Chem. Commun.

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Reversible pH-controlled switching of an artificial antioxidant selenoenzyme based on pseudorotaxane formation and dissociation

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02038G, CommunicationJiaxi Li, Chengye Si, Hongcheng Sun, Junyan Zhu, Tiezheng Pan, Shengda Liu, Zeyuan Dong, Jiayun Xu, Quan Luo, Junqiu Liu
A conceptual smart GPx model that showed a response to pH stimuli was developed by using a simple selenium-containing compound and a cucurbit[6]uril-pseudorotaxane-based molecular switch.
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Biodegradable hollow silica nanospheres containing gold nanoparticle arrays

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02771C, CommunicationDomenico Cassano, Diego Rota Martir, Giovanni Signore, Vincenzo Piazza, Valerio Voliani
A protocol to synthesize novel inorganic nanosystems that could avoid the issue of persistence/accumulation in organisms is presented.
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Being two is better than one-catalytic reductions with dendrimer encapsulated copper- and copper-cobalt-subnanoparticles

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00347D, CommunicationMario Ficker, Johannes F. Petersen, Tina Gschneidtner, Ann-Louise Rasmussen, Trevor Purdy, Jon S. Hansen, Thomas H. Hansen, Soren Husted, Kasper Moth Poulsen, Eva Olsson, Jorn B. Christensen
Copper and copper-cobalt subnanoparticles have been synthesized using 4-carbomethoxypyrrolidone terminated PAMAM-dendrimers as templates.
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Radical polymerization of 2,3-dimethyl-1,3-butadiene in coordination nanochannels

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC01933H, CommunicationTakashi Uemura, Ryo Nakanishi, Shuto Mochizuki, Yasujiro Murata, Susumu Kitagawa
Radical polymerization of unpolymerizable sterically hindered butadiene was successfully performed in the nanochannels of porous coordination polymers.
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An organic anion template: a 24-nucleus silver cluster encapsulating a squarate dimer

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02782A, CommunicationKuan-Guan Liu, Su-Kun Chen, Yu-Mei Lin, Quan-Ming Wang
An unprecedented organic anion templated silver cluster has been isolated, leading to unusual [small pi]-[small pi] interaction within the encapsulated squarate dimer.
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Reversible conversion of valence-tautomeric copper metal-organic frameworks dependent single-crystal-to-single-crystal oxidation/reduction: a redox-switchable catalyst for C-H bonds activation reaction

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02432C, CommunicationChao Huang, Jie Wu, Chuanjun Song, Ran Ding, Yan Qiao, Hongwei Hou, Junbiao Chang, Yaoting Fan
Reversible structural transformations proceeded between a CuI framework and a CuICuII framework, which endowed them as a redox-convertible catalyst.
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High proton conduction in a new alkali metal-templated open-framework aluminophosphate

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9317-9319
DOI: 10.1039/C5CC03116H, CommunicationYanjun Sun, Yan Yan, Yanyan Wang, Yi Li, Jiyang Li, Jihong Yu
High proton conduction has been found in a new alkali metal-templated open-framework aluminophosphate Na6[(AlPO4)8(OH)6][middle dot]8H2O with 2D intersecting 8-ring channels.
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The promotion effect of isolated potassium atoms with hybridized orbitals in catalytic oxidation

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02476E, CommunicationFei Xu, Zhiwei Huang, Pingping Hu, Yaxin Chen, Lei Zheng, Jiayi Gao, Xingfu Tang
The promotion effect of isolated potassium atoms in catalytic oxidation was investigated by studying their geometric and electronic structures.
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N-Heterocyclic carbene-catalyzed [2+3] cyclocondensation of [small alpha]-chloroaldehydes with azomethine imines

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9328-9331
DOI: 10.1039/C5CC01238D, CommunicationZhong-Hua Gao, Xiang-Yu Chen, Jin-Tang Cheng, Wei-Lin Liao, Song Ye
The N-heterocyclic carbene-catalyzed enantioselective [2+3] cyclocondensation of [small alpha]-chloroaldehydes with azomethine imines was developed to give the corresponding pyrazolidinones in good yields with excellent enantioselectivities.
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Synthetic anion transporters that bear a terminal ethynyl group

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9339-9342
DOI: 10.1039/C5CC01903F, CommunicationEun-Bee Lee, Hyunil Ryu, Insu Lee, Sangbaek Choi, Jung-Ho Hong, Sun Min Kim, Tae-Joon Jeon, Dong-Gyu Cho
Non-pyrrolic synthetic anion transporters without cytotoxicity are capable of transporting the chloride anion through membranes.
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Detection of microRNA SNPs with ultrahigh specificity by using reduced graphene oxide-assisted rolling circle amplification

