Chem. Commun.

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A general protein purification and immobilization method on controlled porosity glass: biocatalytic applications

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9134-9137
DOI: 10.1039/C4CC02605E, CommunicationK. Engelmark Cassimjee, M. Kadow, Y. Wikmark, M. Svedendahl Humble, M. L. Rothstein, D. M. Rothstein, J.-E. Backvall
Pure immobilized enzyme on an inert support is obtained in one step from the cell lysate, suitable for general application in biocatalysis.
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Synthesis of enantiomerically pure Troger's base derivatives via chiral disulfoxides

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9168-9171
DOI: 10.1039/C4CC03963G, CommunicationPavol Ondrisek, Rino Schwenk, Jan Cvengros
A facile strategy for the delivery of large quantities of enantiomerically pure 4,10-difunctionalized Troger's base derivatives has been developed.
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An unexpected copper(II)-catalyzed three-component reaction of quinazoline 3-oxide, alkylidenecyclopropane, and water

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9165-9167
DOI: 10.1039/C4CC04341C, CommunicationYuanyuan An, Danqing Zheng, Jie Wu
An unexpected copper(II)-catalyzed three-component reaction of quinazoline-N-oxide, alkylidenecyclopropane and water under mild conditions is developed, leading to N-(2-(5-oxa-6-azaspiro[2.4]hept-6-en-7-yl)phenyl)formamides in good yields.
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A spin-canted NiII4-based metal-organic framework with gas sorption properties and high adsorptive selectivity for light hydrocarbons

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9161-9164
DOI: 10.1039/C4CC02396J, CommunicationJia Li, Ying Guo, Hong-Ru Fu, Jian Zhang, Rong-Bin Huang, Lan-Sun Zheng, Jun Tao
The reaction of nickel(II) nitrate with isonicotinic acid and 2,6-dimethyl-pyridine-3,5-dicarboxylic acid affords a novel, tetranuclear nickel(II)-based metal-organic framework that exhibits spin-canted antiferromagnetism with a canted angle of 1.65 and high adsorptive selectivity for light hydrocarbons.
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Water on Au sputtered films

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9172-9175
DOI: 10.1039/C4CC02492C, CommunicationJ. Canning, N. Tzoumis, J. K. Beattie, B. C. Gibson, E. Ilagan
Transient changes in the contact angle, [capital Delta][small theta] [similar] 10[degree], of water on gold (Au) reveal reversible wetting of near hydrophobic Au films.
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Tailor-made oxide architectures attained by molecularly permeable metal-oxide organic hybrid thin films

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9176-9178
DOI: 10.1039/C4CC04104F, CommunicationDebabrata Sarkar, Dereje Hailu Taffa, Sergey Ishchuk, Ori Hazut, Hagai Cohen, Gil Toker, Micha Asscher, Roie Yerushalmi
Tailor-made metal oxide (MO) thin films with controlled compositions, electronic structures, and architectures are obtained via molecular layer deposition (MLD) and solution treatment.
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The benzoyl peroxide-promoted functionalization of simple alkanes with 2-aryl phenyl isonitrile

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9179-9181
DOI: 10.1039/C4CC03304C, CommunicationWanxing Sha, Jin-Tao Yu, Yan Jiang, Haitao Yang, Jiang Cheng
The benzoyl peroxide (BPO)-promoted phenanthridinylation of simple alkanes with isonitrile is developed via C(sp3)-H and C(sp2)-H bonds cleavage.
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Anion transport across phospholipid membranes mediated by a diphosphine-Pd(II) complex

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9157-9160
DOI: 10.1039/C4CC02881C, CommunicationDomenico Milano, Barnaba Benedetti, Mariangela Boccalon, Andrea Brugnara, Elisabetta Iengo, Paolo Tecilla
A Pd(II) complex ([Pd(dppp)(OTf)2]) acts as an efficient transporter of halide anions, in particular the biologically relevant chloride anion, across a phospholipid bilayer thus representing a prototype of a new class of low molecular weight 'drug-like' anion transporters.
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On the encapsulation of hydrocarbon components of natural gas within molecular baskets in water. The role of C-H[small pi] interactions and the host's conformational dynamics in the process of encapsulation

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9086-9089
DOI: 10.1039/C4CC04107K, CommunicationY. Ruan, P. W. Peterson, C. M. Hadad, J. D. Badjic
Molecular baskets encapsulate hydrocarbon components of natural gas by forming C-H[small pi] contacts and adjusting the size of their cup-shaped platform.
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Allylic sp3 C-H borylation of alkenes via allyl-Pd intermediates: an efficient route to allylboronates

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9207-9210
DOI: 10.1039/C4CC04151H, CommunicationOpen Access Open Access Creative Commons Licence&nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Hong-Ping Deng, Lars Eriksson, Kalman J. Szabo
Palladium catalyzed allylic C-H functionalization was performed, which proceeds via an allyl-Pd intermediate to give an allylboronate product.
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Formation of phosphanoxy-substituted phosphaalkenes via sterically promoted cleavage of the P[double bond, length as m-dash]P diphosphene bond

