%0 Journal Article %1 Bruns.1991 %A Bruns, W. %A Kaim, W. %D 1991 %J NATO ASI Series, Series C: Mathematical and Physical Sciences %K ESR IR carbonyl dinuclear dinuclear;tungsten phosphine pyrazine tungsten %N Mixed Valency Syst.: Appl. Chem., Phys. Biol %P 365--370 %T First stable organometallic analog mer-(OC)3(PiPr3)2W(m-pyrazine)W(PiPr3)2(CO)3+ of the Creutz-Taube ion: Similarities and differences %V 343 %X Both the Creutz-Taube ion (H3N)5Ru(m-pz)Ru(NH3)55+ (I) and the new stable complex mer-(OC)3(PR3)2W(m-pz)W(PR3)2(CO)3+ (II; R = CHMe2) contain d5/d6 mixed valent metal centers bridged by pyrazine (pz). II is distinguished from I by stronger charge-transfer interaction, higher comproportionation const., lower intervalence transition band energy and less pronounced g anisotropy in the ESR spectrum. Vibrational data suggest delocalized structures for both systems. on SciFinder(R)

@article{Bruns.1991, abstract = {Both the Creutz-Taube ion [(H3N)5Ru(\textgreek{m}-pz)Ru(NH3)5]5+ (I) and the new stable complex [mer-(OC)3(PR3)2W(\textgreek{m}-pz)W(PR3)2(CO)3]+ (II; R = CHMe2) contain d5/d6 mixed valent metal centers bridged by pyrazine (pz). II is distinguished from I by stronger charge-transfer interaction, higher comproportionation const., lower intervalence transition band energy and less pronounced g anisotropy in the ESR spectrum. Vibrational data suggest delocalized structures for both systems. [on SciFinder(R)]}, added-at = {2022-06-15T11:26:56.000+0200}, author = {Bruns, W. and Kaim, W.}, biburl = {https://puma.ub.uni-stuttgart.de/bibtex/2aa2fc527ac344a8e8a72afff35af812e/huebleriac}, interhash = {de9ff964c4b432515ea7ca925a5e8d2a}, intrahash = {aa2fc527ac344a8e8a72afff35af812e}, issn = {0258-2023}, journal = {NATO ASI Series, Series C: Mathematical and Physical Sciences}, keywords = {ESR IR carbonyl dinuclear dinuclear;tungsten phosphine pyrazine tungsten}, number = {Mixed Valency Syst.: Appl. Chem., Phys. Biol}, pages = {365--370}, timestamp = {2022-06-15T09:26:56.000+0200}, title = {First stable organometallic analog [mer-(OC)3(PiPr3)2W(\textgreek{m}-pyrazine)W(PiPr3)2(CO)3]+ of the Creutz-Taube ion: Similarities and differences}, volume = 343, year = 1991 }