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Showing papers in "Journal of Organometallic Chemistry in 2010"


Journal ArticleDOI
TL;DR: In this paper, the in vitro anticancer activities of the dinuclear dichloro complexes on human ovarian cancer cell lines A2780 (cisplatin-resistant), as well as their interactions with plasmid DNA and the model protein ubiquitin, have been investigated.

117 citations


Journal ArticleDOI
TL;DR: In this article, the C-H activation reaction of two aryl-derived thiosemicarbazones with K-2[PdCl4] affords tetranuclear cyclopalladated complexes (3 and 4) where the thIosemicarazone ligand acts as a tridentate donor [C,N,S] coordinated to palladium via the ortho-carbon of the aryls ring, imine nitrogen and thiolato sulfur.

94 citations


Journal ArticleDOI
TL;DR: A series of magnesium, zinc, and calcium monoalkyl or monoamide complexes containing tridentate nitrogen ligands have been synthesized, and six of which were characterized by single-crystal X-ray diffraction as discussed by the authors.

76 citations


Journal ArticleDOI
TL;DR: In this article, the coordination behavior of Schiff base towards organotin(IV) moieties is discussed on the basis of infrared and far-infrared, 119Sn Mossbauer and multinuclear (1H, 13C and 119Sn) magnetic resonance (NMR) spectroscopic studies.

76 citations


Journal ArticleDOI
TL;DR: In this article, the synthesis of two N-aryl substituted 2-silaimidazolidenes 9a, b by metal-reduction of the appropriate silicon(IV) heterocycles is reported.

73 citations


Journal ArticleDOI
TL;DR: In this article, spectral analysis in conjunction with electrochemical measurements was carried out for the purpose of investigating electro-molecular absorption bands, energy gaps, E g and molecular energy levels (ionization potential, IP and electron affinity, EA ) of tris (8-hydroxyquinolinate) gallium and aluminum.

70 citations


Journal ArticleDOI
TL;DR: In this paper, a ladder-structured polymethylsilsesquioxanes with high molecular weight was synthesized from sila-functionalized tetramethylcyclotetrasiloxanes by the dehydrogenative condensation of [MeSiHO]4 with water in the presence of N,N-diethylhydroxylamine or the hydrolytic polycondensation of[MeSiXO]4 (X = OEt, NCO).

65 citations


Journal ArticleDOI
TL;DR: In this paper, a hexagonal bipyramid with a missing connectivity of two chalcogen vertices and a very short cross cage metal-metal bonding was proposed for dichalcomolybda-and tungstaboranes.

59 citations


Journal ArticleDOI
TL;DR: In this article, a range of nitrogen doped carbon nanotubes (N-CNTs) was produced by a nebulised floating catalyst method at 850°C using a mixture of toluene and 1-8% nitrogen containing reagents (a range of amines and amides).

57 citations


Journal ArticleDOI
TL;DR: An inexpensive, air-moisture stable and reusable PS-Pd(II)anthra complex was synthesized by reacting chloro-methylated polystyrene with anthranilic acid to get polymer anchored ligand which was then reacted with PdCl 2 to get polymeric anchored complex as mentioned in this paper.

56 citations


Journal ArticleDOI
TL;DR: In this paper, spectral, electrochemical and photophysical properties of four BODIPY-ferrocene conjugates in which one or two ferrocenyl groups were covalently connected either directly to boron-dipyrromethene framework or to meso-phenyl group of borsophyl group unit are described.

Journal ArticleDOI
TL;DR: In this article, the synthesis, structure and spectroscopy of a series of luminescent orthometalated square planar platinum(II) complexes were reported, which have been characterized by elemental analysis, NMR (1H, 31P, 195Pt), and absorption spectrography.

Journal ArticleDOI
TL;DR: The use of an imidazolium-based phosphinite ionic liquid (IL-OPPh2) as both solvent and ligand for Pd offers an efficient catalytic system for silylation of aryl iodides, bromides and also chlorides by triethylsilane in the presence of Cs2CO3.

Journal ArticleDOI
TL;DR: In this article, the crystal structures of complexes 2-6 and [Cp∗Ir(η2-ppy-S-p-tol)(H2O)][OTf]2 have been determined.

Journal ArticleDOI
TL;DR: In this article, a novel functionalized triphenylantimony(V) catecholates were synthesized by the oxidative addition reaction of corresponding o-quinones with triphenyantimony.

