Results 61 to 70 of about 2,273 (210)

4-Dimethylaminopyridinium–4-nitrophenolate–4-nitrophenol (1/1/1)

open access: yesActa Crystallographica Section E Structure Reports Online, 2003
Within and between mol­ecules of the title compound, C7H11N2+·C6H5NO3−·C6H4NO3, there are C—H⋯O, C—H⋯N, O—H⋯O and N—H⋯O interactions, which generate rings of graph-set motifs S(5), R12(5), R12(6), R12(7) and R21(4). The supramolecular aggregation is completed by the presence of three different π–π interactions and short van der Waals contacts.
Nagarajan Vembu   +3 more
openaire   +1 more source

Efficiently Monitoring Trace Nitrophenol Pollutants in Water Through the Dispersive Solid-Phase Extraction Based on Porous Organic Polymer-Modified Cellulose Nanofiber Membrane

open access: yesChemosensors
Monitoring trace nitrophenol pollutants in water has garnered considerable attention. A porous organic polymer-modified cellulose nanofiber membrane (COP-99@DCA) was fabricated via in situ growth of a porous organic polymer on an electrospun cellulose ...
Xiaoyu He   +4 more
doaj   +1 more source

Toward Sustainable Enzyme Production From Agro‐Industrial Residues: Optimizing pH and Soyhull Particle Size in Fungal Fermentation

open access: yesJournal of Surfactants and Detergents, EarlyView.
Sustainable enzyme production from soyhull fermentation. ABSTRACT Carbohydrase enzymes are critical to sustainable detergent formulations, enabling effective cleaning at lower temperatures and reduced resource use. To improve the economic and environmental viability of enzyme production, this study explored soybean hulls—a low‐value agricultural by ...
Ashwin Sancheti, Lu‐Kwang Ju
wiley   +1 more source

Bio‐guided fractionation of (9Z)‐5,8,11‐trihydroxyoctadec‐9‐enoic acid from Abelmoschus sagittifolius root as a potent α‐glucosidase inhibitor: An integrated in vitro and in silico study

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Abelmoschus sagittifolius stands out as a valuable medicinal source for developing functional food targeting type 2 diabetes. This study investigated the α‐glucosidase inhibitory potential of an active fraction obtained from A. sagittifolius roots (ASR), enriched in (9Z)‐5,8,11‐trihydroxyoctadec‐9‐enoic acid (OA), using both enzyme ...
Nguyen Phuong Mai   +3 more
wiley   +1 more source

Biochar‐Induced Shifts in Fungal Community Structure and Their Association With Soil Physical Properties in Degraded Soil From the Brazilian Semiarid

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Soil degradation compromises ecosystem functioning. Biochar, a carbon‐rich amendment, has gained attention as a promising strategy to enhance soil structure and restore microbial balance. This study investigated the effects of two biochars, cashew bagasse biochar (CBB) and a co‐pyrolyzed biochar produced from sewage sludge and cashew pruning ...
João Marcos Rodrigues dos Santos   +18 more
wiley   +1 more source

Synthesis of Borneol‐Polymers as Fluorescent Sensors for Pollutant Detection

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT In this work, a borneol‐derived monomer was employed to synthesize two novel copolymers, poly(vinyl acetate‐co‐bornyl methacrylate) (CopBM‐1) and poly(p‐acryloyloxybenzaldehyde‐co‐bornyl methacrylate) (CopBM‐2), via radical copolymerization. Both copolymers demonstrated aggregation‐induced emission in DMF at concentrations exceeding 0.04 wt.%.
Viorica‐Elena Podasca   +2 more
wiley   +1 more source

Nitrophenole und Phenylhydrazin [PDF]

open access: yesBerichte der deutschen chemischen Gesellschaft, 1887
n ...
openaire   +1 more source

Pesticide use in integrated pest and pollinator management framework to protect pollinator health

open access: yesPest Management Science, Volume 81, Issue 4, Page 1691-1696, April 2025.
Integrated pest management (IPM) emphasizes non‐chemical methods, with pesticides as a last resort, while integrated pest and pollinator management (IPPM) integrates pollinator health into pest control strategies. Abstract Agricultural pesticides have historically been a critical tool in controlling pests and diseases, preventing widespread suffering ...
Ngoc T Phan   +6 more
wiley   +1 more source

Synthesis and Surface Engineering of Two‐Dimensional MXenes for Advanced Functional Applications

open access: yesThe Chemical Record, EarlyView.
This study highlights the synthesis, surface engineering, and advanced functional applications of MXenes, emphasizing key preparation strategies that enable their use in catalysis, energy storage, sensing, and environmental remediation. Two‐dimensional MXenes (2DMxn), a rapidly expanding family of transition metal carbides, nitrides, and carbonitrides ...
Dalil N. H. Al‐Ghubairi   +4 more
wiley   +1 more source

A STUDY OF THE HYDROGEN BONDING IN o-NITROPHENOL IN PRESENCE OF p-NITROPHENOL

open access: yes, 1958
The individual polarograms of o- and \(p\)-nitrophenols in the \(p\)H range of 1.0 to 10.2 have been studied. The polarograms of mixtures of the two phenols at PH 10.2 and 2.0 have also been studied. These consist of single waves and arc of similar pattern, and exhibit residual current region.
S. M. DESHPANDE, N. V. PARTHASARATHY
openaire   +1 more source

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