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Emmanuel Chukwuemeka Okafor

Observed names: E OKAFOR, E Okafor, E. C. Okafor, E.C. Okafor, E.Chukwuemeka Okafor, Emanuel C. Okafor, Emmanuel C. Okafor, Emmanuel Okafor, Okafor E. C., Okafor, Emmanuel C.
OpenAlex ID: A5113630245
Preliminary assessment of trace metals and polycyclic aromatic hydrocarbons in the sediments
2007 · E. C. Okafor, K. Opuene · International Journal of Environmental Science and Technology · 111
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The metal chelates of heterocyclic β-diketones and their derivatives—I
1980 · Emmanuel Chukwuemeka Okafor · Journal of Inorganic and Nuclear Chemistry · 51
Extraction of Fe(III) and U(VI) with 1-Phenyl-3-methyl-4-acyl-pyrazolones-5 from Aqueous Solutions of Different Acids and Complexing Agents. Separation of Fe(III) from U(VI)
1990 · Emmanuel Chukwuemeka Okafor, Bieluonwu Augustus Uzoukwu · Radiochimica Acta · 41
The metal complexes of heterocyclic β-diketones and their derivatives—VI. The synthesis, structure and i.r. spectral studies of some new metal(II) complexes of 1-phenyl-3-methyl-4-benzoyl-pyrazolone-5 (HPMBP)
1981 · Emmanuel Chukwuemeka Okafor · Spectrochimica Acta Part A Molecular Spectroscopy · 40
The metal complexes of heterocyclic (β-diketones and their derivatives—II
1983 · Emmanuel Chukwuemeka Okafor · Polyhedron · 37
The metal complexes of heterocyclic β-diketones and their derivatives—V. The synthesis, structure and i.r. spectral studies of metal(II) complexes of 1-phenyl-3-methyl-4-acetyl-pyrazolone-5 (HPMAP)
1981 · Emmanuel Chukwuemeka Okafor · Spectrochimica Acta Part A Molecular Spectroscopy · 28
The Metal Complexes of Heterocyclic β-Diketones and their Derivatives, Part VIII Synthesis, Structure, Proton NMR and Infrared Spectral Studies of the Complexes of Al(III), Fe(III), Co(III), Rh(III), In(III), and Zr(IV) with l-Phenyl-3-methyl-4-trifluoroacetyl-pyrazolone-5 (HPMTFP)
1981 · Emmanuel Chukwuemeka Okafor · Zeitschrift für Naturforschung B · 24
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Pyrazolonato complexes of uranium. Crystal structures of bis-oxobis(1-phenyl-3-methyl-4-acetylpyrazol-5-onato)aquouranium(VI) and Bis-oxobis(1-phenyl-3-methyl-4-benzoylpyrazol-5-onato(propanol)uranium(VI)
1990 · Emanuel C. Okafor, Augustus B. Uzoukwu, et al. · Inorganica Chimica Acta · 23
A 1H and 13C-NMR spectral study of some 4-acyl-3-methyl-1-phenylpyrazol-5-ones in chloroform
1984 · Emmanuel Chukwuemeka Okafor · Spectrochimica Acta Part A Molecular Spectroscopy · 23
Aspects of acyclic azine chemistry—I. The effect of structure and solvents on the electronic absorption spectra of benzaldazine, o-, m- and p-hydroxybenzaldazines
1980 · E.Chukwuemeka Okafor · Spectrochimica Acta Part A Molecular Spectroscopy · 21
Sykoheses and Characterization of 4-iso-Butyryl and 4-iso-Valeroyl Derivatives of 1-FHE NTL-3-Methyl-Pyrazolone-5 and Their Uranium(VI), Tkorium(IV), Lanthanum(III), Iron(III), Lead(II) and Calciun(II) Complexes
1993 · E. C. Okafor, P. U. Adiukwu, et al. · Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry · 20
Introducing a New bis(β-Diketone): Syntheses, UV-Visible, IR,1H and13C NMR Spectral Studies of 4-Sebacoyl-bis(1-phenyl-3-methyi-pyrazolone-5) (H2PMSP) and Its, U(VI), Fe(III) and Ca(II) Complexes
