Results 131 to 140 of about 30,818 (251)
Encapsulation of Porphyrins in Polymer Microgels and Microbeads for Heterogeneous Photooxidation
Amino‐ or ammonium‐functionalized tetraphenylporphyrins were synthesized and encapsulated within polymers to form microgels and microbeads that act as heterogeneous photocatalysts. Photooxidation in aqueous media quantitatively converts sulfides and aldehydes into sulfoxides and carboxylic acids via the singlet‐oxygen pathway, demonstrating an ...
Imogen Smith +3 more
wiley +1 more source
Sustainable Diepoxide Monomers for Polyoxazolidinone‐Based High‐Performance Thermoplastics
Sustainable diglycidyl ethers could replace bisphenol A diglycidyl ether (BADGE) as a building block for polyoxazolidinones, yielding high‐performance thermoplastics with similar thermal and mechanical properties. Owing to their outstanding mechanical, thermal, and chemical properties, polyoxazolidinones, which are accessible from the reaction of ...
Lisa Van Emelen +14 more
wiley +1 more source
Epoxidation of propylene on NaCl-modified silver catalysts with air as the oxidant
Propylene epoxidation by air was carried out on NaCl-modified silver (NaCl/Ag) catalysts, and the catalysts were characterized by X-ray diffraction (XRD) and X-ray photoelectron spectroscopy (XPS). The effects of NaCl loadings, propylene to oxygen ratio,
Lu, JQ, Luo, MF, Lei, H, Li, C
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Dimethyldioxirane Epoxidation of 6,6-Disubstituted Fulvenes
The endocyclic bis-epoxides of various pentafulvenes were readily prepared by epoxidation with excess dimethyldioxirane; stoichiometric epoxidation yielded mixtures of the bis-epoxides and the labile mono-epoxides, but no exocyclic epoxides were observed.
Meffert, A. +2 more
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Myxoglucamide A—a novel glycolipopeptide isolated from myxobacteria—was synthesized, and activity‐based protein profiling identified aldo‐keto reductase 1C3 (AKR1C3) as its main target in human cells. Structure‐activity relationship studies, together with biophysical characterization and X‐ray crystallography, elucidated the structural basis of AKR1C3 ...
Thomas Siemon +9 more
wiley +1 more source
Dimethyldioxirane Epoxidation of Flavones
Various flavones 1 were converted in excellent yields to the hitherto unknown corresponding epoxides 3 by epoxidation with dimethyldioxirane at subambient temperatures.Tetrahedron ...
Golsch, D. +3 more
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Citation: 'epoxides' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.E02172 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire +1 more source
Carveol-Derived Cycloaliphatic Epoxy for Bio-Based High-Performance Thermosets. [PDF]
Lim CH, Kim M, Yun SI.
europepmc +1 more source
Epoxidation of Canola and Sunflower Oils Using Dimethyldioxirane in Microemulsions. [PDF]
Mukamurara D +2 more
europepmc +1 more source
Epoxidation of styrene by anhydrous tert-butyl hydroperoxide over a number of transition metal oxide (viz. TiO2, Cr2O3, MnO2, Fe2O3, Co3O4, NiO, CuO, ZnO, Y2O3, ZrO2, La2O3 and U3O8) supported nano-size gold catalysts, prepared by the homogeneous ...
V Choudhary (18375297) +4 more
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