Chem. Commun.

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"One pot and selective intermolecular aryl- and heteroaryltrifluoromethylation of alkenes by photoredox catalysis"

29 September, 2014 - 09:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07066F, CommunicationAude Carboni, Guillaume DAGOUSSET, Emmanuel Magnier, Geraldine Masson
We report herein the first photoredox-catalyzed intermolecular aryl- and heteroaryltrifluoromethylation of alkenes. Under the optimized conditions using Umemoto's reagent as CF3 source, a wide range of styrenes can be readily...
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High performance surface-enhanced Raman scattering from dummy molecular imprinting onto silver microspheres

29 September, 2014 - 09:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06535B, Communicationxin li, Shaona Chen, Yuanyuan Zhao, Limin Chang, Jingyao Qi
A new strategy for high performance SERS was proposed by using dummy molecular imprinting technique. The obtained core-shell composite can effective improve the signal-to-noise ratio and the veracity of trace...
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Cu2O mesoporous spheres with high internal diffusion capacity and improved catalytic ability for aza-Henry reaction driven by visible light

29 September, 2014 - 09:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06869F, CommunicationJun Wang, Jingwen Ma, Xiaojie Li, Yang Li, Guoliang Zhang, Fengbao Zhang, Xiaobin Fan
Mesoporous Cu2O spheres with large pore size (LP-Cu2O) bring out the better performance towards photocatalytic aza-Henry reaction than Cu2O spheres with small pore size (SP-Cu2O). This work highlights the internal...
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NZVI Modified Magnetic Filter Paper with High Redox and Catalytic Activities for Advanced Water Treatment Technologies

29 September, 2014 - 09:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06241H, CommunicationKumara Kasibhatta Datta, Eleni Petala, Kasibhatta Josena Datta, Jason A. Perman, Jiri Tucek, Petr Bartak, Michal Otyepka, Giorgio Zoppellaro, Radek Zboril
The in-situ synthesis of air-stable zero-valent iron nanoparticles (NZVI) embedded in cellulose fibers leads to an assembly of highly reactive magnetic filter papers. These engineered materials display a wide range...
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Integration of Graphene Oxide and DNA as Universal Platform for Multiple Arithmetic Logic Units

29 September, 2014 - 09:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC06033D, CommunicationKun Wang, Jiangtao Ren, Daoqing Fan, Yaqing Liu, Erkang Wang
By combination of graphene oxide with DNA, a universal platform was developed for integration of multiple logic gates to implement both half adder and half subtractor functions. A constant undifened...
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Enhanced DNA Toehold Exchange Reaction on Chip Surface to Discriminate Single-Base Changes

29 September, 2014 - 09:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07272C, CommunicationHuaguo Xu, Wei Deng, Fujian Huang, Shiyan Xiao, Gang Liu, Haojun Liang
In this study, a single-base change discrimination strategy was fabricated through enhanced DNA toehold exchange reaction on chip surface. DNA strand with single-base change (SNPs, insertion or deletion) at an...
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A convenient sol-gel approach to the preparation of nano-porous silica coatings with very low refractive indices

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05397D, CommunicationYulu Zhang, Chaoxia Zhao, Pingmei Wang, Longqiang Ye, Jianhui Luo, Bo Jiang
Silica coatings with refractive indices (n) as low as 1.10 were prepared via a simple sol-gel process.
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The influence of the enantiomeric ratio of an organic ligand on the structure and chirality of metal-organic frameworks

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06190J, CommunicationIvan Burneo, Kyriakos C. Stylianou, Inhar Imaz, Daniel Maspoch
The modification of the enantiomeric ratio of a chiral ligand resulted in the isolation of three distinct MOFs.
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Bubble-induced transport of oil droplets in water

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06301E, CommunicationYing Chu, Qinmin Pan
An oil droplet wrapped with poly(N-isopropylacrylamide) grafted nanoparticles can repeatedly transport in water above or below 33 [degree]C.
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A 2D azine-linked covalent organic framework for gas storage applications

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05665E, CommunicationZhongping Li, Xiao Feng, Yongcun Zou, Yuwei Zhang, Hong Xia, Xiaoming Liu, Ying Mu
A highly crystalline and porous azine-linked covalent organic framework exhibits excellent CO2 uptake (17.7 wt%, 273 K and 1 bar) and high selectivity towards CO2 over N2 and CH4.
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Protein-based fluorescent metal nanoclusters for small molecular drug screening

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06914E, CommunicationYong Yu, Siu Yee New, Jianping Xie, Xiaodi Su, Yen Nee Tan
This communication reports a facile, fast (<10 min), and hitherto unreported drug screening method by comparing the fluorescence intensities of the in situ formed gold nanoclusters templated by drug-loaded proteins.
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Luminescent europium(III)-[small beta]-diketonate complexes hosted in nanozeolite L as turn-on sensors for detecting basic molecules

