Chem. Commun.

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Threaded macromolecules as a versatile framework for biomaterials

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13433-13446
DOI: 10.1039/C4CC03709J, Feature ArticleAtsushi Tamura, Nobuhiko Yui
In this feature article, the recent progress in biomaterial application of threaded macromolecules including polyrotaxanes such as drug delivery and gene delivery is described.
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Self-assembly of random copolymers

9 October, 2014 - 10:54

Chem. Commun., 2014, 50,13417-13432
DOI: 10.1039/C4CC03688C, Feature ArticleLongyu Li, Kishore Raghupathi, Cunfeng Song, Priyaa Prasad, S. Thayumanavan
The versatility of random copolymer based self-assembly to provide diverse morphologies and their utility are discussed.
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Air Stable NHCs: A Study of Stereoelectronics and Metallorganic Catalytic Activity

9 October, 2014 - 10:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06809B, CommunicationMarcus Lawford Cole, Samantha Kathleen Furfari, Matthew Robert Gyton, Daniel Twycross
The air stable NHC IPrBr is reported. A stereoelectronic study of IPrBr and its similarly stable relative IMesBr demonstrates metal complex specific changes in NHC donicity versus the ubiquitous IPr...
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MMP-2 Responsive Polymeric Micelles for Cancer-Targeted Intracellular Drug Delivery

9 October, 2014 - 10:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07563C, CommunicationWei-Hai Chen, Guo-Feng Luo, Qi Lei, Hui-zhen Jia, Sheng Hong, Qing-Rong Wang, Renxi Zhuo, Xian-Zheng Zhang
A multifunctional Biotin-PEG-b-PLL(Mal)-peptide-DOX polymeric micelle was prepared to selectively eliminate cancer cells. The micelles were able to enhance cancer cell uptake via the receptor-mediated endocytosis and respond the stimulus of...
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Correction: Engineering [small beta]-lactamase zymogens for use in protease activity assays

7 October, 2014 - 10:17
Chem. Commun., 2014, 50,13394-13394
DOI: 10.1039/C4CC90398F, CorrectionHajin Kim, Hyun Kyung Yoon, Tae Hyeon Yoo
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Correction: Copper-mediated intramolecular oxidative C-H/N-H cross-coupling of [small alpha]-alkenoyl ketene N,S-acetals to synthesize pyrrolone derivatives

7 October, 2014 - 10:17
Chem. Commun., 2014, 50,13395-13395
DOI: 10.1039/C4CC90399D, CorrectionFei Huang, Ping Wu, Liandi Wang, Jiping Chen, Chenglin Sun, Zhengkun Yu
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Correction: Genetically encoded unstrained olefins for live cell labeling with tetrazine dyes

7 October, 2014 - 10:17
Chem. Commun., 2014, 50,13396-13396
DOI: 10.1039/C4CC90401J, CorrectionYan-Jiun Lee, Yadagiri Kurra, Yanyan Yang, Jessica Torres-Kolbus, Alexander Deiters, Wenshe R. Liu
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A [NiFe]hydrogenase model that catalyses the release of hydrogen from formic acid

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13385-13387
DOI: 10.1039/C4CC05911E, CommunicationNga T. Nguyen, Yuki Mori, Takahiro Matsumoto, Takeshi Yatabe, Ryota Kabe, Hidetaka Nakai, Ki-Seok Yoon, Seiji Ogo
Decomposition of formic acid to hydrogen and carbon dioxide, catalysed by a NiRu complex originally developed as a [NiFe]hydrogenase model, is described.
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Quantifying chloride binding and salt extraction with poly(methyl methacrylate) copolymers bearing aryl-triazoles as anion receptor side chains

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13285-13288
DOI: 10.1039/C4CC03362K, CommunicationKevin P. McDonald, Bo Qiao, Eric B. Twum, Semin Lee, Patrick J. Gamache, Chun-Hsing Chen, Yi Yi, Amar H. Flood
Copolymers of methyl methacrylate and aryl-triazole based anion receptors were quantitatively analyzed.
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Clathrates of TETROL: selective inclusion of methylcyclohexanones in their energetically unfavorable axial methyl conformations

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13353-13355
DOI: 10.1039/C4CC06826B, CommunicationB. Barton, M. R. Caira, E. C. Hosten, C. W. McCleland, S. Weitz
TETROL, surprisingly, includes 3- and 4-methylcyclohexanone exclusively in their energetically disfavoured axial conformations.
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The taming of oxygen: biocatalytic oxyfunctionalisations

