Chem. Commun.

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Upconversion luminescent logic gates and turn-on sensing of glutathione based on two-photon excited quantum dots conjugated with dopamine

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06181K, CommunicationRijun Gui, Hui Jin, Xifeng Liu, Zonghua Wang, Feifei Zhang, Jianfei Xia, Min Yang, Sai Bi
This article reported the two-photon excited quantum dots-based novel upconversion luminescent logic gates for turn-on sensing of glutathione.
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Framework Stabilization of Si-Rich LTA Zeolite Prepared in Organic-Free Media

19 October, 2014 - 13:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07396G, CommunicationMarlon T Conato, Matthew D Oleksiak, B. Peter McGrail, Radha Kishan Motkuri, Jeffrey D Rimer
Zeolite HOU-2 (LTA type) is prepared with the highest silica content (Si/Al = 2.1) reported for Na-LTA zeolites without the use of an organic structure-directing agent. The rational design of...
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Orthogonal Selectivity with Cinnamic Acids in 3- substituted Benzofuran Synthesis through C-H Olefination of Phenols

19 October, 2014 - 13:17
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC07026G, CommunicationSoumitra Agasti, Upendra Sharma, Togati Naveen, Debabrata Maiti
A palladium catalyzed intermolecular annulation of cinnamic acids and phenols has been achieved for the selective synthesis of 3-substituted benzofurans. Isotope labeling, competition experiments, kinetic studies, and intermediate trapping have...
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A rapid and divergent access to chiral azacyclic nucleoside analogues via highly enantioselective 1,3-dipolar cycloaddition of [small beta]-nucleobase substituted acrylates

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06632D, CommunicationQi-Liang Yang, Ming-Sheng Xie, Chao Xia, Huan-Li Sun, Dan-Jie Zhang, Ke-Xin Huang, Zhen Guo, Gui-Rong Qu, Hai-Ming Guo
A rapid and divergent access to chiral azacyclic nucleoside analogues was developed via enantioselective 1,3-dipolar cycloaddition of [small beta]-nucleobase substituted acrylates.
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A highly efficient Pd-catalyzed decarboxylative ortho-arylation of amides with aryl acylperoxides

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06457G, CommunicationDengke Li, Ning Xu, Yicheng Zhang, Lei Wang
A Pd-catalyzed decarboxylative ortho-arylation of amides with aryl acylperoxides was developed. Anilides afforded ortho-arylation products, and N-methoxyarylamides gave phenanthridinones.
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Ru-catalyzed decarboxylative cyclization of mandelic acids with acrylates: facile access to the phthalide skeleton

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06331G, CommunicationLili Chen, Hongji Li, Feng Yu, Lei Wang
A Ru-catalyzed decarboxylative cyclization of mandeic acids with acrylates was developed, which provides an efficient route to the phthalide skeleton.
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Extending the shell-isolated nanoparticle-enhanced Raman spectroscopy approach to interfacial ionic liquids at single crystal electrode surfaces

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06269H, CommunicationMeng Zhang, Li-Juan Yu, Yi-Fan Huang, Jia-Wei Yan, Guo-Kun Liu, De-Yin Wu, Zhong-Qun Tian, Bing-Wei Mao
We employ, for the first time, SHINERS to study single crystal electrode surfaces in ionic liquids, and combine DFT calculations to elucidate the structural details of imidazolium-based ionic liquid-Au single crystal electrode interfaces.
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Redox-induced fluoride ligand dissociation stabilized by intramolecular hydrogen bonding

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06832G, CommunicationCameron M. Moore, Nathaniel K. Szymczak
Appended hydrogen-bonding groups enable the reduction and F- capture of a tripodal copper fluoride complex.
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Direct exfoliation of carbon allotropes with structural analogues of self-assembled nanostructures and their photovoltaic applications

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05929H, CommunicationWoochul Lee, Dong-Woo Lee, Myongsoo Lee, Jong-In Hong
The self-assembled nanostructures of amphiphilic molecules enabled a direct exfoliation of carbon allotropes, which were successfully introduced into the HTL layer.
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[small alpha]-Trifluoromethyl-(indol-3-yl)methanols as trifluoromethylated C3 1,3-dipoles: [3+2] cycloaddition for the synthesis of 1-(trifluoromethyl)-cyclopenta[b]indole alkaloids

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05895J, CommunicationJinhuan Dong, Ling Pan, Xianxiu Xu, Qun Liu
Easily available [small alpha]-trifluoromethyl 3-indolylmethanol silyl ethers acting as the trifluoromethylated C3 1,3-dipoles in the preparation of 1-trifluoromethyl cyclopenta[b]indole alkaloids.
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Practical synthesis of pyrazoles via a copper-catalyzed relay oxidation strategy

