Metal-organic framework (MOF)-, covalent-organic framework (COF)-, and porous-organic polymers (POP)-catalyzed selective C-H bond activation and functionalization reactions

Autores: Daliran, S; Oveisi, AR; Peng, Y; Lopez-Magano, A; Khajeh, M; Mas-Balleste, R; Aleman, J; Luque, R; Garcia, H

Review; Early Access.
Chem. Soc. Rev.. vol: . page: 0306-0012.
Fecha: . .
Doi: 10.1039/d1cs00976a.

Resumen:
Although C-H functionalization is one of the simplest reactions, it requires the use of highly active and selective catalysts. Recently, C-H-active transformations using porous materials such as [read more]

2022-09-14T11:12:03+02:00Categories: Publicaciones 2022|Tags: , |

Chemometrics for Raman Spectroscopy Harmonization

Autores: Barton, B; Thomson, J; Diz, EL; Portela, R

Review; Early Access.
Appl. Spectrosc.. vol: . page: 0003-7028.
Fecha: . .
Doi: 10.1177/00037028221094070.

Resumen:
Raman spectroscopy is used in a wide variety of fields, and in a plethora of different configurations. Raman spectra of simple analytes can often be analyzed using univariate approaches and interpreted in a straightforward manner. For more complex [read more]

A Plurizyme with Transaminase and Hydrolase Activity Catalyzes Cascade Reactions

Autores: Roda, S; Fernandez-Lopez, L; Benedens, M; Bollinger, A; Thies, S; Schumacher, J; Coscolin, C; Kazemi, M; Santiago, G; Gertzen, CGW; Gonzalez-Alfonso, JL; Plou, FJ; Jaeger, KE; Smits, SHJ; Ferrer, M; Guallar, V

Artículo.
Angew. Chem.-Int. Edit.. vol: 61. page: 1433-7851.
Fecha: sep-12. 2022.
Doi: 10.1002/anie.202207344.

Resumen:
Engineering dual-function single polypeptide catalysts with two abiotic or biotic catalytic entities (or combinations of [read more]

Shepherding reaction intermediates to optimize H-2 yield using composite-doped TiO2-based photocatalysts

Autores: Barba-Nieto, I; Colon, G; Fernandez-Garcia, M; Kubacka, A

Artículo.
Chem. Eng. J.. vol: 442. page: 1385-8947.
Fecha: AUG 15. 2022.
Doi: 10.1016/j.cej.2022.136333.

Resumen:
Optimization of Pt-promoted TiO2-based is key to promote the photocatalytic production of hydrogen using sacrificial alcohol molecules. Combination of doping and surface decoration of the mentioned base photoactive material is here exploited to maximize hydrogen yield. Using the [read more]

Unraveling Membrane Perturbations Caused by the Bacterial Riboregulator Hfq

Autores: Turbant, F; Waeytens, J; Campidelli, C; Bombled, M; Martinez, D; Grelard, A; Habenstein, B; Raussens, V; Velez, M; Wien, F; Arluison, V

Artículo.
Int. J. Mol. Sci.. vol: 23. page: .
Fecha: AUG. 2022.
Doi: 10.3390/ijms23158739.

Resumen:
Hfq is a pleiotropic regulator that mediates several aspects of bacterial RNA metabolism. The protein notably regulates translation efficiency and RNA decay in Gram-negative [read more]

Understanding electron transfer processes and oxygen reduction electrocatalysis in nanocrystalline Cu-MOF-74

Autores: Rodriguez, SL; Sanchez-Sanchez, M; Zamaro, JM; Fernandez, JL

Artículo.
J. Electroanal. Chem.. vol: 918. page: 1572-6657.
Fecha: AUG 1. 2022.
Doi: 10.1016/j.jelechem.2022.116489.

Resumen:
Metal-organic frameworks (MOFs) with redox properties are potentially good candidates as noble-metal free electrocatalysts due to their high specific surface area, uniform pore size and shape, and high dispersion of redox centers. Copper-based MOFs are particularly interesting as [read more]

Driving the Active Site Incorporation in Zeolitic Materials via the Organic Structure-Directing Agent Through Development of H-Bonds with Hydroxyl Groups

Autores: Bernardo-Maestro, B; Li, J; Perez-Pariente, J; Lopez-Arbeloa, F; Gomez-Hortiguela, L

Artículo.
Chem.-Eur. J.. vol: 28. page: 0947-6539.
Fecha: jul-26. 2022.
Doi: 10.1002/chem.202200702.

Resumen:
(1S,2S)-N-methyl-pseudoephedrine (MPS) was used as organic structure-directing agent (OSDA) for the synthesis of Mg-doped nanoporous aluminophosphates. This molecule displays a particular conformational behavior, where the presence of H-bond donor and acceptor groups provide a rigid conformational space with [read more]

2022-07-26T00:00:00+02:00Categories: Publicaciones 2022|Tags: , |

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

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

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

Resumen:
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: Publicaciones 2022|Tags: , |

Recent progress in the quantitative assessment and interpretation of photoactivity

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

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

Resumen:
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]

2022-07-15T11:26:06+02:00Categories: Destacados, Publicaciones 2022|Tags: , |

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

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

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

Resumen:
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]

2022-09-14T10:57:38+02:00Categories: Publicaciones 2022|Tags: , |

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