Chem. Commun.

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Ethylaluminum as Ethylene Source for the Mizoroki-Heck-type Reaction. Rhodium-catalyzed Preparation of Stilbene Derivatives

17 December, 2014 - 03:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC09306B, CommunicationShota Tanaka, Kazuki Itami, Kazuhiro Sunahara, Go Tatsuta, Atsunori Mori
Treatment of organoaluminum reagent bearing aryl and ethyl groups furnishes 1,2-diarylethene derivatives in good to excellent yields by the catalysis of a rhodium complex, in which the ethyl group of...
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Gallium(III)- and calcium(II)-catalyzed Meyer-Schuster rearrangements followed by intramolecular aldol condensation or endo-Michael addition

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09514F, CommunicationM. Presset, B. Michelet, R. Guillot, C. Bour, S. Bezzenine-Lafollee, V. Gandon
The first gallium- and calcium-catalyzed Meyer-Schuster rearrangements are described. The incipient conjugated ketones can undergo calcium-catalyzed aldol condensation (a) or endo-Michael addition (b) with [small beta]-keto esters or amides.
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A polycation-induced secondary assembly of amphiphilic calixarene and its multi-stimuli responsive gelation behavior

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08721F, CommunicationKun-Peng Wang, Yong Chen, Yu Liu
A calixarene-based supramolecular hydrogel with reversible or irreversible gelation behaviors in response to external stimuli constructed via a hierarchical induced assembly strategy.
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Synthesis of poly(dihydroxystyrene-block-styrene) (PDHSt-b-PSt) by the RAFT process and preparation of organic-solvent-dispersive Ag NPs by automatic reduction of metal ions in the presence of PDHSt-b-PSt

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08366K, CommunicationYuta Saito, Hiroshi Yabu
We proposed a block copolymer PDHSt-b-PSt, that contains catechol groups in side chains of PDHSt moieties. The block copolymer was used as a reductant to synthesize organic-solvent-dispersive Ag NPs.
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A versatile efficient one-step approach for carbazole-pyridine hybrid molecules: highly efficient host materials for blue phosphorescent OLEDs

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08335K, CommunicationChao Tang, Ran Bi, Youtian Tao, Fangfang Wang, Xudong Cao, Shifan Wang, Tao Jiang, Cheng Zhong, Hongmei Zhang, Wei Huang
A series of carbazole-pyridine hybrid hosts were prepared by a convenient catalyst free C-N coupling reaction for high-efficiency blue electrophosphorescence.
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Coupling of carboxylic acids with internal alkynes by supported ruthenium catalysts: direct and selective syntheses of multi-substituted phthalide derivatives

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08461F, CommunicationHiroki Miura, Kentaro Tsutsui, Kenji Wada, Tetsuya Shishido
Supported ruthenium catalysts promote coupling of various kinds of aromatic carboxylic acids with internal alkynes, giving the corresponding multi-substituted phthalide derivatives in high yields. The supported Ru catalyst can be recycled at least five times with no loss of activity.
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Substrate selective amide coupling driven by encapsulation of a coupling agent within a self-assembled hexameric capsule

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08833F, CommunicationSonia Giust, Giorgio La Sorella, Laura Sperni, Giorgio Strukul, Alessandro Scarso
Encapsulation of a cationic carbodiimide condensing agent within a self-assembled hexameric capsule made of resorcin[4]arene units provides a nano-environment that efficiently steers the substrate selectivity in the amide synthesis reaction between carboxylic acids and primary amines.
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Cellular activity of siRNA oligonucleotides containing synthetic isomorphic nucleoside surrogates

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08809C, CommunicationDongwon Shin, Peter Lonn, Steven F. Dowdy, Yitzhak Tor
Singly and multiply modified synthetic siRNA oligonucleotides, containing highly isomorphic surrogate nucleobases, show high interference activity in cell culture.
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One-by-one single-molecule detection of mutated nucleobases by monitoring tunneling current using a DNA tip

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08227C, CommunicationPhuc Tan Bui, Tomoaki Nishino, Hiroshi Shiigi, Tsutomu Nagaoka
Simple stationary monitoring of the tunneling current using a DNA tip leads to single-molecule DNA detection and discovery of base mismatches and methylation.
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Solution and solid-phase halogen and C-H hydrogen bonding to perrhenate

