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. Author manuscript; available in PMC: 2012 Jul 5.
Published in final edited form as: Chemistry. 2011 Jan 5;17(5):1622–1634. doi: 10.1002/chem.201002297

Table 1.

Kinetic parameters for the water exchange reaction at selected oxo-iron(IV) complexes

Compound akexc ×10−3 M−1 s−1 ΔH≠ kcal mol−1 ΔS≠ cal K−1 mol−1 Ref
2 28±3 10.2±0.8 −32±3 -
[Fe(O)(tmc)(CH3CN)]2+ 2.0b 4.1±0.6 −57±8 [44]
[Fe(O)(N4Py)]2+ 2.4b 4.0±0.6 −57±8 [44]
[Fe(O)(tpa)(S)]2+ 8±2 c c -
a

At 295K

b

Calculated from experimental data in ref. 44.

c

Eyring analysis could not be performed because of limited thermal stability.