Fachzeitschriften

ChemCatChem

Artikel

Front Cover: In Situ Elucidation of Reaction Mechanisms in Electrocatalysis Using Scanning Electrochemical Microscopy (ChemCatChem 15/2025)

von Jaxiry S. et al.

· 07.08.2025

The Front Cover illustrates the versatility of scanning electrochemical microscopy (SECM) as a powerful tool for probing electrocatalytic surfaces. The Review by J. S. Barroso-Martínez and M. Escudero-Escribano (DOI: 10.1002/cctc.202500352) highligh...

Artikel

Cover Feature: Mono‐ and Dimetallic [Mn(CO)3] Complexes with the Iminopyridine Ligand for Both Hydrogen and Syngas Productions (ChemCatChem 15/2025)

von Vera V. et al.

· 07.08.2025

The Cover Feature illustrates the efficiency of two novel mono- and dimetallic tricarbonyl manganese(I) complexes with an acenaphthene-based iminopyridine ligand in electrocatalytic CO₂ reduction reaction (CO₂RR) and hydrogen evolution reaction (HER...

Artikel

Advances and Perspectives of Mild Thermal Treatment Strategy in Covalent/Metal‐Organic Frameworks Derived Porous Catalysts

von Jinyan Wang et al.

· 07.08.2025

This review summarizes the research works related to the transformation of covalent- and metal-organic framework (COFs/MOFs) structures under a mild thermal treatment strategy (MTT), discusses the mechanism of transformation of the framework structu...

Artikel

Oxidative Dehydrogenation of Ethylbenzene over Iron‐Based Catalysts: Challenges, Prospects, and Future Trends

von Johnatan de et al.

· 07.08.2025

This review discusses different aspects of the oxidative dehydrogenation reaction of ethylbenzene to styrene over iron-based oxides, emphasizing the properties of the catalysts and the participation of active sites, as well as the deactivation and r...

Artikel

Substrate Adaptability Enabled by Remote Noncovalent Interactions: How Far Are We?

von Yuhao Zhu et al.

· 07.08.2025

Harnessing attractive noncovalent interactions (NCIs) between substrates and catalysts has emerged as an effective strategy in homogeneous catalysis. The long-range nature and conformational flexibility of NCIs enable catalysts to adapt to structura...

Artikel

In Situ Elucidation of Reaction Mechanisms in Electrocatalysis Using Scanning Electrochemical Microscopy

von Jaxiry S. et al.

· 07.08.2025

This review highlights the principles, recent advances, and emerging applications of Scanning Electrochemical Microscopy (SECM) in electrocatalysis. We discuss its use in carbon dioxide and oxygen electrocatalysis, the detection of short-lived inter...

Artikel

Carbon Dots as Versatile Metal‐Free Carbocatalysts for Organic Transformations

von Vidhi Agarwal et al.

· 07.08.2025

Carbon dots are a wonder material owing to their unique physicochemcial characteristics such as ease of surface functionalization, tunable band gap, facile, and economical synthetic protocol. These properties enable carbon dots as a versatile cataly...

Artikel

Non‐Covalent Organocascade Catalysis: Michael–Mannich Synergy for Enantioselective Building of Aza‐Spirocycles

von Ram N et al.

· 07.08.2025

Noncovalent organocascade catalysis has emerged as a paradigm-shifting strategy for the enantioselective construction of architecturally intricate aza-spirocyclic frameworks via Michael–Mannich spirocyclizative annulation. Catalytic platforms—squara...

Artikel

From Photon Absorption to Hydrogen Evolution: Addressing Energy Losses in Photocatalytic Systems

von Dheeraj Dineshbhai et al.

· 07.08.2025

Photocatalytic water splitting holds great promise for sustainable hydrogen production yet faces challenges such as charge recombination, underutilized light absorption, and slow reaction kinetics. This review explores these loss mechanisms and stra...

Artikel

Biocatalytic Approaches for the Synthesis of Oxindoles

von Hui‐Hui Wang et al.

· 07.08.2025

Biocatalysis has proven to be a powerful and efficient method for synthesizing oxindoles, leveraging enzymes such as metalloenzymes, halohydrin dehalogenases, and oxygenases, among others. Additionally, the strategic integration of enzymatic reactio...

Artikel

Advances in Ligand‐Driven Pd‐Catalyzed C─H Functionalizations: Recent Insights and Updates

von Jesús Moradell et al.

· 07.08.2025

The most significant advances in ligand-driven Pd-catalyzed organic synthesis over the past two years are presented. Processes involving C─H activation of substrates, avoiding their prefunctionalization are illustrated. Both the activity and selecti...

Artikel

MXene‐Based Nanozymes: Current Challenges and Future Prospects

von Eleonora Pargoletti et al.

· 07.08.2025

MXenzymes have garnered attention due to their enzyme-like activity in various applications, including biosensing, antibacterial treatments, pollutant degradation, and cancer therapy. Their 2D structure, high conductivity, and surface properties enh...

Artikel

H2O2 Suppression During Oxygen Reduction Using Mixed Metal Oxides

von Sekhar Kumar et al.

· 07.08.2025

Doping BO_x-type transition metal oxides, where B (e.g., Co, Ni, Fe, Mn) prefers six-fold oxygen coordination, into Cu²⁺-based AO_x lattices, where Cu²⁺ favors four-fold coordination, results in local lattice strain and under-coordinated B sites. Thes...

Artikel

Selective Hydrogenation of Furfural to Furfuryl Alcohol over Pd Supported on Ternary Oxide in Aqueous Medium Under Mild Conditions

von Pooja Nehra et al.

· 07.08.2025

“Less is more”: Selective hydrogenation of furfural, a key biomass-derived platform molecule, leads to the synthesis of one of the industrially important chemicals—furfuryl alcohol. In this research, the catalyst of Pd nanoparticles supported on a t...

Artikel

Mono‐ and Dimetallic [Mn(CO)3] Complexes with the Iminopyridine Ligand for Both Hydrogen and Syngas Productions

von Vera V. et al.

· 07.08.2025

The three new mono- and dimetallic tricarbonyl manganese(I) complexes with iminopyridine ligand based on acenaphthene have been prepared. The potential of complexes as catalysts for CO₂ reduction reaction and hydrogen evolution reaction was investig...

Artikel

Innovative Carbon‐Al2O3 Composite Supports for Catalysts in CO2‐to‐Methanol Hydrogenation

von Ana Rita et al.

· 07.08.2025

The hydrogenation of CO₂ to methanol is an interesting approach to decreasing the emissions of this gas. In this research, catalysts of Cu and Zn nanoparticles supported on composites of activated carbon (AC) or carbon nanotubes (CNT) and Al₂O₃ were...

Artikel

Understanding the Role of Morphology in the Direct Synthesis of Diethyl Carbonate Over Ceria‐Based Catalysts: An In Situ Infrared and High‐Resolution TEM Study

von Mara Arduino et al.

· 07.08.2025

Pure and Zr-doped ceria-based catalysts with different morphologies were developed for the direct synthesis of diethyl carbonate from ethanol and CO₂. Rod-shaped pure CeO₂ outperformed the other samples, thanks to abundant structural defects and hig...

Artikel

Metal–Acid Intimacy and Pore Structure in Bifunctional Catalysts: Impact on n‐C16 Hydroisomerization Performance and Product Distribution

von Hao Li et al.

· 07.08.2025

Bifunctional catalysts exhibiting significantly enhanced isomerization yields were synthesized by combining Pt-impregnated γ-Al₂O₃ with ZSM-23 zeolite. The structures of the di-branched products were meticulously characterized. Furthermore, the infl...

