Chem. Commun.

Syndicate content RSC - Chem. Commun. latest articles
RSC - Chem. Commun. latest articles
Updated: 22 hours 20 min ago

Long-term stability for cobalt-based dye-sensitized solar cells obtained by electrolyte optimization

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6249-6251
DOI: 10.1039/C4CC00698D, CommunicationJiajia Gao, Muthuraaman Bhagavathi Achari, Lars Kloo
A significant improvement in the long-term stability for cobalt-based dye-sensitized solar cells (DSCs) under light-soaking conditions has been achieved by optimization of the composition of tris(2,2[prime or minute]-bipyridine) Co(II)/Co(III) electrolytes.
The content of this RSS Feed (c) The Royal Society of Chemistry

Binary role of an ylide in formation of a terminal methylidene complex of niobium

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6267-6269
DOI: 10.1039/C4CC01404A, CommunicationKeith Searles, Karlijn Keijzer, Chun-Hsing Chen, Mu-Hyun Baik, Daniel J. Mindiola
The methylidene complex can be prepared readily in high yield from the reaction of [(Ar[prime or minute]O)2Nb(CH3)2Cl] (Ar[prime or minute] = (2,6-CHPh2)2-4-tBu-C6H2) and two equivalents of H2CPPh3. The nucleophilic methylidene of [(Ar[prime or minute]O)2Nb[double bond, length as m-dash]CH2(CH3)(H2CPPh3)] can undergo Wittig-like or protonation chemistry to form structurally similar molecules.
The content of this RSS Feed (c) The Royal Society of Chemistry

The rapid detection of microRNA based on p19-enhanced fluorescence polarization

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6236-6239
DOI: 10.1039/C4CC00705K, CommunicationYuan-Chen He, Bin-Cheng Yin, Lihua Jiang, Bang-Ce Ye
Via a molecular caliper p19 protein, we have developed an amplified fluorescence polarization method for rapid microRNA detection.
The content of this RSS Feed (c) The Royal Society of Chemistry

Catalytic [3 + 2] annulation of ketimines with alkynes via C-H activation by a cationic iridium(cod) complex

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6274-6277
DOI: 10.1039/C4CC01874E, CommunicationMidori Nagamoto, Takahiro Nishimura
Iridium-catalyzed annulation of ketimines with internal and terminal alkynes proceeded via C-H activation to give aminoindene derivatives.
The content of this RSS Feed (c) The Royal Society of Chemistry

Construction of nanoantennas on the bacterial outer membrane

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6252-6255
DOI: 10.1039/C4CC01204F, CommunicationHiroshi Shiigi, Maho Fukuda, Takatoshi Tono, Kaori Takada, Tomoyuki Okada, Le Quynh Dung, Yu Hatsuoka, Takamasa Kinoshita, Masahiro Takai, Shiho Tokonami, Hidenobu Nakao, Tomoaki Nishino, Yojiro Yamamoto, Tsutomu Nagaoka
A simple and highly sensitive detection of pathogenic bacteria is achieved by utilizing gold nanoparticles as an optical antenna.
The content of this RSS Feed (c) The Royal Society of Chemistry

Nanoparticle-based pseudo hapten for target-responsive cargo release from a magnetic mesoporous silica nanocontainer

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6256-6258
DOI: 10.1039/C4CC01511H, CommunicationZhuangqiang Gao, Dianping Tang, Mingdi Xu, Guonan Chen, Huanghao Yang
A novel homogeneous immunoassay method is developed for sensitive monitoring of small molecular biotoxin by using a portable personal glucose meter (PGM) based on the target-responsive release of cargo (glucose) from a polystyrene microsphere-gated magnetic mesoporous nanocontainer.
The content of this RSS Feed (c) The Royal Society of Chemistry

