Chem. Commun.

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Regulating the piezofluorochromism of 9,10-bis(butoxystyryl)anthracenes by isomerization of butyl groups

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3403-3406
DOI: 10.1039/C4CC10196K, CommunicationYao Xiong, Xilong Yan, Yawen Ma, Yang Li, Guohui Yin, Ligong Chen
Isomerization of alkyl chains can effectively regulate the piezofluorochromism of AIE-active 9,10-bis(alkoxystyryl)anthracenes.
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Copper-catalyzed intermolecular and regioselective aminofluorination of styrenes: facile access to [small beta]-fluoro-N-protected phenethylamines

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3379-3382
DOI: 10.1039/C4CC10162F, CommunicationJorge Saavedra-Olavarria, Gean C. Arteaga, Jhon J. Lopez, Edwin G. Perez
A copper-catalyzed regio- and intermolecular aminofluorination of styrenes has been developed.
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Versatile polyiodopyrazoles: synthesis and biocidal promise

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3438-3441
DOI: 10.1039/C4CC09775K, CommunicationDeepak Chand, Jean'ne M. Shreeve
An efficient synthetic route provides ready access to polyiodopyrazoles, including 3,4,5-triiodopyrazole; further introduction of the diiodo-methyl group increases the iodine concentration which gives rise to anti bioagent detonation products I2 and HI, making these iodo compounds promising candidates as ingredients in agent defeat weapons (ADWs).
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Crystallization-induced red emission of a facilely synthesized biodegradable indigo derivative

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3375-3378
DOI: 10.1039/C4CC09540E, CommunicationCangjie Yang, Quang Thang Trinh, Xiaochen Wang, Yuxin Tang, Kai Wang, Shuo Huang, Xiaodong Chen, Samir H. Mushrif, Mingfeng Wang
A new crystallization-induced red-emitting luminogen based on a biodegradable indigo derivative forms well-defined microcrystals in tetrahydrofuran-water mixtures upon ultrasonication.
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Panchromatic luminescence from julolidine dyes exhibiting excited state intramolecular proton transfer

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3351-3354
DOI: 10.1039/C4CC09832C, CommunicationAdela Nano, Maria Pia Gullo, Barbara Ventura, Nicola Armaroli, Andrea Barbieri, Raymond Ziessel
The panchromatic emission from julolidine dyes modified for ESIPT is modulated by the substituent on the phenyl ring (R = I, C[triple bond, length as m-dash]CH).
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Indium-catalyzed, novel route to [small beta],[small beta]-disubstituted indanones via tandem Nakamura addition-hydroarylation-decarboxylation sequence

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3347-3350
DOI: 10.1039/C4CC09799H, CommunicationNimmakuri Rajesh, Dipak Prajapati
An indium-catalyzed, novel method for the generation of [small beta],[small beta]-disubstituted indanones was described. Indium(III) trifluoromethanesulfonate is reported as the multitasking catalyst that promotes tandem Nakamura addition-hydroarylation-decarboxylation process under one-pot conditions.
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A novel fabrication of a polymeric ionic liquid hybrid film modified electrode and its successful application to the electrogeneration of a superoxide anion in aqueous media

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3343-3346
DOI: 10.1039/C4CC08410A, CommunicationDilani Nilushika, Mohamed I. Awad, Mahmoud M. Saleh, Takeyoshi Okajima, Lanqun Mao, Takeo Ohsaka
An ionene polymer-ionic liquid hybrid was fabricated by electro-oxidative polymerization of N,N-dimethylaniline in [MPP]+[N(Tf)2]-, which can be applied for the electrogeneration of a superoxide anion in aqueous media.
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Asymmetric catalysis activated by visible light

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3290-3301
DOI: 10.1039/C4CC09268F, Feature ArticleEric Meggers
Recent advances in merging visible light activated photochemistry with asymmetric catalysis are summarized and discussed.
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Poly(vinyl ester 1,2,3-triazolium)s: a new member of the poly(ionic liquid)s family

11 February, 2015 - 18:54

Chem. Commun., 2015, 51,3332-3335
DOI: 10.1039/C4CC08847F, CommunicationM. M. Obadia, G. Colliat-Dangus, A. Debuigne, A. Serghei, C. Detrembleur, E. Drockenmuller
A new class of poly(ionic liquid) of the poly(vinyl ester) family has been synthesized using an original and modular synthetic route.
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Infrared laser triggered release of bioactive compounds from single hard shell microcapsules

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09745A, CommunicationTobias Vopel, Rebecca Scholz, Luca Davico, Magdalena Gro[German sz ligature}, Steffen Buning, Sabine Kareth, Eckhard Weidner, Simon Ebbinghaus
Thermal microscopy combines laser-induced heating and real time imaging. Temperature jumps release bioactive compounds from temperature sensitive single microcapsules.
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Scaling up an electrochemical signal with a catalytic hairpin assembly coupling nanocatalyst label for DNA detection

