Chem. Commun.

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Cell imaging using red fluorescent light-up probes based on an environment-sensitive fluorogen with intramolecular charge transfer characteristics

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9497-9500
DOI: 10.1039/C4CC04654D, CommunicationGuangxue Feng, Jie Liu, Ruoyu Zhang, Bin Liu
We report a general strategy to design and synthesize red fluorescent OFF/ON probes for cell imaging by taking advantage of the intramolecular charge transfer characteristics.
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Ditopic pillar[5]arene-based fluorescence enhancement material mediated by [c2]daisy chain formation

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9458-9461
DOI: 10.1039/C4CC03992K, CommunicationKai Wang, Chun-Yu Wang, Yumo Zhang, Sean Xiao-An Zhang, Bing Yang, Ying-Wei Yang
Ditopic pillarene-based fluorescence enhancement material, induced by [c2]daisy chain formation, can serve as a multi-responsive supramolecular sensor.
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Capsules with a hierarchical shell structure assembled by aminoglycosides and DNA via the kinetic path

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9525-9528
DOI: 10.1039/C4CC03508A, CommunicationJihan Zhou, Hao Wen, Fuyou Ke, Dong Shi, April A. Brisky, Nan Wang, Lin Zhu, Xiangyun Qiu, Dehai Liang
After simple mixing, DNA and aminoglycosides form capsules with a hierarchical shell structure: a smooth and rigid outer layer and a viscoelastic inner layer.
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Synthesis and characterization of two-dimensional Nb4C3 (MXene)

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9517-9520
DOI: 10.1039/C4CC03366C, CommunicationM. Ghidiu, M. Naguib, C. Shi, O. Mashtalir, L. M. Pan, B. Zhang, J. Yang, Y. Gogotsi, S. J. L. Billinge, M. W. Barsoum
By etching Nb4AlC3 powders in hydrofluoric acid, a phase-pure, highly conductive, Nb4C3 MXene - the second with formula M4X3 - was produced. The latter's structure was investigated using pair distribution function analysis.
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Epitope imprinted polyethersulfone beads by self-assembly for target protein capture from the plasma proteome

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9521-9524
DOI: 10.1039/C4CC03428G, CommunicationKaiguang Yang, Jianxi Liu, Senwu Li, Qinran Li, Qi Wu, Yuan Zhou, Qun Zhao, Nan Deng, Zhen Liang, Lihua Zhang, Yukui Zhang
Self-assembly techniques were applied to fabricate epitope imprinted polyethersulfone beads for target protein capture from the plasma proteome.
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Enhancement of (stereo)selectivity in dynamic kinetic resolution using a core-shell nanozeolite@enzyme as a bi-functional catalyst

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9501-9504
DOI: 10.1039/C4CC02112F, CommunicationWanlu Wang, Xiang Li, Zhoujun Wang, Yi Tang, Yahong Zhang
The (stereo)selectivity of products in dynamic kinetic resolution is greatly improved by using a core-shell nanozeolite@enzyme catalyst compared with mixed catalysts.
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Catalytic conversion of aryl triazenes into aryl sulfonamides using sulfur dioxide as the sulfonyl source

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9513-9516
DOI: 10.1039/C4CC03481C, CommunicationWanfang Li, Matthias Beller, Xiao-Feng Wu
Gaseous sulfur dioxide was incorporated into triazenes to form various sulfonamides, catalyzed by boron trifluoride and copper chloride.
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Hollow nitrogen-doped carbon spheres as efficient and durable electrocatalysts for oxygen reduction

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9473-9476
DOI: 10.1039/C4CC03437F, CommunicationJakkid Sanetuntikul, Tao Hang, Sangaraju Shanmugam
Hollow nitrogen-doped carbon spheres showed oxygen reduction activity comparable with a commercial Pt/C catalyst and excellent stability in alkaline electrolyte medium.
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A general metal free approach to [small alpha]-ketoamides via oxidative amidation-diketonization of terminal alkynes

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9533-9535
DOI: 10.1039/C4CC03783A, CommunicationRamesh Deshidi, Manjeet Kumar, Shekaraiah Devari, Bhahwal Ali Shah
A metal free catalytic system employing TMSOTf/I2/DMSO for the oxidative amidation-diketonization of terminal alkynes, in order to produce a wide variety of [small alpha]-ketoamides, has been developed.
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An engineered co-sensitization system for highly efficient dye solar cells

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9451-9453
DOI: 10.1039/C4CC01801J, CommunicationR. Agosta, R. Grisorio, L. De Marco, G. Romanazzi, G. P. Suranna, G. Gigli, M. Manca
Novel co-sensitizers have been structurally tailored and implemented in multi-sensitized devices demonstrating synergic efficiency enhancement.
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In situ study of the growth of two-dimensional palladium dendritic nanostructures using liquid-cell electron microscopy

