Study of the simulated sunlight photolysis mechanism of ketoprofen: the role of superoxide anion radicals, transformation byproducts, and ecotoxicity assessment

Y Wang, W Deng, F Wang, Y Su, Y Feng… - … Science: Processes & …, 2017 - pubs.rsc.org
The aim of this study was to investigate the photolysis mechanism of ketoprofen (KET) under
simulated sunlight. The results demonstrated that the photolysis of KET aligned well with …

Aquatic photolysis of ketoprofen generates products with photosensitizing activity and toxicity

L Wang, Y Zheng, Y Zhou, J Lu, JM Chovelon, Y Ji - Water Research, 2022 - Elsevier
Ketoprofen (KTF) is a nonsteroidal anti-inflammatory drug frequently detected in natural and
engineering waters. Because KTF is particularly photolabile (half-life∼ 4 min), knowledge of …

Photodegradation kinetics, transformation, and toxicity prediction of ketoprofen, carprofen, and diclofenac acid in aqueous solutions

J Li, L Ma, L Li, L Xu - Environmental toxicology and chemistry, 2017 - Wiley Online Library
Photodegradation of 3 commonly used nonsteroidal anti‐inflammatory drugs, ketoprofen,
carprofen, and diclofenac acid, was conducted under ultraviolet (UV) irradiation. The kinetic …

Photochemical degradation mechanisms and ecotoxicity of propranolol in natural water under simulated and natural sunlight irradiation

Y Guo, Z Guo, T Wang, L Zhang, P Yu, W Gu… - Separation and …, 2023 - Elsevier
The widespread use of propranolol (PRO) has led to its detection in all types of natural water
bodies, and it is hazardous to both aquatic organisms and humans. In this study, the …

Mechanism and kinetics of photochemical transformation of ketoprofen and its degradation intermediates

L Hykrdová, O Bajt, J Jirkovský - Journal of hazardous materials, 2018 - Elsevier
Abstract Ketoprofen, 2-(3-benzoylphenyl)-propionic acid, a widely used non-steroidal anti-
inflammatory drug, is considered as an important water pollutant. Kinetics and mechanism of …

Insights into the mechanisms of natural organic matter on the photodegradation of indomethacin under natural sunlight and simulated light irradiation

P Yu, Z Guo, T Wang, J Wang, Y Guo, L Zhang - Water Research, 2023 - Elsevier
Indomethacin (INDO) is an antipyretic and analgesic pharmaceutical that has been widely
detected in the aquatic environment. Photodegradation is an essential pathway for removal …

Experimental and theoretical investigation on photodegradation mechanisms of naproxen and its photoproducts

N Tu, Y Liu, R Li, W Lv, G Liu, D Ma - Chemosphere, 2019 - Elsevier
The photochemical degradation of the pharmaceuticals and personal care products
(PPCPs) has attracted increasing attention. In this study, a deep inspection of the photolysis …

Exploring the influence of free radicals on photolytic removal of nadolol from water: Mechanism of degradation and toxicity of intermediates

A Bilić, MM Savanović, S Armaković… - Frontiers in …, 2023 - frontiersin.org
In this work, for the first time, the direct and indirect photolysis of nadolol (NAD) was
investigated under different light sources (simulated solar (SS), UV-LED, and UV radiations) …

Determination of free radicals generated from light exposed ketoprofen

A Nakajima, M Tahara, Y Yoshimura… - Journal of Photochemistry …, 2005 - Elsevier
Ketoprofen [(RS)-2-(3-benzoylphenyl) propanoic acid] has been widely used for the
treatment of inflammatory diseases and musculoskeletal injury. However, there is concern …

Photodegradation of three antidepressants in natural waters: Important roles of dissolved organic matter and nitrate

Y Guo, Z Guo, J Wang, Z Ye, L Zhang, J Niu - Science of The Total …, 2022 - Elsevier
Antidepressants have become ubiquitous emerging organic pollutants. Therefore, it is
essential to investigate photodegradation of the antidepressants in environment waters for …