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13180-13200
DOI: 10.1039/C3CC49747J, Feature ArticleOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Dirk Holtmann, Marco W. Fraaije, Isabel W. C. E. Arends, Diederik J. Opperman, Frank Hollmann
The scope and limitations of oxygenases as catalysts for preparative organic synthesis is discussed.
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Self-assembly and applications of poly(glycidyl methacrylate)s and their derivatives

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13201-13215
DOI: 10.1039/C4CC03036B, Feature ArticleQing-Lan Li, Wen-Xing Gu, Hui Gao, Ying-Wei Yang
Poly(glycidyl methacrylate)s self-assembled to form micelles, capsules, hybrid materials and nanoparticles, showing applications in drug and gene vectors, solubilizing agents, etc.
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Reversible activation of pH-sensitive cell penetrating peptides attached to gold surfaces

7 October, 2014 - 10:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07278B, CommunicationJoe E. Baio, Denise Schach, Adrian Fuchs, Christoph Bubeck, Lars Schmuser, Nils Billecke, Katharina Landfester, Mischa Bonn, Michael Bruns, Clemens Kilian Weiss, Tobias Weidner
pH-sensitive viral fusion proteins mimics are widely touted as a promising route towards site-specific delivery of therapeutic compounds across lipid membranes. Here, we demonstrate that a fusion protein mimic, designed...
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Selective sulfonylation and diazotization of indoles

7 October, 2014 - 10:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06795A, CommunicationJiang-Kai Qiu, Shu-Jiang Tu, Wen-Juan Hao, De-Cai Wang, Ping Wei, Jun Sun, Bo Jiang
A metal-free synthesis of bifunctionalized indole derivatives was developed through a novel TBHP/TBAI-mediated oxidative coupling of C2,C3-unsubstituted indoles with arylsulfonyl hydrazide. With C3-methyl substituted indoles the reaction underwent diazotization process,...
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Rutile TiO2 Nanowires Perovskite Solar Cells

7 October, 2014 - 10:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07367C, CommunicationQinglong Jiang, Xia Sheng, Yingxuan Li, Xinjian Feng, Tao Xu
Different lengths of single crystal rutile TiO2 nanowires (NW) with wide-open space for effective material filling were used as photoanodes for perovskite solar cells. Cells with 900 nm nanowires as...
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A highly efficient dual catalysis approach for C-glycosylation: addition of (o-azaaryl)carboxaldehyde to glycals

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13391-13393
DOI: 10.1039/C4CC06111J, CommunicationYaguang Bai, Wei Lin Leng, Yongxin Li, Xue-Wei Liu
Dual catalysis by concurrent activation of glycals and (O-azaaryl)-carboxaldehydes using palladium and N-heterocyclic carbene has been developed. This activation through the formation of the Breslow intermediate and a [small pi]-allyl Pd complex is a novel and efficient approach to yield C-glycosides with yields up to 85%.
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Nanochannel-based electrochemical assay for transglutaminase activity

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13356-13358
DOI: 10.1039/C4CC05083E, CommunicationInigo Fernandez, Alfredo Sanchez, Paula Diez, Paloma Martinez-Ruiz, Prospero Di Pierro, Raffaele Porta, Reynaldo Villalonga, Jose M. Pingarron
A novel nanochannel-based electrochemical approach to determine transglutaminase activity by using mesoporous silica thin film-coated electrodes.
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A trio of nanoswitches in redox-potential controlled communication

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13254-13257
DOI: 10.1039/C4CC05773B, CommunicationSusnata Pramanik, Soumen De, Michael Schmittel
A potential-controlled two-step bidirectional communication protocol between three nanoswitches is set up, in which ligand followed by metal-ion oxidation drives two subsequent metal ion translocations changing the switching state at each switch.
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Tunable self-assembly properties of amphiphilic phosphole alkynylgold(I) complexes through variation of the extent of the aromatic [small pi]-surface at the alkynyl moieties

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13272-13274
DOI: 10.1039/C4CC05247A, CommunicationEugene Yau-Hin Hong, Hok-Lai Wong, Vivian Wing-Wah Yam
A new class of amphiphilic phosphole alkynylgold(I) complexes was synthesized and was demonstrated to display sheet-like nanostructures in aqueous DMSO solution.
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MNAzymes provide a universal mechanism for triggering DNAzyme synthesis cascades

7 October, 2014 - 10:17

Chem. Commun., 2014, 50,13243-13246
DOI: 10.1039/C4CC05919K, CommunicationSimon M. Bone, Alison V. Todd
Herein we utilize target-specific MNAzymes to activate novel, universal primer molecules and trigger DNAzyme signal amplification cascades.
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