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06747A, CommunicationXiaodong Tang, Liangbin Huang, Jidan Yang, Yanli Xu, Wanqing Wu, Huanfeng Jiang
An efficient Cu-catalyzed cascade reaction involving N-O bond cleavage and C-C/C-N/N-N bond formations is developed to afford various 1,3- and 1,3,4-substituted pyrazoles.
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QM/MM simulations as an assay for carbapenemase activity in class A [small beta]-lactamases

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06495J, CommunicationEwa I. Chudyk, Michael A. L. Limb, Charlotte Jones, James Spencer, Marc W. van der Kamp, Adrian J. Mulholland
Carbapenemases are distinguished from carbapenem-inhibited [small beta]-lactamases with a protocol involving QM/MM free energy simulations of acyl-enzyme deacylation, requiring only the enzyme 3D structure as input.
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Fabrication of porous Co3O4 nanowires with high CO sensing performance at a low operating temperature

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05498A, CommunicationZhifeng Dou, Changyan Cao, Yong Chen, Weiguo Song
Fluoride doped porous Co3O4 nanowires show superior CO gas-sensing performances at a low operating temperature (Top [less-than-or-equal] 100 [degree]C).
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Janus ultrathin film from multi-level self-assembly at air-water interfaces

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC06798C, CommunicationHongbin Zhang, Rui Hao, John K. Jackson, Mu Chiao, Haifeng Yu
Ultrathin Janus films were fabricated by simply dropping THF solution of azopyridine derivatives and PAA on the air-water interface. Due to the unique environment-guided multi-level self-assembly process on molecular and microscopic scales, the film exhibits novel surface structure and distinct water wetting abilities on its different sides.
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Self-catalytic synthesis of metal oxide nanoclusters@mesoporous silica composites based on successive spontaneous reactions at near neutral conditions

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC07319C, CommunicationFang Cui, Tieyu Cui
We report a self-catalytic strategy for the facile synthesis of metal oxide nanoclusters@mesoporous silica by subtly making use of successive spontaneous reactions (i.e. nucleophilic substitution, self-catalytic hydrolyzation and polycondensation reaction) in water-ethanol solution at near neutral conditions.
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A single-chain magnet based on linear [MnIII2MnII] units

19 October, 2014 - 13:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05687F, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported Licence.Constantina Papatriantafyllopoulou, Sotiris Zartilas, Manolis J. Manos, Celine Pichon, Rodolphe Clerac, Anastasios J. Tasiopoulos
The synthesis, structure and single-chain magnet properties of a unique one-dimensional coordination polymer based on a linear mixed valent [MnIII2MnII] repeating unit are described.
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Three-dimensional spider-web architecture assembled from Na2Ti3O7 nanotubes as a high performance anode for a sodium-ion battery

19 October, 2014 - 13:17

Chem. Commun., 2014, 50,14029-14032
DOI: 10.1039/C4CC06451H, CommunicationYuping Zhang, Lin Guo, Shihe Yang
Na inserted/extracted into/from spider web-like architectures assembled from Na2Ti3O7 nanotubes behave as natural spiders feeding on themselves.
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Probing the role of an FeIV tetrazene in catalytic aziridination

19 October, 2014 - 13:17

Chem. Commun., 2014, 50,13967-13970
DOI: 10.1039/C4CC05124F, CommunicationS. Alan Cramer, Raul Hernandez Sanchez, Desirae F. Brakhage, David M. Jenkins
An iron(IV) tetrazene complex has been synthesized that is an important addition to a previously proposed catalytic aziridination cycle.
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Mild and metal-free oxy- and amino-fluorination for the synthesis of fluorinated heterocycles

19 October, 2014 - 13:17

Chem. Commun., 2014, 50,13928-13931
DOI: 10.1039/C4CC05027D, CommunicationDixit Parmar, Magnus Rueping
An intramolecular fluoro-cyclisation reaction of benzylic alcohols and amines under mild conditions has been developed. The reaction proceeds in the absence of any metal catalyst or base and provides access to fluorinated isobenzofurans and isoindolines with good yields and modest diastereoselectivity.
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Multicomponent decarboxylative allylations

19 October, 2014 - 13:17

Chem. Commun., 2014, 50,14049-14052
DOI: 10.1039/C4CC07253G, CommunicationYamuna Ariyarathna, Jon A. Tunge
The in situ formation of [small beta]-oxo carboxylates leads to selective three- and four-component decarboxylative allylations.
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