Chem. Commun.

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Red-luminescent biphosphine stabilized 'Cu12S6' cluster molecules

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11043-11045
DOI: 10.1039/C4CC04702H, CommunicationXiao-Xun Yang, Ibrahim Issac, Sergej Lebedkin, Michael Kuhn, Florian Weigend, Dieter Fenske, Olaf Fuhr, Andreas Eichhofer
The copper sulfide cluster [Cu12S6(dppo)4] displays in solid state high photoluminescence quantum yields ([greater-than-or-equal]67%) and good stability towards oxygen.
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Electrocatalytic hydrogen evolution using amorphous tungsten phosphide nanoparticles

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11026-11028
DOI: 10.1039/C4CC04709E, CommunicationJoshua M. McEnaney, J. Chance Crompton, Juan F. Callejas, Eric J. Popczun, Carlos G. Read, Nathan S. Lewis, Raymond E. Schaak
Amorphous tungsten phosphide, as colloidally synthesized nanoparticles, is an active electrocatalyst for the hydrogen-evolution reaction in acidic aqueous solutions.
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Cyclometalated Ir(III) complexes as targeted theranostic anticancer therapeutics: combining HDAC inhibition with photodynamic therapy

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10945-10948
DOI: 10.1039/C4CC05215C, CommunicationRui-Rong Ye, Cai-Ping Tan, Liang He, Mu-He Chen, Liang-Nian Ji, Zong-Wan Mao
A series of phosphorescent Ir(III) complexes as HDACis and photodynamic therapeutic agents have been synthesized and explored for their anticancer mechanisms.
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Modulation of the solubility of luminescent semiconductor nanocrystals through facile surface functionalization

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11020-11022
DOI: 10.1039/C4CC03805C, CommunicationTommaso Avellini, Christophe Lincheneau, Marcello La Rosa, Antonio Pertegas, Henk J. Bolink, Iain A. Wright, Edwin C. Constable, Serena Silvi, Alberto Credi
Luminescent quantum dots with programmed solubility in solvents ranging from hexane to water are obtained with a simple and general ligand exchange procedure.
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Revealing the nature of the active site on the carbon catalyst for C-H bond activation

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11016-11019
DOI: 10.1039/C4CC02841D, CommunicationXiaoYing Sun, Bo Li, Dangsheng Su
The single ketone group is determined to be the active site in ODH.
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Catalytic production of cyclic carbonates mediated by lanthanide phenolates under mild conditions

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10952-10955
DOI: 10.1039/C4CC02065K, CommunicationJie Qin, Peng Wang, Qingyan Li, Yong Zhang, Dan Yuan, Yingming Yao
Lanthanide complexes stabilized by a bridged poly(phenolate) ligand are efficient catalysts for the cycloaddition between CO2 and both mono- and disubstituted epoxides to generate organic cyclic carbonates with high activity, high selectivity, and a broad substrate scope under mild conditions.
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Engineering exceptionally strong oxygen superbases with 1,8-diazanaphthalene di-N-oxides

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10941-10944
DOI: 10.1039/C4CC05125D, CommunicationInes Despotovic, Robert Vianello
1,8-Diazanaphthalene di-N-oxides show extraordinary oxygen basicity, being almost entirely a consequence of a large strain-induced destabilization in neutral forms.
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Iridium complexes of new NCP pincer ligands: catalytic alkane dehydrogenation and alkene isomerization

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11056-11059
DOI: 10.1039/C3CC46851H, CommunicationXiangqing Jia, Lei Zhang, Chuan Qin, Xuebing Leng, Zheng Huang
Tandem olefin isomerization and hydroboration with a dual-catalyst system converts internal olefins into linear alkylboronates.
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Tandem Michael addition/imine isomerization/intramolecular [3+2] cycloaddition for the regiospecific synthesis of cyclohepta[b]pyrroles

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11039-11042
DOI: 10.1039/C4CC04665J, CommunicationYu Zhang, Ling Pan, Xianxiu Xu, Hongmei Luo, Qun Liu
The tandem Michael addition/imine isomerization/intramolecular [3+2] cycloaddition of azomethine imines with ketene dithioacetals to form cyclohepta[b]pyrroles is disclosed.
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Ruthenium bipyridyl complexes as photocleavable dimerizers: deactivation of DNA-binding peptides using visible light

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10975-10978
DOI: 10.1039/C4CC04512B, CommunicationJesus Mosquera, Mateo I. Sanchez, M. Eugenio Vazquez, Jose L. Mascarenas
Turning off DNA binding by visible light.
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Enzymatic combinatorial nucleoside deletion scanning mutagenesis of functional RNA

