Results 11 to 20 of about 6,626 (297)

Isolation and characterisation of lignin using natural deep eutectic solvents pretreated kenaf fibre biomass [PDF]

open access: yesScientific Reports
Extraction of lignin via green methods is a crucial step in promoting the bioconversion of lignocellulosic biomasses. In the present study, utilisation of natural deep eutectic solvent for the pretreatment of kenaf fibres biomass is performed ...
Aatikah Meraj   +6 more
doaj   +2 more sources

Essential Dynamics of Ubiquitin in Water and in a Natural Deep Eutectic Solvent

open access: yesPhysical Chemistry Chemical Physics
Natural deep eutectic solvents (NADESs) comprised of osmolytes are of interest as potential biomolecular (cryo)protectants. However, the way these solvents influence the structure and dynamics of biomolecules as well as the role of water remains poorly understood.
Inês Gomes   +2 more
openaire   +3 more sources

Optimization of deep eutectic solvent extraction process and antioxidant activities of flavonoids from exocarpium Citri grandis

open access: yesShipin yu jixie
[Objective] This study aimed to optimize the process of deep eutectic solvent extraction of flavonoids from exocarpium Citri grandis and to evaluate its antioxidant activity.
LIANG Yongyi   +4 more
doaj   +2 more sources

Natural Deep Eutectic Solvents as Performance Additives for Peroxygenase Catalysis

open access: yesChemCatChem, 2019
AbstractNatural deep eutectic solvents (NADES) are proposed as alternative solvents for peroxygenase‐catalysed oxyfunctionalization reactions. Choline chloride‐based NADES are of particular interest as they can serve as solvent, enzyme‐stabiliser and sacrificial electron donor for the in situ H2O2 generation.
Ma, Y.   +11 more
core   +8 more sources

Nature of a Tetrabutylammonium Chloride–Levulinic Acid Deep Eutectic Solvent

open access: yesIndustrial & Engineering Chemistry Research, 2023
A deep eutectic solvent was formed by considering the mixtures of tetrabutylammonium chloride and levulinic acid, and it is studied via a combined theoretical and experimental approach. Physicochemical properties were measured as a function of temperature, providing a macroscopic characterization of the fluid.
Alberto Gutiérrez   +5 more
openaire   +5 more sources

Extraction and Counter-Current Separation of Phenylpropanoid Glycosides from Pedicularis oederi Vahl by Deep Eutectic Solvent

open access: yesSeparations
Deep eutectic solvents (DESs) are mixtures of organic compounds displaying excellent solvent properties while keeping an ecofriendly character. In this study, DESs have been applied to the extraction of phenylpropanoid glycosides from Pedicularis oederi ...
Yao Wang   +7 more
doaj   +2 more sources

Direct extraction of chitosan from snail shells by natural deep eutectic solvent [PDF]

open access: yes, 2023
The processes involved to extract chitosan biopolymers from natural resources often employ hazardous chemicals and long processing time. This work provides a sustainable direct extraction method of chitosan from snail shells.
Mohd Hazwan, Hamdi, Melody, Kimi
core   +1 more source

Green solvents from ionic liquids and deep eutectic solvents to natural deep eutectic solvents

open access: yesComptes Rendus. Chimie, 2018
Natural deep eutectic solvents (NADESs) are defined as mixtures of certain molar ratios of natural compounds such as sugars, organic acids, amino acids, and organic bases that are abundant in organisms. The melting points of these mixtures are considerably lower than those of their individual ingredients and far below ambient temperature.
Henni Vanda   +4 more
openaire   +3 more sources

Protein Stability in a Natural Deep Eutectic Solvent: Preferential Hydration or Solvent Slaving?

open access: yes, 2023
Deep eutectic solvents (DESs) emerged as potential alternative solvent media in multiple areas, including biomolecular (cryo)preservation. Herein, we studied the stability of a small protein (ubiquitin) in water and a betaine-glycerol-water (B:G:W) (1:2 ...
Nuno, Galamba, Inês, Gomes
core   +1 more source

Natural deep eutectic solvents as biofilm structural breakers

open access: yesWater Research, 2021
Natural Deep Eutectic Solvents (NADES) are composed of supramolecular interactions of two or more natural compounds, such as organic acids, sugars, and amino acids, and they are being used as a new media alternative to conventional solvents. In this study, a new application of NADES is presented as a possible technology for biofilm structural breaker ...
Nava-Ocampo, M.F.   +8 more
openaire   +5 more sources

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