Results 71 to 80 of about 5,785 (211)

5-[1-(3,4-Dichlorophenoxy)ethyl]-1,3,4-oxadiazole-2(3H)-thione hemihydrate

open access: yesActa Crystallographica Section E, 2009
In the title compound, C10H8Cl2N2O2S·0.5H2O, the atoms in the oxadiazole ring are essentially coplanar (r.m.s. deviation 0.010 Å).
Tashfeen Akhtar   +3 more
doaj   +1 more source

Holographic recording medium [PDF]

open access: yes, 1977
A holographic recording medium comprising a conductive substrate, a photoconductive layer and an electrically alterable layer of a linear, low molecular weight hydrocarbon polymer has improved fatigue resistance.
Gange, Robert Allen
core   +1 more source

Chromaticity Control in Light‐Emitting Electrochemical Cells via Thermally Activated Emission in Assemblies of a BN‐Doped Pyrenyl Hydrocarbon

open access: yesAdvanced Functional Materials, Volume 36, Issue 5, 15 January 2026.
The successful color control in light‐emitting electrochemical cells based on highly emissive green‐emitting BN‐doped polyaromatic hydrocarbon with thermally activated NIR emitting assemblies. Abstract This work outlines the synthesis and photo‐/electro‐luminescent behavior of a new C‐shaped BN‐doped benzenoid hydrocarbon using N‐directed borylation in
Luca M. Cavinato   +6 more
wiley   +1 more source

Mass spectrometry of 1,2,5-oxadiazole N-oxide derivatives: use of deuterated analogues in fragmentation pattern studies

open access: yesJournal of the Brazilian Chemical Society, 2004
This paper reported on the study of fragmentation pattern in mass spectrometry of 1,2,5-oxadiazole N-oxide derivatives involving deuterium-labeled analogues to identify some critical fragmentations.
Cerecetto Hugo   +5 more
doaj  

A Family of Energetic Materials Based on 1,2,4-Oxadiazole and 1,2,5-Oxadiazole Backbones With Low Insensitivity and Good Detonation Performance

open access: yesFrontiers in Chemistry, 2020
Design and synthesis of new compounds with both high detonation performances and good safety properties have always been a formidable task in the field of energetic materials.
Qi Xue   +10 more
doaj   +1 more source

Advanced supersonic technology fuel tank sealants [PDF]

open access: yes
Status of the fuel tank simulation and YF-12A flight tests utilizing a fluorosilicone sealant is described. New elastomer sealant development is detailed, and comparisons of high and low temperature characteristics are made to baseline fluorosilicone ...
Parker, J. A., Rosser, R. W.
core   +1 more source

Synthesis of Some New Heterocyclic Fused Rings Compounds Based on 5-Aryl-1,3,4-Oxadiazole

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
The work includes synthesis and characterization of some new heterocyclic compounds, as flow: The compound (3) (5-(4-chlorophenyl) -2-hydrazinyl-1,3,4-oxadiazole was synthesized by using two methods; the first method includes the direct reaction between
Zahra Mohammed Abbas   +2 more
doaj  

Cross Linking and Degradation Mechanisms in Model Sealant Candidates [PDF]

open access: yes
Model compounds were investigated as to which type of heterocyclic ring is the most advantageous for curing sealants based on perfluoroalkylether chains. The relative thermal, thermal oxidative, hydrolytic, and fuel stability of potential crosslinks were
Ito, T. I.   +4 more
core   +1 more source

Design and Synthesis of Novel Purine Analogues as Potential IL‐1β Inhibitors Targeting Vascular Inflammation

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
Initial screening of the synthesized compounds revealed that compounds MK175 and MK169 inhibited LPS‐induced IL‐1β release in human aortic smooth muscle cells. ABSTRACT Proinflammatory cytokine interleukin (IL)‐1β is a key mediator of the inflammatory response in atherosclerosis.
Dimitra T. Pournara   +6 more
wiley   +1 more source

Synthesis, Characterization and Effect of bis-1,3,4Oxadiazole Containing Glycine Moiety on the Activity of Some Transferase Enzymes.

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
  We described herein the synthesis of novel bis-1,3,4-oxadiazole containing glycine moiety. N-{5-[5-(4-methoxyphenyl)-1,3,4-oxadiazole-2-yl-sulfanyl]-1,3,4-oxadiazole-2-yl-methyl}-4methoxybenzamide was fully characterized by elemental analysis, FT-IR ...
I. H. R. Tomi   +2 more
doaj  

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