Caught! Crystal trapping of a side-on peroxo bound to Cr(IV)

David P. de Sousa,^a   Jennifer O. Bigelow,^b   Jonas Sundberg,^a  Lawrence Que, Jr.^b and   Christine J. McKenzie*^a  

Show Affiliations

Chem. Commun., 2015, Advance Article

DOI: 10.1039/C4CC08785B
Received 06 Nov 2014, Accepted 07 Jan 2015
First published online 07 Jan 2015

A Cr(IV)η²–peroxo complex crystallizes from 33% aqueous H₂O₂. The complex is a likely intermediate in catalytic disproportionation of H₂O₂ proposed to occur through a single metal site mechanism in solution – and solid state.