Results 61 to 70 of about 2,851 (224)

Studies on Surface Morphology and Electrical Conductivity of PS Thin Films in Presence of Divalent Complexes [PDF]

open access: yes, 2019
تم تحضير وقياس الفعالية البصرية لافلام البولي ستايرين النقي والمشوب وذلك بمفاعلتها مع فلزات مختلفة (الزنك والنحاس والقصدير) بتقنية الصب وبتركيز معين وتم تشخيصها بتقنية الاطياف الالكترونية و AFM كما استخدمت اطياف الامتصاصية والنفاذية والانعكاس لدراسة ...
et al., Al-Taa'y
core   +2 more sources

Mesoionic N‐Heterocyclic Olefins, Imines, Thiones, Phosphinidenes and Their Application in Catalysis

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 3, 16 January 2026.
This minireview covers recent advances in the synthesis, reactivity, and metal‐free catalytic uses of mesoionic N‐heterocyclic olefins (mNHOs), imines (mNHIs), thiones (mNHTs), and phosphinidenes (mNHPs). Abstract Transition metal compounds are widely known for their ability to activate small molecules and are excellent catalysts for a wide range of ...
Subir Maji   +3 more
wiley   +1 more source

The search of new biologically active compounds with antibacterial and antifungal activity among 1,2,4-triazole-3-thiol derivatives with the remnants of thiophene

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2017
The resistance of microorganisms to antimicrobial and antifungal drugs is still an actual issue in the modern world. Therefore, one of the possible ways to solve this problem is the creation of new drugs.
V. O. Salionov   +3 more
doaj   +1 more source

Synthesis and acute toxicity of new S-derivatives (1,2,4-triazole-3(2H)-yl)methyl) thiopyrimidines

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2023
In the literature, there is insufficient information on the synthesis of compounds in a series of pyrimidine-2-thiol derivatives containing a five-membered nitrogen-containing heterocyclic fragment; at the same time, there are a sufficient number of ...
Yu. V. Karpenko   +3 more
doaj   +1 more source

In-Silico Designing of 5-(3 Chloro-1-Benzothien-2yl)-4-Phenyl-4H-1,2,4 Triazole-3-Thiol derivatives and their Potential application on Fusarium Solani [PDF]

open access: yes
In silico methods can help in identifying drug targets via bioinformatics tools. The use of computers and computational methods permeates all aspects of drug discovery and forms the core of structure-based drug design.
Amit Chattree* and Neelottma Singh
core   +1 more source

5-[(2-Isopropyl-5-methylphenoxy)methyl]-4-phenyl-4H-1,2,4-triazole-3-thiol [PDF]

open access: yesMolbank, 2003
The triazole derivative 2 was prepared from 2-[(2-isopropyl-5-methylphenoxy)acetyl]-N-phenylhydrazine carbothioamide (1) by heating under reflux with aqueous NaOH [1,2].[...]
openaire   +2 more sources

The Chemistry of Subphthalocyanines: Synthetic Strategies for their Axial, Peripheral, and Remote Postfunctionalization

open access: yesChemistryEurope, Volume 4, Issue 1, January 2026.
From axial and peripheral reactivity to remote derivatization, the chemical versatility of subphthalocyanines (SubPcs) renders them ideal scaffolds for the design of advanced functional materials. This review assembles the synthetic toolbox, key reaction conditions, and future challenges in SubPc functionalization, guiding the development of next ...
Marta Gómez‐Gómez   +4 more
wiley   +1 more source

Synthesis and physical properties of esters of 2-[5-((theophylline-7ʹ-yl)methyl)-4-R-1,2,4-triazole-3-ylthio]acetic acid

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2017
The large synthetic potential and high biological potential in the series of 1,2,4-triazole derivatives cause favorable conditions for the search for new biologically active substances.
A. S. Gotsulya
doaj   +1 more source

Synthesis and Biological Evaluation of Some New 1,2,3-Triazole Derivatives As Anti-microbial Agents [PDF]

open access: yes, 2016
A series of 1,2,3-triazole derivatives bearing different chemical entities were prepared starting from 2-(4-phenyl-1H-1,2,3-triazol-1-yl)acetohydrazide, compound 2.
Abdelrahman, Mostafa H.   +1 more
core   +1 more source

Diazoles y triazoles derivados del extracto de aceite de ricino: síntesis, efecto hipoglucémico, potencial antioxidante y actividad antimicrobiana [PDF]

open access: yes, 2020
The ricinoleate triglyceride was extracted from castor-oil seeds grown in Algeria and isolated by catalytically methanolyse to methyl ricinoleate.
Belkhadem, F.   +3 more
core   +2 more sources

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