Results 61 to 70 of about 7,328 (210)

Synthesis and Bioactivity of N-Benzoyl-N'-[5-(2'-substituted phenyl)-2-furoyl] Semicarbazide Derivatives

open access: yesMolecules, 2010
In order to find novel chitin synthesis inhibitors (CSIs) with good activity, benzoylphenylurea, a typical kind of CSIs, was chosen as the lead compound and 15 novel derivatives containing furan moieties were designed by converting the urea linkage of ...
Zining Cui   +7 more
doaj   +1 more source

Design, preparation and application of the semicarbazide-pyridoyl-sulfonic acid-based nanocatalyst for the synthesis of pyranopyrazoles

open access: yesScientific Reports, 2022
A novel, efficient, and recoverable nanomagnetic catalyst bearing the semicarbazide linkers, namely, Fe3O4@SiO2@OSi(CH2)3-N(3-pyridoyl sulfonic acid)semicarbazide (FSiPSS) was designed, synthesized and characterized by the use of various techniques such ...
Masoumeh Beiranvand, Davood Habibi
doaj   +1 more source

Semicarbazide-sensitive amine oxidase substrates in obesity and diabetes [PDF]

open access: yes, 2010
L'obésité et le diabète sont de sérieux problèmes de santé dans les pays développés. Le développement de médicaments qui pourraient normaliser un métabolisme glucidique alteré est donc une grande nécessité actuelle.
Iffiu-Soltész, Zsuzsa
core  

Synthesis and characterization of N-(I-Morphlinobenzyl) semicarbazide Manganese (II) and Iron (II) complexes [PDF]

open access: yes, 2011
The interaction of ethanolic solution of semicarbazide hydrochloride, benzyldehyde and morpholine yielded N-(I-Morpholinobenzyl) Semicarbazide Schiff base.
H Adamu, Aliyu, HN, Adamu, H, HN Aliyu
core   +1 more source

Nitrofuran antibiotics: a review on the application, prohibition and residual analysis

open access: yesVeterinární Medicína, 2008
Nitrofuran antibiotics, employed for the treatment of bacterial diseases in livestock production, were banned from use in the European Union (EU) in 1995 due to concerns about the carcinogenicity of their residues in edible tissue.
M. Vass, K. Hruska, M. Franek
doaj   +1 more source

Toxicological Evaluation of the Undesirable Components in Processed Infant Foods Using Artificial Intelligence

open access: yesFuture Postharvest and Food, Volume 3, Issue 2, Page 185-205, June 2026.
The detection of toxins in baby food using artificial intelligence. ABSTRACT Infant foods and baby formulas are becoming increasingly popular across the globe owing to their ease of consumption and nutritional value specific to infants. Impurities may find their way into the food chain at any point from the acquisition of raw materials to final ...
Poornima Singh   +3 more
wiley   +1 more source

Synthesis, characterization, antimicrobial, and pharmacological evaluation of some 2, 5-disubstituted sulfonyl amino 1,3,4-oxadiazole and 2-amino-disubstituted 1,3,4-thiadiazole derivatives

open access: yesJournal of Advanced Pharmaceutical Technology & Research, 2014
The presence of heterocyclic structures in diverse types of compounds, this is strongly indicative of the profound effect like structure exerts on physiologic activity, and recognition of this is abundantly reflected in efforts to find useful synthetic ...
Dilipkumar Pal   +3 more
doaj   +1 more source

Unveiling the Power of Deuterium in Drug Discovery: A Comprehensive Overview

open access: yesMedComm, Volume 7, Issue 6, June 2026.
The role of deuterium replacement in drug discovery, its progress, opportunities, and challenges. ABSTRACT Deuterium, the heavy isotope of hydrogen, has unfolded as a cornerstone in modern drug discovery due to its potential to influence metabolic stability and pharmacokinetic behavior.
Mukta Lele   +7 more
wiley   +1 more source

13C High-Resolution Nuclear Magnetic Resonance Studies of Enzyme-Substrate Reactions at Equilibrium. Substrate Strain Studies of Chymotrypsin-N-Acetyltyrosine Semicarbazide Complexes [PDF]

open access: yes, 1974
N-Acetyl-L-tyrosine semicarbazide is hydrolyzed by chymotrypsin (EC 3.4.21.1) to N-acetyl-L-tyrosine and semicarbazide. If a high concentration of semicarbazide is present, the equilibrium for the reaction can be shifted from hydrolysis to synthesis ...
Robillard, George   +2 more
core   +1 more source

Improvement Upon a Largely Forgotten Method for the Synthesis of N-Alkyl Urazoles

open access: yesReactions
N-Alkyl urazoles are important heterocyclic compounds that serve as important precursors to potent N-alkyl 1,2,4-triazoline-3,5-dione electrophiles. Traditional methods for urazole synthesis rely upon the use of toxic isocyanates.
Collin B. Dean   +5 more
doaj   +1 more source

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