Chem. Commun.

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A pillar[5]arene-fused cryptand: from orthogonal self-assembly to supramolecular polymer

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC00130G, CommunicationQi Wang, Ming Cheng, Yue Zhao, Lin Wu, Juli Jiang, Leyong Wang, Yi Pan
A pillar[5]arene-fused cryptand with two different cavities was synthesized successfully. It was found that the novel tricyclic host could associate with two different guest species in an orthogonal manner. And...
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[small beta]-(1-azulenyl)-L-alanine - a functional probe for determination of pKa of histidine residudes

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC08720H, CommunicationPallavi Gosavi, Yurii S. Moroz, Ivan Korendovych
[small beta]-(1-azulenyl)-L-alanine (AzAla) can be incorporated into the influenza A virus M2 proton channel. AzAla's sensitivity to protonation state of the nearby histidines and the lack of environmental fluorescence dependence allows...
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pH and light-controlled self-assembly of bistable [c2] daisy chain rotaxanes

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC10331A, CommunicationAdrian Wolf, Emilie Moulin, Juan Jose Cid Martin, Antoine Goujon, Guangyan Du, Eric Busseron, Gad Fuks, Nicolas GIUSEPPONE
A logic gate based on a bistable [c2] daisy chain rotaxane decorated with lateral triarylamine units is described, giving rise to an INHIBIT logic function using proton concentration and light...
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Catalytic nucleic acids (DNAzymes) as functional units for logic gates and computing circuits: from basic principles to practical applications

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09874A, Feature ArticleRon Orbach, Bilha Willner, Itamar Willner
Catalytic nucleic acids (DNAzymes) provide functional modules for logic gates and computing operations, and hold great promise for biomedical sensing and therapeutic applications.
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Free radical reaction promoted by ionic liquid : a route for metal-free oxidation depolymerization of lignin model compound and lignin

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC10394G, CommunicationYingying Yang, Honglei Fan, Jinliang Song, Qinglei Meng, Huacong Zhou, Lingqiao Wu, Guanying Yang, Prof. Buxing Han
Ionic liquid 1-Benzyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide ([BnMIm][NTf2]) can promote the generation of [round bullet, filled]OOH free radical, and thereby efficiently transformed the [small beta]-O-4 lignin model compound 2-phenoxyacetophenone into benzoic acid and phenol using O2...
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Platinum polyoxoniobates

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC00315F, CommunicationPavel A. Abramov, Nikolay B Kompankov, Maksim Nailyevich Sokolov, Cristian Vicent, Artem Leonidovich Gushchin
Reaction of [Nb6O19]8- with [Pt(OH)4(H2O)2] upon heating yielded first characterized platinum polyniobates. A dimeric complex [Nb6O19{Pt(OH)2}]212- (1) is produced in 1:1 molar ratio. Increasing the Pt/Nb6 molar ratio to 1:2...
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Guanidinium-Pendant Oligofluorene for Rapid and Specific Identification of Antibiotics with Membrane-Disrupting Ability

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC09729G, CommunicationHui Chen, Bing Wang, Jiangyan Zhang, Chenyao Nie, Fengting Lv, Libing Liu, Shu Wang
Considering that antimicrobial resistance is becoming a major problem of global public health, in this work, we have developed an efficient Forster resonance energy transfer (FRET) pair to establish an...
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Serum Albumin Adsorbed on Au Nanoparticles: Structural Changes Over Time Induced by S-Au Interaction

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC08372E, CommunicationCuiping Fu, Huayan Yang, Mengmeng Wang, Huan-Ming Xiong, Shao-Ning Yu
We report the evolution of the protein secondary structure of HSA adsorbed on AuNPs over time. This evolution is in agreement with the S-Au interaction time determined by Raman spectroscopy....
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A Dimensionally Stable and Fast-Discharging Graphite-Silicon Composite Li-ion Battery Anode Enabled by Electrostatically Self-Assembled Multifunctional Polymer-Blend Coating

26 January, 2015 - 13:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC09825K, CommunicationFu-Sheng Li, Yu-Shiang WU, Jackey Chou, Nae-Lih Wu
A high-performance graphite-Si composite anode for Li-ion batteries containing Si nanoparticles (NPs) attached onto graphite microparticles was synthesized by adopting a polymer-blend of poly(dially dimethyl-ammonium chloride) and poly(sodium 4-styrenesulfonate). The...
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Correction: Modular and orthogonal synthesis of hybrid polymers and networks

