Royal Society of Chemistry

An indolocarbazole dimer as a new stereodynamic probe for chiral 1,2-diamines

Org. and Biomol. Chem. - 11 July, 2014 - 06:54

Org. Biomol. Chem., 2014, 12,5464-5468
DOI: 10.1039/C4OB00872C, PaperHae-Geun Jeon, Min Jun Kim, Kyu-Sung Jeong
An indolocarbazole dimer functions as a new stereodynamic probe determining the absolute configurations of chiral 1,2-diamines.
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One-pot native chemical ligation of peptide hydrazides enables total synthesis of modified histones

Org. and Biomol. Chem. - 11 July, 2014 - 06:54

Org. Biomol. Chem., 2014, 12,5435-5441
DOI: 10.1039/C4OB00715H, PaperJiabin Li, Yuanyuan Li, Qiaoqiao He, Yiming Li, Haitao Li, Lei Liu
One of the rising demands in the field of protein chemical synthesis is the development of facile strategies that yield the protein in workable quantities and homogeneity, with fewer handling steps.
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Gated molecular baskets

Chem. Soc. Rev. - 11 July, 2014 - 06:54

Chem. Soc. Rev., 2014, Advance Article
DOI: 10.1039/C4CS00140K, Review ArticleKeith Hermann, Yian Ruan, Alex M. Hardin, Christopher M. Hadad, Jovica D. Badjic
The process of molecular gating is important for controlling the trafficking of guests to and from artificial molecular capsules.
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Hydrophilic polymer nanofibre networks for rapid removal of aromatic compounds from water

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01786B, CommunicationMohan Raj Krishnan, Sadaki Samitsu, Yoshihisa Fujii, Izumi Ichinose
Hydrophilic mesoporous polymers prepared by the solvent nanocrystallization phase separation method and subsequent sulfonation act as rapid adsorbents in water.
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pH responsive supramolecular prodrug micelles based on cucurbit[8]uril for intracellular drug delivery

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03978E, CommunicationYin Wang, Dandan Li, Haibo Wang, Yangjun Chen, Haijie Han, Qiao Jin, Jian Ji
The first attempt of constructing pH responsive supramolecular prodrug micelles based on cucurbit[8]uril is reported. The obtained prodrug micelles are found to be able to inhibit proliferation of cancer cells. It is anticipated that this facile strategy may open a novel avenue for the development of multifunctional drug delivery systems.
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A high-performance aptasensor for mercury(II) based on the formation of a unique ternary structure of aptamer-Hg2+-neutral red

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03275F, CommunicationCai Gao, Qingxiang Wang, Feng Gao, Fei Gao
An Hg2+ aptasensor was developed based on the formation of a ternary complex, mercury(II) specific aptamer-Hg2+-neutral red.
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Activated carbon nanotubes: a highly-active metal-free electrocatalyst for hydrogen evolution reaction

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC02713B, CommunicationWei Cui, Qian Liu, Ningyan Cheng, Abdullah M. Asiri, Xuping Sun
Activated carbon nanotubes can efficiently catalyze the electrochemical hydrogen generation from acidic solutions.
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A sensitive SERS assay for detecting proteins and nucleic acids using a triple-helix molecular switch for cascade signal amplification

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03988B, CommunicationSujuan Ye, Yanying Wu, Wen Zhang, Na Li, Bo Tang
A sensitive surface-enhanced Raman scattering (SERS) detection system is developed for proteins and nucleic acids based on a triple-helix molecular switch for multiple cycle signal amplification.
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Four acid-catalysed dehydration reactions proceed without interference

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC02990A, CommunicationRio Carlo Lirag, Ognjen S. Miljanic
Four acid-catalysed dehydration reactions can proceed in one pot, simultaneously and without interference, to yield one imine, one acetal (or boronic ester), one ester and one alkene, even though many other cross-products could be conceived.
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Nitrogen-centered radical-mediated C-H imidation of arenes and heteroarenes via visible light induced photocatalysis

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03905J, CommunicationHyejin Kim, Taehoon Kim, Dong Gil Lee, Sang Weon Roh, Chulbom Lee
Visible light-induced photocatalytic aromatic C-H imidation with N-chlorophthalimide proceeds through a nitrogen-centered radical intermediate to furnish the corresponding N-aryl products.
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Facile synthesis of a peptidic Au(I)-metalloamphiphile and its self-assembly into luminescent micelles in water

