Chem. Commun.

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A facile approach for the preparation of tunable acid nano-catalysts with a hierarchically mesoporous structure

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7652-7655
DOI: 10.1039/C4CC01881H, CommunicationYoungbo Choi, Yang Sik Yun, Hongseok Park, Dae Sung Park, Danim Yun, Jongheop Yi
A semi one-pot strategy to prepare tunable acid nano-catalysts with a hierarchically mesoporous structure is reported. The developed catalysts exhibit a high activity and stability in acid-catalysis.
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Nitrogen and transition-metal codoped titania nanotube arrays for visible-light-sensitive photoelectrochemical water oxidation

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7614-7616
DOI: 10.1039/C4CC02571G, CommunicationTomiko M. Suzuki, Gaku Kitahara, Takeo Arai, Yoriko Matsuoka, Takeshi Morikawa
Vertically aligned titanium dioxide nanotube (TNT) arrays codoped with N and 3d transition metals exhibited a significant enhancement in photoelectrochemical water oxidation activity under visible-light irradiation.
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Three-dimensional graphene oxide: a promising green and sustainable catalyst for oxidation reactions at room temperature

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7673-7676
DOI: 10.1039/C4CC02092H, CommunicationGil A. B. Goncalves, Sonia M. G. Pires, Mario M. Q. Simoes, M. Graca P. M. S. Neves, Paula A. A. P. Marques
Three-dimensional graphene oxide foam (3DGO) was found to be a highly efficient and recyclable catalyst for the oxidation of thioanisole at room temperature.
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Formation of a "pseudosuitane"-type complex between a triptycene-derived bis(crown ether) host and 1,1[prime or minute]-(anthracene-9,10-diyl)bis(N-benzylmethanaminium): a new method for the synthesis of linear polyrotaxanes

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7611-7613
DOI: 10.1039/C4CC02904F, CommunicationFei Zeng, Zheng Meng, Ying Han, Chuan-Feng Chen
Formation of a "pseudosuitane"-type complex based on triptycene-derived bis(crown ether) provides a new method for the synthesis of linear polyrotaxanes.
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Self-assembled nanoparticles as multifunctional drugs for anti-microbial therapies

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7649-7651
DOI: 10.1039/C4CC00349G, CommunicationManpreet Bhatti, Timothy D. McHugh, Lilia Milanesi, Salvador Tomas
Multifunctional nanoparticles that kill mycobacteria: nano-Trojan horses for photodynamic therapy and anti-TB drug delivery.
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Carbon nanoparticle-protected aptamers for highly sensitive and selective detection of biomolecules based on nuclease-assisted target recycling signal amplification

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7646-7648
DOI: 10.1039/C4CC02184C, CommunicationXiaoyan Lin, Liang Cui, Yishun Huang, Ya Lin, Yi Xie, Zhi Zhu, Bincheng Yin, Xi Chen, Chaoyong James Yang
A nuclease-assisted target recycling signal amplification method based on carbon nanoparticles for highly sensitive detection of biomolecules was developed.
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Copper-mediated pyrazole synthesis from 2,3-allenoates or 2-alkynoates, amines and nitriles

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7677-7679
DOI: 10.1039/C4CC02856B, CommunicationBo Chen, Can Zhu, Yang Tang, Shengming Ma
Three-component approaches affording fully substituted pyrazoles from 2,3-allenoates or 2-alkynoates, alkylic or benzylic amines, and nitriles have been established. The reaction proceeds via a sequential conjugate addition, 1,2-addition, and Cu(OAc)2-mediated N-N bond formation mechanism.
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Radical phosphinylation of [small alpha],[small alpha]-diaryl allylic alcohols with concomitant 1,2-aryl migration

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7642-7645
DOI: 10.1039/C4CC02114B, CommunicationXue-Qiang Chu, You Zi, Hua Meng, Xiao-Ping Xu, Shun-Jun Ji
A novel radical phosphinylation of [small alpha],[small alpha]-diaryl allylic alcohols with arylphosphine oxides was described for the direct preparation of [small alpha]-aryl-[small beta]-phosphinylated carbonyl ketones in medium to good yields via 1,2-aryl migration.
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Well-defined mono([small eta]3-allyl)nickel complex [triple bond, length as m-dash]MONi([small eta]3-C3H5) (M = Si or Al) grafted onto silica or alumina: a molecularly dispersed nickel precursor for syntheses of supported small size nickel nanoparticles

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7716-7719
DOI: 10.1039/C4CC02962C, CommunicationLidong Li, Edy Abou-Hamad, Dalaver H. Anjum, Lu Zhou, Paco V. Laveille, Lyndon Emsley, Jean-Marie Basset
A versatile method to prepare supported small size nickel nanoparticles (ca. 1-3 nm) is described.
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Room temperature spontaneous conversion of OCS to CO2 on the anatase TiO2 surface

