Chem. Commun.

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Intramolecular N-HCl hydrogen bonds in the outer coordination sphere of a bipyridyl bisurea-based ligand stabilize a tetrahedral FeLCl2 complex

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7173-7175
DOI: 10.1039/C4CC02297A, CommunicationJesse V. Gavette, Christina M. Klug, Lev N. Zakharov, Matthew P. Shores, Michael M. Haley, Darren W. Johnson
A bipyridyl-bisurea ligand coordinates a tetrahedral FeCl2 complex and demonstrates secondary coordination sphere influence through intramolecular hydrogen bonding to the chloride ligands.
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A multifunctional anomeric linker for the chemoenzymatic synthesis of complex oligosaccharides

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7132-7135
DOI: 10.1039/C4CC02222J, CommunicationAnthony R. Prudden, Zoeisha S. Chinoy, Margreet A. Wolfert, Geert-Jan Boons
A multifunctional linker makes it possible to purify enzymatically-synthesized glycans and can give compounds for microarray and analytical method development.
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Synthesis of multi-substituted vinylsilanes via copper(I)-catalyzed hydrosilylation reactions of allenes and propiolate derivatives with silylboronates

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7195-7197
DOI: 10.1039/C4CC01722F, CommunicationYun-He Xu, Liu-Hai Wu, Jun Wang, Teck-Peng Loh
An efficient and general copper(I)-catalyzed method for the synthesis of multi-substituted vinylsilanes is reported.
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A novel iron complex for highly efficient catalytic hydrogen generation from the hydrolysis of organosilanes

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7191-7194
DOI: 10.1039/C4CC02852J, CommunicationAlan Kay Liang Teo, Wai Yip Fan
Hydrolytic oxidation of silanes to dihydrogen and silanols catalyzed by an iron-based catalyst.
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Aryloxymaleimides for cysteine modification, disulfide bridging and the dual functionalization of disulfide bonds

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7139-7142
DOI: 10.1039/C4CC02107J, CommunicationCristina Marculescu, Hanno Kossen, Rachel E. Morgan, Patrick Mayer, Sally A. Fletcher, Berend Tolner, Kerry A. Chester, Lyn H. Jones, James R. Baker
Aryloxymaleimides represent 'next generation maleimides' of attenuated reactivity. We demonstrate their use in establishing novel bioconjugation procedures at disulfide bonds.
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Humidity-triggered self-healing films with excellent oxygen barrier performance

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7136-7138
DOI: 10.1039/C4CC01970A, CommunicationYibo Dou, Awu Zhou, Ting Pan, Jingbin Han, Min Wei, David G. Evans, Xue Duan
Hybrid films were fabricated via layer-by-layer assembly of layered double hydroxide (LDH) nanoplatelets and poly(sodium styrene-4-sulfonate) (PSS) followed by incorporation of poly(vinyl alcohol) (PVA), which show excellent oxygen barrier performance with humidity-triggered self-healing capability.
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A near-infrared-emitting fluorescent probe for monitoring mitochondrial pH

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7184-7187
DOI: 10.1039/C4CC01390E, CommunicationPing Li, Haibin Xiao, Yinfang Cheng, Wen Zhang, Fang Huang, Wei Zhang, Hui Wang, Bo Tang
We describe a new fluorescent probe with near-infrared emission and unusually large Stokes shift. It accurately and dynamically estimates small changes in mitochondrial pH.
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Enhanced charge-discharge properties of SnO2 nanocrystallites in confined carbon nanospace

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7143-7146
DOI: 10.1039/C4CC02716G, CommunicationShinji Oro, Koki Urita, Isamu Moriguchi
The reversibility of SnO2-Sn conversion and Sn-Li alloying/de-alloying reactions was greatly enhanced by the confinement of SnO2 nanocrystallites in regulated carbon nanospace.
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A photochromic supramolecular polymer based on bis-p-sulfonatocalix[4]arene recognition in aqueous solution

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7166-7168
DOI: 10.1039/C4CC02672A, CommunicationXuyang Yao, Teng Li, Sheng Wang, Xiang Ma, He Tian
A photochromic supramolecular polymer was fabricated via bis-p-sulfonatocalix[4]arene recognition, showing colour switching and morphology change under alternative UV/Vis light stimuli.
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Manganese porphyrin-double stranded DNA complex guided in situ deposition of polyaniline for electrochemical thrombin detection

