Chem. Commun.

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Incorporation of iron hydrogenase active sites into a highly stable metal-organic framework for photocatalytic hydrogen generation

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03946G, CommunicationKoroush Sasan, Qipu Lin, ChengYu Mao, Pingyun Feng
A highly active hydrogen photo-evolution system was developed through chemical bonding between iron hydrogenase active-sites and a light-harvesting MOF.
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Design of novel chiral N,N,O-tridentate phenanthroline ligands and its application to enantioselective addition of organozinc reagents to aldehydes

28 July, 2014 - 16:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05020G, CommunicationYuki Naganawa, Tomoya Namba, Tomotaka Aoyama, Kentaro Shoji, Hisao Nishiyama
The novel N,N,O-tridentate phenanthroline ligands (BinThro) bearing axially chiral binaphthyl backbone prepared from BINOL were found to be an effective chiral catalyst for enantioselective addition of diethylzinc to aromatic aldehydes...
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TBHP-promoted sequential radical silylation and aromatisation of aryl isonitriles with silanes

28 July, 2014 - 16:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04773G, CommunicationJin-Tao Yu, Lei Wang, Hui Zhu, Songjin Guo, Jiang Cheng
The tert-butyl hydroperoxide (TBHP) promoted sequential silylation and aromatization of isonitriles was developed, where the silyl was regioselectively installed onto the 6- position of phenanthridines. This procedure tolerates a series...
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Stereoselective [3+2] Cycloaddition of N-tert-Butanesulfinyl Imines to Arynes Facilitated by Removable PhSO2CF2 Group: Synthesis and Transformation of Cyclic Sulfoximines

28 July, 2014 - 16:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC05042H, CommunicationWenchao Ye, Laijun Zhang, Chuanfa Ni, Jian Rong, Jinbo Hu
An unprecedented stereoselective [3+2] cycloaddition between N-tert-butanesulfinyl difluoro(phenylsulfonyl)methyl imines and arynes is disclosed, which provides a useful method for the synthesis of enantiopure cyclic sulfoximines. Not only does the difluoro(phenylsulfonyl)methyl...
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A novel fluorene-based gold(Ι) complex with aggregate fluorescence change: a single-component white light-emitting luminophor

28 July, 2014 - 16:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC04469J, CommunicationShenghua Liu, zhao chen, Di Wu, xie han, jinhua liang, Jun Yin, Guang-Ao Yu
A new fluorene-based white light-emitting gold(Ι) complex with aggregate fluorescence change is reported. The novel luminogen which emits direct white light in the solid state without involving complex doping/mixing procedures...
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AgNO2-mediated direct nitration of quinoxaline tertiary benzylic C-H bond and direct conversion of 2-methyl quinoxalines into related nitriles

28 July, 2014 - 16:54
Chem. Commun., 2014, Accepted Manuscript
DOI: 10.1039/C4CC01327A, CommunicationDegui Wu, Jian Zhang, Jianhai Cui, Wei Zhang, Yunkui Liu
A unique AgNO2-mediated direct nitration of quinoxaline tertiary C-H bond and direct conversion of 2-methyl quinoxalines into 2-quinoxaline nitriles under oxidative conditions has been developed. This protocol provides an efficient...
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Highly efficient photocatalytic hydrogen evolution by nickel phosphide nanoparticles from aqueous solution

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05026F, CommunicationShuang Cao, Yong Chen, Chuan-Jun Wang, Ping He, Wen-Fu Fu
Monodispersed Ni2P nanoparticles were applied to photocatalytic hydrogen evolution in aqueous acidic media, with high efficiency and good durability.
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The origins of cyanobactin chemistry and biology

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C3CC49252D, ViewpointMarcel Jaspars
Publication of the correct structure for ascidiacyclamide, a symmetrical patellamide, led to studies on the application and origins of these ribosomally produced compounds.
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Mild hypervalent iodine mediated oxidative nitration of N-aryl sulfonamides

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04738A, CommunicationUlrich Kloeckner, Boris J. Nachtsheim
An oxidative and acid-free method for the nitration of N-aryl sulfonamides has been developed using a combination of sodium nitrite as cheap and easy to handle NO2-source and the hypervalent iodine reagent PIFA as stoichiometric oxidant.
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Transforming polyethylenimine into a pH-switchable hydrogel by additional supramolecular interactions

