Chem. Commun.

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Reversible formation of a poly[3]rotaxane based on photo dimerization of an anthracene-capped [3]rotaxane

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14105-14108
DOI: 10.1039/C4CC07044E, CommunicationPeifa Wei, Xuzhou Yan, Feihe Huang
We demonstrated the formation of a poly[3]rotaxane consisting of a "topologically linked polymer backbone" in one pot from readily available, modular building blocks via a dynamic polymerization strategy based on reversible anthracene dimerization.
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The facile assembly of nanocrystals by optimizing humidity

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14261-14264
DOI: 10.1039/C4CC06603K, CommunicationMing Zhou, Mattias Grahn, Han Zhou, Allan Holmgren, Jonas Hedlund
Humidity and substrate properties are considered coordinately in the assembly of nano-sized crystals. The nanocrystal monolayers with thicknesses of 20-100 nm show large-area uniformity and excellent orientations.
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Solid state and solution fine tuning of the linear and nonlinear optical properties of (2-pyrene-1-yl-vinyl)pyridine by protonation-deprotonation reactions

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14225-14228
DOI: 10.1039/C4CC05891G, CommunicationE. Cariati, C. Botta, S. G. Danelli, A. Forni, A. Giaretta, U. Giovanella, E. Lucenti, D. Marinotto, S. Righetto, R. Ugo
(2-Pyrene-1-yl-vinyl)pyridine constitutes an acido-triggered reversible luminescent and NLO switch. The first acidomodulation of the NLO response of a poled film is reported.
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Rational design of signal-on biosensors by using photoinduced electron transfer between Ag nanoclusters and split G-quadruplex halves-hemin complexes

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14221-14224
DOI: 10.1039/C4CC06664B, CommunicationKai Zhang, Ke Wang, Xue Zhu, Yun Gao, Minhao Xie
Photoinduced electron transfer (PET) between DNA-Ag nanoclusters (AgNCs) and G-quadruplex halves-hemin has been used for building a new sensing platform for the signal-on detection of adenosine and RNA.
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The characterization of the saddle shaped nickel(III) porphyrin radical cation: an explicative NMR model for a ferromagnetically coupled metallo-porphyrin radical

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14265-14268
DOI: 10.1039/C4CC06993E, CommunicationRu-Jen Cheng, Chiao-Han Ting, Ten-Chih Chao, Tzu-Hsien Tseng, Peter P.-Y. Chen
Ni(III)(OETPP[radical dot])(Br)2 is the first Ni(III) porphyrin radical cation with structural and 1H and 13C paramagnetic NMR data for porphyrinate systems.
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Copper on responsive polymer microgels: a recyclable catalyst exhibiting tunable catalytic activity

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14217-14220
DOI: 10.1039/C4CC06436D, CommunicationQingshi Wu, Han Cheng, Aiping Chang, Xue Bai, Fan Lu, Weitai Wu
Copper immobilized on a chitosan-based responsive polymer microgel is highly active for a model azide-alkyne [3+2]-cycloaddition reaction and is recyclable.
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Highly efficient molecular nickel catalysts for electrochemical hydrogen production from neutral water

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14153-14156
DOI: 10.1039/C4CC05511J, CommunicationPeili Zhang, Mei Wang, Yong Yang, Dehua Zheng, Kai Han, Licheng Sun
Nickel complexes containing N5-pentadentate scaffolds display a TON of H2 evolution of up to 308 000 over 60 h electrolysis in neutral water at -1.25 V vs. SHE without considerable loss in activity.
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Sodium borohydride stabilizes very active gold nanoparticle catalysts

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14194-14196
DOI: 10.1039/C4CC05946H, CommunicationChristophe Deraedt, Lionel Salmon, Sylvain Gatard, Roberto Ciganda, Ricardo Hernandez, Jaime Ruiz, Didier Astruc
Addition of NaBH4 to HAuCl4 in water at room temperature stabilizes gold nanoparticles that extremely efficiently catalyze 4-nitrophenol reduction.
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Mechanical exfoliation of track-etched two-dimensional layered materials for the fabrication of ultrathin nanopores

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14149-14152
DOI: 10.1039/C4CC06008C, CommunicationYanan Jiang, Jun Gao, Wei Guo, Lei Jiang
Mechanical exfoliation of ion-track-etched two-dimensional layered materials yields nanometer-thin nanoporous sheets that can be suspended atop a silicon window to controllably fabricate single- or multi-pore nanofluidic devices.
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A new strategy to synthesize bottlebrushes with a helical polyglutamate backbone via N-carboxyanhydride polymerization and RAFT

