Royal Society of Chemistry

Tuning the underwater oleophobicity of graphene oxide coatings via UV irradiation

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9849-9851
DOI: 10.1039/C4CC03940H, CommunicationHang Li, Yi Huang, Yating Mao, Weiwei L. Xu, Harry J. Ploehn, Miao Yu
UV-irradiation has been utilized as an effective and facile approach to tune the underwater oleophobicity of GO coatings/membranes by gradually modifying GO flake composition and surface morphology.
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Stabilization of [small beta]-peptide helices by direct attachment of trifluoromethyl groups to peptide backbones

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9855-9858
DOI: 10.1039/C4CC02136C, CommunicationJoonil Cho, Kyohei Sawaki, Shinya Hanashima, Yoshiki Yamaguchi, Motoo Shiro, Kazuhiko Saigo, Yasuhiro Ishida
Direct attachment of trifluoromethyl groups to peptide backbones was found to be a novel strategy for peptide folding stabilization, where the intramolecular hydrogen-bonding ability of backbone amides is enhanced.
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Base-promoted synthesis of coumarins from salicylaldehydes and aryl-substituted 1,1-dibromo-1-alkenes under transition-metal-free conditions

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9887-9890
DOI: 10.1039/C4CC04377D, CommunicationJianming Liu, Xin Zhang, Lijun Shi, Muwen Liu, Yuanyuan Yue, Fuwei Li, Kelei Zhuo
Facile synthesis of coumarin via the tandem reaction of salicylaldehyde with aryl-substituted 1,1-dibromo-1-alkene was developed.
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A metal-free dyotropic-like rearrangement of 2-oxa allylic alcohols in the presence of organoboronic acids

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9879-9882
DOI: 10.1039/C4CC03450C, CommunicationWeimin Ye, Wenbo Li, Junliang Zhang
An unprecedented dyotropic-like rearrangement of 2-oxa allylic alcohols in the presence of catalytic amounts of Selectfluor and DABCO was reported.
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Highly selective directed arylation reactions via back-to-back dehydrogenative C-H borylation/arylation reactions

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9883-9886
DOI: 10.1039/C4CC02499K, CommunicationEric C. Keske, Brandon D. Moore, Olena V. Zenkina, Ruiyao Wang, Gabriele Schatte, Cathleen M. Crudden
Dimeric rhodium N-heterocyclic carbene complexes are demonstrated to be effective catalyst precursors for directed C-H borylation reactions at room temperature.
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Chirality-switchable circularly polarized luminescence in solution based on the solvent-dependent helix inversion of poly(quinoxaline-2,3-diyl)s

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9951-9953
DOI: 10.1039/C4CC03944K, CommunicationYuuya Nagata, Tsuyoshi Nishikawa, Michinori Suginome
Poly(quinoxaline-2,3-diyl)s containing (S)-2-methylbutoxy side chains were found to exhibit chirality-switchable blue circularly polarized luminescence (CPL).
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An STM study of molecular exchange processes in organic thin film growth

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9954-9957
DOI: 10.1039/C4CC03656E, CommunicationJose M. Gallego, David Ecija, Nazario Martin, Roberto Otero, Rodolfo Miranda
PCBM molecules deposited on an exTTF layer grown on Au(111) exchange places with the exTTF molecules, expelling them to the outer surface, even at 150 K, when the surface diffusion of the exTTF molecules is completely frozen.
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Modulated SmAb phases formed by anchor shaped liquid crystalline molecules

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9903-9906
DOI: 10.1039/C4CC03059A, CommunicationKarina Geese, Marko Prehm, Carsten Tschierske
Bent-core molecules with a lateral alkyl chain form new modulated biaxial SmAb phases combining long range and short range periodicities in two or three directions.
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Nano-scale characterization of binary self-assembled monolayers under an ambient condition with STM and TERS

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9862-9864
DOI: 10.1039/C4CC02754J, CommunicationNoriko N. Horimoto, Shigeru Tomizawa, Yasuhiko Fujita, Shinji Kajimoto, Hiroshi Fukumura
Gold surfaces were modified by benzyl-mercaptan (BM) and then partly replaced with benzenethiol (BT), which formed binary self-assembled monolayers (SAM).
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One-step preparation of mirror-like NiS nanosheets on ITO for the efficient counter electrode of dye-sensitized solar cells

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9869-9871
DOI: 10.1039/C4CC03798G, CommunicationXun Sun, Jie Dou, Fengyan Xie, Yafeng Li, Mingdeng Wei
A just one-hour hydrothermal method was developed to synthesize a mirror-like nickel sulfide counter electrode without any post-treatment.
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Rhodium(III)-catalyzed olefinic C-H alkynylation of enamides at room temperature

