scholarly journals Synthesis and Characterization of Some Novel Schiff Base Complexes of Oxovanadium(IV) Cation

2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
A. K. Yadava ◽  
H. S. Yadav ◽  
Sanjay Singh ◽  
U. S. Yadav ◽  
D. P. Rao

A series of oxovanadium(IV) complexes of the type [VO(mac)]SO4(where mac = tetraazamacrocyclic ligands derived from condensation of 4,4,4-trifluro-1-(2-furyl)-1,3-butanedione or 4,4,4-trifluro-1-(2-thenyl)-1,3-butanedione withp-phenylenediamine and their reaction withβ-diketones) have been prepared using oxometal ion of vanadium as kinetic template. These complexes have been ascertained by electrical conductance, magnetic moment, elemental analyses, infrared, e.s.r. and electronic spectral data. All the oxovanadium(IV) complexes are five-coordinate ones.

2016 ◽  
Vol 13 (4) ◽  
pp. 762-769
Author(s):  
Baghdad Science Journal

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. The synthesized compounds were cherecterized by using some spectral data (UV, FT-IR , and 1H-NMR)


2018 ◽  
Vol 32 (6) ◽  
pp. e4345 ◽  
Author(s):  
Mohamad M.E. Shakdofa ◽  
Hanan A. Mousa ◽  
Ammar A. Labib ◽  
Amira S. Abd-El-All ◽  
Ahmed A. El-Beih ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (71) ◽  
pp. 40712-40719 ◽  
Author(s):  
Wassila Derafa ◽  
Fotios Paloukis ◽  
Basma Mewafy ◽  
Walid Baaziz ◽  
Ovidiu Ersen ◽  
...  

Nickel-doped ceria nanoparticles (Ni0.1Ce0.9O2−x NPs) were fabricated from Schiff-base complexes and characterized by various microscopic and spectroscopic methods.


Proceedings ◽  
2019 ◽  
Vol 29 (1) ◽  
pp. 77
Author(s):  
Spinciu ◽  
Maxim ◽  
Pătrașcu ◽  
Popescu

Schiff bases are the most extensively used versatile ligands, capable of coordinating several chemical elements and stabilizing them in numerous oxidation states. [...]


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