Contrasting the Structures of Cu(I) and Cu(II) complexes of Ligands Related to BCS


[CuIL2]+
bis(2,9-Dimethyl-1,10-phenanthroline)-copper(I) monocation
one hexafluorophosphate anion has been removed for clarity of viewing
Note this ligand does not have the SO3H groups found in BCS

Metal Oxidation State: Cu(I) d10

Give a name for the coordination geometry about the Cu(I) metal center




CCDC Code: IPIDEQ
A. Yu. Kovalevsky, M. Gembicky, I. V. Novozhilova, P. Coppens
Inorg Chem Vol 42 p. 8794, 2003,
R = 5.33
[CuIIL2]2+
bis(2,9-Dimethylphenanthroline)-copper(II) dication
two perchlorate counterions and one nitromethane solvent molecule have been removed for clarity of viewing.
Note this ligand does not have the SO3H groups found in BCS

Metal Oxidation State: Cu(II) d9

Give a name for the coordination geometry about the Cu(II) metal center




CCDC Ref Code: RAKKAQ S. Itoh, N. Kishikawa, T. Suzuki, H.D. Takagi Dalton Trans. p. 1066, 2005
R= 5.7

Resources developed by Marion E. Cass, Carleton College 2015; Questions for students in red font