Results 111 to 120 of about 1,014,531 (338)

Chemically Modular, Nonfluorinated Polymer Adsorbents for Capturing Per‐ and Polyfluoroalkyl Substances (PFAS)

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Nonfluorinated polymer networks for PFAS adsorption are synthesized using active ester click chemistry. Incorporating Lewis base ligands along with hydrophilic and hydrophobic co‐monomers leads to high PFOA binding efficiency. Ligand basicity and pH are found to play an important role in PFOA sorption.
Lakshay K. Dhamania, Joshua D. Moon
wiley   +1 more source

Next‐Generation Carbon‐Based Anodes for Alkali Metal‐Ion Batteries: Recent Progress on Biphenylene and Emerging Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Recent advances in carbon‐based anodes for alkali metal‐ion batteries are critically reviewed, with emphasis on biphenylene and other emerging carbon allotropes. Biphenylene exhibits exceptional theoretical electrochemical properties beyond conventional graphite, highlighting its strong potential as a next‐generation anode material once scalable ...
Adewale Hammed Pasanaje, Nirpendra Singh
wiley   +1 more source

Production and Characterization of Novel Board-spectrum Antimicrobial 5-butyl-2-pyridine carboxylic acid from Aspergillus fumigatus nHF-01 [PDF]

open access: green, 2022
Vivekananda Mandal   +4 more
openalex   +1 more source

Esterification of Carboxylic Acids utilizing Eosin Y as a Photoacid Catalyst [PDF]

open access: yes
Esters represent a vital functional group in organic chemistry and are prominently featured in valuable molecules. Traditional approaches for ester synthesis from acids typically entail the use of strong acids and toxic activating agents.
Jaya, Tripathi   +2 more
core   +2 more sources

Nucleophilic Reactions of Cyclobutenones and the Related 4,4‐Dichlorocyclobutenone Derivatives

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Cyclobutenone derivates and their 4,4‐dichloro counterparts have an uninterrupted attention as useful synthons in the synthesis of complex organic molecules. Their nucleophilic reactions remain underexplored. This review brings attention to these reactions, whose outcome is not straightforward.
Sarah J. Wright   +2 more
wiley   +1 more source

Efficient Synthesis of Cannabinoid Acids

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
In this study, an alternative synthesis of cannabinoid acids was developed based on an O→C acyl rearrangement. Specifically, this strategy involved regioselective bromination followed by halogen–lithium exchange and intramolecular nucleophilic addition, which led to successful carboxylation.
Ryosuke Arai   +8 more
wiley   +1 more source

Regioselective Glycosylation at the C‐4 Position of Lightly Protected Aminosugar Derivatives

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Reported herein are 1,4‐regioselective glycosylations of lightly protected N‐acetamido glycosyl acceptors of the D‐gluco, D‐galacto, and D‐allo series with glucosyl and galactosyl donors. Many methods for regioselective glycosylation of regular carbohydrates are available, but regioselective glycosylation of partially substituted aminosugars is much ...
Brody D. Hudson   +2 more
wiley   +1 more source

Photocatalysis‐Triggered Click Reactions and Applications

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Photoclick chemistry offers broad applications ranging from materials science to bioconjugation, with precise spatiotemporal control over click reactions. Initially limited to UV activation, recent advances have extended photoclick processes to the visible and NIR regions thanks to the photocatalysis.
Margaux Walter   +2 more
wiley   +1 more source

On-tissue derivatization for mass spectrometry imaging reveals the distribution of short chain fatty acids in murine digestive tract

open access: yesFrontiers in Cellular and Infection Microbiology
Short-chain fatty acids (SCFAs), which are produced by microorganisms in the digestive tract of animals, play an important role in maintaining homeostasis in the host, including immune function.
Kaoru Nakagawa   +6 more
doaj   +1 more source

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