Song, Conghui Han, Jingcao Dai, Zhiyong Fu
A dual stimuli-responsive system with spectral response from UV to the visible region was constructed by introducing methyl viologen into a luminescent Eu-MOF with a compact packing mode.
The content of this RSS Feed (c) The Royal Society of Chemistry

Efficient approach to prepare multiple chemotherapeutic agent conjugated nanocarrier

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13540-13543
DOI: 10.1039/C4CC04445B, CommunicationVijayakameswara Rao N, Himadri Dinda, Mutyala Naidu Ganivada, Jayasri Das Sarma, Raja Shunmugam
A pH-responsive, multiple chemotherapeutic agent derived nanocarrier has been synthesized by conjugating doxorubicin, indomethacin, and folate to the backbone of norbornene polymer.
The content of this RSS Feed (c) The Royal Society of Chemistry

Iodine-mediated oxidative annulation for one-pot synthesis of pyrazines and quinoxalines using a multipathway coupled domino strategy

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13517-13520
DOI: 10.1039/C4CC05844E, CommunicationK. K. Durga Rao Viswanadham, Muktapuram Prathap Reddy, Pochampalli Sathyanarayana, Owk Ravi, Ruchir Kant, Surendar Reddy Bathula
Metal or catalyst free synthesis of pyrazines and quinoxalines via iodine-mediated oxidative annulation of aryl acetylenes-arylethenes-aromatic ketones with 1,2-diamines.
The content of this RSS Feed (c) The Royal Society of Chemistry

Conductive porphyrin helix from ternary self-assembly systems

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13537-13539
DOI: 10.1039/C4CC05719H, CommunicationQiang Zhao, Yao Wang, Yan Qiao, Xiaolong Wang, Xuefeng Guo, Yun Yan, Jianbin Huang
The helix with ternary components is easily obtained in aqueous solution. It possesses the characteristic porphyrin fluorescence and conductivity.
The content of this RSS Feed (c) The Royal Society of Chemistry

An interlaced silver vanadium oxide-graphene hybrid with high structural stability for use in lithium ion batteries

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13447-13450
DOI: 10.1039/C4CC05065G, CommunicationJiwen Qin, Wei Lv, Zhengjie Li, Baohua Li, Feiyu Kang, Quan-Hong Yang
Graphene as a two-dimensional substrate directs the growth of silver vanadium oxide (SVO) forming a hybrid with an interlaced structure which shows improved cycling stability as the cathode of Li-ion batteries.
The content of this RSS Feed (c) The Royal Society of Chemistry

WebElements: the periodic table on the WWW [http://www.webelements.com/]

Copyright 1993-2011 Mark Winter [The University of Sheffield and WebElements Ltd, UK]. All rights reserved.