Chem. Commun.

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Copper-mediated C-H(sp2)/C-H(sp3) coupling of benzoic acid derivatives with ethyl cyanoacetate: an expedient route to isoquinolinone scaffold

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03837A, CommunicationHong Liu, Wei Zhu, Dengyou Zhang, Nan Yang
A facile, copper-mediated, direct C-H(sp2)/C-H(sp3) bond coupling of benzoic acid derivatives with ethyl cyanoacetate by the deployment of an 8-aminoquinoline moiety as a bidentate directing group is disclosed. Such a...
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Stimuli Responsive Chiral Liquid Crystal Phases of Phenylboronic Acid Functionalized Rodlike Viruses and Their Interaction with Biologically Important Diols

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04639K, CommunicationJun Cao, Shuaiyu Liu, Jie Xiong, Ying-Jun Chen, Zhenkun Zhang
Some rodlike viruses can form chiral liquid crystal (CLC) phases. However, fully exploiting of such CLC phase lags behind understanding of its physical origin. By chemically coupling a derivative of...
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Stop Rotating! One Substitution Stops B19- Motor

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03698K, CommunicationGabriel Merino, Francisco Cervantes, Gerardo Martinez-Guajardo, Edison Osorio, Diego Moreno, William Tiznado, Rafael Islas, Kelling J. Donald
The B19- anion and other boron species have been dubbed 'Wankel motors' for the almost barrierless rotation of inner and outer concentric rings relative to each other in these compounds....
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Silicon diatom frustules as nanostructured photoelectrodes

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04470C, CommunicationNicolas H Voelcker, Soundarrajan Chandrasekaran, Martin Jay Sweetman, Krishna Kant, William M Skinner, Dusan Losic, Thomas Nann
In the quest for solutions to meeting future energy demands, solar fuels play an important role. A particularly promising example is photocatalysis since even incremental improvements in performance in this...
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Reversible Sodium Storage via Conversion Reaction in MoS2/C Composite

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC00294F, CommunicationYunxiao Wang, koukhan Seng, shulei chou, David Wexler, Zaiping Guo, Huakun Liu, Shi Xue Dou
An exfoliated MoS2/C composite (E-MoS2/C) was prepared via simple chemical exfoliation and hydrothermal method. The obtained E-MoS2/C was tested as a anode material for the sodium ion battery. High capacity...
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DABCO-catalyzed ring opening of activated cyclopropanes and recyclization leading to gama-lactams with an all-carbon quaternary center

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03392B, CommunicationFushun Liang, Shaoxia Lin, ling Li, qun Liu
A novel and efficient method for the construction of gamma-lactams with an all-carbon quaternary center is developed via DABCO-catalyzed reaction of EWG-activated cyclopropanecarboxamides and electron-deficient alkenes. The process involves sequential...
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Metal-ligand bifunctional reactivity and catalysis of protic N-heterocyclic carbene and pyrazole complexes featuring [small beta]-NH units

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04457F, Feature ArticleShigeki Kuwata, Takao Ikaiya
Metal-ligand bifunctional cooperation has attracted much attention because it offers a powerful methodology to realize a number of highly efficient and selective catalysis. In this article, recent developments of the...
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Blinking triggered by the change in the solvent accessibility of the fluorescent molecule

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC00377B, CommunicationKiyohiko Kawai, Takeshi Koshimo, Atsushi Maruyama, Tetsuro Majima
The more a fluorescent molecule is exposed to a solvent, the faster its triplet excited state is quenched by molecular oxygen. The changes in the solvent accessibility of the fluorescent...
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Highly cis-Selective and Lead-Free Hydrogenation of 2-Hexyne by a Supported Pd Catalyst with an Ionic-Liquid Layer

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04183F, CommunicationPeter Claus, Frederick Schwab, Natascha Weidler, Martin Lucas
A simple Pd/SiO2 catalyst which was modified with the ionic liquid [BMPL][DCA] gave an excellent yield of 88 % towards cis-2-hexene in the stereoselective hydrogenation of 2-hexyne. The catalyst outperforms,...
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Reactions of zirconium amide amidinates with dioxygen. Observation of an unusual peroxo intermediate in the formation of oxo compounds

