Browsing CHEM Faculty Scholarship by Title
Now showing items 435-454 of 491
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Supramolecular porphyrin-fullerene via 'two-point' binding strategy: axial-coordination and cation-crown ether complexation
(Royal Society of Chemistry, 2005-03-14)A highly stable porphyrin-fullerene conjugate with defined distance and orientation, was formed using a newly developed 'two-point' binding strategy involving axial-coordination and cation-crown ether complexation; ... -
Supramolecular solar cells: surface modification of nanocrytalline TiO(2) with coordinating ligands to immobilize sensitizers and dyads via metal-ligand coordination for enhanced photocurrent generation
(American Chemical Society, 2009-10-21)An elegant method of self-assembly for modification of a TiO(2) surface using coordinating ligands followed by immobilization of variety of sensitizers and a dyad is reported. This highly versatile method, in addition to ... -
A Supramolecular tetrad featuring covalently linked ferrocene-zinc porphyrin-BODIPY coordinated to fullerene: a charge stabilizing, photosynthetic antenna-reaction center mimic
(WILEY-VCH Verlag GmbH & Co., 2014-12-15)A novel photosynthetic-antenna-reaction-center model compound, comprised of BF2-chelated dipyrromethene (BODIPY) as an energy-harvesting antenna, zinc porphyrin (ZnP) as the primary electron donor, ferrocene (Fc) as a ... -
Supramolecular triad and pentad composed of zinc-porphyrin(s), oxoporphyrinogen, and fullerene(s): design and electron-transfer studies
(John Wiley and Sons, 2007-01-01)By adopting a "covalent-coordinate" bonding approach, novel supramolecular pentad and triad molecules composed of zinc-porphyrin(s), fullerene(s), and oxoporphyrinogen redox-/photoactive entities have been constructed, and ... -
Syntheses and electrochemical, photophysical, and photochemical properties of Ruthenium(II) 4,5-Diazafluorenone complexes and their ketal derivatives
(ACS Publications, 1998-04-03)A series of ruthenium(II) complexes of the types [Ru(bpy)n(dafo)3-n]2+ and [Ru(bpy)n(dafo-ketal)3-n]2+, where n varies between 0 and 3 and dafo is 4,5-diazafluoren-9-one, were synthesized, and their chemical, physical, and ... -
Syntheses and excitation transfer studies of near-orthogonal freebase porphyrin-ruthenium phthalocyanine dyads and pentad
(American Chemical Society, 2012-03-19)A new series of molecular dyads and pentad featuring free-base porphyrin and ruthenium phthalocyanine have been synthesized and characterized. The synthetic strategy involved reacting free-base porphyrin functionalized ... -
Syntheses, electrochemistry, and photodynamics of ferrocene-azadipyrromethane donor--acceptor dyads and triads
(American Chemical Society, 2011-09-08)A near-IR-emitting sensitizer, boron-chelated tetraarylazadipyrromethane, has been utilized as an electron acceptor to synthesize a series of dyads and triads linked with a well-known electron donor, ferrocene. The structural ... -
Synthesis and characterization of 2-(2-pyridinyl)pyrazine and 2,2′-bipyrazine derivatives
(Journal of Heterocyclic Chemistry, 2019-01-29)A convenient and high yield preparation of derivatives of 2-(2-pyridinyl)pyrazine and derivatives of 2,2′-bipyrazine compounds from their derivatives of bromopyrazine using Stille coupling is reported. X-ray structures, ... -
Synthesis and characterization of picket porphyrin receptors that bind phosphatidylglycerol, an anionic phospholipid found in bacterial membranes
(American Chemical Society, 2013-01-18)The lipid binding ability of four urea-picket porphyrins designed to bind to both the phosphate anion portion as well as the glycerol hydroxyl groups of phosphatidylglycerol (PG) has been investigated. Isothermal titration ... -
Synthesis and characterization of rhenium(I) 4,4′-dicarboxy-2,2′-bipyridine tricarbonyl complexes for solar energy conversion