The activation of Woollins' reagent. Isolation of pyridine stabilised PhPSe2

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6214-6216
DOI: 10.1039/C4CC01073F, CommunicationLaura Ascherl, Andreas Nordheider, Kasun S. Athukorala Arachchige, David B. Cordes, Konstantin Karaghiosoff, Michael Buhl, Alexandra M. Z. Slawin, J. Derek Woollins
Reaction of Woollins' reagent (WR) with pyridine yields the P(V) species PhPSe2 stabilised by pyridine coordination. Its potential as a selenation reagent under mild conditions was shown by calculations and an experimental comparison to WR.
The content of this RSS Feed (c) The Royal Society of Chemistry

Synthesis of orderly nanoporous aluminophosphate and zirconium phosphate materials and their catalytic applications

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6232-6235
DOI: 10.1039/C4CC02614D, CommunicationPeta Sreenivasulu, Nagabhatla Viswanadham, Trymbkesh Sharma, B. Sreedhar
Amorphous alumino phosphate (AP) and zirconium phosphate (ZP) materials possessing ordered nanoporosity (5-6 nm) have been successfully synthesized and explored for O- and C-alkylation reactions of phenol respectively.
The content of this RSS Feed (c) The Royal Society of Chemistry

Iodine mediated deprotection of N-tert-butanesulfinyl amines: a functional group compatible method

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6259-6262
DOI: 10.1039/C4CC00958D, CommunicationWen Chen, Jian Ren, Minshou Wang, Lingjing Dang, Xianfu Shen, Xiaodong Yang, Hongbin Zhang
In the presence of iodine, a functional group compatible method for the deprotection of tert-butanesulfinyl and p-toluenesulfinyl units was developed.
The content of this RSS Feed (c) The Royal Society of Chemistry

The design and synthesis of a hydrophilic core-shell-shell structured magnetic metal-organic framework as a novel immobilized metal ion affinity platform for phosphoproteome research

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6228-6231
DOI: 10.1039/C4CC01038H, CommunicationMan Zhao, Chunhui Deng, Xiangmin Zhang
In this work, polydopamine-coated magnetic microspheres with surface modification of zirconium-based MOFs were synthesized for the first time. The as-synthesized composites were applied as a novel IMAC platform for phosphoproteome research.
The content of this RSS Feed (c) The Royal Society of Chemistry

Reduced graphene oxide supported piperazine in aminocatalysis

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6270-6273
DOI: 10.1039/C4CC02701A, CommunicationEduardo Rodrigo, Beatriz Garcia Alcubilla, Raquel Sainz, J. L. Garcia Fierro, Rafael Ferritto, M. Belen Cid
Reduced graphene oxide (rGO) has been used as a support for piperazine to provide a heterogeneous bifunctional organocatalyst (rGO-NH) that is able to efficiently promote vintage organic transformations such as Knoevenagel, Michael and aldol reactions.
The content of this RSS Feed (c) The Royal Society of Chemistry

Photocatalytic CO2 reduction using a molecular cobalt complex deposited on TiO2 nanoparticles

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6221-6224
DOI: 10.1039/C4CC00503A, CommunicationTong Jin, Chao Liu, Gonghu Li
A macrocyclic cobalt catalyst is effectively coupled with TiO2 nanoparticles for photocatalytic CO2 reduction.
The content of this RSS Feed (c) The Royal Society of Chemistry

Pentacoordinate silicon(IV): cationic, anionic and neutral complexes derived from the reaction of NHC[rightward arrow]SiCl4 with highly Lewis acidic (C2F5)2SiH2

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6204-6206
DOI: 10.1039/C4CC02583K, CommunicationT. Bottcher, S. Steinhauer, B. Neumann, H.-G. Stammler, G.-V. Roschenthaler, B. Hoge
Addition of NHC[rightward arrow]SiCl4 to the highly Lewis acidic bis(pentafluoroethyl)silane ((C2F5)2SiH2) afforded the salt [(NHC)2SiCl2H][(C2F5)2SiCl3] with pentacoordinate silicon in the cation and the anion.
The content of this RSS Feed (c) The Royal Society of Chemistry