Artikel

DFT Study of Halide‐Free Mechanism of the CO2 Cycloaddition onto Epoxide by [PW11O39{Zn(H2O)}]5−: Evidences for the Formation of Hydrogencarbonate Intermediates

von Jingjing Ren et al.

· 07.08.2025

The computational study, sustained by experimental data, of the catalytic activity of [PW₁₁O₃₉{Zn(H₂O)}]⁵⁻ in CO₂ cycloaddition to epoxide highlights how the carbonic anhydrase-like character of this complex couples to the versatile binding properti...

Artikel

Ni–MgO–CeO2 Catalysts for Reforming of Mixed Alkanes: Structure‐Performance Relationship and Reaction Networks

von Zhihao Wang et al.

· 07.08.2025

Ni–MgO–CeO₂ catalysts were prepared for reforming of mixed alkane, which is an effective way to utilize the CH₄ and C₂H₆ in the purge gas of C1 chemistry. Mg-rich support with small and highly-dispersed Ni particles can achieve a high C₂H₆ conversio...

Artikel

Insights into Higher Alcohols Selectivity Modulation of CuLa/Al2O3 Catalyst for Ethanol Upgrading

von Hao Huang et al.

· 07.08.2025

The higher alcohols selectivity and yield of CuLa/Al₂O₃ catalysts were largely ascribed to the cooperation of the large quantity of the medium acidity and the highly dispersed Cu species with suitable Cu⁺/Cu⁰ ratio. The highly dispersed and stable C...

Artikel

Remarkable Heterogeneous Catalytic Activity of Grain Boundary Enriched Negatively Charged Branched Gold Nanoparticle Toward the Reduction of 4‐Nitrophenol and Hydrogen Peroxide

von Sourav Mondal et al.

· 07.08.2025

Grain boundary enriched anisotropic gold nanoparticles (GNP-50, GNP-75, and GNP-150) show remarkable heterogeneous catalytic activity with a greater TON (2.86 × 10⁷min⁻¹) and TOF (∼8000 h⁻¹) for the chemical reduction of 4-nitrophenol and enhanced e...

Artikel

Enrichment of Aromatic Hydrocarbon from Hydrotreated Light Coker Gas Oil over a Bimetallic Zeolite Catalyst

von Bhanu Joshi et al.

· 07.08.2025

This study introduces a catalytic process to maximize aromatic compounds, especially BTX, from low-value light coker gas oil (LCGO), a viable feedstock for petrochemicals. This aligns with the concept of converting crude oil to chemicals. Abstrac...

Artikel

Enhanced Water Dissociation Boosting Sodium Borohydride Hydrolysis on Ru‐Modified CoMoB Catalyst

von Xiao Yang et al.

· 07.08.2025

In the process of sodium borohydride (NaBH₄) hydrolysis catalyzed by the classical Co catalysts, water dissociation is the rate-determining step. The incorporation of Ru lowers the dissociation energy barrier, ensuring rapid proton replenishment and...

Artikel

Asymmetric Organocatalytic Synthesis of Sulfone‐Containing (Dihydro)pyrans via Formal (4 + 2)‐Cycloadditions of Allenylsulfones or Propargylsulfones and Michael Acceptors

von Mario Hofer et al.

· 07.08.2025

Asymmetric isochalcogenourea-catalyzed cycloadditions of allenylsulfones and propargylsulfones with Michael acceptors allow for the highly selective syntheses of sulfone-containing dihydropyrans and 4H-pyrans. Abstract The activation of electron-...

Artikel

Ni‐Based High‐Entropy Alloys Synthesized Under Mild Conditions for Efficient Water Splitting Catalysis

von Xin Shi et al.

· 07.08.2025

The high-entropy alloy NiCoFeMoRu, synthesized through hydrothermal-annealing reduction, undergoes dynamic surface reconstruction during water electrolysis, facilitating efficient water splitting into hydrogen and oxygen. The restructured interfaces...

Artikel

Pt/TiO2 Prepared by Mechanochemistry Boosts Photocatalytic Production of Hydrogen

von Asier Agrelo‐Lestón et al.

· 07.08.2025

Ball milling enables the rapid synthesis of a Pt/TiO₂ photocatalyst with atomically dispersed Pt, outperforming a conventional Pt-cluster catalyst (1.3× higher H₂ evolution from ethanol). Enhanced activity is attributed to single-atom stabilization ...

Artikel

Synergistic Biphasic Copper Catalysts for High‐Efficiency CO2 Electroreduction to Ethylene and Multicarbon Products

von Fucang Liang et al.

· 07.08.2025

The copper species derived from the two distinct phase structures after catalyst reconstruction exhibit unique functionalities. CCB enhances the adsorption of intermediate *CO, while CuO facilitates the H₂O decomposition to provide protons for the f...

Artikel

In Situ Raman Spectroscopic Studies on Iron‐Based Catalysts During CO2 Fischer–Tropsch Synthesis

von Jana Weiß et al.

· 07.08.2025

Raman spectroscopy was employed to monitor iron-catalzyed CO₂-Fischer–Tropsch synthesis toward higher hydrocarbons with alkali metal-doped ferrous oxalate as precatalyst. The thermal transformation of MFeC₂O₄ into Fe₃O₄ as the major phase did not sh...

Artikel

C13‐Deacylase from Nocardioides albus Resp. Streptomyces sp., Catalyzing Side Chain Hydrolysis on the Taxane Core

von Jinfen Su et al.

· 07.08.2025

An enzyme that has been identified and characterized as capable of hydrolyzing paclitaxel (Taxol), a key anticancer drug derived from Pacific yew (Taxus brevifolia) has been identified. Molecular docking (MD) simulations map the catalytic triad and ...

Artikel

Hydrodeoxygenation of Guaiacol to Cyclohexanol Using Noble Metal‐Supported Ni‐Based Perovskite‐Derived Catalysts

von Prabu Marimuthu et al.

· 07.08.2025

This study demonstrates 100% conversion of guaiacol with 75% selectivity to cyclohexanol using perovskite-derived Ru-LaNiO3 catalyst. The superior performance is attributed to better metal dispersion and optimal oxygen vacancy. In situ DRIFTS chara...

Artikel

Unveiling Key Factors Governing the Activity of Pd/TiO₂ Catalysts in the Low‐Temperature Reverse Water–Gas Shift Reaction

von Carlos Quilis et al.

· 07.08.2025

Pd/TiO₂ catalysts prepared using different methods (impregnation, chemical reduction, and deposition–precipitation) were evaluated in rWGS at low-temperature and high-pressure. Very high CO yield was archived with the Pd/TiO₂ catalyst prepared via d...

Artikel

MOF‐Derived CoW‐Alloy Carbon Nanotubes: A Trifunctional Electrocatalyst for Water Splitting and Zinc‐Air Battery Applications

von Shankar Baskaran et al.

· 07.08.2025

The bamboo-like CoW alloy N-doped carbon catalysts for hydrogen evolution and oxygen evolution/reduction trifunctional electrocatalysts in water electrolyzer and the zinc-air battery. Abstract Tungsten-based intermetallic materials emerged as des...

Artikel

H2 Production from Ammonia Borane: Integrating Experiments, Computational Fluid Dynamics, and Statistical Analysis for Predicting and Optimizing Process and Reactor Design

von Panayiota Adamou et al.