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03868A, CommunicationBenedict Kemper, Yana R. Hristova, Sebastian Tacke, Linda Stegemann, Laura S. van Bezouwen, Marc C. A. Stuart, Jurgen Klingauf, Cristian A. Strassert, Pol Besenius
We report a short synthetic route for the preparation of a peptidic Au(I)-metalloamphiphile which, in buffered environments of physiological ionic strength, self-assembles into luminescent micellar nanostructures of 14 nm in diameter.
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Directed self-assembly of polypeptide-engineered physical microgels for building porous cell-laden hydrogels

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04018J, CommunicationMing-Hao Yao, Jie Yang, Ji-Tao Song, Dong-Hui Zhao, Ming-Shuo Du, Yuan-Di Zhao, Bo Liu
A novel kind of porous cell-laden construct is reported, which is formed by directed self-assembly of polypeptide-engineered physical microgels. Both the microenvironment of microgels and porosity of assembled constructs can be tailored simultaneously.
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Stepwise [small pi]-extension of meso-alkylidenyl porphyrins through sequential 1,3-dipolar cycloaddition and redox reactions

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04283B, CommunicationDowoo Park, Seung Doo Jeong, Masatoshi Ishida, Chang-Hee Lee
Novel pi-extended, meso-malonylidene porphyrins have been synthesized in high yields by 1,3-dipolar cycloaddition reaction with the azomethine ylide.
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Merging of inner and outer ruthenium organometallic coordination motifs within an azuliporphyrin framework

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04271A, CommunicationMichal J. Bialek, Lechoslaw Latos-Grazynski
Metal(II) azuliporphyrins bind the Ru4(CO)9 cluster taking advantage of the azulene [small pi]-surface fusing two organometallic motifs in the final molecular architecture.
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New affinity-based probes for capturing flavonoid-binding proteins

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04557B, CommunicationHelene Carrie, Dong Tien Tran, Sabrina Rousseau, Stephane Chaignepain, Jean-Marie Schmitter, Denis Deffieux, Stephane Quideau
Flavonoid-bearing probes have been designed and synthesized to explore their ability to selectively capture target proteins or biosynthetic enzymes under oxidative activation.
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4-Phosphothiophen-2-yl alanine: a new 5-membered analogue of phosphotyrosine

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03393K, CommunicationMatthew Lilley, Bezaleel Mambwe, Richard F. W. Jackson, Richmond Muimo
Polyclonal antibodies raised against 4-phosphothiophen-2-yl alanine showed high selectivity for phosphotyrosine and no cross-reactivity with other phosphorylated amino acids.
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Fluoro-glycosyl acridinones are ultra-sensitive active site titrating agents for retaining [small beta]-glycosidases

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03299C, CommunicationTianmeng Duo, Ethan D. Goddard-Borger, Stephen G. Withers
Stoichiometric release of one equivalent of a fluorophore allows accurate quantitation of glycosidases down to low nanomolar concentrations.
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4-Halogeno-sydnones for fast strain promoted cycloaddition with bicyclo-[6.1.0]-nonyne

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03816A, CommunicationLucie Plougastel, Oleksandr Koniev, Simon Specklin, Elodie Decuypere, Christophe Creminon, David-Alexandre Buisson, Alain Wagner, Sergii Kolodych, Frederic Taran
4-Halogeno-sydnones were found to be efficient dipole partners for the strain promoted click reaction with bicyclo-[6.1.0]-nonyne. This bioorthogonal reaction has been applied to protein labeling.
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A low bandgap asymmetrical squaraine for high-performance solution-processed small molecule organic solar cells

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03831B, CommunicationDaobin Yang, Qianqian Yang, Lin Yang, Qian Luo, Yao Chen, Youqin Zhu, Yan Huang, Zhiyun Lu, Suling Zhao
A low-bandgap asymmetrical squaraine ASQ-5 bearing an indoline substituent for solution-processed organic solar cells with high Jsc and PCE was synthesized.
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Efficient metal-free hydrosilylation of tertiary, secondary and primary amides to amines

Chem. Commun. - 10 July, 2014 - 12:17

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC02894E, CommunicationEnguerrand Blondiaux, Thibault Cantat
Hydrosilylation of secondary and tertiary amides to amines is described using catalytic amounts of B(C6F5)3. The organic catalyst enables the reduction of amides with cost-efficient, non-toxic and air stable PMHS and TMDS hydrosilanes. The methodology was successfully extended to the more challenging reduction of primary amides.
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