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04032E, CommunicationAdam C Lamb, Zheng Lu, Ziling Xue
Reaction of d0 Zr(NMe2)2[MeC(NiPr)2]2 (1) with O2 at -30 oC gives three Zr containing products: peroxo trimer {([small mu ]-[small eta]2:[small eta]2-O2)Zr[MeC(NiPr)2]2}2 (2), oxo dimer {([small mu ]-O)Zr[MeC(NiPr)2]2}2 (3), and an oxo polymer {([small mu ]-O)Zr[MeC(NiPr)2]2}n (4). Reaction...
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A Facile Access to a Novel NHC-Stabilized Silyliumylidene Ion and Its C-H Activation of Phenylacetylene

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05181E, CommunicationSyed Usman Ahmad, Tibor Szilvasi, Shigeyoshi Inoue
Taking advantage of two N-heterocyclic carbenes (NHCs), novel silyliumylidene ions 1a and 1b are prepared by a facile one-pot reaction of the corresponding dichlorosilanes with three equivalents of NHCs. For...
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Protein Assembly Mediated by Sulfonatocalix[4]arene

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04897K, CommunicationRoise E. McGovern, Andrew A. McCarthy, Peter B. Crowley
A crystal structure of lysozyme in complex with p-sulfonato-calix[4]arene (sclx4) reveals a linear assembly of protein tetramers glued together by protein-calixarene interactions. One interaction involves encapsulation of the highly exposed...
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19F NMR indicator displacement assay using a synthetic receptor with appended paramagnetic relaxation agent

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04159C, CommunicationAdam Plaunt, Kasey J Clear, BD Smith
An admixture of zinc(II)-bis(dipicolylamine) receptor with covalently attached paramagnetic relaxation agent and fluorine-labeled phosphate indicator enables 19F NMR detection of phosphorylated analytes with amplified switched-on signal intensity.
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Formation of a Nickel Carbon Dioxide Adduct and its Transformation Mediated by a Lewis Acid

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04800H, CommunicationYeong-Eun Kim, Jin Kim, Yunho Lee
An uncommon nickel dinitrogen adduction and its tendency toward CO2 binding are investigated with a (PPMeP)Ni scaffold. (PPMeP)Ni(N2) (1) and {(PPMeP)Ni}2([small mu ]-N2) (2) were prepared and its treatment with CO2 revealed...
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Highly double selective nitration of nitrostilbenes over zeolite

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04688A, CommunicationJunhui Xu, Jianping Wei, Zheng Hao, Qingguo Ma, Xin hua Peng
A feasible zeolite-assisted ortho C-H nitration of nitrostilbenes has been developed for the first time, which can be used in situ acetyl nitrate as a mild, easily handled and commercially...
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Formation of a [2]pseudorotaxane based on a pillar[5]arene and a rigid guest in solution and in the solid state

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04319G, CommunicationYujuan Zhou, Zhengtao Li, Xiaodong Chi, Connor Thompson, Yong Yao
A pillar[5]arene with mono(ethylene oxide) substituents could form a highly stable [2]pseudorotaxane with a rigid guest both in solution and in the solid state
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Superior cycle and rate performance of a novel sulfur cathode by immobilizing sulfur into porous N-doped carbon microspheres

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04868G, CommunicationHui Xu, Yuanfu Deng, Zhenxia Zhao, Hongjie Xu, Xusong Qin, Guohua Chen
A novel composite of sulfur immobilized into porous N-doped carbon microspheres (NCMSs/S) was synthesized. The composite cathode for Lithium-sulfur batteries delivers a high specific capacity and superior rate capability and...
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Fast Response and Highly Selective Sensing for Amine Vapors Using a Luminescent Coordination Polymer

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04614E, CommunicationFeiyan Yi, Jinlei Chen, Hong Yu, Shihui Jiao, Guangsheng Pang, Zhong-Ming Sun
Detecting volatile amines is a significant topic in quality control of food and medical diagnosis. We report the first Eu-coordination polymer (CP) as a sensory material for the detection of...
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Electrodeposition of Gallium in the presence of NH4Cl in an ionic liquid: Hints for GaN formation

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03649B, CommunicationAbhishek Lahiri, Natalia Borisenko, Andriy Borodin, Frank Endres
Group III-V semiconductors are important in the production of a variety of optoelectronic devices. At present, these semiconductors are synthesized by high vacuum techniques. Here we report on the electrochemical...
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Rapid engineering of versatile molecular logic gates using heterologous genetic transcriptional modules

22 July, 2014 - 15:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05264A, CommunicationBaojun Wang, Martin Buck
We designed and constructed versatile modular genetic logic gates in bacterial cells. These function as digital logic 1-input Buffer gate, 2-input and 3-input AND gates with one inverted input and...
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