· 07.08.2025

Ammonia borane is considered a great hydrogen carrier, and when hydrolyzed, it can generate 3 moles of H₂. This study highlights the combination of experimental and computational work, such as modeling and statistical analysis, that enables future e...

Artikel

Thermodynamic and Kinetic Assessment of Mediated Hydrazine Electro‐Oxidation in Nonaqueous Medium

von R Bhavana et al.

· 07.08.2025

Decamethylferrocene-mediated hydrazine oxidation in acetonitrile medium revealed first-order kinetics, an activation energy of 4.79 kJ/mol, and affords hydrogen with an overpotential of 829 mV for hydrazine oxidation. The study highlights mechanisti...

Artikel

Revealing the Role of the Confining Effect of Nanoporous Carbons in the Catalytic Conversion of Ethylene on NiMo Catalysts

von Juan Matos et al.

· 07.08.2025

Mechanism for the hydrogenolysis/hydrogenation reactions of ethylene is discussed. After getting into the nanopore framework of the AC-CO₂, ethylene reacts with the active metal phase, yielding mainly methane and carbon nanotubes. Thereafter active ...

Artikel

One‐Pot Production of Succinic Acid from Tartaric Acid in Water by Supported Rhenium Catalyst

von Daniele Padovan et al.

· 07.08.2025

Sustainable production of succinic acid (SA) from tartaric acid (TA) is achieved by ReO_x/AC catalyst in water. High TON and SA productivity are obtained, and the reaction is scalable up to the gram-scale. Water promotes the hydrogenation rate by mor...

Artikel

Insights into the Mechanism of a Vanadium Bromoperoxidase from the Marine Macro‐Algae Corallina pilulifera for Biocatalytic Halogenation

von Daniel E. et al.

· 27.08.2025

A study of crystallographic complexes obtained from vanadium haloperoxidase enzymes can determine key amino acids, leucine, and phenylalanine, that change their structural orientation to allow either chloride or bromide to bind to the enzymes active...

Artikel

Front Cover: Rationalizing Catalytic Performances of Mo/W‐(Oxy)Carbides for Hydrodeoxygenation Reaction (ChemCatChem 16/2025)

von Raghavendra Meena et al.

· 27.08.2025

The Front Cover illustrates the catalytic dynamics of transition metal carbide catalysts during the hydrodeoxygenation (HDO) reaction and highlights that the transition metal oxycarbide species formed during the reaction play a key role in governing...

Artikel

Synthesis and Application of Geminal Halodiborylalkanes: Recent Advances and Future Perspectives

von Yi Wei et al.

· 27.08.2025

Geminal halodiborylalkanes have emerged as versatile reagents enabling a broad range of transformations as electrophiles, nucleophiles, and radical precursors. This review summarizes recent advances in their synthesis and applications, highlighting ...

Artikel

Thioxanthone: A Benchmark Photocatalyst for Organic Synthesis

von Vera P. et al.

· 27.08.2025

Thioxanthone is a highly versatile and effective organocatalyst for photochemical applications, with its low-toxicity, metal-free structure driving growing interest in sustainable photocatalysis. Building on our previous 2021 review, this update cov...

Artikel

Electrocatalytic Urea Synthesis via C─N Coupling: Catalyst Design and Mechanistic Insights

von Jinjie Zhuang et al.

· 27.08.2025

Electrocatalytic urea synthesis has emerged as a promising green strategy for sustainable urea production. This review focuses on the recent research advances in urea electrosynthesis from CO₂ with small nitrogenous molecules. The catalyst design st...

Artikel

Donor–Acceptor Covalent Organic Frameworks for Photocatalytic Water Oxidation and Oxygen Reduction Reactions

von Akhtar Alam et al.

· 27.08.2025

An alternative arrangement of electron–donor (D) and electron-acceptor (A) units in the covalent organic framework (COF) backbone increases strong visible light absorption, tunes the optical bandgap, and facilitates charge separation and transport, ...

Artikel

Predicting Liquid Organic Hydrogen Carrier Saturation in Dehydrogenation Cell Gas Diffusion Layers for Hydrogen Storage

von Aida Farsi et al.

· 27.08.2025

The influence of gas diffusion layer (GDL) microstructures on mass transport and methylcyclohexane saturation (MCH) in a dehydrogenation cell was investigated using pore network modeling. We reveal that GDLs with larger pore diameters (d_pore ) and l...

Artikel

Enhancing Selectivity of La─Ce─O Catalyst in Oxidative Coupling of Methane by Na2WO4 Doping

von Barbara Michorczyk et al.

· 27.08.2025

Modification of the La─Ce─O by doping with sodium tungstate resulted in a decrease in its specific surface area and an increase in particle size, which in turn led to a decrease in catalytic activity below 650 °C and a significant increase in select...

Artikel

Rationalizing Catalytic Performances of Mo/W‐(Oxy)Carbides for Hydrodeoxygenation Reaction

von Raghavendra Meena et al.

· 27.08.2025

This article elucidates the differences in activity and selectivity of Mo/W-(oxy)carbides. We find that the O* domains on the Mo/W-oxycarbide surface promote C-O scission in the HDO reaction. Also, the Mo/W-oxycarbides are selective toward n-alkane ...

Artikel

Shifting the Substrate Scope of an Ene/Yne‐Reductase by Loop Engineering

von Dominik Karrer et al.

· 27.08.2025

A flexible active-site loop that is involved in shaping the substrate and product cleft as well as the active-site pocket was identified for the MDR-related ene/yne-reductase CaeEnR1 from Cyclocybe aegerita. Double mutations of this loop showed an u...

Artikel

Ag/Ce1‐xMnxO2 Catalysts for Soot Oxidation in the Presence of NOx and NOx─CO: Role of Ce/Mn Molar Ratio

von Ekaterina S. et al.

· 27.08.2025

Ag/CeO₂, Ag/MnO_x, and Ag/CeMnO_x (at different Ce/Mn molar ratios) synthesized via citrate sol-gel method were investigated in soot oxidation. The presence of NO in the reaction mixture inhibited soot oxidation. By adding CO to the NO + O₂ reaction m...

Artikel

Self‐Supported CuO/Bi Heterostructure for Electroreduction of CO2 to Formate by Synergistic Electronic Effects

von Pachamuthu Senthilkumar et al.

· 27.08.2025

Interfacing CuO and Cu with Bi tailors the product distribution and the charge redistribution at the interface leads to a metallic nature and shifts p-d band centers favoring CO₂RR to formate. Abstract Tuning product distribution in CO₂ electrore...

Artikel

Homogeneous Electrocatalytic Oxygen Reduction Reaction by a Versatile Polyoxometalate in an Aqueous Solution

von Debu Jana et al.

· 27.08.2025

In this work, we have explored a well-known water-soluble versatile polyoxometalate, Na₆[V₁₀O₂₈]∙18H₂O (1), for electrocatalytic homogeneous oxygen reduction reaction (ORR). Both RDE and RRDE experiments evident that compound 1 is actually involved ...

Artikel

Graphitization Degree Regulation of Carbon‐Coated Catalysts to Improve the Freshwater/Seawater Splitting Performance

von Gai Li et al.

· 27.08.2025

In this study, we propose a strategy to optimize the OER catalytic performance by precisely controlling the graphitization degree of the carbon-coating structure. The resulting catalyst exhibits excellent electrocatalytic activity with overpotential...

Artikel

Acid‐Free Upcycling of Spent LiCoO₂ into Bifunctional CoMoS₄ Catalyst for Alkaline Water Splitting

von Aswadh Shyma et al.

