"Ovlivn\u011Bn\u00ED spinov\u00E9ho rozlo\u017Een\u00ED pobo\u010Dn\u00FDm ligandem u oxidovan\u00E9 a redukovan\u00E9 formy dirutheniov\u00FDch komplex\u016F s m\u016Fstkov\u00FDm bis-bident\u00E1tn\u00EDm ligandem 1,4-bis(2-fenolato)-1,4-diazabutadienem"@cs . "Kaim, W." . . "1477-9226" . "-" . "Ancillary ligand determination of the spin location in both oxidized and reduced forms of diruthenium complexes bridged by bis-bidentate 1,4-bis(2-phenolato)-1,4-diazabutadiene"@en . . "409995" . . "P(OC 139), P(OC 140), Z(AV0Z40400503)" . . "Leboschka, M." . "[65A4BF2FD0DA]" . "Fiedler, Jan" . "Ovlivn\u011Bn\u00ED spinov\u00E9ho rozlo\u017Een\u00ED pobo\u010Dn\u00FDm ligandem u oxidovan\u00E9 a redukovan\u00E9 formy dirutheniov\u00FDch komplex\u016F s m\u016Fstkov\u00FDm bis-bident\u00E1tn\u00EDm ligandem 1,4-bis(2-fenolato)-1,4-diazabutadienem"@cs . . "Ancillary ligand determination of the spin location in both oxidized and reduced forms of diruthenium complexes bridged by bis-bidentate 1,4-bis(2-phenolato)-1,4-diazabutadiene" . "5"^^ . "spectroelectrochemical properties; electronic structure; ruthenium complexes; metal complexes"@en . . . . . . "Dalton Transactions" . . "Ghumaan, S." . "The rare bridging mode of 1,4-bis(2-phenolato)-1,4-diazabutadiene = glyoxalbis(2-hydroxyanil) (L2\u2013) is adopted in {(.mu.-L2-)[RuII(bpy)2]2}2+ (12+), obtained as bis-perchlorate. Four well accessible redox forms of 1n (n = 4+, 3+, 2+, +) have been characterized by UV-VIS-NIR spectroelectrochemistry. The (3+) and (+) intermediates have also been investigated by EPR, both showing radical-type signals close to g = 2. The observation stands in stark contrast to EPR results previously obtained for the related [(.mu.-L)[Ru(acac)2]2}n, n = + and -, both of which exhibit metal centered spin. In combination with the UV-Vis-NIR spectra these results suggest the preferential involvement of the multistep ligand redox system Ln\u00B4\u00B4- in the electron transfer processes. The relative stabilization of RuII by .pi.-accepting bpy is made responsible for the oxidation of the ligand L2- instead of the metal." . . "Neobvykl\u00FD stav ligandov\u00E9ho m\u016Fstku 1,4-bis(2-fenolato)-1,4-diazabutadienu = glyoxalbis(2-hydroxyanil) (L2-) je ustaven v {(.mu.-L2\u00B4\u00B4)[RuII(bpy)2]2}2+ (12+), z\u00EDskan\u00E9m jako bis-perchlor\u00E1t. \u010Cty\u0159i dob\u0159e dostupn\u00E9 redox formy 1n (n = 4+, 3+, 2+, +) byly charakterizov\u00E1ny UV-VIS-NIR spektroelektrochemi\u00ED. Meziprodukty (3+ ) a (+ ) byly rovn\u011B\u017E vy\u0161et\u0159ov\u00E1ny s pou\u017Eit\u00EDm EPR, oba vykazuj\u00ED radik\u00E1lov\u00FD typ sign\u00E1lu bl\u00EDzko g = 2. Pozorov\u00E1n\u00ED je v p\u0159\u00EDkr\u00E9m rozporu s EPR v\u00FDsledky d\u0159\u00EDve z\u00EDskan\u00FDmi pro p\u0159\u00EDbuzn\u00FD [(.mu.-L)[Ru(acac)2]2}n, n = + a -, se spinem lokalizovan\u00E9m na kovu. Ve spojen\u00ED s UV-VIS-NIR spektry tyto v\u00FDsledky nazna\u010Duj\u00ED p\u0159evl\u00E1daj\u00EDc\u00ED \u00FA\u010Dast ligandov\u00E9ho redox syst\u00E9m Ln\u00B4\u00B4 v elektronov\u00FDch p\u0159enosech. Relativn\u011B stabilizovan\u00FD RuII stav prost\u0159ednictv\u00EDm .pi.-akceptoru bpy je zodpov\u011Bdn\u00FD za oxidaci ligandu L2- nam\u00EDsto kovu."@cs . . "GB - Spojen\u00E9 kr\u00E1lovstv\u00ED Velk\u00E9 Brit\u00E1nie a Severn\u00EDho Irska" . . "1"^^ . "RIV/61388955:_____/07:00084290!RIV08-MSM-61388955" . "19" . "Sarkar, B." . "Ancillary ligand determination of the spin location in both oxidized and reduced forms of diruthenium complexes bridged by bis-bidentate 1,4-bis(2-phenolato)-1,4-diazabutadiene" . "1934;1938" . . "Ancillary ligand determination of the spin location in both oxidized and reduced forms of diruthenium complexes bridged by bis-bidentate 1,4-bis(2-phenolato)-1,4-diazabutadiene"@en . "RIV/61388955:_____/07:00084290" . "The rare bridging mode of 1,4-bis(2-phenolato)-1,4-diazabutadiene = glyoxalbis(2-hydroxyanil) (L2\u2013) is adopted in {(.mu.-L2-)[RuII(bpy)2]2}2+ (12+), obtained as bis-perchlorate. Four well accessible redox forms of 1n (n = 4+, 3+, 2+, +) have been characterized by UV-VIS-NIR spectroelectrochemistry. The (3+) and (+) intermediates have also been investigated by EPR, both showing radical-type signals close to g = 2. The observation stands in stark contrast to EPR results previously obtained for the related [(.mu.-L)[Ru(acac)2]2}n, n = + and -, both of which exhibit metal centered spin. In combination with the UV-Vis-NIR spectra these results suggest the preferential involvement of the multistep ligand redox system Ln\u00B4\u00B4- in the electron transfer processes. The relative stabilization of RuII by .pi.-accepting bpy is made responsible for the oxidation of the ligand L2- instead of the metal."@en . "Lahiri, G. K." . . "Kar, S." . "7"^^ . . . .