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7712-7715
DOI: 10.1039/C4CC01992J, CommunicationSvatopluk Civis, Martin Ferus, Judit E. Sponer, Jiri Sponer, Ladislav Kavan, Marketa Zukalova
Spontaneous OCS disproportionation on the anatase surface has been observed and the mechanism has been explained using quantum chemical calculations.
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On-surface Ullmann polymerization via intermediate organometallic networks on Ag(111)

22 June, 2014 - 07:54

Chem. Commun., 2014, 50,7680-7682
DOI: 10.1039/C4CC02757D, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Johanna Eichhorn, Thomas Strunskus, Atena Rastgoo-Lahrood, Debabrata Samanta, Michael Schmittel, Markus Lackinger
The role of organometallic intermediates during on-surface polymerization via Ullmann coupling was studied on Ag(111).
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Reporting transient molecular events by DNA strand displacement

20 June, 2014 - 07:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03291H, CommunicationZhiyu Liu, Chengde Mao
Transient formation of DNA triplexes was reported by coupling with a permanent strand displacement reaction.
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Rhodanine dye-based small molecule acceptors for organic photovoltaic cells

20 June, 2014 - 07:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01695E, CommunicationYujeong Kim, Chang Eun Song, Sang-Jin Moon, Eunhee Lim
Two small molecule acceptors, composed of carbazole or fluorene cores and rhodanine dye ends, were synthesized and their high OPV performances up to 3.08% were demonstrated.
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Visible-light-enhanced Suzuki-Miyaura coupling reaction by cooperative photocatalysis with an Ru-Pd bimetallic complex

20 June, 2014 - 07:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03682D, CommunicationKohsuke Mori, Masayoshi Kawashima, Hiromi Yamashita
A photo-assisted Suzuki-Miyaura coupling reaction has been realized by a molecule Pd(II) complex containing a Ru(II)-polypyridyl derivative as a visible light photosensitizing unit.
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Selective ratiometric detection of H2O2 in water and in living cells with boronobenzo[b]quinolizinium derivatives

20 June, 2014 - 07:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC02283A, CommunicationRoberta Bortolozzi, Sebastian von Gradowski, Heiko Ihmels, Katy Schafer, Giampietro Viola
Fluorimetric detection of H2O2 is accomplished in water and in living cells by quantitative reaction of boronobenzo[b]quinolizinium derivatives with the analyte.
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Conversion of ([small eta]5-C2B9H10R)TaX3 (X = Me, NMe2) to ([small eta]6-C2B9H10R)TaX[prime or minute] (X[prime or minute] = NMe2, azaallyl) in the absence of a reducing agent: synthesis and structure of tantallacarboranes incorporating an arachno-[small

20 June, 2014 - 07:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03981E, CommunicationLi Xiang, Zuowei Xie
A facile conversion of nido-[small eta]5-C2B9H10R2- to arachno-[small eta]6-C2B9H10R4- in tantallacarboranes has been achieved via external coordination ligand promoted reductive elimination in the absence of any reducing agents.
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Cytochrome P450 enzyme functionalized-quantum dots as photocatalysts for drug metabolism

20 June, 2014 - 07:17

Chem. Commun., 2014, 50,7607-7610
DOI: 10.1039/C4CC01717J, CommunicationXuan Xu, Jing Qian, Jiachao Yu, Yuanjian Zhang, Songqin Liu
A light-controlled drug metabolism system was successfully designed by using cytochrome P450 2C9 (CYP2C9) functionalized CdTe QDs as photocatalysts.
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Progressive acylation of pyrene engineers solid state packing and colour via C-HH-C, C-HO and [small pi]-[small pi] interactions

20 June, 2014 - 07:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01897D, CommunicationShinaj K. Rajagopal, Abbey M. Philip, Kalaivanan Nagarajan, Mahesh Hariharan
Sandwich herringbone-herringbone-brickwork-columnar crystal ordering, achieved through successive Friedel-Crafts acylation of pyrene, forms the basis for diverse solid-state colouring and blue-green-orange fluorescent crystals.
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Use of residual dipolar couplings in conformational analysis of meta-disubstituted calix[4]arenes

20 June, 2014 - 07:17

Chem. Commun., 2014, 50,7590-7592
DOI: 10.1039/C4CC02274B, CommunicationLukas Vrzal, Karolina Flidrova, Tomas Tobrman, Hana Dvorakova, Pavel Lhotak
The RDC techniques can be successfully applied to describe the unusual dynamic behaviour of calixarenes with a unique substitution pattern - meta-disubstituted calixarenes.
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Oxamato-based coordination polymers: recent advances in multifunctional magnetic materials

20 June, 2014 - 07:17

Chem. Commun., 2014, 50,7569-7585
DOI: 10.1039/C4CC01734J, Feature ArticleThais Grancha, Jesus Ferrando-Soria, Maria Castellano, Miguel Julve, Jorge Pasan, Donatella Armentano, Emilio Pardo
The design and synthesis of novel examples of multifunctional magnetic materials based on the so-called coordination polymers (CPs) have become very attractive for chemists and physicists due to their potential applications in nanoscience and nanotechnology.
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