The electronic structures of diruthenium complexes containing an oligo(phenylene ethynylene) bridging ligand, and some related molecular structures†
Abstract
The complexes [{Cp′(L2)Ru}CCC6H4C
CC6H2(OMe)2C
CC6H4C
C{Ru(L2)Cp′}](L2 =
CC6H4C
CC6H2(OMe)2C
CC6H4C
CRu(L2)Cp′]2+, which on the basis of the spectroelectrochemical and computational results can be described in terms of two non-interacting Ru(C
CAr)(L2)Cp′ moieties. X-ray structures of the oligophenyleneethynylene HC
CC6H4C
CC6H2(OMe)2C
CC6H4C
CH, the
CC6H4C
CC6H2(OMe)2C
CC6H4C
CAuPPh3 and the precursor