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9865-9868
DOI: 10.1039/C4CC04072D, CommunicationChao Feng, Daming Feng, Teck-Peng Loh
Rh(III)-catalyzed C-H olefinic alkynylation of enamides for the stereospecific construction of synthetically useful Z-type enynamides is reported. This protocol displays good functionality tolerance and operational simplicity thus providing an alternative synthetic opportunity for the ease of access to specific 1,3-enyne derivatives.
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A novel fluorescence probe for estimation of cysteine/histidine in human blood plasma and recognition of endogenous cysteine in live Hct116 cells

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9899-9902
DOI: 10.1039/C4CC04214J, CommunicationUpendar Reddy G., Hridesh Agarwalla, Nandaraj Taye, Suvankar Ghorai, Samit Chattopadhyay, Amitava Das
A new cell membrane permeable reagent for detection of endogenous Cys as well as quantitative estimation of Cys and His in a human blood plasma sample.
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An integration of condensation/Ullmann-type coupling/bicyclization sequences: copper-catalyzed three-component direct synthesis of [1,2,4]triazolo[1,5-b]isoquinolin-5(1H)-ones

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9914-9916
DOI: 10.1039/C4CC03420A, CommunicationFeng-Cheng Jia, Cheng Xu, Qun Cai, An-Xin Wu
A highly efficient three-component domino protocol has been developed for the synthesis of [1,2,4]triazolo[1,5-b]isoquinolin-5(1H)-ones from simple and readily available o-halogenated benzohydrazides, aldehydes and nitriles.
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A silver nanowire-based tip suitable for STM tip-enhanced Raman scattering

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9839-9841
DOI: 10.1039/C4CC02750G, CommunicationYasuhiko Fujita, Rie Chiba, Gang Lu, Noriko N. Horimoto, Shinji Kajimoto, Hiroshi Fukumura, Hiroshi Uji-i
A chemically synthesized silver nanowire was used for atomic-resolution STM imaging and tip-enhanced Raman scattering (TERS) spectroscopy, yielding excellent reproducibility.
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Systematic synthesis of sulfated oligofucosides and their effect on breast cancer MCF-7 cells

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9831-9834
DOI: 10.1039/C4CC03544E, CommunicationShinsuke Arafuka, Nozomi Koshiba, Daisuke Takahashi, Kazunobu Toshima
A designed and synthesized sulfated tetrafucoside effectively induced apoptosis in MCF-7 cells through activation of caspase-8.
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Well-defined transition metal hydrides in catalytic isomerizations

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9816-9826
DOI: 10.1039/C4CC02399D, Feature ArticleEvgeny Larionov, Houhua Li, Clement Mazet
This Feature Article intends to provide an overview of a variety of catalytic isomerization reactions that have been performed using well-defined transition metal hydride precatalysts.
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Fluorescent silver nanoclusters stabilized by DNA scaffolds

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9800-9815
DOI: 10.1039/C4CC02981J, Feature ArticleZhiqin Yuan, Ying-Chieh Chen, Hung-Wen Li, Huan-Tsung Chang
This feature article summarizes the synthesis, optical properties, and analytical applications of highly fluorescent and biocompatible DNA stabilized silver nanoclusters.
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A novel fully water-soluble Cu(I) probe for fluorescence live cell imaging

Chem. Commun. - 3 August, 2014 - 17:17

Chem. Commun., 2014, 50,9835-9838
DOI: 10.1039/C4CC02147A, CommunicationMaria Laura Giuffrida, Enrico Rizzarelli, Gaetano A. Tomaselli, Cristina Satriano, Giuseppe Trusso Sfrazzetto
Monovalent copper detection in solution and in living cells by a new probe is shown. Total water solubility, localization in mitochondria and negligible toxicity of OBEP-CS1 make it suitable for in vitro measurements.
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Here's to the future

J. Material Chem. - 9 December, 2012 - 10:17

J. Mater. Chem., 2012, 22,24981-24982
DOI: 10.1039/C2JM90176E, Editorial
Liz Dunn (Editor) and Seth Marder (Chair of the Editorial Board) commemorate Journal of Materials Chemistry and look back over some of the highlights of the last 22 years.
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Improved anti-proliferative effect of doxorubicin-containing polymer nanoparticles upon surface modification with cationic groups

J. Material Chem. - 9 December, 2012 - 10:17

J. Mater. Chem., 2012, 22,25463-25470
DOI: 10.1039/C2JM35420A, PaperSai Archana Krovi, Elden P. Swindell, Thomas V. O'Halloran, SonBinh T. Nguyen
Cationic functionalization stabilizes doxorubicin-containing polymer nanoparticles against aggregation and improved their anti-proliferative effect against MDA-MB-231-Br cancer cells.
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