Solid-Phase Lipase-CuNPs Biohybrids as Catalysts for One-Pot Parallel Synthesis of 2,3,4-Triacetyl-D-Gluconic Acid

Authors: Losada-Garcia, N; Urriolabeitia, EP; Palomo, JM

Article; Early Access.
ChemCatChem. vol: . page: 1867-3880.
Date: . .
Doi: 10.1002/cctc.202201632.

Solid-phase lipase/metal nanobiohybrids, generated by growth of copper nanoparticles on enzyme matrixes immobilized on graphene, were used as heterogeneous catalysts with dual-activity for the regioselective production of 2,3,4-triacetyl-D-gluconic acid from alpha-peracetylated-glucose in a one-pot parallel process combining a lipase-mediated regioselective hydrolytic [read more]

2023-05-03T11:23:09+02:00Categories: Publications 2023|Tags: , |

Hybrid Organometallic and Enzymatic Tandem Catalysis for Oxyfunctionalisation Reactions

Authors: Domestici, C; Wu, YQ; Hilberath, T; Alcalde, M; Hollmann, F; Macchioni, A

Article; Early Access.
ChemCatChem. vol: . page: 1867-3880.
Date: . .
Doi: 10.1002/cctc.202201623.

Unspecific peroxygenases (UPOs) are promising biocatalysts for oxyfunctionalisation reactions, owing to their simplicity of handling, stability and robustness. A limitation of using UPOs on a large scale is their deactivation in the presence of even [read more]

2023-04-14T10:43:00+02:00Categories: Publications 2023|Tags: , |

Optimization of the immobilization of xylanase from Thermomyces lanuginosus to produce xylooligosaccharides in a batch type reactor

Authors: Alagoz, D; Varan, NE; Yildirim, D; Fernandez-Lafuente, R

Mol. Catal.. vol: 531. page: 2468-8231.
Date: OCT. 2022.
Doi: 10.1016/j.mcat.2022.112647.

The xylanase from Thermomyces lanuginosus was immobilized following very different protocols, using 3-aminopropyl (Xyl/CNT-NH2) and carboxylic acid (Xyl/CNT-C) functionalized multi-walled carbon nanotubes or after glutaraldehyde activation of CNT-NH2 (Xyl/CNT-Glu). It was also immobilized on carboxylic acid functionalized multi-walled carbon nanotubes [read more]

2022-11-09T17:49:34+01:00Categories: Publications 2022|Tags: , |

Transformation of Methanol to Hydrocarbons (MTH): Comparison Between MeAPO-36 (Me = Zn, Co, Mg) and Modified ZSM-5 Catalysts

Authors: Ruiz, MG; Casados, DAS; Pliego, JA; Alvarez, CM; de Andres, ES

Article; Early Access.
Catal. Lett.. vol: . page: 1011-372X.
Date: . .
Doi: 10.1007/s10562-022-04181-2.

This paper presents a study of the use of zeolitic catalysts and modified zeotypes for the reaction of transformation of methanol to hydrocarbons (MTH). Materials of the aluminophosphate type MeAPO-36 where Me is Zn, Mg [read more]

2022-10-07T10:56:38+02:00Categories: Publications 2022|Tags: , |

The Stability of Dimeric D-amino Acid Oxidase from Porcine Kidney Strongly Depends on the Buffer Nature and Concentration

Authors: Carballares, D; Rocha-Martin, J; Fernandez-Lafuente, R

Catalysts. vol: 12. page: .
Date: SEP. 2022.
Doi: 10.3390/catal12091009.

The first step of the inactivation of the enzyme D-amino acid oxidase (DAAO) from porcine kidney at pH 5 and 7 is the enzyme subunit dissociation, while FAD dissociation has not a relevant role. At pH 9, both dissociation phenomena affect the enzyme [read more]

2022-09-07T00:00:00+02:00Categories: Publications 2022|Tags: , |

Influence of nickel loading on the hydroisomerization of n-dodecane with nickel-tungsten oxide-alumina supported catalysts

Authors: Garcia-Perez, D; Lopez-Garcia, A; Renones, P; Alvarez-Galvan, MC; Campos-Martin, JM

Mol. Catal.. vol: 529. page: 2468-8231.
Date: AUG. 2022.
Doi: 10.1016/j.mcat.2022.112556.

Heterogeneous catalysts based on alumina-supported tungsten oxides (15 wt% W) with different loadings of nickel (0.5, 1, 2, 4, 6, 8 and 10 wt% Ni) were selected to study the influence of Ni loading on the hydroisomerization of [read more]

2022-08-07T00:00:00+02:00Categories: Publications 2022|Tags: , |

Cascade Catalysis Through Bifunctional Lipase Metal Biohybrids for the Synthesis of Enantioenriched O-Heterocycles from Allenes

Authors: Naapuri, JM; Losada-Garcia, N; Rothemann, RA; Pichardo, MC; Prechtl, MHG; Palomo, JM; Deska, J

Article; Early Access.
ChemCatChem. vol: . page: 1867-3880.
Date: . .
Doi: 10.1002/cctc.202200362.

Lipase/metal nanobiohybrids, generated by growth of silver or gold nanoparticles on protein matrixes are used as highly effective dual-activity heterogeneous catalysts for the production of enantiomerically enriched 2,5-dihydrofurans from allenic acetates in a [read more]

2022-07-15T08:57:07+02:00Categories: Publications 2022|Tags: , |

Recent progress in the quantitative assessment and interpretation of photoactivity

Authors: Caudillo-Flores, U; Munoz-Batista, MJ; Fernandez-Garcia, M; Kubacka, A

Review; Early Access.
Catal. Rev.-Sci. Eng.. vol: . page: 0161-4940.
Date: . .
Doi: 10.1080/01614940.2022.2075535.

The development of the photo-catalysis field is limited by a deficient quantitative assessment of photo-activity. The interplay between mass and momentum transport together with radiative transfer phenomena taking place at any photo-catalytic reaction or process makes complex [read more]

2022-07-15T11:24:25+02:00Categories: Highlights, Publications 2022|Tags: , |

Silica Bifunctional Supports for the Direct Synthesis of H2O2: Optimization of Br/Acid Sites and Pd/Br Ratio

Authors: Blanco-Brieva, G; Desmedt, F; Miquel, P; Campos-Martin, JM; Fierro, JLG

Catalysts. vol: 12. page: .
Date: JUL. 2022.
Doi: 10.3390/catal12070796.

We have studied the direct synthesis of hydrogen peroxide using a catalytic system consisting of palladium supported on silica bifunctionalized with sulfonic acid groups and bromide in the absence of acid and halide promoters in solution. Catalysts with several [read more]

2022-09-14T10:19:49+02:00Categories: Publications 2022|Tags: , |

Transformation of CoFe2O4 spinel structure into active and robust CoFe alloy/N-doped carbon electrocatalyst for oxygen evolution reaction

Authors: Gebreslase, GA; Martinez-Huerta, MV; Sebastian, D; Lazaro, MJ

J. Colloid Interface Sci.. vol: 625. page: 0021-9797.
Date: NOV. 2022.
Doi: 10.1016/j.jcis.2022.06.005.

Electrochemical water splitting is an environmentally benign technology employed for H-2 production; however, it is critically hampered by the sluggish kinetics of the oxygen evolution reaction (OER) at the positive electrode. In this work, nitrogen-doped carbon-coated CoFe electrocatalysts [read more]

2022-07-15T11:08:55+02:00Categories: Highlights, Publications 2022|Tags: , |


May 2023
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