Journal ArticleDOI
TL;DR: In this article, the synthesis of a series of azolium salts such as Azolium iodides and chlorides having both N-anionic functional group and N-alkyl group have been developed.

Journal ArticleDOI
TL;DR: In this paper, the unsymmetrical, achiral and chiral NCN pincer ligand precursors (3a-3d) with oxazoline and pyrazole as N donors as well as (3e) which has oxazolinyl and amino group have been synthesized in a facile manner in four steps starting from commercially available isophthalaldehyde.

Journal Article
TL;DR: It is reported that B[alpha]P modifies the composition of cholesterol-rich microdomains (lipid rafts) in rat liver F258 epithelial cells and results in an intracellular alkalinization observed during the early phase of apoptosis.

Journal ArticleDOI
TL;DR: In this article, the optimal structures, vibrational spectra and thermochemical characteristics of ferrocenes and pentaphosphaferrocenes containing up to five methyl substituents in the cyclopentadienyl ring are found with the use of DFT computations.

Journal ArticleDOI
TL;DR: In this article, it was shown that the deprotonation of bulky amides such as HN(SiMe 2 Ph) 2 may be accelerated by the use of catalytic quantities of an alkali metal tert-butoxide salt, affording, for example, overnight syntheses of NaN 2 Ph 2.

Journal ArticleDOI
TL;DR: In this article, the influence of some reaction parameters on the regioselectivity and the rate of the reaction were investigated, and a mechanism was proposed to rationalize the role of catalyst, solvent and deuterium distribution.

Journal ArticleDOI
TL;DR: In this article, the authors summarize the status of contributions utilizing various scorpionates, TpR,R′, as ancillary ligands and show that the nuclearity of the obtained hydride clusters depends on the size of the scorpionate ligands.

Journal ArticleDOI
TL;DR: In this article, the results on design and application of the new catalytic cyclometalation reaction of olefins, dienes, acetylenes and allenes with Al, Mg and halogen alkyls mediated by Ti or Zr based metallocene catalysts to produce novel classes of cyclic organometallics are summarized and systematized.

Journal ArticleDOI
TL;DR: In this article, 1-(chloromethyl)-1H-benzotriazole with in situ generated nucleophiles PhSe− and ArTe− have been synthesized.

Journal ArticleDOI
TL;DR: In this article, a trans-chelated palladium complex derived from 1,8-bis-(4-(diphenylphosphino)phenyl)anthracene (1) and p-TolPdI(TMEDA) was used as a precatalyst in carbonylative Suzuki coupling and methoxycarbonylation of aryl iodides and bromides.

Journal ArticleDOI
TL;DR: In this article, three novel phosphoramidate ligands with formula RP(O)R' 2, R = Nicotinamide(nia), R' = NHC(CH 3 ) 3 (L 1 ), NH(C 6 H 11 )(L 2 ); R = isoP(O)[NHC(C 3 ] 2 ] 2, and their new organotin(IV) complexes with formula SnCl 2 (CH 3 ), 2 (X) 2, X = nia (C s ), iso (C 6 ) were synthesized and characterized by

Journal ArticleDOI
TL;DR: The Nd complex was found to be an effective catalyst for amidation of aldehydes with amines under mild conditions with a wide scope of substrates as mentioned in this paper, which represents the first structurally characterized complexes of lanthanide and lithium metals with dianionic guanidinate ligands.

Journal ArticleDOI
TL;DR: In this article, a series of N-heterocyclic dicarbene palladium(II) complexes has been characterised combining different techniques (cyclic voltammetry, XPS and 13C NMR spectroscopy), in order to evaluate the influence of the ligand on the electronic properties of the metal centre.

Journal ArticleDOI
TL;DR: In this article, pyruvic acid hydrazone ligands with different alkyltin salts were used to construct six new organotin(IV) compounds, which have been characterized by single crystal X-ray diffraction, elemental analysis, IR, 1H and 119Sn NMR.

Journal ArticleDOI
TL;DR: The synthesis of four new oligogermanes containing para-tolyl-substituents has been achieved via the hydrogermolysis reaction, including the digermane Tol3GeGePh3, the trigermanes Tol3 GeGePh2GeTol3, and the tetragermane TG3G2GePh 2GeTOL3 (Tol = p-CH3C6H4).