Chem. Commun.

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Pillar[5]arene based supramolecular prodrug micelles with pH induced aggregate behavior for intracellular drug delivery

20 January, 2015 - 12:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09274K, CommunicationYin Wang, Jianwei Du, Youxiang Wang, Qiao Jin, Jian Ji
A novel type of dual pH-responsive supramolecular prodrug micelles based on pillar[5]arene was prepared. It was found that the prodrug micelles could be aggregated upon acidic condition, which led to enhanced accumulation and better therapy effect.
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Magnetofluorescent micellar complexes of terbium(III) as potential bimodal contrast agents for magnetic resonance and optical imaging

20 January, 2015 - 12:17

Chem. Commun., 2015, Advance Article
DOI: 10.1039/C4CC09759A, CommunicationMichael Harris, Sophie Carron, Luce Vander Elst, Sophie Laurent, Robert N. Muller, Tatjana N. Parac-Vogt
Micellar nano-aggregates containing Tb(III) have been evaluated as a single lanthanide bimodal contrast agent for magnetic resonance and optical imaging.
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Photo-induced living radical polymerization of acrylates utilizing a discrete copper(II)/formate complex

20 January, 2015 - 12:17
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC09916H, CommunicationAthina Anastasaki, Vasiliki Nikolaou, Francesca Brandford-Adams, Gabit Nurumbetov, Qiang Zhang, Guy James Clarkson, David Fox, Paul Wilson, Kristian Kempe, David Haddleton
This is an Accepted Manuscript, which has been through the RSC Publishing peer review process and has been accepted for publication. Accepted manuscripts are published online shortly after acceptance. This version of the article will be replaced by the fully edited, formatted and proof read Advance Article as soon as this is available.
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First enantioselective total synthesis and configurational assignments of suberosenone and suberosanone as potential antitumor agents

20 January, 2015 - 12:17
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC10041G, CommunicationMohammad KOUSARA, Angelique FERRY, Franck LE BIDEAU, Kathalyn SERRE, Isabelle CHATAIGNER, Estelle Morvan, Monique CHERON, joelle dubois, Francoise DUMAS
The first enantioselective total syntheses of two marine sesquiterpenes (1R)-suberosenone and (1R)-suberosanone are achieved leading to revision of the AC of natural (1S)-suberosanone. Key elements of the synthesis include hyperbaric...
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Smart nanoprobes for the detection of alkaline phosphatase activity during osteoblast differentiation

20 January, 2015 - 12:17
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC09620G, CommunicationEun-Kyung Lim, Joo Oak Keem, Hui-suk Yun, Jinyoung Jeong, Bong Hyun Chung
Gold nanoparticle-conjugated fluorescent hydroxyapatite (AuFHAp) was developed as a smart nanoprobe for alkaline phosphatase (ALP) activity. The AuFHAp probe was capable of detecting ALP levels related to osteoblast activity in...
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Highly Durable p-LaFeO3/n-Fe2O3 Photocell for Effective Water Splitting under Visible Light

20 January, 2015 - 12:17
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC09240F, CommunicationQing Yu, Xianguang Meng, Tao Wang, Peng Li, Lequan Liu, Kun Chang, Guigao Liu, Jinhua Ye
A new P-type photocathode LaFeO3 was successfully fabricated, and a stable (120 h) and effective water splitting (H2: 11.5 [small micro]mol h-1, O2: 5.7 [small micro]mol h-1) was realized by constructing p-LaFeO3/n-Fe2O3...
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N-Heterocyclic Carbene-Catalyzed Enantioselective Annulations: A Dual Activation Strategy for a Formal [4+2] Addition for Dihydrocoumarins

20 January, 2015 - 12:17
Chem. Commun., 2015, Accepted Manuscript
DOI: 10.1039/C4CC09590A, CommunicationKarl A Scheidt, Anna Lee
A highly efficient asymmetric formal [4+2] annulation for the synthesis of dihydrocoumarins has been developed via an in situ activated NHC catalysis. Both electrophilic and nucleophilic species are generated in...
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Photobiocatalytic decarboxylation for olefin synthesis

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1918-1921
DOI: 10.1039/C4CC07276F, CommunicationIoannis Zachos, Sarah Katharina Ga[German sz ligature}meyer, Daniel Bauer, Volker Sieber, Frank Hollmann, Robert Kourist
The oxidative decarboxylation of fatty acids to terminal alkenes was accomplished with high selectivity by combining a fatty acid decarboxylase OleTJE with the light-catalyzed generation of the cosubstrate hydrogen peroxide, resulting in a simple and efficient system for the light-driven cleavage of C-C bonds.
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Thyminate(2-)-bridged cyclic tetranuclear rhodium(III) complexes formed by a template of a sodium, calcium or lanthanoid ion

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1889-1892
DOI: 10.1039/C4CC09087J, CommunicationAyana Kashima, Mika Sakate, Hiromi Ota, Akira Fuyuhiro, Yukinari Sunatsuki, Takayoshi Suzuki
In the homochirally aggregated tetranuclear Cp*RhIII complexes, the bridging mode of thyminate(2-) was dependent on the template cation: [small mu ]3-1[small kappa]N1:2[small kappa]2N3,O2:3[small kappa]O2 in the Na+ and Ca2+ complexes and [small mu ]3-1[small kappa]N1:2[small kappa]2N3,O4:3[small kappa]O2 in the Ln3+ analogues.
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One-step growth of well-aligned TiO2 nanorod arrays for flexible dye-sensitized solar cells

