Results 11 to 20 of about 3,385 (223)

Antioxidant property of secondary metabolites from Garcinia genus: A short review

Eclética Química, 2023
Species from the Garcinia genus (Clusiaceae family) are used in the treatment of many diseases and metabolic disorders frequently associated with the oxidative stress.
Elton Kazmierczak, Cássia Gonçalves Magalhães, Romaiana Picada Pereira   +2 more
doaj   +1 more source

Stability and Removal of Benzophenone-Type UV Filters from Water Matrices by Advanced Oxidation Processes

Molecules, 2022
Benzophenone (BP) type UV filters are common environmental contaminants that are posing a growing health concern due to their increasing presence in water.
Belma Imamović, Polonca Trebše, Elma Omeragić, Ervina Bečić, Andrej Pečet, Mirza Dedić   +5 more
doaj   +1 more source

Layered Double Hydroxide/Graphene Quantum Dots as a New Sorbent for the Dispersive Solid-Phase Microextraction of Selected Benzophenones, Phenols, and Parabens

Molecules, 2022
In this study, the synthesis of a layered double hydroxide (LDH) composite with graphene quantum dots (GQDs) and its utilization for the development of a dispersive solid-phase extraction procedure are described.
Theodoros Chatzimitakos, Alkiviadis Vasilas, Constantine Stalikas   +2 more
doaj   +1 more source

Biological Activity Evaluation and In Silico Studies of Polyprenylated Benzophenones from Garcinia celebica

Biomedicines, 2021
This study aimed to isolate polyprenylated benzophenones from the rootbark of Garcinia celebica and assess their activities in vitro and in silico. The antioxidant activity was evaluated by the DPPH, ABTS, and FRAP methods. The cytotoxicity was evaluated
Yenni Pintauli Pasaribu, Arif Fadlan, Sri Fatmawati, Taslim Ersam   +3 more
doaj   +1 more source

Reduction Data Obtained from Cyclic Voltammetry of Benzophenones and Copper-2-Hydroxyphenone Complexes

Data, 2022
This article provides detailed redox data on nine differently substituted benzophenones and ten square planar copper(II) complexes containing 2-hydroxyphenones obtained by cyclic voltammetry (CV) experiments.
Emmie Chiyindiko, Ernst H. G. Langner, Jeanet Conradie   +2 more
doaj   +1 more source

Chemical Constituents from the Roots of Ranunculus ternatus and their Inhibitory Effects on Mycobacterium tuberculosis

Molecules, 2013
Two new benzophenones, methyl (R)-3-[2-(3,4-dihydroxybenzoyl)-4,5-dihydroxyphenyl]-2-hydroxypropanoate (1) and n-butyl (R)-3-[2-(3,4-dihydroxybenzoyl)-4,5-dihydroxyphenyl]-2-hydroxypropanoate (2), were isolated from the roots of Ranunculus ternatus along
Yong-Ming Luo, Yong-Mei Guan, Bin Zhou, Ying Xiong, Ke-Zhong Deng   +4 more
doaj   +1 more source

Magnetic Graphene Oxide Composite for the Microextraction and Determination of Benzophenones in Water Samples

Nanomaterials, 2020
Magnetite nanoparticles (Fe3O4) functionalized with graphene oxide (GO) have been synthesized through a silanization process of the magnetic nanoparticles with tetraethyl orthosilicate and (3-aminopropyl)triethoxysilane and further coupling of GO.
Alejandro Medina, Francisco Antonio Casado-Carmona, Ángela I. López-Lorente, Soledad Cárdenas   +3 more
doaj   +1 more source

Hydrogen-Bonded Xanthones as Potential UV Absorbers: The Synthesis of Xanthones from Bio-Renewable Cardanol Utilizing a Ceric Ammonium Sulfate (CAS)-Mediated Oxidation Reaction

SynOpen, 2022
The synthesis of hydrogen-bonded xanthones by using biorenewable hydrogenated cardanol (3-pentadecylphenol) is described. Hydrogenated cardanol was initially converted into various hydroxybenzophenones.
Fatema Jagot, Izak Minnie, Aliyaah Rahman, Songeziwe Ntsimango, Kennedy J. Ngwira, Charles B. de Koning   +5 more
doaj   +1 more source

New Alpha-Amylase Inhibitory Metabolites from Pericarps of Garcinia mangostana

Life, 2022
Two new benzophenones: garcimangophenones A (6) and B (7) and five formerly reported metabolites were purified from the pericarps EtOAc fraction of Garcinia mangostana ((GM) Clusiaceae).
Nabil Abdulhafiz Alhakamy, Gamal Abdallah Mohamed, Usama Ahmed Fahmy, Basma Ghazi Eid, Osama Abdelhakim Aly Ahmed, Mohammed Wanees Al-Rabia, Amgad Ibrahim Mansour Khedr, Mohammed Zahid Nasrullah, Sabrin Ragab Mohamed Ibrahim   +8 more
doaj   +1 more source

Benzophenones, bisphenols and other polychlorinated/phenolic substances in Danish infants and their parents – including longitudinal assessments before and after introduction to mixed diet

Environment International, 2022
Background: Humans are widely exposed to chemicals with known or suspected endocrine disrupting effects. Among those are several benzophenones, bisphenols and other phenols commonly used in consumer products.
Hanne Frederiksen, Marie Lindhardt Ljubicic, Emmie N. Upners, Margit Bistrup Fischer, Alexander Siegfried Busch, Casper P. Hagen, Anders Juul, Anna-Maria Andersson   +7 more
doaj   +1 more source