Wavelength-dependent UV-LED photolysis of fluorinated pesticides and pharmaceuticals

AP Bhat, WCK Pomerantz… - Environmental Science & …, 2023 - ACS Publications
The wavelength dependence of photoproduct formation and quantum yields was evaluated
for fluorinated pesticides and pharmaceuticals using UV-light emitting diodes (LEDs) with …

Finding fluorine: Photoproduct formation during the photolysis of fluorinated pesticides

AP Bhat, WCK Pomerantz… - Environmental Science & …, 2022 - ACS Publications
The photolysis of pesticides with different fluorine motifs was evaluated to quantify the
formation of fluorinated products in buffered aqueous systems, advanced oxidation (AOP) …

Combining Advanced Analytical Methodologies to Uncover Suspect PFAS and Fluorinated Pharmaceutical Contributions to Extractable Organic Fluorine in Human …

L Cioni, V Nikiforov, JP Benskin… - Environmental …, 2024 - ACS Publications
A growing number of studies have reported that routinely monitored per-and polyfluoroalkyl
substances (PFAS) are not sufficient to explain the extractable organic fluorine (EOF) …

Electrochemical C–F bond activation of trifluoromethylarenes using silylium ions

S Mondal, B Stevanovic, E Butler, JW Wang… - Chemical …, 2023 - pubs.rsc.org
We report a mild, electrochemical trihydrodefluorination (e-THDF) for breaking highly stable
C–F bonds in trifluoromethyl arenes to form the corresponding methyl arene products …

Using 19F NMR to Investigate Cationic Carbon Dot Association with Per- and Polyfluoroalkyl Substances (PFAS)

RE Lewis, CH Huang, JC White… - ACS Nanoscience Au, 2023 - ACS Publications
There is much concern about per-and polyfluoroalkyl substances (PFAS) based on their
environmental persistence and toxicity, resulting in an urgent need for remediation …

Fluorous Liquids for Magnetic Resonance-Based Thermometry with Enhanced Responsiveness and Environmental Degradation

J Li, TF Mundhenke, TG Smith, WA Arnold… - Analytical …, 2023 - ACS Publications
Accurate temperature measurement via magnetic resonance is valuable for both in vitro and
in vivo analysis of local tissue for evaluating disease pathology and medical interventions …

Promoted Raney Ni catalyzed hydrodefluorination of fluorophenols under mild conditions via controlling solvents and bases

H Li, X Gong, T Li, S Liu, Y Liu, X Ma, Q Li… - Chemical Engineering …, 2023 - Elsevier
Fluorinated organic compounds (FOCs) are difficult to degrade and persistent in the
environment due to the strong Csingle bondF bond strength. In this context, the applicability …

Fluorinated Pharmaceutical and Pesticide Photolysis: Investigating Reactivity and Identifying Fluorinated Products by Combining Computational Chemistry,19F NMR …

AP Bhat, WCK Pomerantz… - Environmental Science & …, 2024 - ACS Publications
Fluorinated breakdown products from photolysis of pharmaceuticals and pesticides are of
environmental concern due to their potential persistence and toxicity. While mass …

Novel Insight into the Synergistic Mechanism for Pd and Rh Promoting the Hydro-Defluorination of 4-Fluorophenol over Bimetallic Rh–Pd/C Catalysts

X Gong, S Qin, T Li, X Wei, S Liu, Y Liu… - … Applied Materials & …, 2024 - ACS Publications
This study explores the synergistic effect between the Rh and Pd of bimetallic Rh–Pd/C
catalysts for the catalytic hydro-defluorination (HDF) of 4-fluorophenol (4-FP). It was found …

Destruction of Per-and Polyfluoroalkyl Substances in Reverse Osmosis Concentrate Using UV-Advanced Reduction Processes

BD Fennell, S Chavez, G McKay - ACS Es&t Water, 2024 - ACS Publications
UV-advanced reduction processes (UV-ARP), characterized by the strongly reducing
aqueous electron (eaq–), have been shown to degrade perfluoroalkyl and polyfluoroalkyl …