Synthesis, Structure, Antioxidant, and Antiviral Studies on N₂H₅[Ln(edta)(H₂O)₃].5H₂O (Ln = Pr, Nd, and Sm)

REFERENCES

• Wang , R. and Zheng , Z. 2010 . “ Rare earth complexes with carboxylic acids, poly aminopolycarboxylic acids and amino acids ” . In Rare Earth Coordination Chemistry: Fundamentals and Applications , Edited by: Huang , C. New York : Wiley .
   Google Scholar
• Wong , W. and Chan , K. W. 2010 . “ Gadolinium complexes as MRI contrast agents for diagnosis ” . In Rare Earth Coordination Chemistry: Fundamentals and Applications , Edited by: Huang , C. New York : Wiley .
   Google Scholar
• Wilkinson , G. , Gillard , R. D. and McCleverty , J. A. 1987 . “ Comprehensive coordination chemistry ” . In The Synthesis, Reactions, Properties and Applications of Coordination Compounds , London : Pergamon Press .
   Google Scholar
• Zheng , Z. 2001 . Ligand controlled self assembly of polynuclear lanthanide–oxo/ hydroxo complexes: from synthetic serendipity to rational supramolecular design . Chem. Commun. , : 2521 – 2529 .
   Web of Science ®Google Scholar
• Kang , J.-G. , Kang , H.-J. , Jung , J.-S. , Yun , S. S. and Kim , C.-H. 2004 . Crystal structure and luminescence properties of [Ln(NTA)2H2O]3 − complexes (Ln = Sm3+, Eu3+, Gd3+, Tb3+, Ho3+ and NTA = nitrilotriacetate) . Bull. Korean Chem. Soc. , 25 : 852 – 858 .
   Web of Science ®Google Scholar
• Wang , J. , Zhang , X. D. , Jia , W. G. , Zhang , Y. and Liu , Z. R. 2004 . Synthesis and structural research of nine coordinated NH4[EuIII(Edta)(H2O)3].H2O and (NH4)3[EuIII (Ttha)].5H2O . Russ. J. Coord. Chem. , 30 : 130 – 136 .
   Web of Science ®Google Scholar
• Wang , J. , Zhang , X. , Ling , X. , Jio , W. and Li , H. 2002 . Synthesis and structure determination of nine coordinated K3[LaIII(nta)2(H2O)].6H2O and K3[ErIII (nta)2(H2O)].5H2O . J. Mol. Struct. , 611 : 39 – 46 .
   Web of Science ®Google Scholar
• Premkumar , T. and Govindarajan , S. 2005 . Antimicribial study of pyrazine, pyrazole and imidazole carboxylic acids and their hydrazinium salts . World J. Microbiol. Biotechnol. , 21 : 479 – 480 .
   Web of Science ®Google Scholar
• Premkumar , T. and Govindarajan , S. 2006 . Antimicribial study on trivalent lighter rare earth complexes of 2-pyrazine carboxylate with hydrazinium cation . World J. Microbiol. Biotechnol. , 22 : 1105 – 1108 .
   Web of Science ®Google Scholar
• Kumar , N. R. S. , Nethaji , M. and Patil , K. C. 1991 . Preparation, characterization, spectral and thermal analysis of (N2H5)2MCl2.2H2O (M=Fe, Co, Ni and Cu); crystal structure of iron complex . Polyhedron , 10 : 365 – 371 .
   Web of Science ®Google Scholar
• Gajapathi , D. , Govindaraj , S. , Patil , K. C. and Manohar , H. 1983 . Synthesis, characterization and thermal properties of hydrazinium metal oxalate hydrates; crystal and molecular structure of hydrazinium copper oxalate mono hydrate . Polyhedron , 2 : 865 – 873 .
   Web of Science ®Google Scholar
• Ragunath , L. and Sivasankar , B. N. 2010 . Preparation, characterization and crystal and molecular structure of [N2H5Cu(HEDTA)]H2O . J. Chem. Crystallogr. , 40 : 1170 – 1174 .
   Web of Science ®Google Scholar
• Vikram , L. and Sivasankar , B. N. 2006 . New hydrazinium complexes of lanthanide(III) with ethylenediaminetetraacetate: spectral, thermal and XRD studies . Ind. J. Chem. , 45A : 864 – 871 .
   Google Scholar
• Vikram , L. and Sivasankar , B. N. 2007 . Spectral and thermal properties of hydrazinium ethylenediaminetetraacetates: crystal structure of a novel seven coordinated manganese(II) complex . Ind. J. Chem. , 46A : 568 – 575 .
   Google Scholar
• Vikram , L. and Sivasankar , B. N. 2008 . Nine coordinated hydrated heavier lanthanide ethylenediaminetetraacetates containing hydrazinium cation: crystal structure of N2H5[Dy(EDTA)(H2O)3].5H2O . Ind. J. Chem. , 47A : 25 – 31 .
   Google Scholar
• Johnson , C. K. 1976 . ORTEP ORNL–3794 , Oak Ridge , , Tennessee : Oak Ridge National Laboratory .
   Google Scholar
• Sheldrik , G. M. 1977 . SHELX-97, Programs for Crystal Structure Determination , Cambridge , , England : University of Cambridge .
   Google Scholar
• Bauer , R. W. , Kirby , M. D. K. , Sherris , J. C. and Turck , M. 1996 . Antibiotic susceptibility testing by standard single disc diffusion method . Am. J. Clin. Pathol. , 45 : 493 – 496 .
   Google Scholar
• Williams , W. , Cuvelier , M. E. and Berset , C. 1995 . Use of free radical method to evaluate antioxidant activity . Technology , 28 : 25 – 30 .
   Web of Science ®Google Scholar
• Vijayan , P. , Raghu , C. , Ashok , G. , Dhanaraj , S. A. and Suresh , B. 2004 . Antiviral activity of medicinal plants of Nilgiris . Ind. J. Med. Res. , 120 : 24 – 29 .
   PubMed Web of Science ®Google Scholar
• Ragul , R. and Sivasankar , B. N. 2011 . Syntheses, characterization and structural determination of nine coordinated N2H5[Ce(EDTA)(H2O)3].4H2O . J. Chem. Crystallog. , 41 : 1273 – 1279 .
   Web of Science ®Google Scholar