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L-Lysine-derived fluorescent salicylidenes: synthesis, characterization and turn-off Cu2+ and Co2+ selective cation sensing
Two L-lysine-derived salicylidene ligands have been synthesized under ultrasound irradiations and characterized by several spectroscopic techniques....
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Biocatalytic Heterogeneous Processes of Low-Temperature Synthesis of Diol Monoesters
AbstractA study was made of the low-temperature synthesis of esters of heptanoic (enanthic, C7:0) acid and various diols using heterogeneous...
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Gas Chromatography for Unsaturated Fatty Acid Profiles of Baobab Plant (Adansonia digitata)
Gas chromatography (GC) has been a powerful tool for the quantitative and structural analysis of various plant species’ lipids. Unsaturated fatty...
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Simultaneous determination of adsorption coefficients and surface reaction mechanisms using initial reaction rates
Initial reaction rate data for the direct esterification of 1-tetradecene with heptanoic acid on dry Amberlyst®15 catalyst permitted the...
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Sustainable vortex assisted liquid phase microextraction based on fatty acid switchable solvent for selective and accurate analysis of manganese in food samples
In this research article, a sustainable fatty acids switchable solvent based vortex assisted liquid phase microextraction (SS-VA-LPME) method coupled...
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New efficient meta-fermentation process for lactic acid production from municipal solid waste
BackgroundThe global market for lactic acid is witnessing growth on the back of increasing applications of lactic acid for manufacturing polylactic...
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Determination of acrolein generation pathways from linoleic acid and linolenic acid: increment by photo irradiation
2-Propenal (acrolein) is a toxic aldehyde generated from the thermal degradation of edible oils. While previous studies have suggested that linolenic...
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Frankincense-like Flavor Formation Through the Combined Effect of Moderate Enzymatically Hydrolyzed Milk Fat and Glutamic Acid-galactose Amadori Rearrangement Product During Thermal Processing
This research involved the formation of volatile flavor compounds due to the combined effect of enzymatically hydrolyzed milk fat and glutamic...
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Isotope-labeling in situ derivatization and HS-SPME arrow GC–MS/MS for simultaneous determination of fatty acids and fatty acid methyl esters in aqueous matrices
Fatty acids (FAs) and fatty acid methyl esters (FAMEs) co-occur in many samples, and analysis of both substance classes is frequently of high...
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Comparative Analysis of Structure and Biopotency of Di- and Triorganotin(IV) Carboxylates with Hexyl Backbone
AbstractChemists are pretty much acquainted with coordination compounds bearing carboxylate moieties. Nevertheless comprehensive literature on the...
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Development of Carbon–Silica Composite Materials and Their Studying and Testing for Preparing Heterogeneous Biocatalysts for the Low-Temperature Synthesis of Esters
AbstractCarbon–silica composite materials (CSCMs) containing different amounts of silica and carbon components are obtained using two silica...
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Characterization and discrimination of camellia oil varieties according to fatty acid, squalene, tocopherol, and volatile substance contents by chromatography and chemometrics
Adulteration of camellia oils from the same source should be avoided. Hence, using chromatographic techniques, this study aimed to analyze and select...
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Determination of 12 quinolones in honey by vortex-assisted dispersive liquid liquid microextraction performed in syringe based on deep eutectic solvent combine with ultra performance liquid chromatography-mass spectrometry
A novel vortex-assisted dispersive liquid–liquid microextraction method based on deep eutectic solvent (VA–DLLME–DES) completed in syringe has been...
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Heterogeneous Biocatalytic Processes of the Low-Temperature Synthesis of Esters: Selecting an Organic Solvent
AbstractA study is performed of the processes of low-temperature enzymatic synthesis of esters in nonaqueous media of organic solvents with the...
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Automated Liquid–Liquid Microextraction of Fluoroquinolones for Their Subsequent Chromatographic Determination
AbstractAn automated method is developed for dispersive liquid–liquid microextraction of fluoroquinolone antibiotics based on the principles of...
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Olefin esterification on Amberlyst® 15 catalyst: does the esterification site defy thermodynamics?
AbstractKinetics for the reaction between 1-tetradecene and heptanoic acid to make tetradecyl heptanoates on dry Amberlyst ® 15 catalyst at 90 °C are...
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Flavour by design: food-grade lactic acid bacteria improve the volatile aroma spectrum of oat milk, sunflower seed milk, pea milk, and faba milk towards improved flavour and sensory perception
BackgroundThe global market of plant-based milk alternatives is continually growing. Flavour and taste have a key impact on consumers’ selection of...
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Substrate-binding Site Engineering of Candida antarctica Lipase B to Improve Selectivity for Synthesis of 1-monoacyl-sn-glycerols
Lipases are extensively used for regiospecific esterification of polyols with fatty acids. However, side reactions generating byproducts limited the...
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Environmental Degradation of Polyethylene
The environmental degradation of polyethylene proceeds by synergistic action of photo- and thermo-oxidative degradation and biological activity....
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Quantitative Organic Acids in Urine by Two-Dimensional Gas Chromatography-Time-of-Flight Mass Spectrometry (GCxGC-TOFMS)
Seventy-six organic acids in urine specimens are determined with quantitative two-dimensional gas chromatography-time-of-flight mass spectrometry...