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7169-7172
DOI: 10.1039/C4CC02608J, CommunicationShunbi Xie, Yaqin Chai, Yali Yuan, Ruo Yuan
This work describes an aptasensor based on in situ generation of polyaniline as a redox mediator by using MnTMPyP-dsDNA as a catalyst and template.
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[{Cu(IPr)}2([small mu ]-OH)][BF4]: synthesis and halide-free CuAAC catalysis

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7154-7156
DOI: 10.1039/C4CC03346A, CommunicationHoussein Ibrahim, Regis Guillot, Federico Cisnetti, Arnaud Gautier
The preparation under protic conditions of the first [small mu ]-hydroxo dicopper(I)-NHC complex is reported.
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Spiro-fused six-membered N-heterocyclic carbene: a new scaffold toward unique properties and activities

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7163-7165
DOI: 10.1039/C4CC01627K, CommunicationBin-Miao Yang, Kai Xiang, Yong-Qiang Tu, Shi-Heng Zhang, Deng-Tao Yang, Shao-Hua Wang, Fu-Ming Zhang
A new six-membered N-heterocyclic carbene (NHC) fused with a spiro-scaffold has been designed and synthesized.
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A single chain magnet involving hexacyanoosmate

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7150-7153
DOI: 10.1039/C3CC48972H, CommunicationEugenia V. Peresypkina, Anna M. Majcher, Michal Rams, Kira E. Vostrikova
The first single chain magnet (SCM) based on the orbitally degenerate [Os(CN)6]3- anion was prepared. The high energy barriers are a result of interplay of Mn3+ single-ion magnetic anisotropy and highly anisotropic three axes exchange interactions between the paramagnetic centres.
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Colloidal synthesis and photocatalytic properties of orthorhombic AgGaS2 nanocrystals

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7128-7131
DOI: 10.1039/C4CC01778A, CommunicationCong-Min Fan, Michelle D. Regulacio, Chen Ye, Suo Hon Lim, Yuangang Zheng, Qing-Hua Xu, An-Wu Xu, Ming-Yong Han
Colloidal AgGaS2 nanocrystals with an orthorhombic crystal structure were successfully synthesized for the first time and were found to display promising photocatalytic behavior.
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Direct arylation of pyridines without the use of a transition metal catalyst

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7124-7127
DOI: 10.1039/C4CC02546F, CommunicationYahui Li, Wei Liu, Chunxiang Kuang
This new reaction proceeds readily at room temperature without the use of any transition metal catalyst.
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Well-defined "clickable" copolymers prepared via one-pot synthesis

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7114-7116
DOI: 10.1039/C4CC02660H, CommunicationNegar Ghasdian, Mark A. Ward, Theoni K. Georgiou
Novel propargyl-functional block copolymers were prepared via a fast and easy one-pot synthesis without the need to protect the propargyl functionality.
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Micro-contact printing of graphene oxide nanosheets for fabricating patterned polymer brushes

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7103-7106
DOI: 10.1039/C4CC01467G, CommunicationPeng Xiao, Jincui Gu, Jing Chen, Jiawei Zhang, Rubo Xing, Yanchun Han, Jun Fu, Wenqin Wang, Tao Chen
Creating micropatterned GO-based polymer brushes via the combination of a micro-contact printing ([small mu ]CP) induced supramolecular self-assembly with self-initiated photografting and photopolymerization (SIPGP).
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Molecular encoder-decoder based on an assembly of graphene oxide with dye-labelled DNA

12 June, 2014 - 05:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01242A, CommunicationYi He, Yuting Chen, Chongying Li, Hua Cui
A general strategy was developed to fabricate 2-to-1, 4-to-2 and 8-to-3 molecular encoders and a 1-to-2 decoder by assembling graphene oxide with various dye-labeled DNAs.
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Palladium-catalyzed aerobic oxidative allylic C-H arylation of alkenes with polyfluorobenzenes

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7202-7204
DOI: 10.1039/C4CC02023E, CommunicationHuanfeng Jiang, Wanfei Yang, Huoji Chen, Jianxiao Li, Wanqing Wu
Palladium-catalyzed aerobic oxidative direct allylic C-H arylation of alkenes, with polyfluorobenzenes, for the creation of allyl-aryl bonds, is reported.
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A quantum dot-based microRNA nanosensor for point mutation assays

12 June, 2014 - 05:17

Chem. Commun., 2014, 50,7160-7162
DOI: 10.1039/C4CC02034K, CommunicationYa-ping Zeng, Guichi Zhu, Xiao-yun Yang, Jun Cao, Zhi-liang Jing, Chun-yang Zhang
We have developed a quantum dot-based microRNA nanosensor to detect point mutations in the lung tissues of NSCLC patients.
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