Chem. Commun.

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N-type pyrazine and triazole-based luminogens with aggregation-enhanced emission characteristics

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC03181H, CommunicationMing Chen, Lingzhi Li, Han Nie, Yang Shi, Ju Mei, Jian Wang, Jing Zhi Sun, Anjun Qin, Ben Zhong Tang
N-type pyrazine-based 1,4- and 1,5-disubstituted 1,2,3-triazole derivatives, showing the unique aggregation-enhanced emission characteristics, were facilely prepared by the Cu- and Ru-catalysed azide-alkyne cycloadditions, respectively. Thanks to their electron-deficient property, they...
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C-H Functionalization of Cyclic Amines: Redox-Annulations with [small alpha],[small beta]-Unsaturated Carbonyl Compounds

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC03390J, CommunicationYoungKu Kang, Matthew T Richers, Conrad H Sawicki, Daniel Seidel
Cyclic amines such as pyrrolidine and 1,2,3,4-tetrahydroisoquinoline undergo redox-annulations with [small alpha],[small beta]-unsaturated aldehydes and ketones. Carboxylic acid promoted generation of a conjugated azomethine ylide is followed by 6[small pi]-electrocylization, and, in some...
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Highly-efficient cocatalyst-free H2-evolution over silica-supported CdS nanoparticle photocatalysts under visible light

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC02249E, CommunicationGuiyang Yu, Longlong Geng, Shujie Wu, Wenfu Yan, Gang Liu
Silica-supported CdS nanoparticle photocatalyst exhibits excellent visible-light driven H2 evolution activity without the use of a cocatalyst. The apparent quantum yield can reach 42% under 420 nm light illumination.
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Efficient chemoenzymatic synthesis of novel galacto-N-biose derivatives and their sialylated forms

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC03746H, CommunicationLei Li, Yonghui Liu, Tiehai Li, Wenjun Wang, Zaikuan Yu, Cheng Ma, Jingyao Qu, Wei Zhao, Xi Chen, Peng George Wang
Galacto-N-biose (GNB) derivatives were efficiently synthesized from galactose derivatives via a one-pot two-enzyme system containing two promiscuous enzymes from Bifidobacterium infantis: a galactokinase (BiGalK) and a d-galactosyl-b1-3-N-acetyl-D-hexosamine phosphorylase (BiGalHexNAcP). Mono-sialyl...
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Pd nanoparticles supported on hierarchically porous carbon derived from assembled nanoparticles of zeolitic imidazolate framework (ZIF-8) for methanol electrooxidation

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC03008K, CommunicationJun Li, Qi-Long Zhu, Qiang Xu
Hierarchically porous carbons with both micro- and mesopores synthesized by direct carbonization of assembled nanoparticles of ZIF-8 have been used as supports for Pd electrocatalysts for methanol electrooxidation for the...
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Synthesis of porous carbon fibers with strong anion exchange functional groups

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02695D, CommunicationWeihua Zheng, Jingtian Hu, Zheshen Han, Zixing Wang, Zhen Zheng, James Langer, James Economy
Hybrid porous carbon fibers with strong anion-exchangeable functional groups (HACAX) were synthesized by alkylation of pyrolyzed polyacrylonitrile.
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Correction: Progress and developments in the turbo Grignard reagent i-PrMgCl[middle dot]LiCl: a ten-year journey

21 May, 2015 - 18:54
Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC90243F, CorrectionRobert Li-Yuan Bao, Rong Zhao, Lei Shi
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One-pot selective synthesis of a fullerene bisadduct for organic solar cell applications

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02701B, CommunicationBolong Zhang, Jegadesan Subbiah, Yu-Ying Lai, Jonathan M. White, David J. Jones, Wallace W. H. Wong
Efficient synthesis of a single isomer of a fullerene bisadduct for organic solar cell applications was obtained using tether-directed functionalization in one pot over two steps.
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Controllable Synthesis of Hollow Mesoporous Silica Particles by a Facile One-Pot Sol-Gel Method

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC03025K, CommunicationJing-Chuan Song, Feifei Xue, Zhong-Yuan Lu, Zhao-Yan Sun
A simple and facile method is proposed for the fabrication of hollow mesoporous silica particles. The obtained hollow mesoporous silica particles are uniform and display highly monodispersity in size. More...
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A simple but highly efficient multi-formyl phenol/amine system for fluorescence detection of peroxide explosive vapour

21 May, 2015 - 18:54
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C5CC03406J, CommunicationWei Xu, Yanyan Fu, Yixun Gao, Junjun Yao, Tianchi Fan, Defeng Zhu, Qingguo He, Huimin Cao, Jiangong Cheng
A simple, highly stable, sensitive and selective fluorescent system for peroxide explosives was developed via an aromatic aldehyde oxidation reaction. The high efficiency arises from its higher HOMO level and...
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Deactivation of signal amplification by reversible exchange catalysis, progress towards in vivo application

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC01896J, CommunicationRyan E. Mewis, Marianna Fekete, Gary G. R. Green, Adrian C. Whitwood, Simon B. Duckett
The catalyst which is used in the signal amplification by reversible exchange (SABRE) process can be rapidly deactivated, thereby lengthening the relaxation time of the substrate.
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Rapid Markovnikov addition of HCl to a pendant alkyne: evidence for a quinoidal cumulene