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05635C, CommunicationPeng Li, Yuzhao Zhang, Yige Wang, Yanji Wang, Huanrong Li
A very simple, effective and robust platform for detecting basic molecule vapors based on the encapsulation of Eu3+-[small beta]-diketonate complexes within a nanozeolite L framework using Lundford's ship-in-a-bottle procedure is reported.
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A lysosome-targeted fluorescent chemodosimeter for monitoring endogenous and exogenous hydrogen sulfide by in vivo imaging

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05539J, CommunicationXiao Ju Zou, Yi Cheng Ma, Lin E. Guo, Wen Xiang Liu, Mei Juan Liu, Cheng Gang Zou, Ying Zhou, Jun Feng Zhang
A lysosome-targeted fluorescent chemodosimeter was developed for monitoring endogenous and exogenous H2S by in vivo imaging of HeLa cells, D. melanogaster and mutated C. elegans (SRP-6nulls).
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Porous polymer-based monolithic layers enabling pH triggered switching between superhydrophobic and superhydrophilic properties

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05915H, CommunicationYongqin Lv, Yao Cao, Frantisek Svec, Tianwei Tan
Porous polymer monolithic layers that enable reversible pH-responsive switching between superhydrophilicity and superhydrophobicity have been prepared via a "thiol-ene" click reaction.
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Direct enzyme-substrate affinity determination by real-time hyperpolarized 13C-MRS

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05418K, CommunicationL. J. Friesen-Waldner, C. N. Wiens, T. P. Wade, K. Thind, K. P. Sinclair, Y. Hovav, J. M. Gomori, J. Sosna, C. A. McKenzie, R. Katz-Brull
A direct determination of Km, a fundamental measure of enzyme-substrate affinity, is now possible without sample manipulation by real-time hyperpolarized 13C-MRS.
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Site-specific, reversible and fluorescent immobilization of proteins on CrAsH-modified surfaces for microarray analytics

29 September, 2014 - 09:17

Chem. Commun., 2014, 50,12761-12764
DOI: 10.1039/C4CC04120H, CommunicationJanine Schulte-Zweckel, Federica Rosi, Domalapally Sreenu, Hendrik Schroder, Christof M. Niemeyer, Gemma Triola
A novel technique for protein immobilization is presented. This approach enables an efficient, reversible and fluorogenic immobilization and the direct detection of the immobilized proteins without the need for secondary detection steps or label-free methods.
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High solid-state fluorescence in ring-shaped AEE-active tetraphenylsilole derivatives

29 September, 2014 - 09:17

Chem. Commun., 2014, 50,12714-12717
DOI: 10.1039/C4CC06203E, CommunicationYuanjing Cai, Kerim Samedov, Haley Albright, Brian S. Dolinar, Ilia A. Guzei, Rongrong Hu, Chaocan Zhang, Ben Zhong Tang, Robert West
Simple ring-shaped tetraphenylsilole derivatives with high solid-state fluorescence.
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Residual metallic impurities within carbon nanotubes play a dominant role in supposedly "metal-free" oxygen reduction reactions

29 September, 2014 - 09:17

Chem. Commun., 2014, 50,12662-12664
DOI: 10.1039/C4CC03271C, CommunicationLu Wang, Martin Pumera
ORR electrocatalysis on the supposedly metal-free carbon nanotubes is in fact due to the presence of residual metallic impurities within.
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Procedure-dependent construction of two isomers of trimeric self-assembled boronic esters

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05836D, CommunicationKosuke Ono, Ryo Aizawa, Taiki Yamano, Suguru Ito, Nobuhiro Yasuda, Kohei Johmoto, Hidehiro Uekusa, Nobuharu Iwasawa
Selective construction of two kinds of trimeric boronic esters was realized. A capsule-like trimer was constructed by the direct connection of different self-assembled boronic esters, while a tricyclic trimer was obtained by the self-assembly of pre-connected components.
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Hybrid high internal phase emulsion (HIPE) organogels with oil separation properties

29 September, 2014 - 09:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06674J, CommunicationTao Zhang, Yuanpeng Wu, Zhiguang Xu, Qipeng Guo
Hybrid HIPE organogels were prepared from pre-formed hybrid organogels which were formed from a triblock ionomer and Fe3O4 nanoparticles via charge-driven assembly. Magnetic materials can be obtained from these hybrid HIPE organogels simply by removal of solvents, and these novel materials have been confirmed to be excellent candidates for absorption of oil from water.
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