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09242B, CommunicationCasey J. Massena, Asia Marie S. Riel, George F. Neuhaus, Daniel A. Decato, Orion B. Berryman
In the presence of perrhenate, two receptor molecules form unique multidentate halogen and hydrogen bonds in solution and solid phases.
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Catalytic hydrogen production from paraformaldehyde and water using an organoiridium complex

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC06581F, CommunicationTomoyoshi Suenobu, Yusuke Isaka, Satoshi Shibata, Shunichi Fukuzumi
A water-soluble iridium(III)-hydroxo complex catalyses the production of H2 from paraformaldehyde in water under basic conditions at 298 K.
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Photoswitching of triplet-triplet annihilation upconversion showing large emission shifts using a photochromic fluorescent dithienylethene-Bodipy triad as a triplet acceptor/emitter

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09202C, CommunicationKejing Xu, Jianzhang Zhao, Xiaoneng Cui, Jie Ma
A dithienylethene-Bodipy triad was used as a photoswitchable triplet acceptor/emitter for photoswitching of triplet-triplet annihilation upconversion with large emission wavelength changes.
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A luminescent metal-organic framework constructed using a tetraphenylethene-based ligand for sensing volatile organic compounds

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08945F, CommunicationXun-Gao Liu, Hui Wang, Bin Chen, Yang Zou, Zhi-Guo Gu, Zujin Zhao, Liang Shen
A tetraphenylethene-based porous metal-organic framework with 1D rhombus channels and strong fluorescence is prepared and applied to detect volatile organic compounds.
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Highly reversible capacity at the surface of a lithium-rich manganese oxide: a model study using an epitaxial film system

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC07758J, CommunicationS. Taminato, M. Hirayama, K. Suzuki, N. L. Yamada, M. Yonemura, J. Y. Son, R. Kanno
The surface region of a lithium-rich manganese oxide Li2MnO3 is intrinsically active at the electrochemical interface and exhibits a high discharge capacity over 300 mA h g-1 in the fiftieth cycle.
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Virtues and limitations of Pittsburgh green for ozone detection

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08244C, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Carlos Castello Beltran, Elliott A. Palmer, Benjamin R. Buckley, Felipe Iza
A recently proposed 2[prime or minute],7[prime or minute]-dichlorofluorescein (DCF)-derived fluorescent probe for the detection of ozone shows good selectivity against a number of reactive oxygen species and good pH stability for biological and environmental applications.
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Compact multi-enzyme pathways in P. pastoris

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08502G, CommunicationMartina Geier, Pia Fauland, Thomas Vogl, Anton Glieder
2A peptides enabling the coordinate expression of nine genes in P. pastoris represent a valuable tool for pathway construction and engineering.
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A novel supramolecular metallogel-based high-resolution anion sensor array

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC07814D, CommunicationQi Lin, Tao-Tao Lu, Xin Zhu, Bin Sun, Qing-Ping Yang, Tai-Bao Wei, You-Ming Zhang
A novel anion sensor array based on supramolecular metallogels has been developed. The sensor array could accurately identify CN-, SCN-, S2- and I- in water. Interestingly, the metallogel-based sensor array needs only one synthesized gelator G1.
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Amide-triazole isosteric substitution for tuning self-assembly and incorporating new functions into soft supramolecular materials

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08593K, CommunicationJurgen Bachl, Judith Mayr, Francisco J. Sayago, Carlos Cativiela, David Diaz Diaz
We report the proof-of-concept demonstration for the synthesis of novel supramolecular soft gel materials based on amide-triazole isometric substitution.
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Enhanced performance of dye-sensitized solar cells based on TiO2 nanotube membranes using an optimized annealing profile

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC08266D, CommunicationF. Mohammadpour, M. Moradi, K. Lee, G. Cha, S. So, A. Kahnt, D. M. Guldi, M. Altomare, P. Schmuki
Free standing TiO2 nanotube membranes are transferred onto FTO slides in front-side illuminated dye-sensitized solar cells (DSSCs). The electronic properties of the tubes and, as a result, the efficiency of the DSSCs can be considerably improved by ramped annealing.
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A facile and selective route to remarkably inert monocyclic NHC-stabilized boriranes

17 December, 2014 - 03:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09036E, CommunicationHolger Braunschweig, Christina Claes, Alexander Damme, Andrea Dei[German sz ligature}enberger, Rian D. Dewhurst, Christian Horl, Thomas Kramer
The first monocyclic carbene-stabilised boriranes are prepared, and are found to be remarkably inert under forcing conditions despite their high ring strain.
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