Abstract
A new bimetallic Ru(II) complex bridged by (Z)-1-(4-fluorobenzyl)-3-((4-fluorophenyl)(3H-pyrrolo[3,4-f]isoquinolin-3-ylidene)methyl)-2H-pyrrolo[3,4-f]isoquinoline has been synthesized and characterized by electronic spectroscopy, 1HNMR, HRMS, and elemental analysis. Binding studies with calf thymus DNA (ctDNA) show binding constants as high as 105M−1 indicating a strong interaction of the complex with DNA. When aqueous solutions of the complex and plasmid DNA are irradiated with low energy light for brief periods of time, complete photocleavage of the DNA is observed.
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