[PDF] Top 20 Tetraaza[14]macrocyclic transition metal complexes as DNA intercalators
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Tetraaza[14]macrocyclic transition metal complexes as DNA intercalators
... the complexes with ...calf-thymus DNA show relatively strong bands ...the complexes absorb light (Fig. 8) and DNA does ...investigated complexes bind to DNA. Moreover, the ... See full document
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Tetraaza macrocyclic complexes: Synthesis, elucidation, antibacterial and antifungal studies
... The tetraaza macrocyclic ligand and their metal complexes have attracted growing interest among the coordination and bioinorganic chemistry ...[1]. Macrocyclic Schiff base ligands have ... See full document
7
DESIGNING, SYNTHESIS AND SPECTROSCOPIC STUDIES OF Co(II), Ni(II) AND Cu(II) TRANSITION METAL COMPLEXES WITH NITROGEN DONOR TETRADENTATE, NOVEL MACROCYCLIC SCHIFF’S BASE LIGAND
... of macrocyclic Schiff base ligands and their transition metals ...[1] Macrocyclic Schiff base complexes contain azo and azomethine ...The macrocyclic ligand and their transition ... See full document
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Spectroscopic and structural studies of redox-active bis-α-dioxime and tetraaza[14]annulene complexes
... BF2-bridged complexes behaved similarly, although replacement of both H-bridges by BF2-bridges results in an anodic shift of ...copper complexes resulted in a colour change from brown to deep blue, with the ... See full document
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... . Various studies that biologically active compounds become more bacteriostatic and carcinostatic by chelation. Such metal ions with amino acids and peptides is of immense biological significance 21–23 . For the ... See full document
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Fe (iii), ru (iii) and rh (iii) complexes of schiff base hydrazones: preparation, spectral characterization and pharmacological activities
... its metal complexes were synthesized by the condensation 3-((((1H- indol-3-yl)methylene)hydrazono)methyl)benzaldehyde with 5-bromo-3-hydrazonoindolin- 2-one and Schiff base ligand L 2 (TIDDFO) and its ... See full document
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Synthesis, Structural Characterization and DNA-binding studies of Iron (II) Chelate of 3-(2-(2-Hydroxy-3-Methoxybenzylidene) Hydrazinyl) Quinoxalin-(1H)-One
... Fe (II) complex of the Schiff base ligand, (L),3-(2-(2-hydroxy-3- methoxybenzylidene) hydrazinyl) quinoxalin-2(1H)-one (VHQO) was synthesized and the structural features of the complex were investigated by elemental ... See full document
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Schiff base metal complexes of Ni, Pd and Cu
... Transition metal complexes based on Schiff base ligands are very efficient catalysts in both heterogeneous and homogeneous ...these complexes vary depending on the coordination sites, ligands ... See full document
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Antimicrobial, Antioxidant and DNA Interaction Studies of Water-soluble Complexes of Schiff Base Bearing Morpholine Moiety
... of DNA with metal ...for complexes (1-5) have been evaluated by absorption titration (Table ...The DNA binding abilities were characterized by monitoring the changes in the absorbance of π–π* ... See full document
12
Synthesis, characterization and antifungal activity of transition metal complexes derived from a novel macrocyclic compartmental ligand
... before attaining stationary phase. Increase in concentration of test compounds leads to significant decrease in growth. Ni(II) complex when treated against Candida tropicalis at concentration of 25µ g/ml the growth ... See full document
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Synthesis, Spectral, Electrochemical and Biological Studies of Nitrogen Donor Macrocyclic Ligand and its Transition Metal Complexes
... the complexes were more active against fungi than in case of ...the metal complexes and the ligand used in this study [69, ...the complexes when compared with standard antifungal and ... See full document
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The chemistry of functionalised cage complexes
... amide group. For [Nin(Me,COO_-2-oxosar)]+ the amide carbonyl stretching vibration occurs at 1709 cm-1 and 1691 cm-1 while for [Coni(Me,COOH-2- oxosar-H)]2+ the amido carbonyl frequency appears at a value of 1599 cm-1. ... See full document
395
Synthesis and Characterization of Phosphine and Arsine Complexes of Ruthenium (Ii & Iii) Ligated With 3-(4-Pyridyl)-4-Substituted-Triazoline-5-Thione
... The reactions of [RuHCl(CO)(Ef 3 ) 2 ] (E = P/ As) (Scheme I) and [RuX 3 (Ef 3 ) 3 ] (X = Cl/Br; E = P/As) with thioamide ligands (Scheme II) in 1:1 molar ratio in benzene afforded new hexa-coordinated complexes ... See full document
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Template Synthesis of Macrocyclic Complexes of Bivalent CoII, NiII, PdII,ZnII and CdII Ions with Cyclic Glyoxal Carbohydrazone (1,2,4,5,8,9,11,12-octaazacyclotetradeca-5,7,12,14-tetraene-3,10-dione)
... are soluble in hot water or hot aqueous ethanol. The neutral complexes M(glyoxalcarbohydrazone) 2 X 2 nH2O dissolved in DMF and pyridine base on warming. The complexes are stable in air and aqueous medium. ... See full document
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L] and [RR Te L] Compounds with Macrocyclic Ligands : A Photoelectron Spectroscopic Study Shishir Malviya , Abhishek Kumar, Rajesh Kumar Kushwaha, Shekhar Srivastava
... 83.8 eV) level under these conditions was 1.2 eV.The powdered sample was mixed with high purity silver powder to reduce the charging effect. A thin layer of such a sample was pressed on a gold metal gauge which ... See full document
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Spectral studies of transition metal complexes with 25, 26 dioxo1,6,12,17,23,24 hexaazacyclohexacosa 1,5,12,16 tetraene macrocyclic ligand (L)
... All the complexes were prepared by template method. An ethanolic solution of diethylenetriamine [10 mL] and glutaricanhydride (10 mL) were mixed. To this soluction the ehtanolic solution of metal salt ... See full document
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Oxovanadium(IV) complexes with tetraaza macrocyclic ligands derived by condensation of 1,2-diacetylbenzene with o-phenylenediamine
... oxovanadium(IV) complexes were tested for their antifungal activity against the fungi Aspergillus flavus and Aspergillus niger using standard methods ...oxovanadium(IV) complexes (100 µg/mL) were prepared ... See full document
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One pot template synthesis, characterization and antimicrobial studies of macrocyclic complexes of transition metal ions of bioinorganic relevance
... The complexes have been characterized on the basis of microanalytical, IR, UV-Vis spectral and magnetic measurement ...their complexes. The antimicrobial activity of the complexes have been screened ... See full document
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Studies on Some Tellurium Containing Tetraaza Macrocyclic Complexes of Co(II), Mn(II) and Cu(II)
... provide an evidence for the skeleton of the macrocyclic moiety. This is also supported by the presence of medium to strong intensity band at ~1610 – 1652 cm -1 and 806-829 cm -1 attributed to N-H deformations ... See full document
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Synthesis and Spectral Studies of Cobalt (II) and Nickel (II) Complexes with 18-membered Macrocyclic Ligand Derived from Malonodihydrazide
... the macrocyclic complexes besides some of the bands observed for the dihydrazide ...(malonodihydrazide) complexes with the α – ...these complexes involve bonding of amide groups with the ... See full document
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