· 27.08.2025

We upcycle spent lithium-ion battery (LIB) electrodes into CoMoS₄, an efficient bifunctional electrocatalyst for water splitting. This cost-effective and sustainable approach involves carbothermic reduction of LiCoO₂ (LCO) with graphite, both recove...

Artikel

Growth of Carbon Nanotubes on Co(x)‐Ni(1‐x) Ferrites by Chemical Vapor Deposition and Performance on Catalytic Wet Peroxide Oxidation

von Adriano S. et al.

· 27.08.2025

This study presents a sustainable approach for synthesizing carbon nanotubes (CNTs) via chemical vapor deposition (CVD) using polyolefins as model plastic waste as the carbon source and Ni─Co ferrite catalysts. The CNTs were applied in catalytic wet...

Artikel

Catalyst Encapsulation Differentially Modulates Catalyst Activity in Bioorthogonal Polymeric Nanozymes

von Cristina‐Maria Hirschbiegel et al.

· 27.08.2025

The encapsulation of bioorthogonal catalysts into polymeric nanoscaffolds yields bioorthogonal nanozymes with properties similar to native enzymes. The nanozyme interior is governed by hydrophobic interactions. In this study, we have modulated nanoz...

Artikel

Efficient Photocatalytic Hydrogen Evolution via Band‐Engineered Reverse Type‐II InP/CdS Core/Shell Quantum Dots

von Li‐Lei Shen et al.

· 27.08.2025

In the reverse Type-II InP/CdS core/shell QDs, the epitaxial CdS shell growth enables surface defect passivation while minimizing interfacial lattice mismatch between the core and shell. Additionally, the reverse Type-II heterostructure facilitates ...

Artikel

One‐Pot Microwave Assisted Etherification of Fructose to Sustainable Liquid Fuel Over TiS2 Catalyst

von Nidhi Kushwaha et al.

· 27.08.2025

Fructose conversion to 5-ethoxymethylfurfural takes place in Lewis acidity provided by the partial reduction of TiS₂ catalyst. The reduction of TiS₂ catalyst generates S-vacancies and formation of TiS_2−x structure, which interacts with protic solven...

Artikel

Rivalling Self‐Oxidation and Aldehyde Deformylation by a Dinuclear Copper(II)‐Superoxide Complex

von Andrea Squarcina et al.

· 27.08.2025

A dinuclear Cu₂L₂-O₂ ^•− reactive intermediate stabilized by a tetradentate N₃O ligand set is postulated to be at the origin of aldehyde deformylation via a Baeyer-Villiger oxidation mechanism, while enabling a radical self-oxidation cascade in t...

Artikel

Hydrocracking of Polypropylene to Light Alkanes over HMFI Zeolite Catalysts under H2

von Yuriko Ando et al.

· 27.08.2025

The catalytic hydrocracking of polypropylene (PP) into light alkanes (C₁–C₅) was carried out over metal-free HMFI zeolite at 280 °C under 1 MPa H₂. In situ DRIFTS and UV–vis spectroscopy revealed the roles of external Brønsted acid sites and the pro...

Artikel

Development of Copper Catalysts Supported on Graphite to Produce Butenes by Acetylene Dimerization

von Eduardo Campos‐Castellanos et al.

· 27.08.2025

The incorporation of copper nanoparticles on the graphite surface leads to the development of catalytic materials capable of selectively hydrogenating acetylene into ethylene and promoting the dimerization reaction to produce butenes. The catalytic ...

Artikel

Modification of Ni/SiO2 with Na2CO3 to Minimize Coking in Steam Reforming of Acetic Acid Through Enhanced Gasification of Aliphatic Reaction Intermediates

von Yunyu Guo et al.

· 27.08.2025

The study employs Na₂CO₃ as a Ni catalyst support or modifier for Ni/SiO₂ catalysts in steam reforming of acetic acid, demonstrating its novel function as an additive that inhibits carbon deposition via enhanced gasification of coke precursors. A...

Artikel

From Biomass to Polymers: Kinetic Analysis and Sustainable Synthesis of Lignin‐Polycaprolactone Copolymers

von Tim Langletz et al.

· 27.08.2025

Lignin-polycaprolactone (PCL) copolymers were prepared using a highly efficient and nontoxic zinc catalyst. The reaction kinetics were investigated and differ from those usually observed in ring-opening polymerization. Depending on the chain length ...

Artikel

Self‐Dispersing of (CuOx)n Species on Dark TiO2 Surface as a Key to High‐Performance HER Photocatalysts

von Olesia A. et al.

· 27.08.2025

Self-dispersion of polydisperse (CuO_x)_n nanoparticles obtained by pulsed laser ablation (PLA) to subnanometer CuO_x clusters and single atoms (SA) occurs on the surface of highly defective dark TiO₂ due to electrostatic interaction of differently cha...

Artikel

Reproducibility in Artificial Photosynthesis: A Case Study on SnO₂/Cu Photocatalysts

von Gustavo D. et al.

· 27.08.2025

Sketch representing that the remaining sol gel adsorbate (ethanol) showed pronounced effects on catalytic evaluation under controlled environment and offered electrons for the reprecipitation of leached copper. Abstract This study examines how sy...

Artikel

Origin and Role of Reactive Oxygen Species in UV‐PUDEL Irradiation of Platinum Nanoparticles: Effects on Surface Groups and Electrochemical Activity

von Nico G. et al.

· 27.08.2025

Pulsed Laser Defect Engineering in Liquid (PUDEL) of platinum nanoparticles with UV-laser pulses in a flat liquid jet leads to the formation of reactive oxygen species and subsequent increase of the nanoparticle zeta potential (surface charge densit...

Artikel

Graphene Oxide Reinforced Microporous Nickel Phosphonate Nanocomposite for Electrocatalytic Oxygen Reduction Reaction

von Biswajit Nayak et al.

· 27.08.2025

Microporous nickel phosphonate anchored graphene oxide nanosheets (NiGLy@GO) was synthesized via simple hydrothermal pathway, which exhibited superior electrocatalytic activity toward ORR with an onset potential of 0.81 V versus RHE and excellent st...

Artikel

Correlating Structural Variation with Catalytic Performance of Hierarchical Zeolites Using Ultra‐High‐Field Solid‐State NMR

von Zhipeng Qie et al.

· 27.08.2025

Ultra-high-field solid-state NMR spectroscopy unveils the effects of the microwave-assisted post-synthetic treatments of FAU Y on the structural integrity of the resulting zeolites with mesoporosity, as well as the role of various framework and extr...

Artikel

Synthesis of Mixed Phosphine–Phosphine Oxide Ligands by Rh(I)‐Catalyzed C─H Bond Alkylation

von Loris Geminiani et al.

· 27.08.2025

An efficient method for the synthesis of mixed phosphine–phosphine oxide ligands via Rh(I)-catalyzed C─H bond alkylation of biarylphosphines was developed. The resulting hemilabile ligands demonstrate high reactivity in Pd-catalyzed Buchwald–Hartwig...

Artikel

Sustainable Synthesis of 2,5‐Diformylfuran from Biomass‐Derived Carbohydrates Using DBU‐Based Ionic Liquid: High Selectivity and Catalyst Recyclability

von Trinh Hao et al.

· 27.08.2025

In this study, we developed a highly efficient catalytic system using dicationic ionic liquids. This system features dual Brønsted acid sites and four bromide ion sites, enabling the conversion of fructose to 2,5-diformylfuran (DFF) with a high yiel...

