Research Article

Coordination Chemistry of Polyaromatic Thiosemicarbazones 2: Synthesis and Biological Activity of Zinc, Cobalt, and Copper Complexes of 1-(Naphthalene-2-yl)ethanone Thiosemicarbazone

Figure 2

Electronic absorption spectral (hypochromic) changes of the complexes on titration with ct-DNA. [M] = 10 μM, [DNA] = 0–34 μM. Insets: plot of [DNA]/( 𝜀 𝑎 𝜀 𝑏 ) versus [DNA].
624756.fig.002a
(a) Complex 1
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(b) Complex 2
624756.fig.002c
(c) Complex 3