(Elsevier, 2020-10-01)The synthesis of a series of rhenium(I) tricarbonyl complexes containing 4,4′-dicarboxy-2,2′-bipyridine (dcbpy) and various halide or pseudohalide ligands is reported. Deprotonation of the carboxylates occurs in basic ... -
Synthesis and computational and experimental investigations of a para-nicotinic acid-bridged dirhenium(I) dimer complex
(American Chemical Society, 2020-05-22)The Re(I) dimer complex, [fac(CO)3(phen)Re1-N(py)COORe2(phen)fac(CO)3]+ (py = pyridine; phen = 1,10-phenanthroline), contains two different Re(I) centers 9.3 Å apart, one with a nitrogen donor and the other with an acetate ... -
Synthesis and luminescence properties of a nonsymmetrical ligand-bridged reI−reI chromophore
(ACS Publications, 2000-09-15)The preparation and the physical and photophysical properties of three complexes containing the bridging ligand 5-(2-(4-pyridyl)ethyl)-2-(2-pyridyl)pyrimidine (pypm-py) are described. Two of the complexes are monometallic, ... -
Synthesis and photochemistry of Ru(II) complexes containing phenanthroline-based ligands with fused pyrrole rings
(American Chemical Society, 2002-12-16)Hydrolysis of 1,10-phenanthrolinopyrrole ethyl ester leads to the acid derivative which is unstable at room-temperature releasing CO(2) and forming 1,10-phenanthrolinopyrrole (php). The ligand reacts with ruthenium(II) to ... -
Synthesis and photoinduced electron transfer studies of a Tri(Phenothiazine)-subphthalocyanine-fullerene pentad
(American Chemical Society, 2013-09-06)A novel donor acceptor pentad featuring subphthalocyanine and fullerene as the primary electron donor and acceptor, and three phenothiazine entities as secondary hole transferring agents, have been newly synthesized and ... -
Synthesis and x-ray crystallographic characterization of [In(tsalen)(OAc)] (tsalen = N,N '-ethylenebis(thiosalicylideneimine))
(Elsevier Science Inc., 2016-08-16)The first synthesis and crystallographic characterization of a main-group metal complex of the N2S2 ligand N,N'-ethylenebis(thiosalicylideneimine) (tsalen) is reported, with the isolation and characterization of the ... -
Synthesis of urea picket porphyrins and their use in the elucidation of the role buried solvent plays in the selectivity and stoichiometry of anion binding receptors
(American Chemical Society, 2007-11-23)The synthesis of alpha,alpha-5,10-diurea and alpha,alpha,alpha-5,10,15-triurea picket porphyrins are detailed in this report. In previous reports, these porphyrins, along with alpha,alpha,alpha,alpha-5,10,15,20-tetraurea ... -
Synthesis, characterization, and application of antibody functionalized fluorescent silica nanoparticles
(Wiley-V C H Verlag GMBH, 2013-07-12)Fluorescent silica nanoparticles (FSNs) are prepared by incorporating dye into a mesoporous silica nanoparticle (MSN) synthesis procedure. FSNs containing sulforhodamine B, hydrophobically modified sulforhodamine B, and ... -
Synthesis, characterization, and photochemical and computational investigations of Ru(II) heterocyclic complexes containing 2,6-dimethylphenylisocyanide (CNx) ligand
(American Chemical Society, 2004-10-04)The isocyanide ligand forms complexes with ruthenium(II) bis-bipyridine of the type [Ru(bpy)(2)(CNx)Cl](CF(3)SO(3)) (1), [Ru(bpy)(2)(CNx)(py)](PF(6))(2) (2), and [Ru(bpy)(2)(CNx)(2)](PF(6))(2) (3) (bpy = 2,2'-bipyridine, ... -
Synthesis, characterization, photophysical, and computational studies of rhenium(I) tricarbonyl complexes containing the derivatives of bipyrazine
(American Chemical Society, 2007-08-06)The chloro and pyridinate derivatives of rhenium(I) tricarbonyl complexes containing the diimine ligands 2,2'-bipyrazine (bpz) and 5,5'-dimethyl-2,2'-bipyrazine (Me2bpz) are reported. Absorption maxima occur in the visible ... -
Synthesis, crystal and electronic structures, and nonlinear optical properties of Y$_4$Si$_3$S$_{12}$
(Wiley, 2022-03-21)A new acentric sulfide Y$_4$Si$_3$S$_{12}$ was grown by a high temperature vapor transport reaction. The crystal structure of Y$_4$Si$_3$S$_{12}$ was determined by single crystal X-ray diffraction. Y$_4$Si$_3$S$_{12}$ is ...