Artikel

Homoleptic Magnesium Complexes of [NNN]‐Tridentate Pyrrolylaldiminate Ligands as Dual Efficient Catalysts for the Production and Open‐/Closed‐Loop Chemical Recycling of Polylactide

von Sirawan Kamavichanurat et al.

· 27.08.2025

Nine homoleptic magnesium complexes of [NNN]-tridentate pyrrolylaldiminate ligands were synthesized and exploited as dual efficient catalysts for the production and chemical recycling of polylactide. All complexes were highly active catalysts for th...

Artikel

Reaction of Carboxylic Acids and Dehydroalanine Allyl Esters via One‐Pot Sequential Decarboxylative Couplings

von Shrikant S. et al.

· 27.08.2025

In this study, a protocol for a one-pot photocatalytic decarboxylative alkylation of dehydroalanine (Dha) allyl esters, followed by a sequential photoredox/Pd dual-catalyzed allylation, allows for the synthesis of densely functionalized, synthetical...

Artikel

Selective Hydrogenation of 1‐Indanone to 1‐Indanol near Room Temperature Catalyzed by Immobilized Pt‐Nanoparticles on SBA‐15

von Nick Herrmann et al.

· 27.08.2025

This study presents a sustainable method of producing 1-indanol at room temperature via the selective reduction of the C = O bond in 1-indanone using Pt/SBA-15 catalysts and green hydrogen. Using n-decane as a carrier liquid, the process efficiently...

Artikel

Atomically Dispersed Fe Anchored on Nitrogen‐Doped Graphene as Advanced Bifunctional Electrocatalyst for Oxygen Electrode in Rechargeable Zn–Air Battery

von Yongxia Wang et al.

· 27.08.2025

A ball-milling assisted pyrolysis strategy is developed to synthesize atomically metal dispersed Fe–N–C/Gra-600 with Fe-N _x sites, achieving superior ORR and OER performance beyond commercial Pt/C. The catalyst shows enhanced OER activity under ...

Artikel

Synthesis of Quinolines via C‐H Activation/Cyclization of Anilines with Alkynes Using Heterogeneous CoO@rGO Catalyst

von Lenida Kyndiah et al.

· 27.08.2025

A green, sustainable, and regioselective synthesis of quinolines via C-H activation is reported. CoO@rGO is used as a recyclable catalyst, and PEG-400 acts as the reusable carbon source and reaction medium. Abstract A heterogeneous cobalt-catalyz...

Artikel

Stereocontrolled 1,3‐Nitrogen Migration Catalyzed by Artificial Metalloenzymes Bearing Stereogenic Metal Centers

von Qingqing Chen et al.

· 27.08.2025

This study introduces a class of artificial metalloenzymes (ArMs) featuring octahedral iron complexes. Two such cofactors are prepared and embedded in protein scaffolds via biotin—streptavidin technology to create artificial metalloenzymes for enant...

Artikel

In‐Situ EPR Study of the Effect of SO2 Poisoning and Regeneration of Cu‐CHA Catalysts

von Qi Gao et al.

· 27.08.2025

In-situ electron paramagnetic resonance highlights and quantifies the changes in the redox properties of copper chabazite catalysts for the SCR reaction after poisoning with SO₂ and after regeneration at high temperature. Abstract A series of cop...

Artikel

Catalysis for the Energy Transition

von John R. et al.

· 27.08.2025

Main themes where the authors find catalysts and catalysis will play an essential role in the energy transition Abstract Society is at a critical juncture regarding the future of energy security. Traditional fossil resources have been execrated w...

Artikel

Coking of Extruded H‐ZSM‐5 Zeolite Catalyst in Methanol to Gasoline

von Ellen Held et al.

· 02.09.2025

This article deals with the methanol-to-gasoline conversion on H-ZSM-5 zeolite extrudates originating from a pilot plant reactor. Local methanol-to-gasoline activity as well as physicochemical properties of the spent extrudates were extensively inve...

Artikel

A Multicomponent Synthetic Strategy for 2‐Pyrazolines and Pyrimidines Through Activation of Renewable Alcohols by a Versatile Fe(III) Catalyst and Friedländer Quinoline Synthesis

von Prashant Kukreti et al.

· 02.09.2025

In this study, a multicomponent synthesis of pyrazolines, pyrimidines, and quinoline synthesis via activation of greener primary alcohols catalyzed by a well-defined bimetallic Fe(III) catalyst is reported. A broad range of substrates of pyrazoline,...

Artikel

Ni–O–Ca Interfacial Electron Transfer Channels Engineered From Electroplating Sludge for Ultrafast 4‐Nitrophenol Reduction

von Hengyu Zhao et al.

· 02.09.2025

The Ni-plating sludge was converted into a Ni@Ca-195/20 catalyst with abundant oxygen vacancies and Ni–O–Ca heterointerfaces via the solvothermal method, which was used to efficiently catalyze the hydrogenation reduction of 4-nitrophenol. Abstrac...

Artikel

Review on the Pivotal Role of Interfacial Sites in Multicomponent Catalysts for Promoting Selective COx Hydrogenation to Ethanol

von Jinyan Zhang et al.

· 02.09.2025

This review demonstrates that engineering the interfacial sites in a catalyst enables precise control over the reaction pathway for direct ethanol synthesis from COx (CO/CO₂) and H₂. The tailored interface structure facilitates C─C coupling and inte...

Artikel

Cerium‐Modified Cobalt Iron Alloy for Enhanced Alkaline Water Splitting Performance

von Yanbing Huang et al.

· 31.08.2025

A one-step electrodeposition method is utilized to synthesize Ce-induced catalysts of CoFe alloy-hydroxides (Ce-CFAH/NF) with enhanced HER and OER performance for overall water splitting in alkaline media. Abstract Developing efficient nonpreciou...

Artikel

O2 Activation on Au/CeOX(111) Model Catalysts and Its Role in CO Oxidation

von Luchao Huang et al.

· 29.08.2025

O₂ activation on reduced CeO₂(111) thin films revealed the formation of superoxide species. Isotope labeling experiments (¹³C¹⁶O/¹⁸O₂-temperature programmed desorption) elucidate the critical role of ¹⁸O₂ activation in ¹³C¹⁶O oxidation on the Au/CeO_...

Artikel

Regulating Si/Al Role of MCM‐41 with Graphite Carbon‐Coated Co NPs for Efficient Hydrogenation of Furfural to Furfuryl Alcohol

von Zhouxiao Zhai et al.

· 29.08.2025

In this work, a mesoporous molecular sieve with graphite carbon-coated Co NPs (Co@CN/Al-MCM-41) was successfully synthesized by vacuum-injecting the precursor solution into the MCM-41 molecular sieve and subsequent calcination. Experimental results ...

Artikel

Cobalt‐Based Catalysts for Electrocatalytic Water‐Splitting Reactions: Mini Review of Material Synthesis, HER, and OER Catalytic Performance

von Yunjin Song et al.

· 29.08.2025

Co-based materials can be synthesized by hydrothermal, the thermal decomposition and reduction, and the mechanical milling methods, respectively. Moreover, Co-based materials can be used as HER and OER catalysts. Abstract With the aggravation of ...

Artikel

Green Catalytic Synthesis of 5‐hydroxymethyl‐2‐furancarboxylic Acid in a Gram Scale Over Schiff Base Polymer Supported Silver‐Nanoparticle Catalysts

von Zhi Cao et al.