1991 · Emmanuel C. Okafor, Bieluonwu A. Uzoukwu · Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry · 19
Observations on 1-phenyl-3-methyl-4-trifluoroacetylpyrazolone-5, a promising extracting agent
1982 · E Okafor · Talanta · 19
Synthesis, Characterization, and Biological Activity ofN′-[(Z)-(3-Methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)(phenyl)methyl]benzohydrazide and Its Co(II), Ni(II), and Cu(II) Complexes
2014 · Jonnie N. Asegbeloyin, Oguejiofo T. Ujam, et al. · Bioinorganic Chemistry and Applications · 18
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Determination of the Proximate Composition, Physicochemical Analysis and Characterization of Fatty Acid on the Seed and Oil of Gossypium Hirsutum
2016 · Okonkwo S. I., Okafor E. C. · International Journal of Chemistry · 16
The metal complexes of heterocyclic β-diketones and their derivatives—VII. The synthesis, structure and i.r. spectral studies of 1-phenyl-3-methyl-4-trifluoroacetyl-pyrazolone-5 (HPMTFP) and its divalent metal complexes
1981 · Emmanuel Chukwuemeka Okafor · Spectrochimica Acta Part A Molecular Spectroscopy · 15
The metal complexes of heterocyclic β-diketones and their derivatives—IX. Lanthanon chelates of 3-methyl-1-phenyl-4-trifluoroacetylpyrazol-5-one (HPMTFP). 1H, 13C and 19F NMR, i.r. and u.v.-visible spectral studies
1982 · Emmanuel Chukwuemeka Okafor · Spectrochimica Acta Part A Molecular Spectroscopy · 13
Structures of 1-Phenyl-3-methyl-pyrazolone-5 and its Benzoyl Derivatives+
1980 · Emmanuel Chukwuemeka Okafor · Zeitschrift für Naturforschung B · 13
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Synthesis, Characterization and in vitro Antibacterial Activity of Co(II), Cu(II) and Ni(II) Complexes with 4-Acylpyrazol-5-one Schiff Bases
2014 · J.N. Asegbeloyin, I.C. Agbo, et al. · Asian Journal of Chemistry · 11
Correlations, partitioning and bioaccumulation of trace metals between different segments of Taylor Creek, southern Nigeria
2006 · E. C. Okafor, K. Opuene · International Journal of Environmental Science and Technology · 11
On the condensation of salicylaldehyde with hydrazine
1978 · Emmanuel Chukwuemeka Okafor · Talanta · 11
Adducp Coordination in U(VI) Complexes of 4-Actl Derivatives of 1-Pkenyl-3-Msthyl-Pyrazolone-5: UV, IR and NMR Spectral Studies
1993 · Emmanuel C. Okafor, Bieluonwu A. Uzoukwu · Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry · 9
The Metal Chelates of Heterocyclic β-Diketones and their Derivatives, Part IV New Mixed Ligand Tetrakis Complexes of Lanthanides Derived from tris-Acetylacetonates and Some 4-Acyl Pyrazolones
1980 · Emmanuel Chukwuemeka Okafor · Zeitschrift für Naturforschung B · 7
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Calcium(II) Complexes of 1-Phenyl-3-Methyl-4-Acyl-Pyrazolone-5: Syntheses, Structure, UV, IR,1H and13C NMR Spectral Studies
1991 · Emmanuel C. Okafor, Bieluonwu A. Uzoukwu · Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry · 6
Iron(III) Complexes of 4-Acyl Derivatives of 1-Phenyl-3-Methyl—Pyrazolone-5: Synthesis, Magnetic and Spectroscopic Studies
1992 · Emmanuel C. Okafor, Nsukka Nigeria, et al. · Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry · 4
Works count: 32
Citation count: 592
H-index: 15
I10-index: 21
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