Results 41 to 50 of about 113,455 (289)

Analysis of chlorinated, sulfochlorinated and sulfonamide derivatives of n-tetradecane by gas chromatography/mass spectrometry [PDF]

open access: yes, 2005
The photosulfochlorination of n-tetradecane by sulfuryl chloride leads to a reaction mixture containing unreacted n-tetradecane, chloro n-tetradecanes and n-tetradecanesulfonyl chlorides.
Assassi, Naziha   +2 more
core   +1 more source

Socio-historical analysis of the social importance of pharmacovigilance

open access: yesFrontiers in Sociology, 2022
Pharmacovigilance is a scientific discipline that has changed a lot in recent years and is of great social importance. The case of the so-called sulfonamide elixir showed society the importance of this discipline.
Juan R. Coca   +2 more
doaj   +1 more source

Direct Copper-Catalyzed Three-Component Synthesis of Sulfonamides.

open access: yesJournal of the American Chemical Society, 2018
First introduced into medicines in the 1930s, the sulfonamide functional group continues to be present in a wide range of contemporary pharmaceuticals and agrochemicals.
Yiding Chen   +3 more
semanticscholar   +1 more source

A New Routine for the Synthesis of N-substituted-N-(sulfonyl) bromoacetamides with ZnCl2 as a Catalyst

open access: yesMolecules, 1999
A series of N-acylated N-substituted sulfonamides was prepared for the first time in good yields and with excellent conversion by the reaction of N-substituted-N-(p-toluene) sulfonamides (1) with acetyl chloride and bromoacetyl bromide (2), respectively,
Milan Potácek   +1 more
doaj   +1 more source

Synthesis, Structural Elucidation, and Biological Potential of Novel Sulfonamide Drugs

open access: yesBioscientific Review, 2022
Sulfonamides are anti-microbial and anti-inflammatory agents used widely for the treatment of infections. The current research dealt with the synthesis of four sulfonamides formed by the reaction of p-toluenesulfonyl chloride with 4-amino phenyl acetic ...
Shabbir Hussain   +4 more
doaj   +1 more source

Quinoline-2-sulfonamide [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2013
In the title compound, C9H8N2O2S, the sulfamoyl -NH2 group is involved in inter-molecular hydrogen bonding with the sulfonamide O and quinoline N atoms. In the crystal, mol-ecules are linked into dimers via pairs of N-H⋯N hydrogen bonds, forming an R 2 (2)(10) motif.
Krzysztof Marciniec   +3 more
openaire   +3 more sources

Degradation kinetics of six sulfonamides in hen eggs under simulated cooking temperatures [PDF]

open access: yesJournal of the Serbian Chemical Society, 2011
Six sulfonamides, i.e., sulfadiazine, sulfadimethoxine, sulfamerazine, sulfamethazine, sulfamethoxazole and sulfamonomethoxine, were applied to spike whole hen eggs at 0.1 mg kg-1 eggs.
YING-HUA ZHANG, PENG WU, XIN-HUAI ZHAO
doaj  

Comparison of Electrochemical Immunosensors and Aptasensors for Detection of Small Organic Molecules in Environment, Food Safety, Clinical and Public Security

open access: yesBiosensors, 2016
We review here the most frequently reported targets among the electrochemical immunosensors and aptasensors: antibiotics, bisphenol A, cocaine, ochratoxin A and estradiol.
Benoit Piro   +4 more
doaj   +1 more source

Exploring the potential of propanamide-sulfonamide based drug conjugates as dual inhibitors of urease and cyclooxygenase-2: biological and their in silico studies

open access: yesFrontiers in Chemistry, 2023
Derivative synthesis has been a crucial method for altering the effects of already-approved medications, especially to lessen adverse effects and enhance results.
Saghir Ahmad   +9 more
doaj   +1 more source

Occurrence and transformation of veterinary pharmaceuticals and biocides in manure: a literature review [PDF]

open access: yes, 2016
The spread of veterinary medicinal products (VMPs) and biocides via manure onto agriculturally used areas represents a very important emission into the environment for these product groups.
Berkner, Silvia   +5 more
core   +1 more source

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