Search Results - "IAMAMOTO, Y"

Biomimetical catalytic activity of iron(III) porphyrins encapsulated in the zeolite X by Rosa, I.L.Viana, Manso, C.M.C.P, Serra, O.A, Iamamoto, Y

“…The approach adopted for the obtention of zeolite-encapsulated FeP led to clean syntheses of biomimetical catalyst. The catalysts were obtained through the…”
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Characterization of Mn(III)porphyrin immobilized on modified silica surfaces by EXAFS spectroscopy: A promising tool for analysis of supported metalloporphyrin catalysts by Ferreira, Alba D.Q., Vinhado, Fábio S., Iamamoto, Y.

“…Herein we present the first Mn–K edge EXAFS spectra recorded for manganese(III)porphyrin catalysts containing [Mn{T(4- N-MePy)P}(L) n ] 5+ (where L =…”
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Oxidative metabolism of 5- o-caffeoylquinic acid (chlorogenic acid), a bioactive natural product, by metalloporphyrin and rat liver mitochondria by dos Santos, Michel D., Martins, Patrícia R., dos Santos, Pierre A., Bortocan, Renato, Iamamoto, Y., Lopes, Norberto P.

“…Synthetic metalloporphyrins, in the presence of monooxygen donors, are known to mimic the various reactions of cytochrome P450 enzymes systems in the oxidation…”
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Synthesis of hybrid silicates containing porphyrins incorporated by a sol–gel process and their properties by Biazzotto, Juliana C, Sacco, Hérica C, Ciuffi, Kátia J, Neri, Claudio R, Ferreira, Antonio G, Iamamoto, Y, Serra, Osvaldo A

“…Porphyrin was incorporated in a silicate network, via a covalent bond, by grafting a functional group with 3-aminopropyltriethoxysilane, using a sol–gel…”
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Characterization of iron(III)porphyrin-hydroxo complexes in organic media through UV-Vis and EPR spectroscopies by Manso, C.M.C.P., Neri, C.R., Vidoto, E.A., Sacco, H.C., Ciuffi, K.J., Iwamoto, L.S., Iamamoto, Y., Nascimento, O.R., Serra, O.A.

“…The interaction of OH − with Fe(TPP) +, Fe(TDCPP) +, Fe(TMP) + and Fe(TFPP) + in 1,2-dichloroethane was studied by titrating FeP solutions with aliquots of a…”
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Oxidation of alkanes by iodosylbenzene (PhIO) catalysed by supported Mn(III) porphyrins : Activity and mechanism by LINDSAY SMITH, John R, IAMAMOTO, Yassuko, VINHADO, Fabio S

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Iron porphyrins immobilised on silica surface and encapsulated in silica matrix: a comparison of their catalytic activity in hydrocarbon oxidation by Moreira, Maria Silvia Monsalves, Martins, Patrícia R., Curi, Rebeca B., Nascimento, Otaciro R., Iamamoto, Yassuko

“…Different iron porphyrins, either immobilised on silica surface or encapsulated in silica matrix. have been used as catalyst in hydrocarbon oxidation by PhIO…”
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Asymmetric cationic methyl pyridyl and pentafluorophenyl porphyrin encapsulated in zeolites: A cytochrome P-450 model by Skrobot, Fabiana C., Rosa, Ieda L.V., Marques, Ana Paula A., Martins, Patrícia R., Rocha, J., Valente, Anabela A., Iamamoto, Yassuko

“…Adamantane oxidation at room temperature and atmosferic pressure by iron(III)tris(4- N-methylpyridyl)-mono(pentafluorophenyl)-porphyrin complex encapsulated…”
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Catalytic activity of nitro- and carboxy-substituted iron porphyrins in hydrocarbon oxidation: Homogeneous solution and supported systems by Schiavon, Marco Antônio, Iamamoto, Yassuko, Nascimento, Otaciro Rangel, Assis, Marilda das Dores

“…A series of iron(III)porphyrins containing NO 2-substituents in the meso- ortho-phenyl or COOH-substituents in the meso- para-phenyl rings (FeP) have been used…”
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Novel Mn(III)chlorins as versatile catalysts for oxyfunctionalisation of hydrocarbons under homogeneous conditions by Vinhado, Fábio S., Gandini, Maria E.F., Iamamoto, Yassuko, Silva, Ana M.G., Simões, Mário M.Q., Neves, Maria G.P.M.S., Tomé, Augusto C., Rebelo, Susana L.H., Pereira, Ana M.V.M., Cavaleiro, José A.S.

