A Novel Tris(2-aminoethyl)amine Based Tripodal Ligand: Synthesis and Solution Coordination Studies with Trivalent Iron and Chromium

Figure 8

(a) pH dependent fluorescence intensities with standard deviations of ligand (L) and Fe(III)-L. (b) Fluorescence spectra of the ligand with increasing concentration of Fe(III), where [L] = 20 μM and [Fe(III)] = 2 to 1000 μM (from top to bottom) at pH = 7.4, = 289 nm, and = 496 nm.

(a)

(b)