Abstract
Manganese(II), cobalt(II), nickel(II) and copper(II) complexes are synthesized with a novel tetradentate ligand viz. 1,3,9,11-tetraaza-4,8,12,16-tetraoxo-2,6,10,14-tetrathiacyclohexadecane (L) and characterized by the elemental analysis, molar conductance measurements, magnetic susceptibility measurements, electron impact mass, 1H NMR, IR, electronic and EPR spectral studies. The molar conductance measurements of the complexes in DMSO correspond to be nonelectrolytic nature for Mn(II), Co(II) and Cu(II) while 1:2 electrolytes for Ni(II) complexes. Thus these complexes may be formulated as [M(L)X2] and [Ni(L)]X2 (where M: Mn(II), Co(II), and Cu(II) and X = Cl- and NO3-). On the basis of IR, electronic and EPR spectral studies an octahedral geometry has been assigned for Mn(II) and Co(II) complexes, square-planar for Ni(II) whereas tetragonal for Cu(II) complexes. The ligand and its complexes were also evaluated against the growth of bacteria and pathogenic fungi in vitro.
Citations
Apr 29, 2014·TheScientificWorldJournal·Rayees Ahmad ShiekhArshid Nabi
Dec 25, 2009·Journal of Enzyme Inhibition and Medicinal Chemistry·D P SinghJitender Sharma
Mar 20, 2010·Journal of Enzyme Inhibition and Medicinal Chemistry·D P SinghK R Aneja
Apr 17, 2012·European Journal of Medicinal Chemistry·Gajendra KumarDharmendra Kumar
Jun 22, 2011·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh ChandraSaroj K Sharma
Jan 7, 2011·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·D P SinghRimpi Mehani ne'e Chopra
Mar 27, 2010·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·D P SinghK R Aneja
Dec 26, 2009·European Journal of Medicinal Chemistry·D P SinghChetan Sharma
Nov 4, 2009·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·D P SinghChetan Sharma
Jan 3, 2009·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Farha FirdausMohammad Shakir
May 23, 2008·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Lokesh Kumar Gupta, Sulekh Chandra
Mar 6, 2007·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Lokesh Kumar Gupta, Sulekh Chandra
Apr 10, 2007·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Anil Kumar
Mar 1, 2007·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Anil Kumar
Mar 21, 2013·Pest Management Science·Jin-Hao ZhaoGuo-Nian Zhu
Sep 26, 2006·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Anil Kumar
Aug 22, 2006·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Anil Kumar
Jul 29, 2006·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Lokesh Kumar GuptaSulekh Chandra
Mar 15, 2006·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Lokesh Kumar Gupta, Sulekh Chandra
Aug 23, 2005·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Lokesh Kumar Gupta
Aug 23, 2005·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Lokesh Kumar Gupta
Sep 8, 2005·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·Sulekh Chandra, Lokesh Kumar Gupta
Nov 26, 2005·Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy·R N PatelU K Chauhan
Jul 23, 2021·Drug Research·Preeti SharmaGajendra Kumar