· 28.08.2025

Schiff-base porous organic polymer-supported silver-nanoparticle, Ag0 NPs@PPTA_- _9.08, produces 99.3% yield of HMFCA under optimal conditions. Furthermore, a gram-scale oxidation of HMF indicates this catalytic system can be readily scaled up to an i...

Artikel

Lattice‐Confined Sn Sites Stabilizing Pt Catalysts in Oxidation‐Reduction Cycles for n‐Heptane Reforming and Propane Dehydrogenation

von Yanru Zhu et al.

· 28.08.2025

A Pt-Sn catalyst, in which Pt clusters interact strongly with layered double oxides confined Sn sites, exhibits high dispersion of Pt (94%) with excellent stability in the regeneration treatments (oxidation-reduction cycles). Owing to the high stabi...

Artikel

Modulation of the Acidity of HY, HBETA, and HZSM‐5 Zeolites by Lanthanum Incorporation for Selective Gasoline Desulfurization in the FCC Riser

von Ronaldo C. et al.

· 28.08.2025

Desulfurization in the FCC riser is achieved by modifying zeolite catalysts with La³⁺ ions, promoting H₂S formation from thiophenic compounds while suppressing secondary reactions. This approach enhances gasoline quality by increasing selectivity fo...

Artikel

Advanced Characterization of Proton Exchange Membrane Water Electrolyzers with Spatially‐Resolved X‐Ray Imaging

von Leonardo Almeida et al.

· 28.08.2025

This minireview highlights X-ray imaging tools for investigating proton exchange membrane water electrolyzers at different scales. Spatially and temporally resolved techniques here reported provide essential insights into structural and chemical deg...

Artikel

Statistical and Predictive Analysis of Supported Catalytically Active Metal Solutions (SCALMS) in Propane Dehydrogenation

von Angelika Owsienko et al.

· 27.08.2025

A catalyst-informatics framework for Ga-Pt supported liquid alloy in propane dehydrogenation is presented. The framework, combining statistical analysis and machine learning, identifies key factors influencing catalyst performance and highlights the...

Artikel

Enhancing Deoxygenation of a Biopetroleum Model Compound Using Mesoporous Beta Zeolite

von Cristiane S. et al.

· 27.08.2025

Beta zeolite with 13 SAR is modified by alkaline and acidalkaline treatments to generate mesoporosity and improve accessibility of bulky molecules. Characterization confirms enhanced silicon removal and mesopore volume. In catalytic deoxygenation of...

Artikel

Asymmetric Radical Alkylation Enabled by Synergistic Photoredox Enamine Biocatalysis

von Qiaoqiao Li et al.

· 27.08.2025

A synergistic photoredox biocatalysis approach was developed to realize new catalytic mechanism of enamine-dependent class I pyruvate aldolase. Both enantiomeric products were obtained in a stereoconvergent fashion through radical alkylation by wild...

Artikel

Nickel‐Catalyzed Selective Hydrazoarenes and Aminoarenes Formation from Azoarenes Using Ammonia–Borane

von Aisa Mohanty et al.

· 27.08.2025

A well-characterized, phosphine-free, molecular nickel catalyst bearing a terpyridine backbone is employed for the selective transfer hydrogenative cleavage of the ─N═N─bond of azoarene to hydrazoarenes and aminoarenes using ammonia borane as an eff...

Artikel

Synergistic Effect of Hierarchical ZSM‐5 Zeolites Promotes Synthesis of Bioderived 4‐Hydroxy‐2‐Cyclopentenones and p‐Xylene

von Yi Liu et al.

· 27.08.2025

Hierarchical ZSM-5 zeolites via alkali-acid etching, with synergistic mesoporous structure and acid sites, efficiently catalyze bioderived furfuryl alcohol to 4-hydroxy-2-cyclopentenone and DMF to p-xylene, showing excellent conversion and selectivi...

Artikel

Photosynthetic Biomimetic System: Nickel Phthalocyanine and Biomass‐Derived Carbon Quantum Dots for Enhanced Water Oxidation

von Gabriel C. et al.

· 27.08.2025

A biomimetic system integrating Ni(II) phthalocyanine-tetrasulfonic acid with sugarcane-derived carbon quantum dots significantly enhances photoelectrochemical water oxidation. The CQDs improve light harvesting and facilitate electron transfer, resu...

Artikel

Recent Advancements in the Hydrodeoxygenation of Lignin‐Derived Phenols to Cyclohexane‐Based Products Over Supported Ruthenium Catalysts

von Gousia Begum et al.

· 27.08.2025

This review elucidates structure-activity relationships in Ru-supported catalysts for hydrodeoxygenation of lignin-derived phenolics to cyclohexane-based products. It highlights the synergy between Ru nanoparticle size, dispersion, and electronic st...

Artikel

Sustainable Production of Jet Fuel Additives Through Acetone Self‐Condensation Catalyzed by Metal Phosphates

von Adrián García et al.

· 24.08.2025

The study represents the product distribution observed for the different active sites present in the tested catalysts, showing significant limitations in the case of the stronger sites, with limited selectivity to mesitylene and suffering severe dea...

Artikel

Interfacial Engineering to Construct Co3O4/MnO2 Heterostructure for Enhancing the Activity and Stability of Acidic Oxygen Evolution Reaction

von Shuai Wang et al.

· 24.08.2025

To enhance the activity and stability of acidic oxygen evolution reaction (OER), a heterostructure between Co₃O₄ and MnO₂ (Co₃O₄/MnO₂) was synthesized by a two-step thermal-decomposition method. In situ characterizations revealed that the transfer o...

Artikel

Guaiacol Hydrodeoxygenation Over Pt‐ and Ni‐Loaded HY Zeolite Prepared by Mechanochemistry

von Mariana Matos et al.

· 24.08.2025

Pt, Ni, and Pt–Ni/HY catalysts were prepared through mechanochemistry, without solvent. Upon optimization of the milling parameters, Pt–Ni/HY showed improved catalytic performance with less metal contents, which can be attributed to an improved meta...

Artikel

Molecular Hybrid Catalysts in Ni/Photoredox C–N Coupling: Comparison of “in Batch” and “in Flow” Irradiation Techniques

von Violetta A. et al.

· 24.08.2025

The impact of the irradiation method—“in batch” or “in flow”—on the activity of hybrid and known dual catalytic systems in Ni/photoredox C–N coupling was explored. The hybrid Ru(II) system demonstrated the superior efficiency “in flow” compared to d...

Artikel

Oxygen Vacancies Promoted Hydrogenation of MEA‐Captured‐CO2 to Methanol

von Jiong Sun et al.

· 24.08.2025

In this paper, we synthesized and evaluated heterogeneous catalysts with varying concentrations of oxygen vacancies on the surface for the hydrogenation of MEA-captured-CO₂ to methanol. The optimized supramolecular catalyst Pt/C_SAP-TiO₂/CeO₂ exhibit...

Artikel

Merging Iron Catalysis and Enzymatic Reduction: A Deracemization Strategy of Secondary Alcohols in Iron‐Based Deep Eutectic Solvents

von Mara Pulpito et al.

· 24.08.2025

A chemoenzymatic strategy has been developed for the deracemization of secondary alcohols. The approach combines a non-selective oxidation step using an iron-based deep eutectic solvent (in conjunction with TEMPO) with a subsequent stereoselective r...

Artikel

Research Progress and Application Prospects of Transition Metal Phosphosulfide Heterojunction Catalysts in Electrocatalytic Water Splitting

von Ningning Liu et al.

· 24.08.2025

A schematic overview of the core themes of this review, covering the advantages of heterojunctions, synthesis methods, and optimization strategies for transition metal phosphosulfide heterojunctions. It separately analyzes the catalytic mechanisms o...

