Royal Society of Chemistry

Highly active chromium(III) complexes based on tridentate pyrazolyl pyridyl ligands for ethylene polymerization and oligomerization

Dalton Transactions - 24 April, 2015 - 20:17
Dalton Trans., 2015, Accepted Manuscript
DOI: 10.1039/C5DT00855G, PaperJong-Eun Park, Sung-Kwon Kang, Jeong Oh Woo, Kyung-sun Son
A set of new chromium(III) [Cr(III)] complexes based on tridentate ligand HC(Pz)2Py (Pz = pyrazole; Py = pyridine) and its derivatives were prepared, characterized, and evaluated for ethylene polymerization/oligomerization. X-ray...
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Counter anion dependent gradual spin transition in a 1D cobalt(II) coordination polymer

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,7774-7776
DOI: 10.1039/C5DT00056D, CommunicationSubhasis Roy, Somnath Choubey, Kishalay Bhar, Nivedita Sikdar, Jose Sanchez Costa, Partha Mitra, Barindra Kumar Ghosh
One Co(II) SCO coordination polymer [Co(enbzpy)([small mu ]1,5-dca)]n(PF6)n (1[middle dot]PF6) has been isolated and characterised structurally and magnetostructurally. Contrasting magnetic behavior of 1[middle dot]PF6 in comparison to 1[middle dot]ClO4 has been analysed in terms of structural factors.
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Strong effect of copper(II) coordination on antiproliferative activity of thiosemicarbazone-piperazine and thiosemicarbazone-morpholine hybrids

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT01076D, PaperFelix Bacher, Orsolya Domotor, Anastasia Chugunova, Nora V. Nagy, Lana Filipovic, Sinisa Radulovic, Eva A. Enyedy, Vladimir B. Arion
Strong enhancement of antiproliferative activity in human cancer cell lines was found upon coordination of new hybrid ligands to copper(II).
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Polydentate chalcogen reagents for the facile preparation of Pd2 and Pd4 complexes

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8267-8277
DOI: 10.1039/C5DT00197H, PaperMahmood Azizpoor Fard, Mathew J. Willans, Bahareh Khalili Najafabadi, Tetyana I. Levchenko, John. F. Corrigan
The reagent 1,2,4,5-(Me3SiSCH2)4C6H2 can be used for a facile route to the tetra-palladium tetra-thiolate complex [(dppp)4Pd4-[small mu ]-[small kappa]4S-{1,2,4,5-(SCH2)4C6H2}]4+, illustrated (dppp = 1,3-bis(diphenylphosphino)propane).
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Bismuth-lithium bonding in the ion pairs: LiBiL2, where L = a porphyrin or a salen ligand

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8205-8213
DOI: 10.1039/C5DT00256G, PaperVagulejan Balasanthiran, Malcolm H. Chisholm, Christopher B. Durr
From the reaction between BiCl3 (1 equiv.) and LiN(SiMe3)2 (4 equiv.) and LH2 (2 equiv.), where L = a tetraphenylporphyrin, TPP, an octaethylporphyrin, OEP and phsalen in THF the title compounds have been obtained I LiBiTPP2, II LiBiOEP2, and IIIA LiBi(phsalen)2 and IIIB LiBi(phsalen)2[middle dot]THF.
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Construction of helical coordination polymers via flexible conformers of bis(3-pyridyl)cyclotetramethylenesilane: metal(II) and halogen effects on luminescence, thermolysis and catalysis

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8198-8204
DOI: 10.1039/C5DT00774G, PaperHyeun Kim, Minwoo Park, Haeri Lee, Ok-Sang Jung
Construction and physicochemical properties of rectangular-tubular-helical coordination polymers of [M(II)X2L] (M = Zn(II), Hg(II); X- = Cl-, Br-) were investigated.
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A Zr metal-organic framework based on tetrakis(4-carboxyphenyl) silane and factors affecting the hydrothermal stability of Zr-MOFs

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8049-8061
DOI: 10.1039/C5DT00421G, PaperShufen Wang, Jingjing Wang, Weiwei Cheng, Xiaowei Yang, Zaiyong Zhang, Yan Xu, Hongke Liu, Yong Wu, Min Fang
A new Zr-MOF based on tetrakis(4-carboxyphenyl) silane was synthesized, and factors affecting the hydrothermal stabilities of Zr-MOFs are discussed.
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Synthesis and structural characterization of silver(I), copper(I) coordination polymers and a helicate palladium(II) complex of dipyrrolylmethane-based dipyrazole ligands: the effect of meso substituents on structural formation

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT00430F, PaperTapas Guchhait, Bhagyasree Barua, Aritra Biswas, Biswanath Basak, Ganesan Mani
A striking difference in the structures of silver complexes was observed because of the different substituents at the meso carbon atom of the dipyrrolylmethane-based ligand.
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Correction: Enzyme and voltage stimuli-responsive controlled release system based on [small beta]-cyclodextrin-capped mesoporous silica nanoparticles

Dalton Transactions - 24 April, 2015 - 20:17
Dalton Trans., 2015, 44,8300-8300
DOI: 10.1039/C5DT90068A, CorrectionYu Xiao, Tao Wang, Yu Cao, Xue Wang, Ye Zhang, Yunling Liu, Qisheng Huo
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Rotameric transformations in the photochemistry of TpM(CO)2([small eta]3-C3H4R), where Tp = tris(pyrazolyl)borate, M = Mo or W, and R = H or Me

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8007-8012
DOI: 10.1039/C4DT03940H, PaperWyatt A. Thornley, Thomas E. Bitterwolf
Photolysis of the exo allyl rotamers of TpM(CO)2([small eta]3-C3H4R) complexes, where M = Mo or W, and R = 2-H or 2-Me, at 85 K results in reversible formation of the gauche allyl rotamer.
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A metal-organic framework constructed using a flexible tripodal ligand and tetranuclear copper cluster for sensing small molecules