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10937-10940
DOI: 10.1039/C4CC04719B, CommunicationKatarzyna Wawrzyniak-Turek, Claudia Hobartner
We describe a general and simple method to identify catalytically and structurally important nucleotides in functional RNAs.
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Controllable atmospheric pressure growth of mono-layer, bi-layer and tri-layer graphene

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11012-11015
DOI: 10.1039/C4CC04928D, CommunicationJing Li, Hengxing Ji, Xing Zhang, Xuanyun Wang, Zhi Jin, Dong Wang, Li-Jun Wan
A coherent three-step growth method has been developed for mono-, bi- and tri-layer graphene with coverage of [similar]90% at atmospheric pressure on Cu foil.
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Noble-metal-free photocatalysts MoS2-graphene/CdS mixed nanoparticles/nanorods morphology with high visible light efficiency for H2 evolution

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11004-11007
DOI: 10.1039/C4CC04653F, CommunicationMiaomiao Liu, Fengyan Li, Zhixia Sun, Lifang Ma, Lin Xu, Yuanhong Wang
A highly active photocatalyst MoS2-graphene/CdS with mixed nanoparticles/nanorods morphology was synthesized by a facile two-step hydrothermal method for H2 evolution. In the absence of noble metals, a remarkable quantum yield of 65.8% was achieved at 420 nm.
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A DNA-templated synthesis of encoded small molecules by DNA self-assembly

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10997-10999
DOI: 10.1039/C4CC03380A, CommunicationCheng Cao, Peng Zhao, Ze Li, Zitian Chen, Yanyi Huang, Yu Bai, Xiaoyu Li
Encoded libraries can be prepared by DNA-templated synthesis without any DNA template.
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Metal induced gelation from pyridine cored poly(aryl ether) dendrons with in situ synthesis and stabilization of hybrid hydrogel composites

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11023-11025
DOI: 10.1039/C4CC04231J, CommunicationP. Rajamalli, Partha Malakar, Supriya Atta, Edamana Prasad
Metal induced gel formation from pyridine cored poly(aryl ether) dendrons has been achieved. In addition, the gel is successfully utilized for in situ synthesis and stabilization of silver nanoparticles (AgNPs), which form an unprecedented, well-organized arrangement on the nanofibers.
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A homolytic oxy-functionalization mechanism: intermolecular hydrocarbyl migration from M-R to vanadate oxo

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10994-10996
DOI: 10.1039/C4CC03067B, CommunicationMu-Jeng Cheng, Robert J. Nielsen, William A. Goddard III
Carbon-oxygen bond formation proceeds via intermolecular phenyl migration from OVCl2Ph to the oxo of OVCl3.
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Star-shaped hole transporting materials with a triazine unit for efficient perovskite solar cells

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10971-10974
DOI: 10.1039/C4CC04550E, CommunicationKwangseok Do, Hyeju Choi, Kimin Lim, Hyunjun Jo, Jin Woo Cho, Mohammad K. Nazeeruddin, Jaejung Ko
Novel star-shaped hole transporting materials with a triazine unit have been synthesized.
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A novel fluorene-based gold(I) complex with aggregate fluorescence change: a single-component white light-emitting luminophor

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11033-11035
DOI: 10.1039/C4CC04469J, CommunicationZhao Chen, Di Wu, Xie Han, Jinhua Liang, Jun Yin, Guang-Ao Yu, Sheng Hua Liu
A new fluorene-based gold(I) complex is reported. The novel luminogen emits direct white light without involving complex doping procedures.
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Total syntheses of (+/-)-musellarins A-C

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,10990-10993
DOI: 10.1039/C4CC05248J, CommunicationZhilong Li, Tsz-Fai Leung, Rongbiao Tong
The first, diastereoselective total syntheses of musellarins A-C were achieved concisely with 7.8-9.8% yields in 15-16 steps, featuring (i) Achmatowicz rearrangement, Kishi reduction, and Friedel-Crafts cyclization to construct the tricyclic framework and (ii) Heck coupling of aryldiazonium salts to introduce the aryl group into the dihydropyran in a 2,6-trans fashion.
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The design and synthesis of an innovative octacarboxy-silsesquioxane building block

25 August, 2014 - 22:54

Chem. Commun., 2014, 50,11008-11011
DOI: 10.1039/C4CC03756A, CommunicationSwaminathan Shanmugan, Damiano Cani, Paolo P. Pescarmona
A novel silsesquioxane compound characterised by eight carboxyl groups organised in a cubic symmetry was prepared by a multi-step regioselective synthesis. This compound displays highly attractive chemical and geometrical features for application as a building block in self-assembly processes.
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