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Spectroscopic, Redox and Biological Studies of Push-Pull Porphyrins and Their Metal Complexes

We have synthesized a series of push-pull porphyrins containing both donor and acceptor substituents at the mesopositions and have examined their spectral and biological properties. The push-pull porphyrins containing both strong donor NH2 and acceptor NO2 at meso-positions, in which donor group con...

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Bibliographic Details
Published in:Bulletin of the Korean Chemical Society 2010, 31(9), , pp.2656-2664
Main Authors: Rajesh, K., Rahiman, A. Kalilur, Bharathi, K. Shanmuga, Sreedaran, S., Gangadevi, V., Narayanan, V.
Format: Article
Language:English
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Summary:We have synthesized a series of push-pull porphyrins containing both donor and acceptor substituents at the mesopositions and have examined their spectral and biological properties. The push-pull porphyrins containing both strong donor NH2 and acceptor NO2 at meso-positions, in which donor group condensed with the ligand, (2,6-bis(4-methylpiperazine-1-yl-methyl)-4-formlyphenol (L) to form imine linkages with porphyrin. The Schiff base ligand 5-[4-(2,6-bis(4-methylpiperazine-1-yl-methyl)-4-iminomethylphenol)phenyl]-10,15,20-tris(4-nitrophenyl) porphyrin [an3(TPP)L] can be synthesized from 2,6-bis(4-methylpiperazine-1-yl-methyl)-4-formylphenol (L) and 5-(4-aminophenyl)-10, 15,20-tris(4-nitrophenyl)porphyrin. The push-pull porphyrin [an3(TPP)L] was metallated to get copper,nickel and zinc complexes. The spectral, electrochemical, antibacterial, antifungal and cytotoxicity properties of all the donor- acceptor push-pull porphyrins and their complexes were characterized and studied. KCI Citation Count: 10
ISSN:0253-2964
1229-5949
DOI:10.5012/bkcs.2010.31.9.2656