Results 141 to 150 of about 1,201,228 (414)

THz-Raman Identification of labile products in the system "phenol-semiquinone-quinone" [PDF]

open access: yesarXiv, 2016
The paper presents the results of SERS studies of the dynamic behavior of "phenol-semiquinone-quinone" system. This system is a key part of chemiluminescent sensors for reactive oxygen species. The dynamics of the system seems to be very important in the processes that determine the secondary metabolism at the cellular level in molecular biology.
arxiv  

Phenol Deoxygenation Mechanisms on Fe(110) and Pd(111)

open access: yes, 2015
The catalytic deoxygenation of phenolic compounds has become a major area of interest in recent years because they are produced during the pyrolysis of lignin and are present in biofuels.
Alyssa J. R. Hensley   +2 more
semanticscholar   +1 more source

Fully Bio‐Based Epoxy Resins from Liquefied Wood for Chemically Recyclable Wood Coatings

open access: yesAdvanced Functional Materials, EarlyView.
A bio‐based and chemically recyclable epoxy resin derived from liquefied wood and its use in wood coatings is presented. The resin exhibits mechanical, thermal, and water‐resistant properties comparable to commercial coatings and can be chemically recycled and reused. This approach provides fast access to glossy and fully biobased durable wood coatings
Qisong Hu   +6 more
wiley   +1 more source

Simple phenol and phenolic compounds in food flavor

open access: yesC R C Critical Reviews in Food Science and Nutrition, 1978
Simple phenol and phenolic compounds occur in a vast portion of our diet. This review attempts to discuss their occurrences relative to our food supply. In addition, their chemical, nutritional, and sensory properties are explored, as well as methods for their isolation, identification, and quantitation.
Joseph A. Maga, Ira Katz
openaire   +3 more sources

Transmembrane Activation of Catalysis and Protein Refolding in Synthetic Cells by Enzymes and Nanozymes

open access: yesAdvanced Functional Materials, EarlyView.
Synthetic cells are engineered herein to respond to an external chemical messenger by the activation of intracellular catalysis. The chemical messenger molecules are catalytically generated by an extracellular enzyme or a mineral surface, whereas the intracellular catalysis emerges via direct enzyme activation or via protein refolding.
Dante G. Andersen   +5 more
wiley   +1 more source

IBS-Catalyzed Regioselective Oxidation of Phenols to 1,2-Quinones with Oxone<sup>®</sup>

open access: yesMolecules, 2012
We have developed the first example of hypervalent iodine(V)-catalyzed regioselective oxidation of phenols to <em>o</em>-quinones. Various phenols could be oxidized to the corresponding <em>o</em>-quinones in good to excellent ...
Muhammet Uyanik   +2 more
doaj   +1 more source

A urea precursor to synthesize carbon nitride with mesoporosity for enhanced activity in the photocatalytic removal of phenol [PDF]

open access: yes, 2012
A urea precursor was used for the first time to prepare mesoporous carbon nitride (MCN) by a thermal polymerization process with silica nanospheres as a hard template.
Leny Yuliati, Leny Yuliati   +2 more
core   +1 more source

Self‐supportive Three‐Way Photoelectrochemical System Achieving Uranium Recycling, Organic Oxidation, and Electricity Generation in Complex Waters

open access: yesAdvanced Functional Materials, EarlyView.
A self‐sustaining solar photoelectrochemical cell (SS‐PEC) is developed to recover uranium from aqueous UO22+ with concurrent organic oxidation and electricity production. The monolithical photoanode directly captures electrons from organic compounds, leading to the oxidation of organic compounds and the decomposition of uranium‐organic complexes ...
Yumei Wang   +7 more
wiley   +1 more source

4-Methyl-2,6-bis(phosphonomethyl)phenol dihydrate [PDF]

open access: yes, 1993
The 4-methyl-2,6-bis(phosphomethyl)phenol molecule, which crystallizes with two water molecules per asymmetric unit, has approximate twofold symmetry and is involved in extensive three-dimensional hydrogen bonding in which every available OH group ...
Ferguson, George   +4 more
core   +1 more source

Microbial degradation of phenol and phenolic derivatives

open access: yesEngineering in Life Sciences, 2013
Phenol and its derivatives are one of the largest groups of environmental pollutants due to their presence in many industrial effluents and broad application as antibacterial and antifungal agents. A number of microbial species possess enzyme systems that are applicable for the decomposition of various aliphatic and aromatic toxic compounds.
Zlatka Alexieva   +2 more
openaire   +2 more sources

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