Artikel

Tailoring the Acidity of Ru Supported on Sepiolite for Enhanced Catalytic Reductive Amination of Furfural to Furfurylamine

von Kanika Saini et al.

· 24.08.2025

Ru supported on acid-treated sepiolite (Ru/ASep) exhibits higher acidic sites with stronger Lewis acidity, facilitating the activation of N-FFA intermediate on the catalyst surface, contributing to the superior catalytic performance in reductive ami...

Artikel

H2 Activation and Adsorbed H Species on Pt‐Based Heterogeneous Catalysts: Fundamentals and Advances

von Qiangqiang Wu et al.

· 22.08.2025

H₂ activation on catalysts critically depends on adsorbed H species. This review classifies H formation via homolytic/heterolytic dissociation at metal sites, focusing on Pt-based systems. We analyze Pt─H adducts using IR, INS, and XAS spectroscopy,...

Artikel

Dual‐Acid Mesostructured Cellular Foams (SO3H and Mo) as Efficient Catalysts for Dibenzothiophene Oxidation

von Ardian Nurwita et al.

· 19.08.2025

MCF materials combined with TPS and molybdenum form catalysts with both Brønsted and Lewis acid sites. TPS and molybdenum reduce pore area in Mo/TPS/MCF. XRD and SEM-EDX show molybdenum dispersed near to TPS. Mo/TPS/MCF achieves 100% of DBT oxidatio...

Artikel

Ribosomal Incorporation of Thioxanthone as a Noncanonical Amino Acid Facilitates the Engineering of Photoenzymes

von Marco Seifert et al.

· 19.08.2025

Thioxanthone is an efficient visible-light photosensitizer and facilitates reactions that are not known from natural enzymes. It is now possible to incorporate thioxanthone as a noncanonical amino acid (thioX) into proteins by an engineered amino ac...

Artikel

Carbon Dioxide and Epoxide Copolymerization Processes: Advances in Catalyst Design Over Decades

von Ishtiyaq Ahmad et al.

· 19.08.2025

This review highlights the evolution of catalysts for coupling carbon dioxide and epoxides to form polycarbonates and cyclic carbonates. It critically compares homogeneous and heterogeneous systems and concludes with recent progress in metal-free or...

Artikel

Nanoporous Cobalt‐Doped Fe3P for Boosted Electrochemical Nitrate Reduction

von Xiechen Zhang et al.

· 16.08.2025

Nanoporous Co-doped Fe₃P prepared by dealloying is used as electrocatalyst for nitrate reduction. Due to the electronic structure regulation caused by Co doping, the Co-doped Fe₃P exhibits high ammonia yield rate of 24.56 mg h⁻¹ cm⁻ ² with Faradaic ...

Artikel

Self‐Assembly‐Driven Esterase Mimetic Behavior of a Naphthalenediimide Amphiphile in Aqueous Media

von Rohan Gharad et al.

· 16.08.2025

Mimicking the self-organizing principles of enzyme active sites, we describe the spontaneous assembly of an imidazole-functionalized naphthalenediimide amphiphile in water that efficiently catalyzes ester hydrolysis. The self-assembled amphiphile pr...

Artikel

Catalytic Methods for Purification of Exhaust Gases Produced by Ammonia‐Fueled Engines

von Lucjan Chmielarz

· 16.08.2025

The problem of the purification of exhaust gases produced by ammonia-fueled engines is presented. The possible catalytic systems for conversion of NO_x (NH₃-SCR) as well as selective catalytic oxidation of residual ammonia to nitrogen and water vapor...

Artikel

Kinetic Modeling of the Ru‐MACHO‐Catalyzed CO2 Hydrogenation to Methanol

von Mohamed E. et al.

· 16.08.2025

In this study, computational methods combined with microkinetic modeling identified Ru-formate 3 as the primary resting state and revealed that methanol production proceeds through a metal-ligand cooperative mechanism and an hemiaminal intermediate,...

Artikel

Electronic Effects of Al Doping on the Mechanism of Methanol Formation on an Al Doped Cu/ZnO Interface Model

von David A. et al.

· 16.08.2025

Computational techniques are used to understand the electronic doping character of Al added to the Cu/ZnO catalyst system during interfacial methanol formation. Notably, some formate species behave as intermediates, others as spectators while the me...

Artikel

Stabilized Pd Nanoparticles Encapsulated in MIL‐101(Cr) for Chemoselective Hydrogenation of Polyunsaturated FAMEs

von Yardthip Preedawichitkun et al.

· 16.08.2025

Ultrafine Pd nanoparticles encapsulated in MIL-101(Cr) exhibit high dispersion and electronic confinement, enabling efficient and selective hydrogenation of polyunsaturated FAMEs to mono-unsaturated C18:1 under mild conditions. The 0.8Pd/MIL-101(Cr)...

Artikel

Microwave‐Assisted Oxidation of Glucose Using H2O2 and Au/CePO4 Catalysts: A Comparative Study of Gold Deposition Methods and Analysis of Reaction Pathways

von Joanna Wisniewska et al.

· 16.08.2025

Microwave-assisted glucose oxidation was studied using H₂O₂ over Au/CePO₄. The gold deposition method determines the activity of Au/CePO₄ in glucose oxidation. Au/CePO₄ prepared by grafting (GR) outperformed catalysts prepared by other methods. Au/C...

Artikel

Phase‐Dependent Catalytic Oxidation of Secondary Alcohols Using Spinel Cobaltite Catalysts Under Liquid‐ and Gas‐Phase Flow Conditions

von Alberto Tampieri et al.

· 16.08.2025

The challenging catalytic oxidation of secondary alcohols is studied in different settings, both in the gas and complex liquid phase, as well as in batch and the more industrially relevant flow conditions. The research highlights phase-specific effe...

Artikel

Integrating Enzymes with Photoredox Catalysis for Conversion of Nitriles into Fluorinated Products

von Stuart Angiolini et al.

· 16.08.2025

Herein, we describe a novel method for producing highly sought-after fluorinated compounds through the integration of nitrilase enzymes and iridium photoredox catalysis in a convenient one-pot reaction. Our chemo- biocatalytic methodology delivers a...

Artikel

Non‐Noyori‐Type Ruthenium‐POP Pincer Catalysts in Ethanol Upgrading

von Alexander T. et al.

· 16.08.2025

Novel ruthenium-POP pincer complexes were synthesized using previously established protocols. They were used for Guerbet-type ethanol upgrading, yielding linear alcohols at yields up to 28% under mild conditions over 48 h at 120 °C. Abstract Buta...

Artikel

Selectivity and Microkinetic Insights on Ethylene Oligomerization over Ni Encapsulated in a Brønsted‐less Hollow ZSM‐5 Zeolite

von Omar Abed et al.

· 15.08.2025

The graphical abstract depicts ethylene oligomerization over isolated Ni²⁺ sites encapsulated in hollow ZSM 5, eliminating Brønsted acidity to study intrinsic microkinetics. The Cossee-Arlman mechanism is modeled, capturing coordination, insertion, ...

Artikel

Testing Lipophilic Cyclic(Alkyl)(Amino)Carbene‐Based Ruthenium Benzylidene Catalysts in Cross Metathesis of 1‐Dodecene at Ultralow Loadings (Below One Part‐Per‐Million)

von Adrian Sytniczuk et al.

