Chem. Commun.

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Affecting surface chirality via multicomponent adsorption of chiral and achiral molecules

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11903-11906
DOI: 10.1039/C4CC04393F, CommunicationZongxia Guo, Inge De Cat, Bernard Van Averbeke, Jianbin Lin, Guojie Wang, Hong Xu, Roberto Lazzaroni, David Beljonne, Albertus P. H. J. Schenning, Steven De Feyter
Here we report on the apparent reduction in surface chirality upon co-assembling a chiral and achiral molecule into a physisorbed self-assembled monolayer at the liquid/solid interface as revealed by scanning tunneling microscopy (STM).
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Silver-catalyzed cyclization of 2-pyridyl alkynyl carbinols with isocyanides: divergent synthesis of indolizines and pyrroles

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11837-11839
DOI: 10.1039/C4CC04905E, CommunicationXianyu Meng, Peiqiu Liao, Jianquan Liu, Xihe Bi
Divergent syntheses of indolizines and 2,4-disubstituted pyrroles by the silver-catalyzed cyclization of 2-pyridyl alkynyl carbinols with isocyanides are reported.
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Fingerprinting the tertiary structure of electroadsorbed lysozyme at soft interfaces by electrostatic spray ionization mass spectrometry

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11829-11832
DOI: 10.1039/C4CC05545D, CommunicationEva Alvarez de Eulate, Liang Qiao, Micheal D. Scanlon, Hubert H. Girault, Damien W. M. Arrigan
Electrostatic spray ionization mass spectrometry provides insight into the tertiary structure of lysozyme electroadsorbed at water-organogel interfaces.
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Porosity control in mesoporous polymers using CO2-swollen block copolymer micelles as templates and their use as catalyst supports

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11957-11960
DOI: 10.1039/C4CC05138F, CommunicationLi Peng, Jianling Zhang, Shuliang Yang, Buxing Han, Xinxin Sang, Chengcheng Liu, Guanying Yang
Mesoporous polymers with tunable large mesopores (14-22 nm) were synthesized through a CO2-swollen micelle templating route.
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Aggregation-induced emission molecules in layered matrices for two-color luminescence films

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11895-11898
DOI: 10.1039/C4CC06080F, CommunicationWeijiang Guan, Jun Lu, Wenjuan Zhou, Chao Lu
We fabricated two-color luminescence ultrathin films (UTFs) composed of the layered double hydroxide (LDH) host-aggregation-induced emission (AIE) guests by LBL assembly.
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Monotelechelic poly(p-phenylenevinylene)s by ring opening metathesis polymerisation

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11867-11870
DOI: 10.1039/C4CC05118A, CommunicationBenjamin J. Lidster, Jonathan M. Behrendt, Michael L. Turner
High molecular weight poly(p-phenylenevinylene)s with a single reactive end group are reported that act as excellent macroinitiators in block copolymer synthesis.
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Cyclometalated gold(III) complexes for chemoselective cysteine modification via ligand controlled C-S bond-forming reductive elimination

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11899-11902
DOI: 10.1039/C4CC04467C, CommunicationKaren Ka-Yan Kung, Hok-Ming Ko, Jian-Fang Cui, Hiu-Chi Chong, Yun-Chung Leung, Man-Kin Wong
Modular assembly of cyclometalated gold(III) complexes by choosing appropriate bidentate C,N-donor ligands and ancillary ligands for chemoselective cysteine modification of peptides and proteins via C-S bond-forming reductive elimination has been achieved.
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Sydnone anions and abnormal N-heterocyclic carbenes of O-ethylsydnones. Characterizations, calculations and catalyses

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11822-11824
DOI: 10.1039/C4CC05461J, CommunicationSascha Wiechmann, Tyll Freese, Martin H. H. Drafz, Eike G. Hubner, Jan C. Namyslo, Martin Nieger, Andreas Schmidt
Sydnone anions and their deprotonated O-ethyl derivatives (aNHCs) form catalytically active Pd complexes.
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A vinylic Rosenmund-von Braun reaction: practical synthesis of acrylonitriles

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11907-11910
DOI: 10.1039/C4CC05557H, CommunicationAlexandre Pradal, Gwilherm Evano
An efficient system based on acetone cyanohydrin and catalytic amounts of copper(I) iodide and 1,10-phenanthroline is reported for the cyanation of alkenyl iodides.
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Conformationally switchable non-cyclic tetrapyrrole receptors: synthesis of tetrakis(1H-pyrrole-2-carbaldehyde) derivatives and their anion binding properties

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11863-11866
DOI: 10.1039/C4CC05903D, CommunicationMurat K. Deliomeroglu, Vincent M. Lynch, Jonathan L. Sessler
Acyclic tetrapyrrolic receptors display high affinity for dihydrogenphosphate and pyrophosphate anions in CHCl3 with anion recognition enhancing the solubility of the receptor.
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A meso-macro compartmentalized bioreactor obtained through silicalization of "green" double emulsions: W/O/W and W/SLNs/W

