Results 1 to 10 of about 111,305 (353)

Frontier Molecular Orbital Contributions to Chlorination versus Hydroxylation Selectivity in the Non-Heme Iron Halogenase SyrB2

open access: yesJournal of the American Chemical Society, 2017
The ability of an FeIV═O intermediate in SyrB2 to perform chlorination versus hydroxylation was computationally evaluated for different substrates that had been studied experimentally.
Martin Srnec, Edward I Solomon
exaly   +2 more sources

Hydroxylation decoration patterns of flavonoids in horticultural crops: chemistry, bioactivity, and biosynthesis

open access: yesHorticulture Research, 2022
Flavonoids are the most widespread polyphenolic compounds and are important dietary constituents present in horticultural crops such as fruits, vegetables, and tea.
Yilong Liu   +8 more
semanticscholar   +1 more source

A tautomeric ligand enables directed C‒H hydroxylation with molecular oxygen

open access: yesScience, 2021
Easing oxygen into arenes Although oxygen is all around us, it is often surprisingly difficult to use it for selective chemical oxidations, necessitating more expensive, wasteful alternatives. Li et al.
Zhen Li   +8 more
semanticscholar   +1 more source

Decarboxylative Hydroxylation of Benzoic Acids

open access: yesAngewandte Chemie, 2021
Herein, we report the first decarboxylative hydroxylation to synthesize phenols from benzoic acids at 35 °C via photoinduced ligand‐to‐metal charge transfer (LMCT)‐enabled radical decarboxylative carbometalation.
Wanqi Su, P. Xu, T. Ritter
semanticscholar   +1 more source

Assessing Peroxygenase-Mediated Oxidations in the Presence of High Concentrations of Water-Miscible Co-Solvents

open access: yesFrontiers in Catalysis, 2022
The use of water-miscible organic co-solvents in biocatalysis is a simple procedure for obtaining higher enzymatic activities toward hydrophobic substrates.
Thomas Hilberath   +3 more
doaj   +1 more source

PHD1 controls muscle mTORC1 in a hydroxylation-independent manner by stabilizing leucyl tRNA synthetase

open access: yesNature Communications, 2020
mTORC1 is an important regulator of muscle mass but how it is modulated by oxygen and nutrients is not completely understood. We show that loss of the prolyl hydroxylase domain isoform 1 oxygen sensor in mice (PHD1KO) reduces muscle mass.
G. D’Hulst   +13 more
semanticscholar   +1 more source

A Novel Antimalarial Metabolite in Erythrocyte From the Hydroxylation of Dihydroartemisinin by Cunninghamella elegans

open access: yesFrontiers in Chemistry, 2022
Dihydroartemisinin (DHA) is a sesquiterpene endoperoxide with prominent antimalarial efficacy, which was discovered by Professor Youyou Tu through the reduction of artemisinin in the 1970s.
Yue Bai   +6 more
doaj   +1 more source

Peroxide-Mediated Oxygenation of Organic Compounds by Fungal Peroxygenases

open access: yesAntioxidants, 2022
Unspecific peroxygenases (UPOs), whose sequences can be found in the genomes of thousands of filamentous fungi, many yeasts and certain fungus-like protists, are fascinating biocatalysts that transfer peroxide-borne oxygen (from H2O2 or R-OOH) with high ...
Martin Hofrichter   +6 more
doaj   +1 more source

Catalytic Hydroxylation of Polyethylenes [PDF]

open access: yesACS Central Science, 2017
Polyolefins account for 60% of global plastic consumption, but many potential applications of polyolefins require that their properties, such as compatibility with polar polymers, adhesion, gas permeability, and surface wetting, be improved. A strategy to overcome these deficiencies would involve the introduction of polar functionalities onto the ...
Qian Li   +4 more
openaire   +5 more sources

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