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02039E, CommunicationXiaoli Zhu, Yalan Shen, Jiepei Cao, Li Yin, Fangfang Ban, Yongqian Shu, Genxi Li
By adopting reduced graphene oxide into a rolling cycle amplification system, we find that the specificity can be greatly improved, which would contribute to the accurate identification of miRNA SNPs.
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A novel shell-like supramolecular assembly of 4,4[prime or minute]-bipyridyl derivatives and a twisted cucurbit[14]uril molecule

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02653A, CommunicationQing Liu, Qing Li, Xiao-Jie Cheng, Yun-Yun Xi, Bo Xiao, Xin Xiao, Qing Tang, Ying Huang, Zhu Tao, Sai-Feng Xue, Qian-Jiang Zhu, Jian-Xin Zhang
This work showed that the bipyridyl core and alkyl chains of 4,4[prime or minute]-bipyridyl derivatives are located in shell-like cavities of the twisted cucurbit[14]uril molecule and formed novel shell-like 1 : 1 inclusion complexes.
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Long-decay near-infrared-emitting doped quantum dots for lifetime-based in vivo pH imaging

25 May, 2015 - 19:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC03046C, CommunicationChi Chen, Pengfei Zhang, Li Zhang, Duyang Gao, Guanhui Gao, Yong Yang, Wenjun Li, Ping Gong, Lintao Cai
Long-decay near-infrared-emitting doped quantum dots were synthesized for lifetime-based in vivo pH imaging.
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Stable and efficient hole transporting materials with a dimethylfluorenylamino moiety for perovskite solar cells

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9305-9308
DOI: 10.1039/C5CC01471A, CommunicationHyeju Choi, Jin Woo Cho, Moon-Sung Kang, Jaejung Ko
This communication describes the synthesis of two novel HTMs with a dimethylfluorenylamino moiety. The fluorenyl moiety plays a key role in preventing aggregation via molecular stacking and greater resistance to degradation, which resulted in a significant improvement in stability.
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Al(OH)3 facilitated synthesis of water-soluble, magnetic, radiolabelled and fluorescent hydroxyapatite nanoparticles

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9332-9335
DOI: 10.1039/C5CC02259B, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.X. Cui, M. A. Green, P. J. Blower, D. Zhou, Y. Yan, W. Zhang, K. Djanashvili, D. Mathe, D. S. Veres, K. Szigeti
Radiolabelling, magnetic and fluorescent properties are incorporated in one single Fe3O4@HA nanoparticle with potential application as trimodal probes.
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Biotin-guided anticancer drug delivery with acidity-triggered drug release

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9343-9345
DOI: 10.1039/C5CC03003J, CommunicationSoyeon Park, Eunjin Kim, Won Young Kim, Chulhun Kang, Jong Seung Kim
A novel biotin-guided anticancer drug delivery system, prodrug 9, consisting of biotin, nitrobenzene, and doxorubicin, with acid-triggered drug releasing capability was synthesized.
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In situ synthesis of Na2Ti7O15 nanotubes on a Ti net substrate as a high performance anode for Na-ion batteries

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9298-9300
DOI: 10.1039/C5CC02612A, CommunicationHuan Li, Hailong Fei, Xin Liu, Jie Yang, Mingdeng Wei
Na2Ti7O15 nanotubes on a Ti net substrate were fabricated for the first time and exhibited excellent cycling performance.
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Pendant ionic groups of conjugated oligoelectrolytes govern their ability to intercalate into microbial membranes

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9294-9297
DOI: 10.1039/C5CC01724F, CommunicationA. W. Thomas, C. Catania, L. E. Garner, G. C. Bazan
The ionic groups of lipid membrane intercalating conjugated oligoelectrolytes affect their interaction with E. coli and application in microbial fuel cells.
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RGD-decorated conjugated polymer particles as fluorescent biomedical probes prepared by Sonogashira dispersion polymerization

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9358-9361
DOI: 10.1039/C4CC10092A, CommunicationNaveed Anwar, Anne Rix, Wiltrud Lederle, Alexander J. C. Kuehne
We present a one-step Sonogashira dispersion polymerization generating monodisperse conjugated polymer particles with acetylene units on their surface. These moieties can be bio-functionalized using copper-free thiol-yne click chemistry providing fluorescent probes for cell labelling and imaging.
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A simple fluorescent off-on probe for the discrimination of cysteine from glutathione

25 May, 2015 - 19:54

Chem. Commun., 2015, 51,9388-9390
DOI: 10.1039/C5CC02788H, CommunicationXinghui Gao, Xiaohua Li, Lihong Li, Jin Zhou, Huimin Ma
A simple fluorescent off-on probe for discrimination of cysteine from glutathione has been developed by combining resorufin with 7-nitrobenzofurazan.
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