Chem. Commun.

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Monitoring the cytosolic entry of cell-penetrating peptides using a pH-sensitive fluorophore

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2162-2165
DOI: 10.1039/C4CC09441G, CommunicationZiqing Qian, Patrick G. Dougherty, Dehua Pei
A simple and effective method for monitoring the cytosolic delivery of cell-penetrating peptides.
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Bioimaging of the microRNA-294 expression-dependent color change in cells by a dual fluorophore-based molecular beacon

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2159-2161
DOI: 10.1039/C4CC08898K, CommunicationHae Young Ko, Jonghwan Lee, Yong Seung Lee, Ha-Na Gu, Bahy A. Ali, Abdulaziz A. Al-Khedhairy, Hyejung Heo, Sujeong Cho, Soonhag Kim
A dual fluorophore-based color-tunable molecular beacon visualized the microRNA-294 expression-dependent color change in cells.
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Highly sensitive and selective detection of miRNA: DNase I-assisted target recycling using DNA probes protected by polydopamine nanospheres

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2156-2158
DOI: 10.1039/C4CC08912J, CommunicationYi Xie, Xiaoyan Lin, Yishun Huang, Rujun Pan, Zhi Zhu, Leiji Zhou, Chaoyong James Yang
Based on the protective properties of polydopamine nanospheres for DNA probes against nuclease digestion, we have developed a DNase I-assisted target recycling signal amplification method for highly sensitive and selective detection of miRNA.
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Eugenic metal-free sensitizers with double anchors for high performance dye-sensitized solar cells

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2152-2155
DOI: 10.1039/C4CC09294E, CommunicationWei-I Hung, You-Ya Liao, Ting-Hui Lee, Yu-Chien Ting, Jen-Shyang Ni, Wei-Siang Kao, Jiann T. Lin, Tzu-Chien Wei, Yung-Sheng Yen
The best cell efficiency of the new dye outperforms that of the N719-based standard cell by [similar]13%.
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Organotemplate-free synthesis of an open-framework magnesium aluminophosphate with proton conduction properties

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2149-2151
DOI: 10.1039/C4CC08964B, CommunicationYing Mu, Yanyan Wang, Yi Li, Jiyang Li, Jihong Yu
A facile organotemplate-free route has been developed to synthesize a new open-framework magnesium aluminophosphate with proton conduction properties.
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Hierarchically porous and nitrogen, sulfur-codoped graphene-like microspheres as a high capacity anode for lithium ion batteries

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2134-2137
DOI: 10.1039/C4CC08297D, CommunicationDongfei Sun, Juan Yang, Xingbin Yan
The novel hierarchically porous and nitrogen, sulfur-codoped graphene-like microspheres are constructed as the anode material for lithium ion batteries. High surface area and efficient heteroatom doping provide high capacity and enhanced cycling stability.
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The first 4d/4f single-molecule magnet containing a {RuIII2DyIII2} core

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2044-2047
DOI: 10.1039/C4CC08811E, CommunicationStuart K. Langley, Daniel P. Wielechowski, Veacheslav Vieru, Nicholas F. Chilton, Boujemaa Moubaraki, Liviu F. Chibotaru, Keith S. Murray
The first 4d-4f single-molecule magnet of formula [RuIII2DyIII2(OMe)2(O2CPh)4(mdea)2(NO3)2] shows an anisotropy barrier Ueff of 11 cm-1.
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Efficient and practical synthesis of enantioenriched 2,3-dihydropyrroles through gold-catalyzed anti-Markovnikov hydroamination of chiral homopropargyl sulfonamides

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2126-2129
DOI: 10.1039/C4CC09245G, CommunicationYong-Fei Yu, Chao Shu, Bo Zhou, Jian-Qiao Li, Jin-Mei Zhou, Long-Wu Ye
A direct gold-catalyzed anti-Markovnikov hydroamination of chiral homopropargyl sulfonamides has been developed. A range of enantioenriched 2,3-dihydropyrroles are readily accessed by utilizing this approach.
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Iron catalysed cross-couplings of azetidines - application to the formal synthesis of a pharmacologically active molecule

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2111-2113
DOI: 10.1039/C4CC09337B, CommunicationDixit Parmar, Lena Henkel, Josef Dib, Magnus Rueping
A protocol for the cross-coupling of azetidines with aryl, heteroaryl, vinyl and alkyl Grignard reagents has been developed under iron catalysis. In addition, a short formal synthesis of a pharmacologically active molecule was demonstrated.
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Electro-optical detection of single [small lambda]-DNA

