Results 11 to 20 of about 543,462 (387)

Organic peroxides' gas-particle partitioning and rapid heterogeneous decomposition on secondary organic aerosol [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Organic peroxides, important species in the atmosphere, promote secondary organic aerosol (SOA) aging, affect HOx radicals cycling, and cause adverse health effects. However, the formation, gas-particle partitioning, and evolution of organic peroxides
H. Li   +4 more
doaj   +2 more sources

Peroxides with Anthelmintic, Antiprotozoal, Fungicidal and Antiviral Bioactivity: Properties, Synthesis and Reactions

open access: yesMolecules, 2017
The biological activity of organic peroxides is usually associated with the antimalarial properties of artemisinin and its derivatives. However, the analysis of published data indicates that organic peroxides exhibit a variety of biological activity ...
Vera A. Vil’   +3 more
doaj   +2 more sources

Synthesis and Antileishmanial Activity of 1,2,4,5-Tetraoxanes against Leishmania donovani [PDF]

open access: yes, 2020
A chemically diverse range of novel tetraoxanes was synthesized and evaluated in vitro against intramacrophage amastigote forms of Leishmania donovani. All 15 tested tetraoxanes displayed activity, with IC50 values ranging from 2 to 45 µm.
Amado, Patrícia   +5 more
core   +1 more source

The Role of Organic Peroxides in the Induction of Mutations [PDF]

open access: yes, 1949
The discovery by Wyss, Stone, and Clark' that bacteria grown on a substrate recently exposed to ultra-violet light are subject to high mutation rates shows clearly that some meta-stable chemical substance, probably of no great complexity, is an ...
Cleland, George H.   +2 more
core   +1 more source

Synthetic Approaches to Mono- and Bicyclic Perortho-Esters with a Central 1,2,4-Trioxane Ring as the Privileged Lead Structure in Antimalarial and Antitumor-Active Peroxides and Clarification of the Peroxide Relevance

open access: yesMolecules, 2017
The synthesis of 4-styryl-substituted 2,3,8-trioxabicyclo[3.3.1]nonanes, peroxides with the core structure of the bioactive 1,2,4-trioxane ring, was conducted by a multistep route starting from the aryl methyl ketones 1a–1c.
Axel G. Griesbeck   +3 more
doaj   +1 more source

Ginseng Prong Added to Broiler Diets Reduces Lipid Peroxidation in Refrigerated and Frozen Stored Poultry Meats

open access: yesMolecules, 2021
Fatty acid content and lipid oxidation products were compared in chicken breast and leg meats derived from birds fed on animal-fat- and vegetable-oil-based diets, supplemented with ginseng prong powder. The first experiment examined polyunsaturated fatty
Melody M. C. Lai   +2 more
doaj   +1 more source

Thermal oscillations in the decomposition of organic peroxides: Identification of a hazard, utilization, and suppression [PDF]

open access: yes, 2016
The purpose of this research is to identify and characterize oscillatory thermal instability in organic peroxides that are used in vast quantities in industry and misused by terrorists.
Ball, Rowena
core   +1 more source

Distribution of hydrogen peroxide and methylhydroperoxide over the Pacific and South Atlantic Oceans [PDF]

open access: yes, 1999
The gas phase hydrogen peroxide and methylhydroperoxide concentrations were measured in the troposphere over the tropical Pacific Ocean as a component of NASA's Global Tropospheric Experiment/Pacific Exploratory Mission-Tropics A field campaign.
Blake, DR   +6 more
core   +1 more source

Characterization of different ozonized sunflower oils I. Chemical changes during ozonization

open access: yesGrasas y Aceites, 2019
Vegetable oils are usually rich in unsaturated fatty acids which are susceptible to oxidation. The oxidation of vegetable oils has been one of the most widely studied fields within lipid chemistry, because it alters their properties and nutritive value ...
O. E. Ledea-Lozano   +6 more
doaj   +1 more source

The Thermal degradation of Bisphenol A Polycarbonate in Air [PDF]

open access: yes, 2005
The thermal degradation of polycarbonate in air was studied as a function of mass loss using TGA/FTIR, GC/MS and LC/MS. In the main degradation region, 480–560 °C, the assigned structures of smaller molecules and linear molecules that evolved in air were
Jang, Bok Nam, Wilkie, Charles A.
core   +2 more sources

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