Results 1 to 10 of about 8,136 (224)

Engineering Comamonas testosteroni for the production of 2-pyrone-4,6-dicarboxylic acid as a promising building block [PDF]

open access: yesMicrobial Cell Factories, 2023
Background Plastics are an indispensable part of our daily life. However, mismanagement at their end-of-life results in severe environmental consequences.
Tom Delmulle   +6 more
doaj   +2 more sources

Engineering 2-Pyrone-4,6-Dicarboxylic Acid Production Reveals Metabolic Plasticity of Poplar. [PDF]

open access: yesPlant Biotechnol J
ABSTRACT Woody biomass is a promising source of fermentable sugars for biofuels and bio‐based chemicals, but its industrial use is limited by the costly biorefinery process. A viable strategy to reduce costs involves enhancing both biomass processability and the generation of high‐value co‐products.
Dwivedi N   +7 more
europepmc   +2 more sources

A Three-Step Route to Functionalized Pyrrole-2,5-Dicarboxylic Acids from Galactaric Acid. [PDF]

open access: yesChemSusChem
Galactaric acid (GalA) has been used as substrate for a library of N‐substituted pyrrole‐2,5‐dicarboxylic acids (PDCAs). Existing routes to N‐substituted PDCAs require many steps or lack product isolation. We present a simple, scalable three‐step synthesis from GalA via a 2‐pyrone salt, giving isolated PDCA derivatives in high yield without ...
Trapasso G   +3 more
europepmc   +2 more sources

Effects of Trichoderma treatments on the phenolic and sensory quality of Aglianico grapes and wine. [PDF]

open access: yesJ Sci Food Agric
Abstract BACKGROUND As environmental awareness grows, interest in sustainable agriculture is increasing. A promising alternative is the use of plant‐beneficial microorganisms such as Trichoderma spp., which suppress pathogens, promote growth and enhance productivity. In viticulture, Trichoderma species have been studied mainly for pathogen control, but
Lisanti MT   +8 more
europepmc   +2 more sources

4-Hydroxy-2-pyrones: Synthesis, Natural Products, and Application

open access: yesOrganics, 2023
4-Hydroxy-2-pyrones are of interest as potential biorenewable molecules for a sustainable transition from biomass feedstock to valuable chemical products.
Vladislav V. Fedin   +3 more
doaj   +1 more source

A facile synthesis in aqueous medium of 3-hydroxy-2-pyrone from aldaric acids or their derivatives

open access: yesResults in Chemistry, 2022
3-Hydroxy-2-pyrone is a valuable building block of many molecules. The syntheses until now proposed to prepare this compound are not ecofriendly and are unsuitable for large scale productions.
Gabriella Leonardi   +3 more
doaj   +1 more source

Two new -Methoxy--Pyrones From the Mangrove Sediment-Derived SCSIO NS126

open access: yesNatural Product Communications, 2021
Two new α -methoxy- γ -pyrone analogs, 2-methoxy-3-methyl-5,6-diethyl- γ -pyrone ( 2 ) and 2-methoxy-3,5-dimethyl-6-propyl- γ -pyrone ( 3 ), together with 2-methoxy-3,5-dimethyl-6-ethyl- γ -pyrone ( 1 ), firstly isolated from natural sources, were ...
Kunlong Li   +6 more
doaj   +1 more source

Synergistic Antibacterial Potential of 6-Pentyl-α-pyrone Lactone and Zinc Oxide Nanoparticles against Multidrug-Resistant Enterobacterales Isolated from Urinary Tract Infections in Humans

open access: yesAntibiotics, 2022
Urinary tract infection (UTI) is one of the most common bacterial infections in the world, which is associated with high morbidity and mortality rates.
Ahmed M. E. Kotb   +5 more
doaj   +1 more source

Chiron approach and the [4 + 2] Diels-Alder cycloaddition of 2-pyrones for the synthesis of cis-(-)-aminoindan-2-ol

open access: yesResults in Chemistry, 2021
A cascade Diels-Alder reaction coupled with an oxidative aromatization reaction was developed and applied to a chiral 2-pyrone for the synthesis of the relevant chiral synthon/chiral auxiliary (-)-cis-aminoindan-2-ol.
Arturo de la Rosa-Barrales   +6 more
doaj   +1 more source

Divergent Asymmetric Total Synthesis of All Four Pestalotin Diastereomers from (R)-Glycidol

open access: yesMolecules, 2020
All four chiral pestalotin diastereomers were synthesized in a straightforward and divergent manner from common (R)-glycidol. Catalytic asymmetric Mukaiyama aldol reactions of readily-available bis(TMSO)diene (Chan’s diene) with (S)-2 ...
Mizuki Moriyama   +3 more
doaj   +1 more source

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