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11871-11874
DOI: 10.1039/C4CC06007E, CommunicationJean-Luc Blin, Jonathan Jacoby, Sanghoon Kim, Marie-Jose Stebe, Nadia Canilho, Andreea Pasc
We report a straightforward approach for both structuring and entrapping enzymes into hierarchical silica materials with hexagonally ordered mesopores and tailored macroporosity by converting a double emulsion colloidal template into solid lipid nanoparticles.
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A highly selective fluorescent probe for hypochlorite and its endogenous imaging in living cells

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11911-11914
DOI: 10.1039/C4CC05356G, CommunicationShahi Imam Reja, Vandana Bhalla, Anuradha Sharma, Gurcharan Kaur, Manoj Kumar
An oxime based fluorescent probe has been designed and synthesized, which detects free as well as enzymatically generated hypochlorite. Further, the probe was successfully utilized for the monitoring endogenously produced hypochlorite.
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Rutile TiO2 nanobundles on reduced graphene oxides as anode materials for Li ion batteries

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11915-11918
DOI: 10.1039/C4CC05480F, CommunicationMengmeng Zhen, Xuejing Guo, Guandao Gao, Zhen Zhou, Lu Liu
Well-distributed rutile TiO2 nanobundles on reduced graphene oxide nanosheets presented a good, high-rate performance for lithium ion batteries.
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Evaluation of molecules based on the electron donor-acceptor architecture as near-infrared [small beta]-amyloidal-targeting probes

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11875-11878
DOI: 10.1039/C4CC04907A, CommunicationHualong Fu, Mengchao Cui, Peiyu Tu, Ziwei Pan, Boli Liu
A novel class of near-infrared molecules based on the donor-acceptor architecture were synthesized and evaluated as A[small beta] imaging probes.
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A novel graphene oxide based fluorescent nanosensing strategy with hybridization chain reaction signal amplification for highly sensitive biothiol detection

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11879-11882
DOI: 10.1039/C4CC05309E, CommunicationJia Ge, Zhi-Mei Huang, Qiang Xi, Ru-Qin Yu, Jian-Hui Jiang, Xia Chu
A novel fluorescent nanosensor was developed for detecting biothiols via coupling graphene based fluorescence quenching with T-Hg(II)-T controlled hybridization chain reaction.
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Synthesis of the first amphiphilic pillar[6]arene and its enzyme-responsive self-assembly in water

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11954-11956
DOI: 10.1039/C4CC05621C, CommunicationJun Zhou, Ming Chen, Guowang Diao
An amphiphilic pillar[6]arene can self-assemble into micelles in water. However, when complexed with adenosine triphosphate it transforms into vesicles. Moreover, these vesicles are efficiently responsive to phosphatase.
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Host-guest interaction manipulated self-assembly of pyridinium-tailored naphthalene

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11950-11953
DOI: 10.1039/C4CC05538A, CommunicationPeiyi Wang, Yuan Lin, Mark Smith, Sheng Feng, Baoan Song, Song Yang, Jun Hu
In this communication, host-guest interactions are employed to manipulate the assembled morphology of 2-NP. By encapsulating the pyridinium and the naphthalene group of 2-NP into the cavity of cucurbit[8]uril, fluorescence-enhanced microsheets were formed.
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Efficient molecular recognition based on nonspecific van der Waals interaction at the solid/liquid interface

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11946-11949
DOI: 10.1039/C4CC03658A, CommunicationLili Cao, Lirong Xu, Dahui Zhao, Kazukuni Tahara, Yoshito Tobe, Steven De Feyter, Shengbin Lei
A surprising recognition phenomenon based on van der Waals interactions was observed, which proves that the design of the supramolecular assembly from its building blocks represents a highly promising and general strategy.
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Surface-enhanced Raman spectroscopy for simultaneous sensitive detection of multiple microRNAs in lung cancer cells

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11883-11886
DOI: 10.1039/C4CC05598E, CommunicationLi-Ping Ye, Juan Hu, Li Liang, Chun-yang Zhang
Circular exponential amplification reaction-based surface-enhanced Raman spectroscopy is developed for simultaneous detection of multiple microRNAs in lung cancer cells.
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A dynamic covalent imine gel as a luminescent sensor

15 September, 2014 - 04:54

Chem. Commun., 2014, 50,11942-11945
DOI: 10.1039/C4CC05120C, CommunicationWeijun Luo, Yixuan Zhu, Jianyong Zhang, Jiajun He, Zhenguo Chi, Philip W. Miller, Liuping Chen, Cheng-Yong Su
A dynamic covalent gel has been prepared via imine bond formation, which shows hierarchical porosity and aggregation-induced emission enhancement.
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