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9447-9450
DOI: 10.1039/C4CC03500C, CommunicationGuomin Zhu, Yingying Jiang, Fang Lin, Hui Zhang, Chuanhong Jin, Jun Yuan, Deren Yang, Ze Zhang
Based on the bubble induced thin water layer technique, we directly probe the growth of 2D palladium dendritic nanostructures using liquid cell microscopy.
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Enhanced photoelectric performance of PbS/CdS quantum dot co-sensitized solar cells via hydrogenated TiO2 nanorod arrays

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9509-9512
DOI: 10.1039/C4CC02217C, CommunicationYanli Chen, Qiang Tao, Wuyou Fu, Haibin Yang, Xiaoming Zhou, Shi Su, Dong Ding, Yannan Mu, Xue Li, Minghui Li
The enhanced photoelectric performance of quantum dot sensitized solar cells via hydrogenated TiO2 is proposed.
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Chemoselective arylation of phenols with bromo-nitroarenes: synthesis of nitro-biaryl-ols and their conversion into benzofurans and carbazoles

26 July, 2014 - 16:17

Chem. Commun., 2014, 50,9481-9484
DOI: 10.1039/C4CC03090G, CommunicationAmit Kumar, Abhimanyu Yadav, Ajay Verma, Sadhan Jana, Moh. Sattar, Shailesh Kumar, Ch. Durga Prasad, Sangit Kumar
A series of substituted phenols were chemoselectively arylated with bromo-nitroarenes using KOtBu at room temperature via an SNAr pathway.
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Tailor-made graphite oxide-DAB poly(propylene imine) dendrimer intercalated hybrids and their potential for efficient CO2 adsorption

24 July, 2014 - 15:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03996C, CommunicationTheodoros Tsoufis, Fotios Katsaros, Zili Sideratou, Georgios Romanos, Oleksii Ivashenko, Petra Rudolf, Bart J. Kooi, Sergios Papageorgiou, Michael Karakasides
We report for the first time the successful intercalation of low molecular weight DAB poly(propylene imine) dendritic polymers (denoted hereafter as DAB) into graphite oxide (denoted hereafter as GO) towards...
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High performance asymmetrical push-pull small molecules end-capped with cyanophenyl for solution-processed solar cells

24 July, 2014 - 15:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04020A, CommunicationHang Gao, Yanqin Li, Lihui Wang, Changyan Ji, Yue Wang, Wenjing Tian, Xichuan Yang, Lunxiang Yin
The novel asymmetrical push-pull small molecule TPATDPPCN end-capped with cyanophenyl exhibits an impressive PCE of 5.94%.
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Poly(N-cyanoethylethyleneimine): a new nanoscale template for biomimetic silicification

24 July, 2014 - 15:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC02285H, CommunicationDaisuke Noda, Yoshiaki Arai, Daiki Souma, Hideo Nagashima, Ren-Hua Jin
Nanocrystalline entities of poly(N-cyanoethylethyleneimine) (PCEI) could serve as catalytic templates affording nanosheet-based structured silica under mild conditions.
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A convergent rhodium-catalysed asymmetric synthesis of tetrahydroquinolines

24 July, 2014 - 15:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04940C, CommunicationHo Yin Li, Joachim Horn, Amanda Campbell, David House, Adam Nelson, Stephen P. Marsden
Rh-catalysed conjugate additions of 2-aminophenyl boronic acid derivatives were exploited in diastereoselective and asymmetric syntheses of tetrahydroquinolines.
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The Au Clusters Induce Tumor Cell Apoptosis via Specifically Targeting Thioredoxin Reductase 1 (TrxR1) and Suppressing its Activity

24 July, 2014 - 15:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC03320E, CommunicationRu Liu, Yaling Wang, Qing Yuan, Deyi An, Jingyuan Li, Xueyun Gao
Au25 clusters stabilized by tridecapeptides were firstly synthesized, which can well penetrate the cell membrane and exactly locate in the cytoplasm. Hence the Au clusters significantly suppress the TrxR1 activity...
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A triply-responsive pillar[6]arene-based supramolecular amphiphile for tunable formation of vesicles and controlled release

24 July, 2014 - 15:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05031B, CommunicationQizhong Zhou, Huajiang Jiang, Rener Chen, Fangli Qiu, Guoliang Dai, Deman Han
A pillar[6]arene-based supramolecular amphiphile has been constructed in water. The supramolecular amphiphile formed vesicles which could be regulated by pH, light and enzyme and thus loaded dye in the vesicles...
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Trifluoromethylation of arenediazonium salts with fluoroform-derived CuCF3 in aqueous media

24 July, 2014 - 15:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04930F, CommunicationAnton Lishchynskyi, Guillaume Berthon, Vladimir V. Grushin
A new protocol has been developed for trifluoromethylation of arenediazonium salts with moisture-sensitive CuCF3 (from fluoroform) in aqueous media. The reaction is governed by a radical mechanism, tolerates a broad variety of functional groups, and is applicable to the synthesis of complex, polyfunctionalized molecules.
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