Zobrazeno 1 - 10
of 22
pro vyhledávání: '"A. M. Shallaby"'
Publikováno v:
Transition Metal Chemistry. 32:1085-1090
Coordination compounds of MnII, CuII, FeIII and ZnII ions with 4-acetylpyridine nicotinoylhydrazone (4-APNH) were synthesized and characterized by elemental analyses, molar conductivity, magnetic moments, i.r., u.v./vis., m.s., 1H-n.m.r. and thermal
Publikováno v:
Transition Metal Chemistry. 31:522-529
The complexes of thiosemicarbazide (HTS) have been prepared and characterized by spectral, thermal and magnetic studies. The deprotonation constant of HTS and the formation constants of its complexes were evaluated pH-metrically. The Cu(II) acetate-H
Publikováno v:
Journal of Coordination Chemistry. 58:1145-1159
4-Ethylthiosemicarbazide and its NH(1) derivatives have been prepared and confirmed by elemental analysis and 1H NMR spectra to produce diverse complexes with Co(II), Ni(II) and Cu(II) ions. The obtained complexes have been investigated based on elem
Publikováno v:
Transition Metal Chemistry. 26:180-185
Binuclear Schiff base complexes derived from glycine (Gly) and 3-acetylpyridine (3-APy) in the presence of M(OAc)2 [M = CoII, NiII, CuII, ZnII and CdII] have been synthesized. The role of pH in promoting the condensation of glycine and 3-acetylpyridi
Publikováno v:
Analytical Letters. 31:1563-1591
The interfering effects of a range of cations, acids and organic compounds on the absorption signal of manganese(II) and manganese(VII) were studied in different media under diverse flame profile of different observation heights and fuel flow rates.
Publikováno v:
Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 21:697-708
Co(II), Ni(II), Cu(II), Zn(II) and Cd(II) complexes of 4,5-dimethyl-1,3-cyclohexanone bis(S-benzyldithiocarbazic acid), H2DSB, have been synthesised and characterized by elemental analysis, molar conductance, spectral (i. r., visible and n.m.r.) and
Publikováno v:
Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 20:887-900
The synthesis and characterization of Co(III), Ni(II), Cu(II), Zn(II), Cd(II) and UO2 2+ complexes of biacetylmonoxime-hydrazine-S-benzyldithiocarbazate (H2BTC) are reported. Elemental analyses, molar conductance, magnetic moment and spectral (i.r.,
Publikováno v:
Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 20:301-318
The synthesis and characterization of cobalt(II), nickel(II), copper(II), zinc(II) cadmium(II), mercury(II) and U(VI)O2 complexes containing salicylaldehyde cyanoacetylhydrazone (SCH), 1-salicyl-hydrazo-3-imino-3-isopropoxy propionic acid hydrazide (
Publikováno v:
Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 20:283-299
The complexes of salicylaldehyde cyanoacetylhydrazone (H2L1) and its derivative, 1-salicylhydrazo-3-imino-3-ethoxy-propionic acid hydrazide (H2L2), have been isolated and characterized by conventional physical and chemical methods. H2L1 complexes are
Chemistry Department, Faculty of Science, Mansoura University, Mansoura Manuscript received 8 October 1990, accepted 31 May 1991 Free energies of interaction of phenylalanine for transfer from water to the organic solvents ethanol, dimethylformamide,
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