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1945-1948
DOI: 10.1039/C4CC09083G, CommunicationXiaoxu Chen, Qunwei Tang, Zhiyuan Zhao, Xinghui Wang, Benlin He, Liangmin Yu
Well-aligned TiO2 nanorod arrays were synthesized by a dc reactive magnetron sputtering strategy for flexible DSSCs, yielding an efficiency of 5.3% in comparison with 1.2% for the cell with traditional TiO2 nanoparticles fabricated by a low-temperature process.
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The facile surface chemical modification of a single glass nanopore and its use in the nonenzymatic detection of uric acid

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1914-1917
DOI: 10.1039/C4CC09185J, CommunicationHaili He, Xiaolong Xu, Ping Wang, Lizhen Chen, Yongdong Jin
A single glass nanopore was modified with gold through a facile chemical method and used for the non-enzymatic detection of uric acid.
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Plasmon induced self-assembly of gold nanorods in polymer films

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1911-1913
DOI: 10.1039/C4CC08261C, CommunicationDaniela T. Marquez, Juan C. Scaiano
Photoactivated orientation of gold nanorods (AuNRs) incorporated into polymethylmethacrylate and SU-8 photoresist films occurs under red light activation.
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A new strategy for synthesis of porous magnetic supraparticles with excellent biodegradability

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1908-1910
DOI: 10.1039/C4CC07985J, CommunicationDian Li, Yuting Zhang, Meng Yu, Qiao An, Jia Guo, Jennifer Q. Lu, Changchun Wang
Porous biodegradable magnetic supraparticles with surface area up to 285.4 m2 g-1 have been fabricated by a one-step etching method.
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Construction of tetralin skeletons based on rhodium-catalysed site-selective ring opening of benzocyclobutenols

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1882-1885
DOI: 10.1039/C4CC09327E, CommunicationNaoki Ishida, Norikazu Ishikawa, Shota Sawano, Yusuke Masuda, Masahiro Murakami
A rhodium complex induces site-selective alkene insertion into the C(sp2)-C(sp3) bond of benzocyclobutenols to furnish tetralins diastereoselectively.
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Palladium-catalyzed oxidative carbonylation of hydrazides: synthesis of 1,3,4-oxadiazol-2(3H)-ones

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1905-1907
DOI: 10.1039/C4CC08731C, CommunicationYu Wang, Xu Meng, Yuting Yang, Lutao Zhang, Shuaibo Guo, Dong Tang, Yaxuan Li, Baohua Chen
A novel palladium-catalyzed oxidative carbonylation reaction was developed via the carbon monoxide insertions between the amine group and the carbonyl group to realize the intramolecular cyclization, which provides efficient access to 1,3,4-oxadiazol-2(3H)-ones with a wide range of substrates under mild conditions, resulting in good to excellent yields.
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Trapping bound water within a polymer electrolyte membrane of calcium phosphotungstate for efficient CO2 capture

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1901-1904
DOI: 10.1039/C4CC09021G, CommunicationYifan Li, Qingping Xin, Shaofei Wang, Zhizhang Tian, Hong Wu, Ye Liu, Zhongyi Jiang
Calcium phosphotungstate is utilized to fabricate a polymer electrolyte membrane for the first time. The strong hygroscopicity of both Ca2+ and PW12O403- is found to "trap" bound water within the membrane, resulting in an appealing CO2 capture performance.
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Efficient photochemical water oxidation by a dinuclear molecular ruthenium complex

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1862-1865
DOI: 10.1039/C4CC08606F, CommunicationTanja M. Laine, Markus D. Karkas, Rong-Zhen Liao, Torbjorn Akermark, Bao-Lin Lee, Erik A. Karlsson, Per E. M. Siegbahn, Bjorn Akermark
A dinuclear Ru complex housing an anionic ligand scaffold has been developed. The designed Ru complex was found to efficiently mediate the photochemical oxidation of H2O when using [Ru(bpy)3]2+-type photosensitizers.
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Diboron as a reductant for nickel-catalyzed reductive coupling: rational design and mechanistic studies

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1850-1853
DOI: 10.1039/C4CC08703H, CommunicationGuoying Zhang, Yinjun Xie, Zhengkun Wang, Yang Liu, Hanmin Huang
Diboron (B2pin2) has been identified as an efficient and environmentally benign reducing reagent for reductive coupling reactions for the first time, which enables the nickel-catalyzed reductive tetramerization of alkynes to be performed with high efficiency in the presence of formal substoichiometric amounts of (0.3 equiv.) the reductant.
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The facile preparation of a cobalt disulfide-reduced graphene oxide composite film as an efficient counter electrode for dye-sensitized solar cells

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1846-1849
DOI: 10.1039/C4CC08288E, CommunicationLijuan Sun, Yu Bai, Naiqing Zhang, Kening Sun
A CoS2-RGO composite film counter electrode was prepared by combining the layer by layer assembly method and thermal treatment process.
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Concise synthesis of cyclic carbonyl compounds from haloarenes using phenyl formate as the carbonyl source

20 January, 2015 - 12:17

Chem. Commun., 2015, 51,1854-1857
DOI: 10.1039/C4CC09413A, CommunicationHideyuki Konishi, Hiroki Nagase, Kei Manabe
Carbonylative cyclization of haloarenes bearing nucleophilic moieties under Pd catalysis has been developed as a general, user-friendly method for access to various cyclic carbonyl compounds.
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