Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Omoruyi G. Idemudia"'
Autor:
Omoruyi G. Idemudia, Anthony I. Okoh, Alexander P. Sadimenko, Eric C. Hosten, Omobola O. Okoh
Publikováno v:
Journal of Chemistry, Vol 2017 (2017)
Phenylhydrazine was reacted with synthesized acylpyrazolone derivatives 4-ethyl-5-methyl-2-phenyl-pyrazol-3-one and 4-propyl-5-methyl-2-phenyl-pyrazol-3-one, to obtain two new azomethine phenylhydrazones, a study in continuation of our probe into the
Externí odkaz:
https://doaj.org/article/9ed17effc63a41f1a95626e0fb565fb2
Publikováno v:
Bioinorganic Chemistry and Applications, Vol 2015 (2015)
Two Schiff base ligands Ampp-Sn 1 and Bmpp-Sn 2, afforded by a condensation reaction between sulfanilamide and the respective acylpyrazolone carbonyl precursors, their Mn(II), Co(II), Ni(II), and Cu(II) complexes prepared by the reaction of ligands a
Externí odkaz:
https://doaj.org/article/5aefeeddbe0145509c86b9cb90f25490
Autor:
Etinosa O. Igbinosa, Emmanuel E. Odjadjare, Vincent N. Chigor, Isoken H. Igbinosa, Alexander O. Emoghene, Fredrick O. Ekhaise, Nicholas O. Igiehon, Omoruyi G. Idemudia
Publikováno v:
The Scientific World Journal, Vol 2013 (2013)
Chlorophenol compounds and their derivatives are ubiquitous contaminants in the environment. These compounds are used as intermediates in manufacturing agricultural chemicals, pharmaceuticals, biocides, and dyes. Chlorophenols gets into the environme
Externí odkaz:
https://doaj.org/article/4c3a734033c64a93942eddda459a59c3
Autor:
Peter A. Ajibade, Omoruyi G. Idemudia
Publikováno v:
Bioinorganic Chemistry and Applications, Vol 2013 (2013)
Pd(II) and Pt(II) complexes of trimethoprim and pyrimethamine were synthesized and characterized by elemental analysis, UV-Vis, FTIR, and NMR spectroscopy. The complexes are formulated as four coordinate square planar species containing two molecules
Externí odkaz:
https://doaj.org/article/f1b1092a9984467492f9ab0401e9fe68
Autor:
Osamuyimen O. Igbinosa, Efosa F. Oviasogie, Etinosa O. Igbinosa, Otibhor Igene, Isoken H. Igbinosa, Omoruyi G. Idemudia
Publikováno v:
The Scientific World Journal, Vol 2013 (2013)
This study aims to evaluate potential toxic effect of Jatropha curcas leaves methanol extract on laboratory rats as well as determine its LD50. A total of 80 male Wistar rats were used as the experimental animals, 40 for LD50 determination and the ot
Externí odkaz:
https://doaj.org/article/4c12e67336cb4c6084f1f2dded75bc87
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 12, Pp o3380-o3380 (2012)
In the title compound, C23H18N6O5·C2H6O, all three benzene rings lie in an approximate plane [maximum deviation = 0.2688 (16) Å] that makes an angle of 53.56 (3)° with the plane of the pyrazolone ring. Intramolecular N—H...O hydrogen bonds occur
Externí odkaz:
https://doaj.org/article/bdb34ff3965740e49129e183aca52b27
Autor:
Omoruyi G. Idemudia, Eric C. Hosten
Publikováno v:
Crystals, Vol 6, Iss 10, p 127 (2016)
Still looking at the development of new materials with unique properties and taking advantage of the nucleophilic properties of amines to form stable azomethines, dinitrophenylhydrazine was reacted with 4-ethyl-5-methyl-2-phenyl-pyrazol-3-one and the
Externí odkaz:
https://doaj.org/article/b9013dc593a44d128e49c9107a72cb57
Autor:
Omoruyi G. Idemudia, Eric C. Hosten
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 8, Pp m1107-m1108 (2012)
The title compound, [Co(C17H13N2O2)2(C2H5OH)2], is a CoII complex with two 4-benzoyl-3-methyl-1-phenyl-1H-pyrazol-5-olate (BMPP) ligands and two coordinating ethanol molecules. In the asymmetric unit, there are two half molecules, with the CoII atoms
Externí odkaz:
https://doaj.org/article/f4dd9b24f87840858da439b04741536c
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 6, Pp o1599-o1599 (2012)
The title Schiff base compound, C14H14N2O3S, is non-planar, with a dihedral angle of 24.16 (7)° between the benzene rings. In the crystal, N—H...O and N—H...N hydrogen bonds link the molecules into a layer parallel to (011). Intra- and interlaye
Externí odkaz:
https://doaj.org/article/5d141ca84eea413c96f8c180a84c3fbb
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 5, Pp o1280-o1281 (2012)
The title compound, C23H20N4O, is a heterocyclic phenylhydrazone Schiff base with a pyrazole moiety. In the crystal, a variety of interactions occur, including N—H...π and π–π stacking between the phenyl ring of the phenylhydrazinyl group and
Externí odkaz:
https://doaj.org/article/7f22bbf064fd4ef586293bbb2f014ed4