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9204-9206
DOI: 10.1039/C4CC03274H, CommunicationShigekazu Ito, Shunsuke Okabe, Yasuhiro Ueta, Koichi Mikami
The sterically congested diphosphene bond is cleaved by RLi and acyl halides to provide phosphanoxy-substituted phosphaethenes.
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A super water-stable europium-organic framework: guests inducing low-humidity proton conduction and sensing of metal ions

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9153-9156
DOI: 10.1039/C4CC03268C, CommunicationRui Wang, Xi-Yan Dong, Hong Xu, Ru-Bo Pei, Ming-Li Ma, Shuang-Quan Zang, Hong-Wei Hou, Thomas C. W. Mak
The ordered dimethylammonium cations and helical water spirals as guest species induce low-humidity proton conduction and sensing of Fe3+ and Cu2+ ions in a water-stable europium-organic framework.
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Engineering the surface of perovskite La0.5Sr0.5MnO3 for catalytic activity of CO oxidation

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9200-9203
DOI: 10.1039/C4CC00023D, CommunicationKeke Huang, Xuefeng Chu, Long Yuan, Wenchun Feng, Xiaofeng Wu, Xiyang Wang, Shouhua Feng
A simple treatment of La0.5Sr0.5MnO3 with diluted HNO3 creates more B-sites (rich) on the terminated perovskite surface and improves its catalytic activity toward CO oxidation, and the perovskite catalyst possesses a higher ratio of Mn4+/Mn3+ and thus enhances the O2 adsorption capability, favourable for CO oxidation and catalytic activity.
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High-throughput colorimetric assays for mercury(II) in blood and wastewater based on the mercury-stimulated catalytic activity of small silver nanoparticles in a temperature-switchable gelatin matrix

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9196-9199
DOI: 10.1039/C4CC03851G, CommunicationZongzhao Sun, Ning Zhang, Yanmei Si, Shuai Li, Jiangwei Wen, Xiangbing Zhu, Hua Wang
Colorimetric mercury(II) assays with 96-cell plates were achieved by the mercury-stimulated catalytic activity of small silver nanoparticles in switchable gelatin.
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Meso enamine substituted BODIPYs

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9119-9121
DOI: 10.1039/C4CC03857F, CommunicationBhausaheb Dhokale, Thaksen Jadhav, Shaikh M. Mobin, Rajneesh Misra
Different enamines were introduced at the meso position of the BODIPY by catalyst free oxidation of tert-amines and in situ cross coupling with 8-chloro BODIPY. The N-alkyl substituents perturb the optical properties of enamine substituted BODIPYs.
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Aldehyde group assisted thiolysis of dinitrophenyl ether: a new promising approach for efficient hydrogen sulfide probes

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9185-9187
DOI: 10.1039/C4CC03818E, CommunicationZijun Huang, Shuangshuang Ding, Dehuan Yu, Feihu Huang, Guoqiang Feng
Combining fast nucleophilic addition of H2S to an aldehyde and thiolysis of dinitrophenyl ether, a new approach for efficient H2S probes was developed.
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A dual-emitting Cu6-Cu2-Cu6 cluster as a self-calibrated, wide-range luminescent molecular thermometer

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9115-9118
DOI: 10.1039/C4CC04100C, CommunicationJun-Hao Wang, Mian Li, Ji Zheng, Xiao-Chun Huang, Dan Li
The union of two red-emitting cage-like clusters, Cu6Pz6 (Pz = pyrazolate), joined by a blue-emitting Cu2I2 cluster, allows internally referenced temperature sensing within a wide range (120-450 K).
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Hybrid polymer micelles capable of cRGD targeting and pH-triggered surface charge conversion for tumor selective accumulation and promoted uptake

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9188-9191
DOI: 10.1039/C4CC04056B, CommunicationXiuli Hu, Xingang Guan, Jing Li, Qing Pei, Ming Liu, Zhigang Xie, Xiabin Jing
Dual functional micelles combining active targeting (cRGD) and tumor microenvironment stimuli response used for Dox delivery.
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Nucleobase-functionalized ABC triblock copolymers: self-assembly of supramolecular architectures

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9145-9148
DOI: 10.1039/C4CC03363A, CommunicationKeren Zhang, Gregory B. Fahs, Motohiro Aiba, Robert B. Moore, Timothy E. Long
RAFT polymerization afforded acrylic ABC triblock copolymers with self-complementary nucleobase-functionalized external blocks and a low-Tg soft central block.
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Synthesis and characterization of a new Keggin anion: [BeW12O40]6-

20 July, 2014 - 14:54

Chem. Commun., 2014, 50,9083-9085
DOI: 10.1039/C4CC02456G, CommunicationAlexander V. Anyushin, Anton I. Smolentsev, Dmitry A. Mainichev, Cristian Vicent, Artem L. Gushchin, Maxim N. Sokolov, Vladimir P. Fedin
The first berillododecatungstate [BeW12O40]6- has been synthesized and characterized by X-ray analysis, cyclic voltammetry, ESI-mass spectrometry, and 9Be and 183W NMR.
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