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2084-2087
DOI: 10.1039/C4CC07591A, CommunicationShuo Liu, Thomas A. Wall, Damla Ozcelik, Joshua W. Parks, Aaron R. Hawkins, Holger Schmidt
Single [small lambda]-DNA molecules are detected on a nanopore-gated optofluidic chip electrically and optically. Statistical variations in the single particle trajectories are used to correctly predict the intensity distribution of the fluorescence signals.
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Formation of a zwitterionic boronium species from the reaction of a stable carbenoid with borane: CO2 reduction

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2107-2110
DOI: 10.1039/C4CC09239B, CommunicationSamuel Y.-F. Ho, Cheuk-Wai So, Nathalie Saffon-Merceron, Nicolas Mezailles
Two stable carbenoid compounds are shown to be among the best catalysts for the reduction of CO2 into methanol derivatives using borane.
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Preparation of Ge nanotube arrays from an ionic liquid for lithium ion battery anodes with improved cycling stability

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2064-2067
DOI: 10.1039/C4CC08722D, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Xusong Liu, Jian Hao, Xiaoxu Liu, Caixia Chi, Na Li, Frank Endres, Yi Zhang, Yao Li, Jiupeng Zhao
Ge nanotube array anodes with remarkable cycling ability are prepared by template-assisted electrodeposition from an ionic liquid.
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Introduction of a mediator for enhancing photocatalytic performance via post-synthetic metal exchange in metal-organic frameworks (MOFs)

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2056-2059
DOI: 10.1039/C4CC09407G, CommunicationDengrong Sun, Wenjun Liu, Mei Qiu, Yongfan Zhang, Zhaohui Li
Introduction of Ti as a mediator in Ti substituted NH2-Uio-66(Zr) is an effective way to improve its photocatalytic performance.
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Potent affinity material for tracing acetone and related analytes based on molecular recognition by halogen bonds

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2040-2043
DOI: 10.1039/C4CC09163A, CommunicationAlexander Linke, Stefan H. Jungbauer, Stefan M. Huber, Siegfried R. Waldvogel
A helping third hand converts halogen bonds into a superior recognition tool.
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Electric field-directed growth and photoelectrochemical properties of cross-linked Au-ZnO hetero-nanowire arrays

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2103-2106
DOI: 10.1039/C4CC09628B, CommunicationTeng Wang, Bingjun Jin, Zhengbo Jiao, Gongxuan Lu, Jinhua Ye, Yingpu Bi
Herein, we demonstrate a simple and effective strategy for vertically growing Au nanowires over ZnO nanowire arrays to construct a cross-linked hierarchical architecture, which exhibit excellent photoelectrochemical performances under visible light irradiation.
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Dynamic nuclear polarization of a glassy matrix prepared by solid state mechanochemical amorphization of crystalline substances

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2080-2083
DOI: 10.1039/C4CC08348B, CommunicationE. Elisei, M. Filibian, P. Carretta, S. Colombo Serra, F. Tedoldi, J. F. Willart, M. Descamps, A. Cesaro
"Solvent-free" co-milling effectively produces an intimate mixture of the solid substrate and the radical species for performing DNP.
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A Rh-catalyzed 1,2-sulfur migration/aza-Diels-Alder cascade initiated by aza-vinyl carbenoids from sulfur-tethered N-sulfonyl-1,2,3-triazoles

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2122-2125
DOI: 10.1039/C4CC08829H, CommunicationYu Jiang, Xiang-Ying Tang, Min Shi
A novel Rh(II) catalyzed intramolecular 1,2-sulfur migration/intermolecular aza-Diels-Alder cascade of sulfur-tethered N-sulfonyl-1,2,3-triazoles has been developed, efficiently affording sulfur-containing tetrahydropyridine derivatives.
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Mossbauer and computational investigation of a functional [NiFe] hydrogenase model complex

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2099-2102
DOI: 10.1039/C4CC09035G, CommunicationA. Kochem, E. Bill, F. Neese, M. van Gastel
Hydrogen splitting in a NiFe hydrogenase model has been investigated by Mossbauer spectroscopy to gain insight into the catalytic mechanism.
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[small alpha]-Alkylation of a norbornene-derived tricyclic ketone: are steric factors really in control?

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2076-2079
DOI: 10.1039/C4CC07967A, CommunicationAndrew M. Harned
DFT calculations reveal that torsional strain and a strong conformational preference, rather than steric influences, dictate the observed stereoselectivity.
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A photoCORM nanocarrier for CO release using NIR light

26 January, 2015 - 13:54

Chem. Commun., 2015, 51,2072-2075
DOI: 10.1039/C4CC06766E, CommunicationAgustin E. Pierri, Po-Ju Huang, John V. Garcia, James G. Stanfill, Megan Chui, Guang Wu, Nanfeng Zheng, Peter C. Ford
Amphiphilic polymer conjugates with upconverting nanoparticles serve as water-soluble nanocarriers for NIR-photochemical delivery of CO from hydrophobic photoCORMS.
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