Results 1 to 10 of about 72,446 (353)

Quaternary ammonium compounds in hypersensitivity reactions [PDF]

open access: yesFrontiers in Toxicology, 2022
Quaternary ammonium compounds (QAC) are commonly used disinfectants, antiseptics, preservatives, and detergents due to their antibacterial property and represent the first used biocides before phenolic or nitrogen products.
Marine Peyneau   +7 more
doaj   +5 more sources

Adaptation mechanisms of Listeria monocytogenes to quaternary ammonium compounds [PDF]

open access: yesMicrobiology Spectrum, 2023
Listeria monocytogenes is ubiquitously found in nature and can easily enter food-processing facilities due to contaminations of raw materials.
Lisa Maria Schulz   +3 more
doaj   +2 more sources

Food and bile micelle binding of quaternary ammonium compounds [PDF]

open access: yesADMET and DMPK, 2023
Background and Purpose: Physiologically-based biopharmaceutics modeling (PBBM) has been widely used to predict the oral absorption of drugs. However, the prediction of food effects on oral drug absorption is still challenging, especially for negative ...
Sumiji Takeru, Kiyohiko Sugano
doaj   +2 more sources

Imidazoles and Quaternary Ammonium Compounds as Effective Therapies against (Multidrug-Resistant) Bacterial Wound Infections [PDF]

open access: yesAntibiotics
Background/Objectives: The rise and spread of antimicrobial resistance complicates the treatment of bacterial wound pathogens, further increasing the need for newer, effective therapies.
Lauren Van de Vliet   +4 more
doaj   +2 more sources

Synergistic Bactericidal Effects of Quaternary Ammonium Compounds with Essential Oil Constituents [PDF]

open access: yesFoods
Antimicrobial tolerance is a significant concern in the food industry, as it poses risks to food safety and public health. To overcome this challenge, synergistic combinations of antimicrobials have emerged as a potential solution.
Adrián Pedreira   +4 more
doaj   +2 more sources

The Quaternary Ammonium Compounds in Sanitization

open access: greenAmerican Journal of Public Health and the Nations Health, 1948
Ernest C. McCulloch   +2 more
openalex   +4 more sources

Computer quantum-chemical modeling of the interaction of selenium nanoparticles with quaternary ammonium compounds

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2023
In this paper, a computer quantum-chemical simulation of the interaction of selenium nanoparticles with quaternary ammonium compounds was carried out, in which models of molecular complexes, electron density distribution, as well as higher populated and ...
A.V. Blinov   +6 more
doaj   +1 more source

Transition metal-catalyzed construction of C-X bonds via cleavage of C-N bond of quaternary ammonium salts

open access: yesAIMS Molecular Science, 2023
Amines are abundant in natural product chemistry and are readily available chemical raw materials. The C-N bonds of amines are difficult to break due to the large C-N bond energy.
Qingle Zeng, Fuhai Li , Xianjie Yin
doaj   +1 more source

Application of Quaternary Ammonium Compounds as Compatibilizers for Polymer Blends and Polymer Composites—A Concise Review

open access: yesApplied Sciences, 2021
A wide variety of quaternary ammonium compounds (QACs) have escalated the attraction of researchers to explore the application of QACs. The compounds have frequently been synthesized through alkylation or quaternization of tertiary amines with alkyl ...
Ahmad Adlie Shamsuri   +1 more
doaj   +1 more source

Quaternary Ammonium Compounds as Candidate Photoprotective Compounds in Reef-Building Corals

open access: yesFrontiers in Marine Science, 2022
Quaternary ammonium compounds (QACs) – e.g., betaines – have a chemical structure related to that of the tertiary sulfonium compounds (TSCs) – e.g., dimethylsulfoniopropionate – explaining why these two classes of coral metabolites are often studied and ...
Richard W. Hill
doaj   +1 more source

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