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00680E, CommunicationXu Hun, Guoliang Xie, Xiliang Luo
A new strategy for the electrochemical detection of DNA based on catalytic hairpin assembly combined with nanocatalyst label-based redox cycling reaction signal amplification. A superior detection limit of 0.3 aM toward DNA was achieved.
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A dimensionally stable and fast-discharging graphite-silicon composite Li-ion battery anode enabled by electrostatically self-assembled multifunctional polymer-blend coating

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09825K, CommunicationFu-Sheng Li, Yu-Shiang Wu, Jackey Chou, Nae-Lih Wu
A designed polymer blend enables the synthesis of a Si-on-graphite Li-ion battery anode with remarkably enhanced capacity, cycle and rate performance.
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Electrochemical synthesis of luminescent MoS2 quantum dots

9 February, 2015 - 18:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09826A, CommunicationDeepesh Gopalakrishnan, Dijo Damien, Bo Li, Hemtej Gullappalli, Vijayamohanan K. Pillai, Pulickel M. Ajayan, Manikoth M. Shaijumon
Quantum dots of single-/few-layered MoS2 with tunable sizes, obtained through a unique electrochemical exfoliation process, show excellent electrocatalytic activity towards hydrogen evolution reactions.
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Photocatalytic benzylic C-H bond oxidation with a flavin scandium complex

7 February, 2015 - 17:54

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C5CC00178A, CommunicationBernd Muhldorf, Robert Wolf
Riboflavin tetraacetate-scandium triflate (RFTH+-2Sc3+) is an efficient photocatalyst for the aerobic oxidation of alkylbenzenes and benzyl alcohols to the corresponding aldehydes or ketones.
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Enzymatic cleavage of uracil-containing single-stranded DNA linkers for the efficient release of affinity-selected circulating tumor cells

7 February, 2015 - 17:54

Chem. Commun., 2015, 51,3266-3269
DOI: 10.1039/C4CC09765C, CommunicationSoumya V. Nair, Malgorzata A. Witek, Joshua M. Jackson, Maria A. M. Lindell, Sally A. Hunsucker, Travis Sapp, Caroline E. Perry, Mateusz L. Hupert, Victoria Bae-Jump, Paola A. Gehrig, Weiya Z. Wysham, Paul M. Armistead, Peter Voorhees, Steven A. Soper
We report rapid enzymatic release of affinity-selected cells with 90% efficiency and cells viability of 85%.
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Selective arylthiolane deprotection by singlet oxygen: a promising tool for sensors and prodrugs

7 February, 2015 - 17:54

Chem. Commun., 2015, 51,3196-3199
DOI: 10.1039/C4CC09040C, CommunicationBrian M. Lamb, Carlos F. Barbas III
A routine thioketal protecting group reacts rapidly and selectively with singlet oxygen to reveal ketone products in good (aryl 1,3-dithiolane) to excellent (aryl 1,3-oxathiolane) yields. Arylthiolanes are stable to biologically relevant reactive oxygen species and can be used as a light-activated gating mechanism for activating fluorescent sensors or small molecule prodrugs.
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Supramolecular chemical shift reagents inducing conformational transitions: NMR analysis of carbohydrate homooligomer mixtures

7 February, 2015 - 17:54

Chem. Commun., 2015, 51,3073-3076
DOI: 10.1039/C4CC09710F, CommunicationSophie R. Beeren, Sebastian Meier
Supramolecular chemical shift reagents improve signal resolution for NMR analysis of homooligosaccharides by inducing conformational transitions upon binding.
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Cytotoxic activity and protein binding through an unusual oxidative mechanism by an iridium(I)-NHC complex

7 February, 2015 - 17:54

Chem. Commun., 2015, 51,3151-3153
DOI: 10.1039/C4CC10014J, CommunicationY. Gothe, T. Marzo, L. Messori, N. Metzler-Nolte
A new NHC iridium(I) complex (1) showing significant antiproliferative properties in vitro is described here.
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Chiral N,N[prime or minute]-dioxide-In(OTf)3-catalyzed asymmetric vinylogous Mukaiyama aldol reactions

7 February, 2015 - 17:54

Chem. Commun., 2015, 51,3106-3108
DOI: 10.1039/C4CC09820J, CommunicationKai Fu, Jianfeng Zheng, Lili Lin, Xiaohua Liu, Xiaoming Feng
The chiral N,N[prime or minute]-dioxide-In(OTf)3 catalyst system has been successfully developed to catalyze the vinylogous Mukaiyama aldol reaction of silyl dienol ester with aldehydes. Furthermore, (R,E)-methyl 5-hydroxydec-2-enoate can be easily converted into (R)-[small delta]-decalactone, (3R,5R)-valerolactone and (4R,6R,10R,12R)-verbalactone.
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Smart nanoprobes for the detection of alkaline phosphatase activity during osteoblast differentiation

7 February, 2015 - 17:54

Chem. Commun., 2015, 51,3270-3272
DOI: 10.1039/C4CC09620G, CommunicationEun-Kyung Lim, Joo Oak Keem, Hui-suk Yun, Jinyoung Jung, Bong Hyun Chung
Gold nanoparticle-conjugated fluorescent hydroxyapatite (AuFHAp) was developed as a smart nanoprobe for measuring alkaline phosphatase (ALP) activity.
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