Results 1 to 10 of about 83,744 (322)

An assessment of organic solvent based equilibrium partitioning methods for predicting the bioconcentration behavior of perfluorinated sulfonic acids, carboxylic acids, and sulfonamides [PDF]

open access: diamond, 2009
SPARC, KOWWIN, and ALOGPS octanol-water partitioning (log K~ow~) and distribution (log D) constants were calculated for all C~1~ through C~8~ and the straight chain C~9~ through C~15~ perfluoroalkyl sulfonic acids (PFSAs) and carboxylic acids (PFCAs ...
Kaya Forest, Sierra Rayne
core   +4 more sources

Acid-promoted dehydroxylation coupling of aryl alcohols with 1,3-dicarbonyls and sulfonamides [PDF]

open access: yesBMC Chemistry
The formation of C–C and C–N bonds is an effective means to construct functional complex molecules. Herein, the TsOH-promoted dehydroxylation coupling of diarylmethanols with 1,3-dicarbonyls and sulfonamides to afford a variety of N-alkylated1,3 ...
Jiaxin Liang   +5 more
doaj   +2 more sources

Development of a receptor based signal amplified fluorescence polarization assay for multi-detection of 35 sulfonamides in pork

open access: yesFood Chemistry: X, 2023
With the increasing focus on food security, a screening method with high-throughput, ultra-sensitivity, and user-friendly operation is urgently needed for monitoring of sulfonamides residues in animal-derived foods.
Tong He   +5 more
doaj   +1 more source

Application of Micellar Mobile Phase for Quantification of Sulfonamides in Medicated Feeds by HPLC-DAD

open access: yesMolecules, 2021
Rapid chromatographic procedure for quantification of five sulfonamides in medicated feeds are proposed. Satisfactory separation of sulfonamides from medicated feeds was achieved using a Zorbax Eclipse XDB C18 column (4.6 × 150 mm, 5 µm particle size ...
Ewelina Patyra, Krzysztof Kwiatek
doaj   +1 more source

Environmental Concentrations of Sulfonamides Can Alter Bacterial Structure and Induce Diatom Deformities in Freshwater Biofilm Communities

open access: yesFrontiers in Microbiology, 2021
Since the early 1920s, the intensive use of antibiotics has led to the contamination of the aquatic environment through diffuse sources and wastewater effluents.
Laura Kergoat   +10 more
doaj   +1 more source

Research Progress in HIV and Mycobacterium tuberculosis Inhibitors Containing Sulfonamide Moiety

open access: yesJournal of Chemistry, 2023
Numerous studies have reported significant results regarding the efficacy of sulfonamides against Mycobacterium tuberculosis and various HIV strains. This scientific paper provides an overview of the progress made over a decade of sulfonamides against ...
Christiana Abimbola Salubi
doaj   +1 more source

An Efficient Method for the Preparation of Sulfonamides from Sodium Sulfinates and Amines

open access: yesChemistryOpen, 2022
Sulfonamides have a special role on medicine due to their broad biological activities, as bacterial infections, diabetes mellitus, oedema, hypertension prevention and treatment.
Haiying Tian   +3 more
doaj   +1 more source

Influence of pH on the Kinetics and Products of Photocatalytic Degradation of Sulfonamides in Aqueous Solutions

open access: yesToxics, 2022
The aims of the study were to determine the kinetics of the photocatalytic degradation of six sulfonamides in the presence of TiO2-P25 in acidic, neutral, and alkaline solutions and to identify the structures of the stable products.
Dominika Sapińska   +4 more
doaj   +1 more source

Antibiotic residues and antibiotic-resistant bacteria in pig slurry used to fertilize agricultural fields [PDF]

open access: yes, 2020
Pig manure may contain antibiotic residues, antibiotic-resistant bacteria or pathogens, which may reach the environment upon fertilization. During this study, 69 antibiotic residues belonging to 12 classes were quantified in 89 pig slurry samples.
Colson, Lander   +9 more
core   +2 more sources

Sulfonamide Allergies [PDF]

open access: yesPharmacy, 2019
As one of the earliest developed antimicrobial classes, sulfonamides remain important therapeutic options for the empiric and definitive treatment of various infectious diseases. In the general population, approximately 3–8% of patients are reported to experience a sulfonamide allergy. Sulfonamide allergies can result in various physical manifestations;
Amber Giles   +3 more
openaire   +3 more sources

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