26 January, 2015 - 13:54
Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC90042E, CorrectionShuang Liu, Kevin T. Dicker, Xinqiao Jia
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Mode of iron(III) chelation by hexadentate hydroxypyridinones

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10339D, CommunicationTao Zhou, Robert C. Hider, Xiaole Kong
Tripodal hexadentate hydroxypyridin-4-ones are increasingly utilised as iron(III) and gallium(III) ligands, their attachment to proteins being particularly useful for positron emission tomography (PET). A tripodal ligand NTA(BuHP)3, which is reported to form 1 : 1 iron(III) and gallium(III) complexes in aqueous, media forms 2 : 2 complexes under physiological conditions.
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Pseudomonas aeruginosa activates the quorum sensing LuxR response regulator through secretion of 2-aminoacetophenone

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10393A, CommunicationI. Kviatkovski, L. Chernin, T. Yarnitzky, I. Frumin, N. Sobel, Y. Helman
Specific activation of the LuxR quorum-sensing response regulator by the volatile compound 2-aminoacetophenone, produced by the bacterium Pseudomonas aeruginosa.
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Selective colorimetric NO(g) detection based on the use of modified gold nanoparticles using click chemistry

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10149A, CommunicationAlmudena Marti, Ana M. Costero, Pablo Gavina, Margarita Parra
A new colorimetric probe for the detection of NO(g) based on the use of functionalized gold nanoparticles is described. The sensing protocol is based on a click reaction catalized by Cu(I) which is generated in situ from the reduction of Cu(II) by NO(g).
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Ultrafast liquid water transport through graphene-based nanochannels measured by isotope labelling

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10103K, CommunicationPengzhan Sun, He Liu, Kunlin Wang, Minlin Zhong, Dehai Wu, Hongwei Zhu
Liquid water can afford an ultrafast permeation through graphene-based nanochannels under no external hydrostatic pressure.
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Ultra high-resolution HSQC: application to the efficient and accurate measurement of heteronuclear coupling constants

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10279G, CommunicationNuria Marco, Andre Fredi, Teodor Parella
A rapid acquisition strategy in terms of enhanced resolution per time unit for the simple and efficient determination of multiple coupling constants is proposed. The use of 13C spectral aliasing combined with pure shift NMR techniques allows accurate measurements of the magnitude and the sign from ultra high resolved 2D cross-peaks.
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DNA-cellulose: an economical, fully recyclable and highly effective chiral biomaterial for asymmetric catalysis

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC10190A, CommunicationErica Benedetti, Nicolas Duchemin, Lucas Bethge, Stefan Vonhoff, Sven Klussmann, Jean-Jacques Vasseur, Janine Cossy, Michael Smietana, Stellios Arseniyadis
We report here the first generation of a DNA-based catalyst bound to a cellulose matrix. The chiral biomaterial is commercially available, trivial to use, highly selective and fully recyclable.
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Panchromatic luminescence from julolidine dyes exhibiting excited state intramolecular proton transfer

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09832C, CommunicationAdela Nano, Maria Pia Gullo, Barbara Ventura, Nicola Armaroli, Andrea Barbieri, Raymond Ziessel
The panchromatic emission from julolidine dyes modified for ESIPT is modulated by the substituent on the phenyl ring (R = I, C[triple bond, length as m-dash]CH).
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Surface enhanced vibrational spectroscopic evidence for an alternative DNA-independent redox activation of endonuclease III

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09498K, CommunicationElin Moe, Murat Sezer, Peter Hildebrandt, Smilja Todorovic
Redox activation of the [4Fe-4S] cluster in DNA repair enzyme endonuclease III does not exclusively rely on interaction with DNA.
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Under the lens: carbon nanotube and protein interaction at the nanoscale

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09173F, Feature ArticleS. Marchesan, M. Prato
The combination of the very different chemical natures of carbon nanotubes and proteins gives rise to systems with unprecedented performance.
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(E)-[small alpha],[small beta]-unsaturated amides from tertiary amines, olefins and CO via Pd/Cu-catalyzed aerobic oxidative N-dealkylation

26 January, 2015 - 13:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08925A, CommunicationRenyi Shi, Hua Zhang, Lijun Lu, Pei Gan, Yuchen Sha, Heng Zhang, Qiang Liu, Matthias Beller, Aiwen Lei
A novel Pd/Cu-catalyzed chemoselective aerobic oxidative N-dealkylation/carbonylation reaction has been developed for the efficient and straightforward construction of synthetically useful and bioactive (E)-[small alpha],[small beta]-unsaturated amide derivatives.
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