Results 31 to 40 of about 2,851 (224)

Tautomeric, Spectroscopic, Electronic And Nlo Analyses Of Purpald (4-Amino-3-Hydrazino-5-Mercapto-1,2,4-Triazole) [PDF]

open access: yes, 2022
Thione and thiol tautomeric structural forms of 4-Amino-3-hydrazino-5-mercapto-1, 2, 4-triazole (purpald) were theoretically analyzed based on energetic and molecular structural geometry by using the DFT/B3LYP method with the 6-311G(3df, 3pd) basis set ...
CEYLAN, Serkan   +3 more
core   +1 more source

Antimicrobial activity of new 5-(furan-2-yl)-4-amino-1,2,4-triazole-3-thiol derivatives

open access: yesZaporožskij Medicinskij Žurnal, 2017
The aim of this research was to investigate the antimicrobial activity of some new 5-(furan-2-yl)-4-amino-1,2,4-triazole-3-thiol substituents and in some cases to trace the relationship between activity of compounds and their structure.
D. M. Danilchenko, V. V. Parchenko
doaj   +1 more source

Crystal structure of 6-(2-fluorophenyl)-3-phenyl-[1,2,4]-triazolo[3,4-b][1,3,4]thiadiazole, C15H9FN4S [PDF]

open access: yes, 2016
C15H9FN4S, orthorhombic, Pna21 (no. 33), a = 18.9361(2) Å, b = 11.5248(1) Å, c = 6.0142(1) Å, V = 1312.52(3) Å3, Z = 4, R gt (F) = 0.0263, wR ref (F 2
Al-Alshaikh, M. A.   +4 more
core   +1 more source

Synthesis of 5-heptadecyl- and 5-heptadec-8-enyl substituted 4-amino-1,2,4-triazole-3-thiol and 1,3,4-oxadiazole-2-thione from (Z)-octadec-9-enoic acid: preparation of Palladium(II) complexes and evaluation of their antimicrobial activity [PDF]

open access: yes, 2020
Two 4-amino-1,2,4-triazoles and two 1,3,4-oxadiazoles are obtained in a common synthetic route including hydrogenation-hydrazidation of (Z)-methyl octadec-9-enoate to octadecanoic hydrazide under atmospheric air. Preservation of olefinic bond in heptadec-
Chehrouri, Manel   +4 more
core   +2 more sources

Synthesis of some novel Schiff bases containing 1,2,4-triazole ring [PDF]

open access: yes, 2010
4-Allyl-5-piridine-4-yl-4H-1,2,4-triazole-3-thiol was prepared under facile condition via the formation of 2-isonicotinoyl-N-allylhydrazinecarbothioamide. In addition, ethyl[(4-allyl-5-pyridine-4-yl-4H-1¸2¸4-triazole-3-yl)thio]acetate was synthesized via
Ebrahimi, Sattar   +3 more
core   +1 more source

Synthesis of some 4-arylidenamino-4H-1,2,4-triazole-3-thiols and their antituberculosis activity

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2007
The increasing clinical importance of drug-resistant mycobacterial pathogens has lent additional urgency to microbiological research and new antimycobacterial compound development. For this purpose, new triazoles were synthesized and evaluated for antituberculosis activity.
Özdemir, Ahmet   +3 more
openaire   +6 more sources

Chemistry and Biological Activities of 1,2,4-Triazolethiones—Antiviral and Anti-Infective Drugs [PDF]

open access: yes, 2020
Mercapto-substituted 1,2,4-triazoles are very interesting compounds as they play an important role in chemopreventive and chemotherapeutic effects on cancer.
A. Hassan, Alaa   +3 more
core   +2 more sources

Synthesis, structure and properties of some 5-R-4-phenyl-1,2,4-triazole-3-thiol derivatives

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2019
Pyrrole, 1,2,4-triazole and indole derivatives belong to the group of aza-heterocyclic compounds, which have been associated with significant advances in the development of new drugs.
A. S. Hotsulia
doaj   +1 more source

Antibacterial and antifungal activity of derivatives 3-(alkylthio)-4-R-5-(thiophen-2-ylmethyl)-4H-1,2,4-triazole

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2015
The amount of antibiotics has increased over the past decade. This also resulted in increase of microorganisms’ resistance to this class of drugs. Therefore, the synthesis of new compounds that have exhibited antimicrobial and antifungal activity and low
O. A. Suhak   +3 more
doaj   +1 more source

Novel synthesized triazole derivatives as effective corrosion inhibitors for carbon steel in 1M HCl solution: experimental and computational studies

open access: yesScientific Reports, 2023
This article outlines the synthesis of two derivatives of 4-amino-5-hydrazineyl-4H-1,2,4-triazole-3-thiol for the prevention of carbon steel corrosion in 1M HCl solution.
Kamelia Belal   +3 more
doaj   +1 more source

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