Results 121 to 130 of about 9,301,702 (224)

Preparation and property of two soluble oxadiazole-containing functional polyacetylenes

open access: yes, 2008
Two novel high-molecular weight functional polyacetylenes (PA) bearing oxadiazole group as a pendant, poly(2-(4-octoxyphenyl)-5-(4-ethynylphenyl)-1,3, 4-oxadiazole) (P1) and poly(2-(4′-octoxyphenyl)-5-(4′- propynyloxyphenyl)-1,3,4-oxadiazole) (P2) were ...
Wu, Jincui   +4 more
core   +1 more source

Synthesis and Antibacterial Activity of Some Novel Schiff S-Bases Compounds Containing Oxadiazole Ring

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2019
Condensation of 4-methoxybenzoyl hydrazine with 4- aminobenzoic acid in the presence of POCl3 gave the oxadiazole derivative [III] .This compound was demethylated with aluminium chloride to give series of 2- (4-hydroxy phenyl)-5-(4-amino phenyl) 1,3 ...
J. H. Tomma, A. H. Raheema, I. H. Rouil
doaj  

Syntheses of Poly(1, 2, 4-oxadiazole)-Polyimides

open access: yesThe Journal of the Society of Chemical Industry, Japan, 1967
Toshiyuki SHONO   +3 more
openaire   +2 more sources

A Review On: Antifungal And Antibacterial Activity Of 1, 3, 4-Oxadiazole Derivatives

open access: yes
1,3,4-Oxadiazoles are five-membered heterocyclic compounds containing two nitrogen atoms and one oxygen atom. These versatile molecules exhibit a range of biological effects, including antibacterial, antifungal, and antiviral properties. Recent research has demonstrated that many 1,3,4-oxadiazole derivatives surpass the activity of existing antibiotics
openaire   +2 more sources

Synthesis OF Ligands O.F BIS-Oxadiazole Triazole Witb Open OR Close Sides and Their Complxes With (Ctlf, Pdll) -

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
A  OUI,tiper  of LWW lig_;:tnds  .of  ppen sides. of Bis-'Oxad1azoJe· and· Bis-triazole   derived from dichloroetbane  and  [Bis  0-ohloro   et!:ty) = :=::                                                 = ether)] (BCEE)' wersynthesi:zed ...
W.K. Me.hdi, F. H. Musa, H. A. Fadhel
doaj  

Synthesis and Characterization of some New 1,3,4-Oxadiazole derivatives based on 4-amino benzoic acid

open access: yes
Various of 2,5- disubstituted 1,3,4-oxadiazole (Schiff base, ?- lactam and azo) were synthesized from 2,5-di (4,4?-amino-1,3,4-oxadiazole which usequently synth-esized from mixture of 4- amino benzoic acid and hydrazine arch of polyphosphorus acid.
Hamed, Bushra K.   +2 more
core   +1 more source

Assessment of 1, 3, 4- Oxadiazole Derivatives for Memory Enhancing Activity

open access: yesInternational Journal of Pharma Research and Health Sciences, 2019
Veneetha FT   +3 more
openaire   +1 more source

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