Figure 4.
Electronic spectra of a 9.6× 10−6 M (300-500 nm) or 1.28 × 10−3 M (480-800 nm) CHCl3 solutions of [Fe(TMP)(OClO3)] containing, respectively, 10 equivalents of 4-CNPy(· · ·), 10 equivalents of imidazole (—), or 10 equivalents of 4-CNPy and 1 equivalent of imidazole (- - -), per equivalent of iron(III).