Results 51 to 60 of about 41,174 (227)

Harnessing Carbenoid Reactivity From Imidazoles and Oxiranes

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
The combination of azole compounds and oxiranes exhibits carbenoid reactivity at elevated temperatures, as demonstrated by the successful benzoin condensation of aromatic aldehydes. Using this catalytic system to polymerize bifunctional aldehyde/oxirane monomers yields thermosets with glass transition temperatures above 100°C.
Matthias R. Steiner   +4 more
wiley   +1 more source

Synthesis of novel 3-(2-bromophenyl)-4-substituted-1H-1,2,4-triazole-5(4H)-thiones derivatives

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki, 2020
A wide range of biological activity of 1,2,4-triazole derivatives (anti-inflammatory, antiviral, antitumor, immunostimulating, etc.) and the availability of sources for their preparation determine the prospects of using compounds of this class to create ...
A. A. Safonov , A. V. Nevmyvaka
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

GbWAKL20 Phosphorylates GbNFYB8 to Modulate Verticillium Wilt Resistance in Cotton

open access: yesAdvanced Science, EarlyView.
Wall‐associated receptor‐like kinases (WAKLs) play pivotal roles in extracellular–intracellular signal transduction. Upon sensing Verticillium dahliae infestation at the plasma membrane, GbWAKL20 accumulates and transmits signals to the nucleus via endoplasmic reticulum‐mediated Golgi vesicle transport.
Guilin Wang   +7 more
wiley   +1 more source

The potential of 1,2,4-triazole derivatives as antioxidant agents (literature review)

open access: yesAktualʹnì Pitannâ Farmacevtičnoï ì Medičnoï Nauki ta Praktiki
1,2,4-Triazoles are important compounds in organic and pharmaceutical chemistry, which are known for their high reactivity and biological activity. They show a wide range of pharmacological properties with minimal toxicity.
V. O. Salionov, H. P. Smoilovska
doaj   +1 more source

Syntheses of Some 3,5-Diaryl-4H-1,2,4-triazole Derivatives and their Antifungal Activity

open access: yesE-Journal of Chemistry, 2009
Syntheses of a series of 3, 5-diaryl-4H-1, 2, 4-triazole derivatives are described. In this present work, 4-amino-3-phenyl-5-p-tolyl-4H-1,2,4-triazole(1) was converted to N,N’-bis[3-phenyl-5-p-tolyl-4H-1,2,4-triazolyl]-1,4-xylenediimine(2) and 3-Phenyl-5-
Ram Janam Singh, Dharmendra Kumar Singh
doaj   +1 more source

Criss-cross Cycloadditions on Ketazines Derived from Alicyclic Ketones

open access: yesMolecules, 2006
The reactivity of alicyclic ketazines in criss-cross cycloadditions was investigated. They react with potassium cyanate and ammonium thiocyanate in the presence of acetic acid to form spirocyclic perhydro[1,2,4]triazolo[1,2-a][1,2,4]triazole-1,5-diones ...
Milan Potacek, Jiri Verner
doaj   +1 more source

Proton-Conducting Polymeric Membranes Based on 1,2,4-Triazole

open access: yesMembranes, 2023
In this review, a comparative analysis of the literature and our own results obtained in the study of the physicochemical, dielectric, and proton-conducting properties of composite polymer materials based on 1H-1,2,4-triazole has been carried out. It has
Galina F. Prozorova   +1 more
doaj   +1 more source

3-(Adamantan-1-yl)-4-benzyl-1H-1,2,4-triazole-5(4H)-thione [PDF]

open access: yes, 2014
The title compound, C19H23N3S, is a functionalized triazoline-3-thione derivative. The benzyl ring is almost normal to the planar 1,2,4-triazole ring (r.m.s. deviation = 0.007 A°) with a dihedral angle of 86.90 (7)°.
A. Ghabbour, Hazem   +4 more
core   +2 more sources

Microdroplet Stabilization Enabled Direct Mass Spectrometric Identification of Electrogenerated Transient Carbocation Intermediates

open access: yesAdvanced Science, EarlyView.
The in situ mass spectrometric identification of the electrogenerated benzylic and phenylic carbocations, whose half‐lives in bulk solutions are on the nanosecond scale, is achieved by taking advantage of the unique stabilization effect of the electrosprayed microdroplets.
Guo‐Shan Zhu, Ren‐Jie Hui, Jun Hu
wiley   +1 more source

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