· 07.08.2025

Ruthenium benzylidene complexes bearing CAAC ligands were tested for 1-dodecene cross-metathesis to produce (E/Z)-docos-11-ene, a key chemical for alkenyl succinic anhydride (ASA) used in papermaking. Steric hindrance in CAAC ligands reduced activit...

Artikel

Efficient Electrosynthesis of Azo Derivatives Using Binder‐Free Electrodeposited Organic/Ni‐Co Nanohybrid Electrocatalyst

von Lalita Wagh et al.

· 06.08.2025

An electrocatalyst was developed using a binder-free Organic/Ni-Co nanohybrid, offering an eco-friendly strategy for synthesizing azo derivatives through electrocatalytic anodic azo coupling reactions (ACR) of aromatic amines under ambient condition...

Artikel

Single‐Atom Zn Catalyst with ZnNx Active Sites Efficiently Promoted Meerwein–Ponndorf–Verley Reduction of Biomass‐Derived Carbonyl Compounds

von Long Tao et al.

· 06.08.2025

N-doped carbon-supported Zn-based catalyst (Zn@C-900) with ZnN_x sits displayed outstanding performance for Meerwein–Ponndorf–Verley reduction of biomass-derived carbonyl compounds. The Zn usage was only 0.6 mol%, confirming the practical potential o...

Artikel

Magnetoelectrodeposited Co‐Ni Electrocatalyst on Fe‐Modified Ni‐Foam for Alkaline Oxygen Evolution Reaction

von Bapi Ghorui et al.

· 06.08.2025

A scalable magnetoelectrocatalyst design is demonstrated by imposing a magnetic field only during electrodeposition of the electrocatalyst to enhance catalysis of Ni active sites using less active Co, which has high magnetic saturation. This symbios...

Artikel

A Combination of Two‐Enzyme System and Enzyme Engineering Improved the Activity of a New PET Hydrolase Identified from Soil Bacterial Genome

von Hideaki Mabashi‐Asazuma et al.

· 06.08.2025

A novel PET hydrolase, bbPET0069, was identified from a soil microbial genome. bbPET0069 and CALB showed remarkable synergy in PET degradation. Using surface feature analysis, PET degradation activity of bbPET0069 was significantly improved. This co...

Artikel

Homogeneous Base‐Metal‐Catalyzed Transfer Hydrogenation of Unsaturated N‐Containing Organic Compounds

von Ainur Slamova et al.

· 05.08.2025

Base-metal-catalyzed (Mn, Fe, Co, Ni, and Cu) transfer hydrogenation of unsaturated N-containing organic compounds (such as imines, N-heteroarenes, nitriles, carboxamides, and nitroaromatic compounds) allows access to a variety of synthetically valu...

Artikel

Selective Homogeneous Monohydrogenation of Muconic Acid and Muconates via Ru‐Catalyzed Transfer Hydrogenation

von Lisa De et al.

· 05.08.2025

This work investigates the selective catalytic transfer hydrogenation (CTH) of muconic acid and muconates using ethanol as a hydrogen source. Here we provide the first system selective for hexenedioic acid (HDA) production via CTH, with RuCl₃ hydrat...

Artikel

Highly Efficient Photocatalytic Hydrogen Evolution of Flower Shaped MoS2‐pCN Composite Supported on Foam Nickel

von Lei Sun et al.

· 05.08.2025

The protonated carbon nitride (pCN), which was protonated by hydrochloric acid and molybdenum disulfide (MoS₂) composites, was loaded on foam nickel as the photoanode driving the photoelectrocatalytic (PEC) system and used for hydrogen evolution rea...

Artikel

Nickel–Palladium Bimetallic Nanomaterials of Polyoxopalladates as Precursor Loaded on SBA15 for Enhanced Plasma‐Assisted Ammonia Synthesis

von Yuehong Song et al.

· 05.08.2025

The 85 mg NiPd₁₂/SBA15 catalyst demonstrates exceptional performance in plasma-assisted ammonia synthesis (yield: 9070 ppm, energy consumption: 77.75 MJ/mol). Precise control of SBA15 morphology and polyoxopalladate-derived bimetallic sites signific...

Artikel

Sustainable CO2 Fixation into Cyclic Carbonates via NiO–CuO–ZnO Heterogenous Catalyst at Ambient Temperature

von Jagadeesan Rajalakshmi et al.

· 05.08.2025

A cost-effective NiO–CuO–ZnO (NCZ-6) trimetallic catalyst enables solvent-free conversion of CO₂ and epichlorohydrin into chloropropene carbonate at room temperature with 80% yield. This green, energy-efficient method avoids high pressure, heat, and...

Artikel

Boosting Hydrogen Release: Optimized C3N4‐Supported Palladium Catalysts for Formic Acid Dehydrogenation

von A. Moreno et al.

· 05.08.2025

Palladium supported on carbon nitride sheets was developed to decompose formic acid under mild conditions. The obtained results revealed a clear structure–activity relationship between the Pd-exposed crystallographic planes and the catalytic perform...

Artikel

Finding the Right Synergy of Iron and Molybdenum in Mixed Metal Oxide Catalysts for the Sustainable Production of Acetaldehyde via Oxidative Dehydrogenation of Ethanol

von Danny Stark et al.

· 05.08.2025

Green acetaldehyde is produced via the partial oxidation of bioethanol over highly selective iron–molybdenum mixed oxide catalysts. Tuning the iron content in the catalysts reveals key correlations between catalyst composition, structure, and reacti...

Artikel

Ambient CO2 Hydrogenation to Formate Over NiPd Catalyst

von Jayashree Parthiban et al.

· 04.08.2025

Efficient CO₂/(bi)carbonate hydrogenation to formate is achieved over Ni₉Pd₁ catalyst with low Pd content, even at ambient conditions, with appreciable stability over several catalytic cycles, attributed to the NiPd synergistic interactions. Further...

Artikel

Local Synergy Between Ni Single Atoms, Adjacent NiO Nanoparticles, and Oxygen‐Deficient TiO2 Facilitates Highly Efficient CO2 Methanation

von Dinesh Bhalothia et al.

· 04.08.2025

The synergistic interaction between oxygen vacancies in Ni single atoms/TiO₂ support and adjacent NiO nanoparticles boosts the CO₂ methanation process. Abstract Integrating multiple active sites within a single catalytic system has emerged as a p...

Artikel

Lattice Oxygen Mechanism in Distorted 2D‐MoO3 for Lithium–Oxygen Batteries

von Jinkai Qiu et al.

· 04.08.2025

Conventional cathode catalysts in lithium–oxygen batteries typically follow the adsorbate evolution mechanism (AEM). In this study, we achieved effective activation of lattice oxygen on the surface of 2D MoO₃ through first-row transition metal dopin...

Artikel

Robust Artificial Polyenzyme for Recyclable Pickering Emulsion and Cascade Synthesis

von Shan Wang et al.

· 04.08.2025

Artificial polyenzyme (ArPoly) forms amphiphilic proteinpolymer conjugates that stabilize Pickering emulsions with tunable interfacial properties for biocatalysis. These emulsions enable efficient and robust single-step reactions, multi-step biocata...

Artikel

Highly Enantioselective Synthesis of Halogenated Cyclopropanes via Enzyme‐Catalyzed Carbene Transfer

von Ronald Daisuke et al.

· 01.08.2025

A biocatalytic strategy was developed for the synthesis of enantioenriched halogenated cyclopropanes via enzyme-catalyzed cyclopropanation of chloro- and bromo-substituted olefins in the presence of diazoacetonitrile with engineered myoglobins. This...