Skip to main content
. Author manuscript; available in PMC: 2009 Jan 16.
Published in final edited form as: J Am Chem Soc. 2007 Dec 13;130(2):676–686. doi: 10.1021/ja0762745

Scheme 4.

Scheme 4

Schematic showing the destabilization of the π*y and π*x [(S2)2]4− orbitals due to inter S22− repulsion. This destabilization raises the ligand orbital above the Cu dx2−y2(A)±dx2−y2(B) set leading to inverted bonding scheme and dominant ligand composition in the ground state.