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03281K, CommunicationM. Fleischer, C. Schmuck
Polyethylenimine, a liquid polymer, can be transformed into a dual pH-responsive hydrogel upon functionalization with a self-complementary zwitterion which introduces additional supramolecular crosslinks, but only around neutral pH.
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Stimuli responsive chiral liquid crystal phases of phenylboronic acid functionalized rodlike viruses and their interaction with biologically important diols

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04639K, CommunicationJun Cao, Shuaiyu Liu, Jie Xiong, Yingjun Chen, Zhenkun Zhang
M13 viruses decorated with phenylboronic acid moieties form pH-responsive chiral LC phases that are regulated by binding with biological diols.
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Silicon diatom frustules as nanostructured photoelectrodes

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04470C, CommunicationSoundarrajan Chandrasekaran, Martin J. Sweetman, Krishna Kant, William Skinner, Dusan Losic, Thomas Nann, Nicolas H. Voelcker
Semiconducting and high surface area 3D silicon diatom frustules prepared from abundantly available diatom fossils sustain photocurrents and enable solar energy conversion.
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DABCO-catalyzed ring opening of activated cyclopropanes and recyclization leading to [gamma]-lactams with an all-carbon quaternary center

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03392B, CommunicationShaoxia Lin, Ling Li, Fushun Liang, Qun Liu
A novel and efficient method for the construction of [gamma]-lactams with an all-carbon quaternary center is developed via a DABCO-catalyzed reaction of EWG-activated cyclopropanecarboxamides and electron-deficient alkenes.
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Blinking triggered by the change in the solvent accessibility of a fluorescent molecule

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC00377B, CommunicationKiyohiko Kawai, Takeshi Koshimo, Atsushi Maruyama, Tetsuro Majima
The more a fluorescent molecule is exposed to a solvent, the faster its triplet excited state is quenched by molecular oxygen.
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Highly cis-selective and lead-free hydrogenation of 2-hexyne by a supported Pd catalyst with an ionic-liquid layer

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04183F, CommunicationFrederick Schwab, Natascha Weidler, Martin Lucas, Peter Claus
Modifying a supported Pd catalyst by the ionic liquid [BMPL][DCA] to a SCILL system gave high selectivity and yield of cis-2-hexene even at full 2-hexyne conversion.
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Formation of a [2]pseudorotaxane based on a pillar[5]arene and a rigid guest in solution and in the solid state

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04319G, CommunicationYujuan Zhou, Zhengtao Li, Xiaodong Chi, Connor Thompson, Yong Yao
A pillar[5]arene with mono(ethylene oxide) groups could form a highly stable inclusion complex with a rigid guest both in solution and in the solid state. The association constant of this inclusion complex was determined to be (3.3 +/- 0.41) [times] 104 M-1 in acetonitrile.
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The superior cycle and rate performance of a novel sulfur cathode by immobilizing sulfur into porous N-doped carbon microspheres

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC04868G, CommunicationHui Xu, Yuanfu Deng, Zhenxia Zhao, Hongjie Xu, Xusong Qin, Guohua Chen
A novel S-immobilized N-doped carbon microspheres (NCMs) composite was synthesized and assembled as a cathode for Li-S batteries with significantly improved cycle stability and rate performance (e.g. 0.030% per cycle for 500 cycles at 2.0 C).
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Electrodeposition of gallium in the presence of NH4Cl in an ionic liquid: hints for GaN formation

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC03649B, CommunicationAbhishek Lahiri, Natalia Borisenko, Andriy Borodin, Frank Endres
GaN forms if Ga is electrodeposited from GaCl3 in the presence of NH4Cl from [Py1,4]Tf2N ionic liquid at room temperature.
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Rapid engineering of versatile molecular logic gates using heterologous genetic transcriptional modules

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC05264A, CommunicationBaojun Wang, Martin Buck
Versatile modular molecular logic gates are engineered in Escherichia coli bacteria that can sense and integrate multiple chemical molecules in customised digital logic manner.
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A pillar[5]arene and crown ether fused bicyclic host: synthesis, guest discrimination and simultaneous binding of two guests with different shapes, sizes and electronic constitutions

28 July, 2014 - 16:54

Chem. Commun., 2014, Advance Article
DOI: 10.1039/C4CC01810A, CommunicationWei-Bo Hu, Hong-Mei Yang, Wen-Jing Hu, Ming-Liang Ma, Xiao-Li Zhao, Xian-Qiang Mi, Yahu A. Liu, Jiu-Sheng Li, Biao Jiang, Ke Wen
A pillar[5]arene- and crown ether-based bicyclic host molecule binds two guest species selectively by its two independent cyclic host subunits.
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