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- W17786660 abstract "A new multidentate Schiff base, Bis-(-N-Salicylidene)-1,3-dihydrazo-indene-2-one (BNSDHI) derived from the 1:2 condensation of 1,3-dihydrazono-inden-2-one (DHIO) with salicylaldehyde and its Ni(II) and Zn(II) complexes were synthesized. They were characterized by IR, NMR, Uv-Vis, AAS, Conductivity and magnetic susceptibility studies. Zn(II) complex was separately prepared through a template process involving the ligand precursors (DHIO, salicylaldehyde) and Zn(II) chloride, which was also similarly characterized. Dibasic tridentate ONO donor sequence in Ni(II), Zn(II) complexes formed directly with BNSDH and dibasic pentadentate ONONO sequence in Zn(II) complex formed through template synthesis have been concluded. This is an example of enhanced denticity due to template effect. Four coordinated square planar geometry for Ni(II) and tetrahedral geometry for Zn(II) which is synthesized directly and six coordinated octahedral geometry for Zn(II) templet complex have been proposed. Key words: Ninhydrin, Hydrazine hydrate, Salicylaldehyde, Schiff base, Bis-(N-Salicylidene) 1, 3-dihydrazo-indene-2-one, 1,3-dihydrazono-inden-2-one," @default.
- W17786660 created "2016-06-24" @default.
- W17786660 creator A5069218280 @default.
- W17786660 date "2008-07-31" @default.
- W17786660 modified "2023-09-27" @default.
- W17786660 title "Metal complexes of a New Pentadentate Ligand- Structural Investigation" @default.
- W17786660 hasPublicationYear "2008" @default.
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