Mariette M Pereira

Publications155
h-index28
Citations2,830
Highly Influential Citations21
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New procedures for the synthesis and analysis of 5,10,15,20-tetrakis(sulphophenyl)porphyrins and derivatives through chlorosulphonation
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State of the art in the development of biomimetic oxidation catalysts
Abstract Work during the last decade laid down the basis for biomimetic oxidation catalysis, which has become an established technique. Preliminary work relied on the use of metal complexes of… Expand
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Photoacoustic Measurements of Porphyrin Triplet-State Quantum Yields and Singlet-Oxygen Efficiencies
Photoacoustic calorimetry was used to measure the quantum yields of singlet molecular oxygen production by the triplet states of tetraphenylporphyrin (TPP), ZnTPP and CuTPP in toluene, yielding… Expand
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Some new aspects related to the synthesis of meso-substituted porphyrins
A general analysis of the steps of the Rothemund reaction, allowed for a better understanding and a significant improvement of this reaction as a synthetic method in some of the previously known… Expand
  • 207
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Photodegradation of atrazine and ametryn with visible light using water soluble porphyrins as sensitizers
The photodegradation of the herbicides atrazine and ametryn with visible light in aerated neutral aqueous solutions and 5, 10, 15, 20-tetrakis (2,6-dichloro-3-sulfophenyl) porphyrin or 5, 10, 15,… Expand
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Phthalocyanine Labels for Near-Infrared Fluorescence Imaging of Solid Tumors.
Diamagnetic metal complexes of phthalocyanines with n-butoxyl groups in all the α-benzo positions of the macrocycle skeleton, MPc(OBu)8, have strong near-infrared absorptions and intense… Expand
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Synthesis of amphiphilic sulfonamide halogenated porphyrins: MALDI-TOFMS characterization and evaluation of 1-octanol/water partition coefficients
Abstract Porphyrins are key precursors for development of photosensitizers for photodynamic therapy. A new series of ortho -halogenated tetraarylporphyrins with sulfonamide substituents have been… Expand
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A new look into the rothemund meso‐tetraalkyl and tetraarylporphyrin synthesis
meso-Tetraalkylporphyrinogens are easily formed and unexpectedely stable compounds. Only through forced oxidation can they efficiently be converted into porphyrins. meso-Tetraphenylphlorin was… Expand
  • 41
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Properties of halogenated and sulfonated porphyrins relevant for the selection of photosensitizers in anticancer and antimicrobial therapies
The impact of substituents on the photochemical and biological properties of tetraphenylporphyrin-based photosensitizers for photodynamic therapy of cancer (PDT) as well as photodynamic inactivation… Expand
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Catalytic oxidative degradation of s-triazine and phenoxyalkanoic acid based herbicides with metalloporphyrins and hydrogen peroxide: Identification of two distinct reaction schemes
Abstract Oxidative degradation of the herbicides atrazine ( 1 ), atraton ( 2 ), ametryn ( 3 ) and mecoprop ( 4 ), was carried out with hydrogen peroxide and metalloporphyrins as catalysts. Two… Expand
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