21 May, 2015 - 18:54

Chem. Commun., 2015, 51,9362-9365
DOI: 10.1039/C4CC09696G, CommunicationSamantha G. Eaves, Sam J. Hart, Adrian C. Whitwood, Dmitry S. Yufit, Paul J. Low, Jason M. Lynam
The reaction of the vinylidene cations trans-[Ru([double bond, length as m-dash]C[double bond, length as m-dash]CH-C6H2-2,5-R2-4-C[triple bond, length as m-dash]CH)Cl(dppm)2]+ (R = H, Me) with chloride results in Markovnikov addition of HCl to the terminal alkyne, suggesting the intermediacy of a quinoidal cumulene complex.
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A bimetallic iridium(II) catalyst: [{Ir(IDipp)(H)}2][BF4]2 (IDipp = 1,3-bis(2,6-diisopropylphenylimidazol-2-ylidene))

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC03296B, CommunicationLaura Rubio-Perez, Manuel Iglesias, Julen Munarriz, Victor Polo, Pablo J. Sanz Miguel, Jesus J. Perez-Torrente, Luis A. Oro
A new Ir(II) complex [{Ir([small mu ]-[small kappa]CNHC,[small eta]6Dipp-IDipp)(H)}2][BF4]2 acts as a catalyst for the hydroalkynylation of imines according to an unprecedented mechanism.
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Near infrared light-driven liquid crystal phase transition enabled by hydrophobic mesogen grafted plasmonic gold nanorods

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02127H, CommunicationKarla G. Gutierrez-Cuevas, Ling Wang, Chenming Xue, Gautam Singh, Satyendra Kumar, Augustine Urbas, Quan Li
The photothermal effect of the embedded plasmonic gold nanorods can introduce the phase transition of thermotropic liquid crystals upon near infrared laser irradiation.
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Photoinduced electron transfer in a supramolecular triad produced by porphyrin anion-induced electron transfer from tetrathiafulvalene calix[4]pyrrole to Li+@C60

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC03061G, CommunicationChristina M. Davis, Kei Ohkubo, Aaron D. Lammer, Dong Sub Kim, Yuki Kawashima, Jonathan L. Sessler, Shunichi Fukuzumi
The use of separate recognition motifs, namely anion recognition and donor-acceptor interactions, has allowed the construction of a self-assembled triad.
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A Mo-doped TiNb2O7 anode for lithium-ion batteries with high rate capability due to charge redistribution

21 May, 2015 - 18:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC02221E, CommunicationHannah Song, Yong-Tae Kim
High rate capability of TiNb2O7 due to charge redistribution upon doping with Mo6+.
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Multiphoton luminescence imaging of chemically functionalized multi-walled carbon nanotubes in cells and solid tumors

21 May, 2015 - 18:54

Chem. Commun., 2015, 51,9366-9369
DOI: 10.1039/C5CC02675J, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.N. Rubio, L. M. Hirvonen, E. Z. Chong, J. T. W. Wang, M. Bourgognon, H. Kafa, H. A. F. M. Hassan, W. T. Al-Jamal, D. McCarthy, C. Hogstrand, F. Festy, K. T. Al-Jamal
A simplified scheme showing the non-linear photoluminescence properties of f-MWNTs and their potential use as imaging tools in cells and tumors.
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The development of a nucleus staining fluorescent probe for dynamic mitosis imaging in live cells

21 May, 2015 - 18:54

Chem. Commun., 2015, 51,9336-9338
DOI: 10.1039/C5CC02295A, CommunicationKrishna Kanta Ghosh, Yun-Mi Jeong, Nam-Young Kang, JungYeol Lee, Wan Si Yan Diana, Jun-Young Kim, Jaeduk Yoo, Dohee Kim, Yun Kyung Kim, Young-Tae Chang
The rapid and efficient synthesis of a novel fluorescent xanthone library (AX) and its application for the development of a new nucleus staining fluorescent probe (CDb12) for monitoring real-time mitosis progression in live cells is presented.
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Elucidating the intercalation mechanism of zinc ions into [small alpha]-MnO2 for rechargeable zinc batteries

21 May, 2015 - 18:54

Chem. Commun., 2015, 51,9265-9268
DOI: 10.1039/C5CC02585K, CommunicationBoeun Lee, Hae Ri Lee, Haesik Kim, Kyung Yoon Chung, Byung Won Cho, Si Hyoung Oh
The intercalation of zinc into 2 [times] 2 tunnel of an [small alpha]-MnO2 leads to reversible transition to a layered polymorph with an interlayer spacing of 11 A.
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P-O-B3 linkages in borophosphate glasses evidenced by high field 11B/31P correlation NMR

21 May, 2015 - 18:54

Chem. Commun., 2015, 51,9284-9286
DOI: 10.1039/C5CC01992C, CommunicationG. Tricot, B. Raguenet, G. Silly, M. Ribes, A. Pradel, H. Eckert
The presence of P-O-B3 linkages in borophosphate glasses has been evidenced by high field scalar NMR techniques.
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