Category: Chemistry
Photocatalysis enabled synthesis of trifluoromethyl amidines and imidates
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in ChemistryPhotocatalytic metal-free synthesis of α-trifluoromethyl amidines and imidates using isocyanides and trifluoroacetylsilanes, with mechanistic insights from DFT studies.
Miniaturized extraction selectively enriched toxicologically relevant MOAH
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in ChemistryMiniaturized extraction selectively enriches trace polycyclic aromatics in mineral oils, improving detection of genotoxic compounds masked by abundant alkylated aromatics in complex mixtures.
Cr and rare-earth grey phases form in doped fuel models
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in ChemistrySynchrotron spectroscopy reveals chromium and lanthanide speciation in Cr-doped uranium dioxide fuels, showing perovskite secondary phases remain structurally stable under radiation exposure.
Measured pKa values of triorganophosphonium P–H bonds in toluene
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in ChemistryExperimental pKa values of P-H bonds in triorganophosphonium bistriflimides determined in toluene using spectroscopy and DFT, providing guidelines for catalytic phosphine generation.
Hyperbranched polymers show a branching-dependent adsorption transition
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in ChemistryHyperbranched polystyrene exhibits nonuniversal exclusion-to-adsorption transitions in chromatography, governed by branching density and fractal dimension, diverging from linear polymer behavior.
Light-triggered CO2 binding enables CO production in a cerium MOF
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in ChemistryCerium metal-organic framework with amino linkers achieves 100% selective photoreduction of CO2 to CO at 126 μmol·g-1·h-1 via transient Ce(III) sites and reversible binding.
Electron-withdrawing groups enable thio-Belluš–Claisen rearrangement with difluoroketene
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in ChemistryNew protocol for thio-Belluš-Claisen rearrangement with difluoroketene using desilylative β-elimination. Electronic effects on substrate promotion of reactivity.
Cyclometalated platinum products depend on the halogen in the ligand
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in ChemistryStudy of cyclometalated platinum compounds formed via competing C-H and C-X bond activation pathways, with mechanistic insights from computational and spectroscopic analysis.
Dual cyclodextrin systems support chiral separations in EKC
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in ChemistryDual-cyclodextrin systems in electrokinetic chromatography enhance chiral resolution for pharmaceutical, biological, and environmental analyses with model-based optimization.
In situ sensors enable simultaneous hydrogen and oxygen detection
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in ChemistryReal-time sensor platform for simultaneous H2 and O2 detection in photocatalytic water splitting, enabling kinetic characterization without conventional gas chromatography limitations.
