Royal Society of Chemistry

Direct observation of the microstructure and defects in KBe2BO3F2 crystals by TEM

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16411-16415
DOI: 10.1039/C4DT02124J, PaperTao Xu, Lijuan Liu, Xiaoyang Wang, Chuangtian Chen, Haitao Zhou, Xiaoling He, Changlong Zhang, Junliang Sun
We apply for the first time transmission electron microscopy to the direct observation of the deep-UV nonlinear optical crystal KBe2BO3F2 (KBBF) grown using different methods.
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Ti7-containing, tetrahedral 36-tungsto-4-arsenate(III) [Ti6(TiO6)(AsW9O33)4]20-

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16143-16146
DOI: 10.1039/C4DT02494J, CommunicationKai-Yao Wang, Bassem S. Bassil, Zheng-Guo Lin, Ali Haider, Jie Cao, Holger Stephan, Katrin Viehweger, Ulrich Kortz
Ti7-containing [Ti6(TiO6)(AsW9O33)4]20- (1) comprises a central, octahedrally coordinated Ti4+ ion bridged to six square-pyramidally coordinated Ti4+ ions, and this titanium-oxo core is surrounded by four {AsW9O33} capping units, resulting in an overall tetrahedral assembly.
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Photoinduced hydrogen evolution by a pentapyridine cobalt complex: elucidating some mechanistic aspects

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16345-16353
DOI: 10.1039/C4DT02269F, PaperElisa Deponti, Alessandra Luisa, Mirco Natali, Elisabetta Iengo, Franco Scandola
The ability of a new pentapyridine cobalt(II) complex to power photochemical hydrogen evolution from water is investigated in detail.
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The ionothermal synthesis, structure, and magnetism-structure relationship of two biphenyl tetracarboxylic acid-based metal-organic frameworks

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16515-16521
DOI: 10.1039/C4DT02042A, PaperWen-Xian Chen, Li Tan, Qiu-Ping Liu, Gen-Rong Qiang, Gui-Lin Zhuang
The magnetism-structure relationship of two ionothermally obtained MOFs was identified by the combination of experiments, QMC and DFT calculations.
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Self-assembled Cu(II) and Ni(II) metallamacrocycles formed from 3,3,3[prime or minute],3[prime or minute]-tetrabenzyl-1,1[prime or minute]-aroylbis(thiourea) ligands: DNA and protein binding studies, and cytotoxicity of trinuclear complexes

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16395-16410
DOI: 10.1039/C4DT01859A, PaperNagamani Selvakumaran, Nattamai S. P. Bhuvanesh, Ramasamy Karvembu
The synthesis and characterization of metallamacrocyclic square planar Ni(II) and Cu(II) complexes and the interaction of cytotoxic trinuclear complexes with CT DNA and BSA protein are described.
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Zinc-specific intramolecular excimer formation in TQEN derivatives: fluorescence and zinc binding properties of TPEN-based hexadentate ligands

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16377-16386
DOI: 10.1039/C4DT01847H, PaperYuji Mikata, Saaya Takeuchi, Eri Higuchi, Ayaka Ochi, Hideo Konno, Kazuma Yanai, Shin-ichiro Sato
The Zn2+-specific fluorescence enhancement of N,N-1-isoBQBPEN (1b) at longer wavelengths is due to the intramolecular excimer formation, which is elucidated by time-dependent DFT calculation.
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New 'aggregation induced emission (AIE)' active cyclometalated iridium(III) based phosphorescent sensors: high sensitivity for mercury(II) ions

Dalton Transactions - 20 October, 2014 - 19:54

Dalton Trans., 2014, 43,16431-16440
DOI: 10.1039/C4DT02266A, PaperParvej Alam, Gurpreet Kaur, Claudia Climent, Saleem Pasha, David Casanova, Pere Alemany, Angshuman Roy Choudhury, Inamur Rahaman Laskar
Strategic design and syntheses of an AIE active bis-cyclometalatediridium(III) complex were carried out for highly selective and sensitive detection of mercuric ions.
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Novel naphthoquinone derivatives and evaluation of trypanocidal and leishmanicidal activities

Org. and Biomol. Chem. - 20 October, 2014 - 08:17
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01869A, PaperDenis Pires de Lima, Aline Alves dos Santos Naujorks, Adriano O da Silva, Rosangela S Lopes, Sergio de Albuquerque, Adilson Beatriz, Maria Rita Marques
Herein it is reported the synthesis of 12 new naphthoquinone derivatives, comprising 6 substituted 1,4-naphthoquinones and 6 heterocycle-fused naphthoquinones, as well as the evaluation of their trypanocidal and leishmanicidal activities....
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Biomineralization-inspired synthesis of functional organic/inorganic hybrid materials: organic molecular control of self-organization of hybrids

Org. and Biomol. Chem. - 20 October, 2014 - 08:17
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01796J, Review ArticleAtushi Arakaki, Katsuhiko Shimizu, Mayumi Oda, Takeshi Sakamoto, Tatsuya Nishimura, Takashi Kato
Organisms produce various organic/inorganic hybrid materials, which are called biominerals. They form through the self-organization of organic molecules and inorganic elements under ambient conditions. Biominerals often show highly organized and...
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Bidirectional Macrocyclization of Peptides by Double Multicomponent Reaction