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,7770-7773
DOI: 10.1039/C5DT00762C, CommunicationChaoyi Hou, Yue-Ling Bai, XiaoLi Bao, Liangzhen Xu, Rong-Guang Lin, Shourong Zhu, Jianhui Fang, Jiaqiang Xu
A porous MOF based on a tetranuclear copper cluster with intracluster antiferromagnetic interactions was synthesized, which reveals highly sensitive and selective sensing of small molecules.
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A hybrid ruthenium alkynyl/zinc porphyrin "Cross Fourchee" with large cubic NLO properties

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,7748-7751
DOI: 10.1039/C5DT00768B, CommunicationAreej Merhi, Guillaume Grelaud, Katy A. Green, Ngo Hoang Minh, Michael Reynolds, Isabelle Ledoux, Adam Barlow, Genmiao Wang, Marie P. Cifuentes, Mark G. Humphrey, Frederic Paul, Christine O. Paul-Roth
An impressive cubic nonlinear optical coefficient ([gamma]THG) was determined by third-harmonic generation at 1907 nm for a new star-shaped Zn(II) porphyrin-based metallo-dendrimer containing twelve Ru(II) centers.
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A facile ultrasonication assisted method for Fe3O4@SiO2-Ag nanospheres with excellent antibacterial activity

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, Advance Article
DOI: 10.1039/C5DT00977D, PaperShuang-Sheng Chen, Hui Xu, Hua-Jian Xu, Guang-Jin Yu, Xing-Long Gong, Qun-Ling Fang, Ken Cham-Fai Leung, Shou-Hu Xuan, Qi-Ru Xiong
A novel ultrasonication assisted method was developed to synthesize monodisperse Fe3O4@SiO2-Ag nanospheres which exhibited excellent antibacterial activities against both Staphylococcus aureus and Escherichia coli.
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Porous ZrO2 sheets synthesized using an ionothermal method and their absorption properties

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8247-8254
DOI: 10.1039/C4DT03737E, PaperTetsuya Yamada, Ken-ichi Katsumata, Nobuhiro Matsushita, Kiyoshi Okada
Porous ZrO2 sheets were synthesized by combining an ionothermal method and heat treatment. NH4Zr2F9 with a sheet-like structure was obtained using the ionothermal method.
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Effect of the Y : B ratio on phase purity and development of thermally stable nano-sized Eu+3-doped YBO3 red phosphor using sodium borohydride

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,7765-7769
DOI: 10.1039/C5DT00875A, CommunicationShubham Srivastava, Shantanu K. Behera, Bibhuti B. Nayak
A borohydride derived thermally stable nano-sized Eu3+-doped YBO3 red phosphor is described.
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A study on the thermal conversion of scheelite-type ABO4 into perovskite-type AB(O,N)3

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8238-8246
DOI: 10.1039/C5DT00711A, PaperWenjie Li, Duan Li, Xin Gao, Aleksander Gurlo, Stefan Zander, Philip Jones, Alexandra Navrotsky, Zhijian Shen, Ralf Riedel, Emanuel Ionescu
Scheelite-type SrMO4 oxides (M = Mo, W) convert upon thermal treatment under an ammonia atmosphere into an intermediate scheelite-type oxynitride phase SrMO4-yNy at 600 [degree]C, and subsequently rearrange into perovskite-type oxynitrides SrMO3-xNx at higher temperatures.
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Correlation between the molecular structure and the kinetics of decomposition of azamacrocyclic copper(II) complexes

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8255-8266
DOI: 10.1039/C5DT00408J, PaperLaura Acosta-Rueda, Estefania Delgado-Pinar, Javier Pitarch-Jarque, Alexis Rodriguez, Salvador Blasco, Jorge Gonzalez, Manuel G. Basallote, Enrique Garcia-Espana
Kinetic studies reveal a correlation between the structure of the Cu(II) complexes and their kinetics of decomposition as well as structural changes between the different species.
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Two alternative approaches to access mixed hydride-amido zinc complexes: synthetic, structural and solution implications

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8169-8177
DOI: 10.1039/C5DT00312A, PaperAndrew J. Roberts, William Clegg, Alan R. Kennedy, Michael R. Probert, Stuart D. Robertson, Eva Hevia
In the presence of a bulky N-heterocyclic carbene, Zn(HMDS)2 can be converted in to either a mononuclear amido/hydride complex or a tetranuclear hydride rich cluster depending on the hydride source and reaction conditions employed.
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Undecametallic and hexadecametallic ferric oxo-hydroxo/ethoxo pivalate clusters

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,7777-7780
DOI: 10.1039/C5DT00665A, CommunicationSvetlana G. Baca, Manfred Speldrich, Jan van Leusen, Arkady Ellern, Paul Kogerler
An easy and convenient approach starting from trinuclear species has been developed to yield a series of high-nuclearity and charge-neutral Fe11 and Fe16 ferric oxide-based clusters.
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Bioinspired synthesis of fluorescent calcium carbonate/carbon dot hybrid composites

Dalton Transactions - 24 April, 2015 - 20:17

Dalton Trans., 2015, 44,8232-8237
DOI: 10.1039/C5DT00837A, PaperShanshan Guo, Miao Yang, Min Chen, Juan Zhang, Kang Liu, Ling Ye, Wei Gu
Carbon dots (CDs) were applied as a template to direct the formation and assembly of calcite nanocrystals into hierarchical spheres and, simultaneously, as a phosphor to enable the as-prepared CaCO3 spheres to emit blue fluorescence under UV irradiation.
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