Results 31 to 40 of about 10,824 (225)

Green Chemistry Synthesis of Five-Membered Heterocylic Derivatives (1, 3, 4-oxadizoles) by Using Grinding Technique [PDF]

open access: yesKirkuk Journal of Science, 2018
In this research we prepared about 28 derivatives of five-membered heterocyclic compounds (1,3,4-oxadizoles) in two lines , in the first line we used phenylhydrazide and in the second line we used 4-hydroxy phenylhydrazide as starting material for ...
Nihad Taha, Eehab Rasheed
doaj   +1 more source

n‑Type Polyimides with 1,3,4-Oxadiazole-Substituted Triphenylamine UnitsAn Innovative Structural Approach [PDF]

open access: yes, 2019
A novel aromatic diamine containing 1,3,4-oxadiazole-substituted triphenylamine (TPA) was successfully synthesized and structurally characterized.
Andra-Elena Bejan (6857759)   +2 more
core   +1 more source

N-Phenyl-N-{4-[5-(4-pyridyl)-1,3,4-oxadiazol-2-yl]phenyl}aniline

open access: yesActa Crystallographica Section E, 2008
The title compound, C25H18N4O, is a non-planar bipolar ligand containing triphenylamine and 1,3,4-oxadiazole units. In the molecule, the benzene ring, the 1,3,4-oxadiazole ring, and the pyridine ring are twisted slightly with respect to each other ...
Li-Ping Han, Bin Li, Jie Liu
doaj   +1 more source

π–π Noncovalent Interaction Involving 1,2,4- and 1,3,4-Oxadiazole Systems: The Combined Experimental, Theoretical, and Database Study

open access: yesMolecules, 2021
A series of N-pyridyl ureas bearing 1,2,4- (1a, 2a, and 3a) and 1,3,4-oxadiazole moiety (1b, 2b, 3b) was prepared and characterized by HRMS, 1H and 13C NMR spectroscopy, as well as X-ray diffraction.
Sergey V. Baykov   +6 more
doaj   +1 more source

1,3,4-Oxadiazole-based Deep Blue Thermally Activated Delayed Fluorescence Emitters for Organic Light Emitting Diodes [PDF]

open access: yes, 2019
A series of four 1,3,4-oxadiazole-based thermally activated delayed fluorescence (TADF) derivatives are reported as emitters for organic light emitting diodes (OLEDs).
Zhaoning Li (7449581)   +9 more
core   +1 more source

Design, Synthesis, and Biological Profiles of Novel 1,3,4-Oxadiazole-2-carbohydrazides with Molecular Diversity [PDF]

open access: yes, 2022
To unceasingly expand the molecular diversity of 1,3,4-oxadiazole-2-carbohydrazides, herein, small fragments (including −CH2–, −OCH2–, and −SCH2−) were incorporated into the target compounds to screen out the potential succinate dehydrogenase inhibitors (
Jian-Jun Zhu   +21 more
core   +1 more source

Improved Antibacterial Activity of 1,3,4-Oxadiazole-Based Compounds That Restrict Staphylococcus aureus Growth Independent of LtaS Function [PDF]

open access: yes, 2023
The lipoteichoic acid (LTA) biosynthesis pathway has emerged as a promising antimicrobial therapeutic target. Previous studies identified the 1,3,4 oxadiazole compound 1771 as an LTA inhibitor with activity against Gram-positive pathogens.
Laura De Luca (8152170)   +8 more
core   +1 more source

The effects of azo-oxadiazole-based bent-shaped molecules on the temperature range and the light-responsive performance of blue phase liquid crystal [PDF]

open access: yes, 2019
A series of light-responsive azo-oxadiazole-based bent-shaped molecules was synthesised and characterised. Their effects as dopants on the blue phases (BPs) range of the chiral nematic liquid crystal (N*LC) matrix and light-responsive properties ...
Yong-Bo Yu (594692)   +8 more
core   +1 more source

(1-(4-(5-Phenyl-1,3,4-oxadiazol-2-yl)phenyl)-1H-1,2,3-triazol-4-yl)-methylenyls α,ω-Bisfunctionalized 3- and 4-PEG: Synthesis and Photophysical Studies

open access: yesMolecules, 2023
Two new azaheterocycle-based bolas, such as (1-(4-(5-phenyl-1,3,4-oxadiazol-2-yl)phenyl)-1H-1,2,3-triazol-4-yl)-methylenyls α,ω-bisfunctionalized PEGs, were prepared via Cu-catalyzed click reaction between 2-(4-azidophenyl)-5-(aryl)-oxadiazole-1,3,4 and ...
Mohammed S. Mohammed   +9 more
doaj   +1 more source

Bioactive Oxadiazoles 2.0

open access: yesInternational Journal of Molecular Sciences, 2022
Oxadiazoles are electron-poor, five-membered aromatic heterocycles that contain one oxygen and two nitrogen atoms [...]
openaire   +2 more sources

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