Org. and Biomol. Chem. - 20 October, 2014 - 08:17
Org. Biomol. Chem., 2014, Accepted Manuscript
DOI: 10.1039/C4OB01915F, PaperManuel G Ricardo, Fidel E Morales, Hilda Garay, Osvaldo Reyes, Dimitar Vasilev, Ludger A. Wessjohann, Daniel G. Rivera
Increasing the diversity of peptide cyclization methods is an effective way to access new types of macrocyclic chemotypes featuring a wide variety of ring sizes and topologies. Multicomponent reactions (MCRs)...
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Utilizing electrostatic interactions to facilitate F-18 radiolabeling of poly(amido)amine (PAMAM) dendrimers

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8696-8701
DOI: 10.1039/C4OB01616E, PaperDong Zhou, Sung Hoon Kim, Vincent M. Carroll, Carmen S. Dence, John A. Katzenellenbogen
Electrostatic interactions facilitate conjugation reactions of cationic poly(amido)amine (PAMAM) dendrimers with anionic NHS reagents.
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The journey of L-tartaric acid in the world of enantiomerically pure bis- and trisadducts of C60 with the inherently chiral trans-3 and all-trans-3 addition patterns

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8574-8579
DOI: 10.1039/C4OB01666A, PerspectiveNikos Chronakis
The journey of L-tartaric acid through its derivative (-)-dimethyl-2,3-O-isopropylidene-L-tartrate in the synthesis of enantiomerically pure diols, cyclo-[n]-malonates and finally, inherently chiral trans-3 bisadducts and all-trans-3 trisadducts of C60 is presented.
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First principles calculation of electron ionization mass spectra for selected organic drug molecules

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8737-8744
DOI: 10.1039/C4OB01668H, PaperChristoph Alexander Bauer, Stefan Grimme
The QCEIMS method provides automated calculation of EI mass spectra and requires only structural information (3D coordinates) as the input.
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Thiophene-benzoquinones: synthesis, crystal structures and preliminary coordination chemistry of derived anilate ligands

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8752-8763
DOI: 10.1039/C4OB01582G, PaperMatteo Atzori, Flavia Pop, Thomas Cauchy, Maria Laura Mercuri, Narcis Avarvari
The Stille coupling strategy allowed the preparation of electron-rich substituted anilate derivatives, which were fully characterized, and their coordination ability was investigated.
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Reversible deactivation radical polymerization mediated by cobalt complexes: recent progress and perspectives

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8580-8587
DOI: 10.1039/C4OB01427H, Review ArticleChi-How Peng, Tsung-Yao Yang, Yaguang Zhao, Xuefeng Fu
The current status and future perspective of cobalt mediated radical polymerization that showed efficient control of vinyl acetate and acrylate polymerization are described.
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Scalarane sesterterpenes from Thorectidae sponges as inhibitors of TDP-43 nuclear factor

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8646-8655
DOI: 10.1039/C4OB01510J, PaperCarmen Festa, Chiara Cassiano, Maria Valeria D'Auria, Cecile Debitus, Maria Chiara Monti, Simona De Marino
The chemical analysis of two Thorectidae sponges led to the isolation of five new scalarane derivatives along with fifteen known compounds. Their binding capability to TDP-43 was assessed by bio-physical techniques and resulted in the identifications of potent inhibitors.
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Regioselective [small pi]-extension of indoles with rhodium enalcarbenoids - synthesis of substituted carbazoles

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8641-8645
DOI: 10.1039/C4OB01693A, PaperKuldeep Singh Rathore, Mandeep Harode, Sreenivas Katukojvala
An efficient Rh(II) carboxylate and Bronsted acid catalyzed direct [small pi]-extension of indoles to 4-substituted carbazoles is developed.
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Pd(II)-catalyzed ligand controlled synthesis of pyrazole-4-carboxylates and benzo[b]thiophene-3-carboxylates

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8619-8626
DOI: 10.1039/C4OB01576B, PaperYogesh Daulat Dhage, Hiroki Daimon, Cheng Peng, Taichi Kusakabe, Keisuke Takahashi, Yuichiro Kanno, Yoshio Inouye, Keisuke Kato
A simple change of the ligand and solvent allows controlled, effective switching between cyclization-carbonylation-cyclization-coupling (CCC-coupling) and cyclization-carbonylation reactions.
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A design strategy for small molecule-based targeted MRI contrast agents: their application for detection of atherosclerotic plaques

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8611-8618
DOI: 10.1039/C4OB01270D, PaperShimpei Iwaki, Kazuya Hokamura, Mikako Ogawa, Yasuo Takehara, Yasuaki Muramatsu, Takehiro Yamane, Kazuhisa Hirabayashi, Yuji Morimoto, Kohsuke Hagisawa, Kazuhide Nakahara, Tomoko Mineno, Takuya Terai, Toru Komatsu, Tasuku Ueno, Keita Tamura, Yusuke Adachi, Yasunobu Hirata, Makoto Arita, Hiroyuki Arai, Kazuo Umemura, Tetsuo Nagano, Kenjiro Hanaoka
Atherosclerotic plaques were clearly visualized in T1-weighted MR images after intravenous injection of 2BDP3Gdin vivo.
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Synthesis of fluorescent 2,3,5,6-tetraalkynylpyridines by site-selective Sonogashira-reactions of 2,3,5,6-tetrachloropyridines

Org. and Biomol. Chem. - 20 October, 2014 - 08:17

Org. Biomol. Chem., 2014, 12,8627-8640
DOI: 10.1039/C4OB01292E, PaperPeter Ehlers, Andranik Petrosyan, Antje Neubauer, Timo Brose, Stefan Lochbrunner, Tariel V. Ghochikyan, Ashot S. Saghyan, Peter Langer
4-Substituted 2,3,5,6-tetraalkynylpyridines were prepared by tetra-fold Sonogashira reactions of the corresponding 2,3,5,6-tetrachloropyridines.
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