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14183-14186
DOI: 10.1039/C4CC06575A, CommunicationHaiwang Lai, Xiaoyu Chen, Qi Lu, Zheng Bian, Youhua Tao, Xianhong Wang
Polyglutamate bottlebrushes with poly(oligo(ethylene glycol)acrylate) as side chains were successfully prepared for the first time by combination of N-carboxyanhydride polymerization and reversible addition-fragmentation chain transfer (RAFT) polymerization.
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Non-heme iron hydroperoxo species in superoxide reductase as a catalyst for oxidation reactions

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14213-14216
DOI: 10.1039/C4CC06114D, CommunicationS. Rat, S. Menage, F. Thomas, V. Niviere
The non-heme high-spin ferric iron hydroperoxo species formed in superoxide reductase can act both as a nucleophile and as an electrophile to catalyze oxidation reactions.
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Inorganic nanomaterials for bioimaging, targeted drug delivery and therapeutics

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14071-14081
DOI: 10.1039/C4CC03118K, Feature ArticleRuizheng Liang, Min Wei, David G. Evans, Xue Duan
This paper summarizes recent progress on various inorganic nanocarriers, including the background, synthesis, modification, cytotoxicity, physicochemical properties and biomedical applications.
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Self-assembly of pyrene derivatives on Au(111): substituent effects on intermolecular interactions

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14089-14092
DOI: 10.1039/C4CC02753A, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Tuan Anh Pham, Fei Song, Manh-Thuong Nguyen, Meike Stohr
Halogen bonding-based self-assembly of pyrene derivatives on Au(111).
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Biaxial aromatics with face-on/edge-on stacking adaptability: an STM/STS study of 1D nanowires assembled via rotatable ethynyls

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14093-14096
DOI: 10.1039/C4CC02704C, CommunicationShern-Long Lee, Hung-Jen Wu, Yu-Ju Hsu, Hsiu-Hui Chen, Hsiu-Fu Hsu, Chun-hsien Chen
Biaxial aromatics with face-on/edge-on stacking adaptability.
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A lithium anode protection guided highly-stable lithium-sulfur battery

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14209-14212
DOI: 10.1039/C4CC05535G, CommunicationGuoqiang Ma, Zhaoyin Wen, Meifen Wu, Chen Shen, Qingsong Wang, Jun Jin, Xiangwei Wu
A Li3N protection layer is fabricated on the surface of a Li anode by an in situ method to suppress the shuttle effect on the basis of anode protection.
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Multiple band light trapping in ultraviolet, visible and near infrared regions with TiO2 based photonic materials

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14179-14182
DOI: 10.1039/C4CC05532B, CommunicationZhonghai Zhang, Hongjun Wu
TiO2 based photonic materials demonstrated multiple band light trapping activity in ultraviolet, visible and near infrared regions.
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Relay cooperation of K2S2O8 and O2 in oxytrifluoromethylation of alkenes using CF3SO2Na

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14101-14104
DOI: 10.1039/C4CC06328G, CommunicationQingquan Lu, Chao Liu, Zhiyuan Huang, Yiyang Ma, Jian Zhang, Aiwen Lei
K2S2O8 triggered CF3SO2[radical dot] and O2 worked in concert to re-initiate CF3SO2[radical dot] and CF3[radical dot].
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Fluorescence lifetime-based sensing of sodium by an optode

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14167-14170
DOI: 10.1039/C4CC06112H, CommunicationThomas Schwarze, Holger Muller, Sandra Ast, Dorte Steinbruck, Sascha Eidner, Felix Gei[German sz ligature}ler, Michael U. Kumke, Hans-Jurgen Holdt
We report a 1,2,3-triazol fluoroionophore for detecting Na+ that shows in vitro enhancement in Na+-induced fluorescence intensity and decay time.
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Reversible photoswitching specifically responds to mercury(II) ions: the gated photochromism of bis(dithiazole)ethene

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14205-14208
DOI: 10.1039/C4CC06372D, CommunicationYue Wu, Weihong Zhu, Wei Wan, Yongshu Xie, He Tian, Alexander D. Q. Li
Photochromic diarylethenes exhibit Hg(II)-induced gated photoreactivity, an unprecedented combination of the "Lock/Unlock" function, which is suitable for Hg(II) probes.
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Catalytic asymmetric Diels-Alder reactions involving aryl vinyl ketones

21 October, 2014 - 13:54

Chem. Commun., 2014, 50,14113-14116
DOI: 10.1039/C4CC06837H, CommunicationLiman Kong, Xiaoyu Han, Peng Jiao
A catalytic asymmetric Diels-Alder reaction of an aryl vinyl ketone with 1,3-dienylcarbamate has been developed.
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