Poly(trifluoromethyl)azulenes: structures and acceptor properties

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6263-6266
DOI: 10.1039/C4CC00510D, CommunicationTyler T. Clikeman, Eric V. Bukovsky, Igor V. Kuvychko, Long K. San, Shihu H. M. Deng, Xue-Bin Wang, Yu-Sheng Chen, Steven H. Strauss, Olga V. Boltalina
A family of highly trifluoromethylated azulenes prepared in a single-step high-temperature gas-phase reaction of azulene with CF3I exhibit outstanding electron accepting properties in the gas-phase and in solution that are linearly correlated with the number of CF3 groups.
The content of this RSS Feed (c) The Royal Society of Chemistry

Peptide-perylene diimide functionalized magnetic nano-platforms for fluorescence turn-on detection and clearance of bacterial lipopolysaccharides

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6200-6203
DOI: 10.1039/C4CC01266F, CommunicationFang Liu, Jing Mu, Xiangyang Wu, Surajit Bhattacharjya, Edwin Kok Lee Yeow, Bengang Xing
A simple and novel dual-functional peptide magnetic nanoplatform has been successfully designed for sensitive detection and rapid clearance of bacterial endotoxins.
The content of this RSS Feed (c) The Royal Society of Chemistry

The Bu4NI-catalyzed alfa-acyloxylation of ketones with benzylic alcohols

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6240-6242
DOI: 10.1039/C4CC01652A, CommunicationSongjin Guo, Jin-Tao Yu, Qiang Dai, Haitao Yang, Jiang Cheng
The Bu4NI-catalyzed reaction of ketones with benzylic alcohols was achieved, leading to alfa-acyloxycarbonyl compounds in moderate to good yields.
The content of this RSS Feed (c) The Royal Society of Chemistry

Alkyl transfer from C-C cleavage: replacing the nitro group of nitro-olefins

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6246-6248
DOI: 10.1039/C4CC01119H, CommunicationGuangxun Li, Lei Wu, Gang Lv, Hongxin Liu, Qingquan Fu, Xiaomei Zhang, Zhuo Tang
Hydrogenation is only the beginning: alkyl groups are mildly transferred from alkyl substituted Hantzsch esters to replace the nitro groups of nitro olefins to provide trans-olefins in moderate to excellent yields.
The content of this RSS Feed (c) The Royal Society of Chemistry

Au(I)-catalyzed triple bond alkoxylation/dienolether aromaticity-driven cascade cyclization to naphthalenes

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6243-6245
DOI: 10.1039/C4CC00464G, CommunicationYongxiang Liu, Jia Guo, Yang Liu, Xiaoyu Wang, Yanshi Wang, Xinyu Jia, Gaofei Wei, Lizhu Chen, Jianyong Xiao, Maosheng Cheng
Naphthalenes were synthesized by a Au(I)-catalyzed alkyne alkoxylation/dienolether aromaticity-driven cascade cyclization using 1,5-enyne substrates.
The content of this RSS Feed (c) The Royal Society of Chemistry

Reporter-triggered isothermal exponential amplification strategy in ultrasensitive homogeneous label-free electrochemical nucleic acid biosensing

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6211-6213
DOI: 10.1039/C4CC00475B, CommunicationJi Nie, De-Wen Zhang, Fang-Ting Zhang, Fang Yuan, Ying-Lin Zhou, Xin-Xiang Zhang
A novel reporter-triggered isothermal exponential amplification reaction was developed to achieve excellent sensitivity in homogeneous label-free electrochemical sensors.
The content of this RSS Feed (c) The Royal Society of Chemistry

Efficient syntheses of pillar[6]arene-based hetero[4]rotaxanes using a cooperative capture strategy

18 May, 2014 - 23:54

Chem. Commun., 2014, 50,6196-6199
DOI: 10.1039/C4CC00733F, CommunicationXisen Hou, Chenfeng Ke, Chuyang Cheng, Nan Song, Anthea K. Blackburn, Amy A. Sarjeant, Youssry Y. Botros, Ying-Wei Yang, J. Fraser Stoddart
While one pillar[6]arene, nestling between two cucurbit[6]urils in a hetero[4]rotaxane, is conformationally mobile in solution, it adopts the energetically most favourable conformation with local C3V symmetry in the solid state.
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.