Results 251 to 260 of about 215,106 (349)

Continuous Flow Oxidation of Alcohols to Carboxylic Acids Using a Ternary Pd/C‐Pt/C‐Ru/C Catalyst and Molecular Oxygen. Application to the Synthesis of 2,5‐Frandicarboxylic Acid

open access: yesChemistryEurope, EarlyView.
A ternary metal catalyst system based on Pd/C, Pt/C, and Ru/C is found to be highly effective and robust for oxidizing alcohols to carboxylic acids using molecular oxygen. Combining the catalytic oxidation system with continuous flow, the conversion of 5‐hydroxymethylfurfural (HMF) into 2,5‐furandicarboxylic acid (FDCA), a bioplastics precursor, is ...
Mamoru Hyodo   +5 more
wiley   +1 more source

NH‐Sulfilimine Synthesis Catalyzed by Nonheme Iron(II) Complex

open access: yesChemistryEurope, EarlyView.
Sulfilimines are emerging as valuable functional group in modern medicinal chemistry. Yet, their catalytic preparation is underexplored compared to sulfoximines. Here, the iron‐catalyzed synthesis of 14 examples of unprotected sulfilimines in good yields, under aerobic atmosphere and at room temperature, is described.
Léa Tesson   +2 more
wiley   +1 more source

Shedding Light on Synthetic Autocatalysis: From Conventional Closed‐Shell Chemistries to Overlooked Open‐Shell Occurrences

open access: yesChemistry – A European Journal, EarlyView.
Why add another catalyst when the product itself holds the power to catalyze its own formation? Autocatalysis in synthetic chemistry enhances reaction efficiency and uncovers novel catalytic behavior across both closed‐shell and open‐shell systems, expanding reactivity and enabling innovative design strategies.
Jaspreet Kaur, Joshua P. Barham
wiley   +1 more source

Effects of the ligand linkers on stability of mixed-valence Cu(I)Cu(II) and catalytic aerobic alcohol oxidation activity [PDF]

open access: gold
Attawit Jehdaramarn   +5 more
openalex   +1 more source

Electrocatalytic CO2 Reduction Coupled to Formate Fermentation: An Electro‐Bio Cascade Approach in Biocompatible Electrolytes

open access: yesChemistry – A European Journal, EarlyView.
CO2 utilization in industrial biotechnology: Rational design of a process cascade for electrochemical CO2 reduction linked with formate fermentation, supporting robust cell growth and high biomass yields. ABSTRACT Integration of electrochemical CO2 reduction with microbial fermentation enables conversion of CO2 into valuable chemicals but poses ...
Luciana Vieira   +8 more
wiley   +1 more source

Silent Partners in the Mill: Unveiling the Role of Additives in Mechanochemical Synthesis

open access: yesChemistry – A European Journal, EarlyView.
Mechanochemistry offers a sustainable, solvent‐free alternative to traditional synthesis, often enhanced by additives in a process known as additive‐assisted grinding. This review discusses how various additives, including liquids, ionic solids, and advanced materials like ionic liquids and piezoelectric compounds, improve reaction efficiency ...
Johanna Breinsperger   +3 more
wiley   +1 more source

Investigation of microalgal tolerance and growth in simulated tailings pond water containing naphthenic acids

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Oil sands tailings ponds, such as those in northeastern Alberta, present environmental challenges due to slow sedimentation, water entrapment, and toxic naphthenic acids (NAs), which hinder water reclamation. This study assessed the tolerance and biodegradation potential of Chlorella vulgaris (C.
Amin Kalbasi, Amarjeet Bassi
wiley   +1 more source

Waste activated sludge high‐rate treatment of septage: Biodegradability studies and contact phase trials towards a cleaner environment

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The waste activated sludge high‐rate (WASHR) process, developed in our previous study, is used for septic wastewater treatment. This high‐rate contact stabilization pre‐treatment uses typical waste streams found in wastewater treatment plants to reduce a portion of the loadings on the main treatment trains.
Arman Shirali   +2 more
wiley   +1 more source

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