“…Novel Mn(III)chlorins have been obtained and used as efficient and versatile catalysts for oxyfunctionalisation of the cyclohexane with PhIO and H 2O 2…”
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Supported iron(III)porphyrins pentafluorophenyl-derivatives as catalysts in epoxidation reactions by H2O2: the role of the silica-support and sulfonatophenyl residues in the activation of the peroxidic bond by VINHADO, Fabio S, MARTINS, Patricia R, MASSON, Ana P, ABREU, Daniela G, VIDOTO, Ednalva A, NASCIMENTO, Otaciro R, IAMAMOTO, Yassuko

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Cationic manganese(III) porphyrins bound to a novel bis-functionalised silica as catalysts for hydrocarbons oxygenation by iodosylbenzene and hydrogen peroxide by Vinhado, Fábio S, Prado-Manso, Cynthia M.C, Sacco, Hérica C, Iamamoto, Yassuko

“…The cationic manganese porphyrins: manganese(III) 5,10,15-tris(2,6-dichlorophenyl)-20-(4- N-methylpyridyl)porphyrin ([Mn{M(4- N-MePy)TDCPP}] 2+),…”
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Influence of Mn(III)porphyrins with different polarities on dimyristoylphosphatidic acid monolayers by Caseli, Luciano, Vinhado, Fábio S, Iamamoto, Yassuko, Zaniquelli, Maria E.D

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Cationic ironporphyrins as catalyst in comparative oxidation of hydrocarbons : homogeneous and supported on inorganic matrices systems by IAMAMOTO, Y, IDEMORI, Y. M, NAKAGAKI, S

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A novel chlorin derivative of Meso-tris(pentafluorophenyl)-4-pyridylporphyrin: synthesis, photophysics and photochemical properties by Maestrin, Ana Paula J., Ribeiro, Anderson O., Tedesco, Antonio Cláudio, Neri, Cláudio R., Vinhado, Fábio S., Serra, Osvaldo A., Martins, Patrícia R., Iamamoto, Yassuko, Silva, Ana Margarida G., Tomé, Augusto C., Neves, Maria G. P. M. S., Cavaleiro, José A. S.

“…Photodynamic therapy (PDT) is based on the accumulation of a photosensitizer, such as a porphyrin or a chlorin, in a malignant tissue after its administration…”
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Immobilization of β halogenated ironporphyrin in the silica matrix by the sol–gel process by Aparecida Vidoto, Ednalva, Silvia Monsalves Moreira, Maria, da Silva Vinhado, Fábio, Jorge Ciuffi, Katia, Rangel Nascimento, Otaciro, Iamamoto, Yassuko

“…We present the synthesis and characterization of a hybrid organic–inorganic material using robust metalloporphyrins halogenated in both meso and β-position:…”
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Synthesis, spectroscopy and photosensitizing properties of hydroxynitrophenylporphyrins by Maestrin, Ana Paula J., Tedesco, Antonio Cláudio, Neri, Cláudio R., Gandini, Maria Elisa F., Serra, Osvaldo A., Iamamoto, Yassuko

“…The hydroxynitrophenylporphyrins, 5,10,15,20-tetrakis(2-hydroxy-5-nitrophenyl)porphyrin and…”
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Distance Dependence of Photoinduced Electron Transfer in Metalloporphyrin Dimers by Portela, Carmita F, Brunckova, Jarmila, Richards, Joseph L, Schöllhorn, Bernd, Iamamoto, Yassuko, Magde, Douglas, Traylor, Teddy G, Perrin, Charles L

“…To study the dynamics and mechanism of intramolecular photoinduced electron transfer (PET) reactions, a series of (ZnII−FeIII) meso-tetraarylmetalloporphyrin…”
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Porphyrin LB film as a catalyst for alkene epoxidation by Abatti, Denise, M. Elisabete D. Zaniquelli, Iamamoto, Yassuko, Idemori, Ynara M.

“…A synthetic iron ortho-substituted tetradecylpyridyl porphyrin was used to prepare Langmuir-Blodgett films. Better spreading at the gas-liquid interface was…”
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Synthesis of fluorinated metalloporphyrinosilica imprinted with templates through sol–gel process by Ciuffi, Katia J, Sacco, Hérica C, Biazzotto, Juliana C, Vidoto, Ednalva A, Nascimento, Otaciro R, Leite, Carlos A.P, Serra, Osvaldo A, Iamamoto, Yassuko

“…We present the synthesis of a hybrid material containing fluorinated iron porphyrins through hydrolysis and polycondensation of iron porphyrin bearing a…”
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