TERPYRIDINE LIGAND
Ruthenium(II) carbonyl compounds with the 4′ chloro 2,2′:6′,2′′ terpyridine ligand
... used ligand systems in these catalysts. It is also reported that possible substituents on polypyridine rings can have a strong impact on the catalytic behaviour of the compounds (Chardon-Noblat et al., 2001), ...
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Crystal structure of a mononuclear RuII complex with a back to back terpyridine ligand: [RuCl(bpy)(tpy–tpy)]+
... structure of 1 is shown in Figs. 1 and 2, and selected data are summarized in Table 1. The complex has a distorted octa- hedral geometry at the metal due to the restricted bite angle of its meridionally coordinating ...
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Crystal structure of bis[4′ (1,4,7,10 tetraoxa 13 azacyclopentadecan 13 yl) 2,2′:6′,2′′ terpyridine]cobalt(III) tris(perchlorate) methanol monosolvate monohydrate
... showed that the magnetic behaviors are influenced not only by inter-chain interactions between long alkyl chains but also by – stacking interactions between terpyridine moieties (Hayami et al., 2011). We suggested ...
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(Acetonitrile)(6,6′′ dimesityl 2,2′:6′,2′′ terpyridine)copper(I) hexafluorophosphate
... Design of N-chelating ligands with various bulky substituents is essential approach in developing N-chelating metal catalysts for polymerization. For example, Johnson et al. (1995) have reported highly efficient Pd and ...
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Crystal structure of trichlorido(4′ ferrocenyl 2,2′:6′,2′′ terpyridine κ3N,N′,N′′)iridium(III) acetonitrile disolvate
... three terpyridine N atoms in a slightly distorted octahedral ...The terpyridine ligand is functionalized at the 4 0 -position with a ferrocenyl group, the latter being in ...
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(4,4′ Dimethyl 2,2′ bipyridine)chloro (2,2′:6′,2′′ terpyridine) iridium(III) hexafluorophosphate
... the terpyridine ligand is superior to the bidentate ...advantage, terpyridine complexes have the serious drawback of a relatively short-lived 3 MLCT with weak ...
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Synthesis and crystal structure of catena poly[[bis[(2,2′;6′,2′′ terpyridine)manganese(II)] μ4 pentathiodiantimonato] tetrahydrate] showing a 1D MnSbS network
... neutral terpyridine ligand and the Mn II ion in the same plane and the two S atoms above and below this plane, leading to an irregular coordination ...
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'Robust Self Assembled Monolayers of Ru(II) and Os(II) Polypyridines on Gold Surfaces: Exploring New Potentials'
... to ligand charge transfer) absorption in the visible region, leading to more efficient visible light absorption coupled with a shift of the Ru(II/III) redox couple to less positive ...a terpyridine ...
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VASORELAXATION EFFECT PROMOTED BY THE CALCIUM CHANNEL BLOCKER VERAPAMIL COORDINATED TO RUTHENIUM (II): CHEMICAL AND BIOLOGICAL PROPERTIES
... 2,2′:6′,2′′- terpyridine) ...(terpyridine ligand) motivated this investigation 13-16 —this interaction restricts the spatial structure of verapamil when its coordinated to the metal ion ...
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Transition metal terpyridine complexes for molecular electronics
... Functionalised terpyridine units are of interest for use in molecular electronics but have not been extensively ...a terpyridine unit has three nitrogen atoms it is able to act as a tridentate ...
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Effects of the Bidentate Ligand on the Photophysical Properties, Cellular Uptake, and (Photo)cytotoxicity of Glycoconjugates Based on the [Ru(tpy)(NN)(L)]2+ Scaffold
... tal structures showed the expected distorted octahedral geom- etry, with a reduced (< 1808) N-Ru-N angle for the coordinated terpyridine ligand (N1-Ru1-N3, 159.11–159.408, Table 1). The bi- dentate ...
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Multi Color Photoluminescence of Terpyridine Crystals
... New type of photoluminescence properties of 2,2’:6’,2”-Terpyridine (Terpy) is described. Orthor- hombic form of Terpy crystals, which is known to be inherently nonluminous in the visible region, was found to emit ...
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From 4'-Hydroxy-2,2':6',2''-Terpyridine Complex of Chromium(III) towards Cr2O3 Nanoparticles: Effects of the Calcination Temperature on the Particle Size and Morphology
... The terpyridine structural features provide impetus for chemists to design and synthesis of coordination complexes with a wide range of applications from medicine to material science ...The terpyridine ...
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Bis(2,2′:6′,2′′ terpyridine)ruthenium(II) bis(perchlorate) hemihydrate
... cation, two perchlorate anions and one half-molecule of water. Face-to-face and face-to-edge -stacking interactions between terpyridine units [centroid–centroid distances = 3.793 (2) and 3.801 (2) A ˚ ] stabilize ...
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Diethyl [4 (2,2′:6′,2′′ terpyridine 4′ yl)phenyl]phosphonate
... The title compound was prepared as a precursor for our study of molecular aluminophosphate building blocks possessing metal-coordinating groups. The molecule presents the usual conformation of nitrogen atoms in the two ...
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mer Trichloro(2,2′,2′′ terpyridine)chromium(III) dimethyl sulfoxide solvate
... terpyridine (0.10 g, 0.43 mmol) were dissolved in hexamethyl- phosphoramide (5 ml). A piece of zinc was added to catalyse disso- lution of the chromium(III) chloride. The mixture was heated to 433 K and then ...
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Synthesis and Characterization of new Binuclear (chromium, Cadmium) Complexes Based on Terpyridine and Phenanthroline
... The UV-Vis absorption spectra of complexes in mixed solution (ethanol and water) is shown in Fig. 1a-b. The spectra exhibit characteristic π→π* and n→π* (phenanthrolin and terpyridine) in the 263 and 309 nm. As ...
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Resonant X ray emission spectroscopy reveals d–d ligand field states involved in the self assembly of a square planar platinum complex
... We report here an unprecedented study aimed at capturing the subtle changes of d–d LF transitions in the supramolecular aggregates of a square-planar Pt II complex. Characterization of these states is crucial to the ...
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Charge and spin transport in single and packed ruthenium terpyridine molecular devices: Insight from first principles calculations
... For Models 1 to 6, it is even possible to directly compare the different computed total energies. We found that Model 3 represents the most stable geometry of the molecule in contact with the semi-infinite Au(111) ...
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Ethyl 5,5′′ dimethyl 2,2′;6′,2′′ terpyridine 4′ carboxylate
... the terpyridine unit, N1/C2–C6, C7/ N8/C9–C12 and C14/N15/C16–C19, are ...the terpyridine unit makes an angle to the carboyxylic ester group (C21/O22/O23) of ...
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