Patrícia Neves

CCDC 2360841: Experimental Crystal Structure Determination

Martinique S. Nunes, Patrícia Neves, Ana Maria Gomes, Ricardo F. Mendes et autres

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, …

Phenanthroline-coordinated molybdenum oxide hybrid catalyst and structure of the active species in biobased limonene valorization

Alexandra C. Silva, Patrícia Neves, Â. Gomes, Gabriela Barreto et autres

• The first Mo/phenanthroline polymeric hybrid applied for catalytic olefin epoxidation • Robust performance of the Mo/phenanthroline hybrid catalyst for limonene valorization • Limonene to limonene oxide with TOF of thousands per hour and high selectivity • Hybrid generates soluble active species …

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Oxidant-Dependent Switch of a Molybdenum(VI) Tetrazolate Complex from a Homogeneous to a Self-Separating Catalyst for Olefin Epoxidation

Martinique S. Nunes, Diana M. Gomes, Patrícia Neves, Ana C. Gomes et autres

Although several decades have passed since the introduction of homogeneous molybdenum catalysts for the bulk industrial production of epoxides from light olefins, the development of recyclable catalytic systems to produce more complex epoxides remains a challenge. In this work, we present a …

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A Dinuclear Oxoperoxomolybdenum(VI) Complex, [Mo2O6(OH)2(Pyridine Oxide Tetrazolate)2], Displaying the {MoO(O2)(μ‐OH)2MoO(O2)}0 Core, and its Catalytic Performance in Olefin Epoxidation

Martinique S. Nunes, Patrícia Neves, Ana C. Gomes, Ricardo F. Mendes et autres

The dinuclear oxoperoxomolybdenum(VI) complex [Mo2O6(OH)2(pto)2] (1), containing a rare example of a hydroxo‐bridged {MoO(O2)(μ‐OH)2MoO(O2)}0 core, has been synthesized via the reaction of MoO3 with H2O2 and 5‐(2‐pyridyl‐1‐oxide)tetrazole (Hpto) and characterized by elemental analysis and ICP‐OES, infrared and Raman spectroscopies, single crystal X‐ray …

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Silica‐Embedded Metal Oxide Nanoparticles as Epoxidation Catalysts: Batch and Continuous Flow Systems

Diana M. Gomes, Xingyu Yao, Patrícia Neves, Margarida M. Antunes et autres

Abstract Catalytic epoxidation of olefins gives epoxide chemicals for several end‐user products. With the technological advancements of these processes (especially for light olefins), which have importantly contributed to the epoxides market expansion, challenges remain in developing adequate heterogeneous catalysts for converting bulkier …

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Cancer-testis antigens as potential targets for the development of therapeutic strategies for breast cancer

Pablo Rafael Silveira Oliveira, Nina Barreira, Mayla Costa, Patrícia Neves et autres

Development of hafnium-silica solid Lewis acids for γ-valerolactone production from biobased levulinic acid

Margarida M. Antunes, Patrícia Neves, Auguste Fernandes, Mindaugas Andrulevičius et autres

Chemical valorisation and kinetic studies of biobased levulinic acid to γ-valerolactone in high yields and promising E factors, using unique stable solid Lewis acid hafnium/silicas prepared in versatile fashions from morphologically distinct silicas.

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Effect of 4,4′-dialkyl-2,2′-bipyridine ligands on the hydrolysis of dichlorodioxomolybdenum(VI) catalyst precursors and the switch from homogeneous epoxidation to heterogeneous systems

Diana M. Gomes, Ana C. Gomes, Patrícia Neves, Filipe A. Almeida Paz et autres

• A simple reflux hydrolysis method to prepare MoO 3 /bipyridine hybrid (pre)catalysts. • Structure-directing effect of bipyridine (L) substituents in [MoO 2 Cl 2 (L)] precursors. • The hybrids promoted olefin epoxidation with H 2 O 2 or t -BuOOH as …

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Versatile Polyoxometalates of Different Structural Dimensionalities for Liquid Phase Catalytic Oxidation

Patrícia Neves, Guilherme Simões, Bogna D. Napruszewska, Katarzyna Pamin et autres

Ionic polymolybdate compounds (IPOM) possessing the anions [Mo8O26]4− and [Mo3O10]2−, and cyclohexylammonium (Cy6N) or anilinium (Anil) as organic cations, namely cyclohexylammonium β-octamolybdate dihydrate (1), cyclohexylammonium trimolybdate hydrate (2), anilinium β-octamolybdate dihydrate (3), anilinium trimolybdate tetrahydrate (4) and anilinium trimolybdate dihydrate (5), were …

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Inclusion complexes of cucurbit[n]urils (n = 7, 8) with η5‐cyclopentadienyl methyl tricarbonyl molybdenum(II) and their use in epoxidation catalysis

Patrícia Neves, Ana C. Gomes, Rodrigo P. Monteiro, Mirela J. Santos et autres

There are very few known examples of supramolecular compounds comprising molybdenum species hosted inside the portals/cavities of cucurbit[n]urils (CBn). In this work, CB7 and CB8 macrocycles have been studied as hosts for the carbonyl complex [CpMo(CO)3Me] (1) (Cp = η5‐C5H5). Compounds were …

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Effects of structured vs non-structured home-based prehabilitation during neoadjuvant chemotherapy with FLOT in surgical gastric cancer patients: preliminary results of a randomized trial (PROTECT)

Daniel Moreira‐Gonçalves, Carolina Castro, Nuno Jorge, Clara Daher Mota et autres

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Bulky olefin epoxidation under mild conditions over Mo-based oxide catalysts

Diana M. Gomes, Xingyu Yao, Patrícia Neves, Nicola Pinna et autres

Epoxidation of bulky olefins, such as biobased fatty acid methyl esters (FAMEs), with tert -butylhydroperoxide (TBHP), under mild conditions, was promoted by nanocatalysts possessing Mo and M = Ta, Nb or W, prepared via simple, versatile methodology.

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