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RASĀYAN - Journal Of Chemistry Vol.2, No.4, 769-1011(2009)

SPECTRAL CHARACTERIZATION OF SOME OXO-METAL COMPLEXES OF 2-MERCAPTO-3-BUTYL-QUINAZOLINE-4-ONE

Authors: R.N. Pandey* and A.K. Nag

P.G. Centre of Chemistry (M.U.), College of Commerce, Patna-800 020 (India); E-mail: rameshwarnath.pandey@yahoo.com

Oxo-metal (VI & IV) complexes of 2-mercapto-3-butyl- quinazoline-4-one having general formula [MO2 (ligand) 2A2] (M=V/Mo/W; A= H2O/Py/Cl) and [MO(ligand) 4X] (M=V/Zr; X= H2O/SO4) are prepared and characterized  using elemental analyses, conductometric magnetic moment, IR, UV-vis, 1H NMR spectral data. Cis-dioxo structure of MO2++ (M=Mo/W) and Trans-dioxo-structure of VO2+species occurs in octahedral stereochemistry and ligand acts as monodentate (S-donor).

Keywords : dioxo-metal (V &VI)/ oxo-metal(IV) complexes, thioquinazoline, IR, UV-vis, 1H NMR Spectra.

Page No. : 990-993 (Received: 17 November 2009 Accepted: 27 November 2009 RJC-488)