Concepedia

Protonation of the iron–sulfur core in [Fe<sub>4</sub>S<sub>4</sub>X<sub>4</sub>]<sup>2–</sup>(X = Cl or Br): chemical precedent for the elementary reaction of the hydrogenases and nitrogenases

Richard A. Henderson, Kay E. Oglieve

Journal of the Chemical Society Chemical Communications · 1994 · 25 citations · 3 references

DOI

Concepts

Abstract

Kinetic studies on [Fe4S4X4]2–(X = Cl or Br) show that the substitution of the first halide for thiolate is catalysed by protonation of the Fe4S4 cubane core, this is the first demonstration that these cores will bind protons.

References

3

Bioinorganic catalysis

László I. Simándi · Reaction Kinetics and Catalysis Letters · 1999 · 487 citations

Mechanism of the acid-catalysed substitution of [Fe<sub>4</sub>S<sub>4</sub>(SR)<sub>4</sub>]<sup>n–</sup>(R = Ph, n= 2 or 3; R = Et or Bu<sup>t</sup>, n= 2), and transient binding of small molecules at [Fe<sub>4</sub>S<sub>4</sub>(SEt)<sub>4</sub>]<sup>2–</sup>

Richard A. Handerson, Kay E. Oglieve · Journal of the Chemical Society Dalton Transactions · 1993 · 24 citations

, , +17

Kinetic studies on [{MFe<sub>3</sub>S<sub>4</sub>(SR)<sub>3</sub>}<sub>2</sub>(µ-SR)<sub>3</sub>]<sup>3–</sup>(M = Mo or W, R = Et or Ph): influence of Mo or W on the mechanism of substitution at the iron centres within the cluster

Richard A. Henderson, Kay E. Oglieve · Journal of the Chemical Society Dalton Transactions · 1993 · 22 citations

, , +12