. "DE - Spolkov\u00E1 republika N\u011Bmecko" . . . "Controlling Metal/Ligand/Metal Oxidation State Combinations by Ancillary Ligand (L) Variation in the Redox Systems [L2Ru(.mu.boptz)RuL2]n, boptz=3, 6-bis(2-oxidophenyl)- 1,2,4,5 tetrazine and L=acetylacetonate, 2,2\u00B4-bipyridine, or 2-phenylazopyridine"@en . . "P(IAA400400505), P(LC510), Z(AV0Z40400503)" . "0947-6539" . "Controlling Metal/Ligand/Metal Oxidation State Combinations by Ancillary Ligand (L) Variation in the Redox Systems [L2Ru(.mu.boptz)RuL2]n, boptz=3, 6-bis(2-oxidophenyl)- 1,2,4,5 tetrazine and L=acetylacetonate, 2,2\u00B4-bipyridine, or 2-phenylazopyridine" . "Maji, S." . . "469792" . . . . "10"^^ . "Lahiri, G. K." . . "bridging ligands; EPR spectroscopy; magnetic properties; N,O ligands; ruthenium"@en . . "Role m\u016Fstkov\u00E9ho ligandu boptz2-, jen\u017E zahrnuje donorovou i akceptorovou funkci, byla vy\u0161et\u0159ov\u00E1na v kombinaci s elektronicky odli\u0161n\u00FDmi dopl\u0148kov\u00FDmi ligandy (donorov\u00FD acac-, m\u00EDrn\u011B .pi.-akceptorov\u00FD bpy, siln\u011B .pi.-akceptorov\u00FD pap) s pou\u017Eit\u00EDm cyklick\u00E9 voltametrie, spektroelektrochemie a EPR spektroskopie pro n\u011Bkolik dostupn\u00FDch redox stav\u016F. Bylo zji\u0161t\u011Bno, \u017Ee kombinace oxida\u010Dn\u00EDch stav\u016F kov/ligand/kov z\u016Fst\u00E1vaj\u00ED v n\u011Bkter\u00FDch p\u0159\u00EDpadech nem\u011Bnn\u00E9 p\u0159i zm\u011Bn\u011B vedlej\u0161\u00EDch ligand\u016F, av\u0161ak t\u0159i isoelektronick\u00E9 paramagnetick\u00E9 struktury Ru(.mu.-boptz)Ru vyk\u00E1zaly v\u00FDznamn\u00E9 rozd\u00EDly. Vynikaj\u00EDc\u00ED tolerance bpy koligandu pro RuIII i RuII je demonstrov\u00E1na p\u0159ijet\u00EDm formy se sm\u00ED\u0161enou valenc\u00ED v [L2Ru(.mu.-boptz)RuL2]3+, L = bpy, zat\u00EDmco p\u0159\u00EDslu\u0161n\u00FD syst\u00E9m s pap stabilizuje RuII stavy a poskytuje fenoxyl radik\u00E1lov\u00FD ligand a slou\u010Denina s L = acac- obsahuje dv\u011B RuIII centra spojen\u00E1 tetrazinov\u00FDm anion-radik\u00E1lov\u00FDm m\u016Fstkem."@cs . "Chemistry - A European Journal" . "\u0158\u00EDzen\u00ED kombinac\u00ED oxida\u010Dn\u00EDho stavu kov/ligand/kov variac\u00ED pobo\u010Dn\u00E9ho ligandu (L ) v redox syst\u00E9mech [L2Ru(.mu.-boptz)RuL2]n, boptz = 3, 6-bis(2-oxidofenyl) -1, 2, 4, 5- tetrazin a L= acac, bpy nebo pap (2-fenylazopyridin)"@cs . "[C81BEEC418AC]" . "Controlling Metal/Ligand/Metal Oxidation State Combinations by Ancillary Ligand (L) Variation in the Redox Systems [L2Ru(.mu.boptz)RuL2]n, boptz=3, 6-bis(2-oxidophenyl)- 1,2,4,5 tetrazine and L=acetylacetonate, 2,2\u00B4-bipyridine, or 2-phenylazopyridine" . "\u0158\u00EDzen\u00ED kombinac\u00ED oxida\u010Dn\u00EDho stavu kov/ligand/kov variac\u00ED pobo\u010Dn\u00E9ho ligandu (L ) v redox syst\u00E9mech [L2Ru(.mu.-boptz)RuL2]n, boptz = 3, 6-bis(2-oxidofenyl) -1, 2, 4, 5- tetrazin a L= acac, bpy nebo pap (2-fenylazopyridin)"@cs . "12" . "1"^^ . "Urbanos, F. A." . "Jimenez-Aparicio, R." . . . "RIV/61388955:_____/06:00040829!RIV07-AV0-61388955" . "Fiedler, Jan" . "2" . . "Sarkar, B." . "RIV/61388955:_____/06:00040829" . . "Controlling Metal/Ligand/Metal Oxidation State Combinations by Ancillary Ligand (L) Variation in the Redox Systems [L2Ru(.mu.boptz)RuL2]n, boptz=3, 6-bis(2-oxidophenyl)- 1,2,4,5 tetrazine and L=acetylacetonate, 2,2\u00B4-bipyridine, or 2-phenylazopyridine"@en . . "The role of the both donor and acceptor functions containing boptz2- bridging ligand has been investigated in combination with the electronically different ancillary ligands (donating acac, moderately .pi. accepting bpy, strongly .pi. accepting pap) using cyclic voltammetry, spectroelectrochemistry and EPR spectroscopy for several accessible redox states. Metal/ligand/metal oxidation state combinations were found to remain invariant to ancillary ligand change in some instances, however, three isoelectronic paramagnetic cores Ru(.mu.-boptz)Ru howed remarkable differences. The excellent tolerance of the bpy co-ligand for both RuIII and RuII is demonstrated by the adoption of the mixed valent form in [L2Ru(.mu.-boptz)RuL2]3+, L = bpy, whereas the corresponding system with pap stabilises the RuII states to yield a phenoxyl radical ligand and the compound with L = acac- contains two RuIII centers connected by a tetrazine anion radical bridge."@en . . . . . "8"^^ . "Kaim, W." . "489;498" . "The role of the both donor and acceptor functions containing boptz2- bridging ligand has been investigated in combination with the electronically different ancillary ligands (donating acac, moderately .pi. accepting bpy, strongly .pi. accepting pap) using cyclic voltammetry, spectroelectrochemistry and EPR spectroscopy for several accessible redox states. Metal/ligand/metal oxidation state combinations were found to remain invariant to ancillary ligand change in some instances, however, three isoelectronic paramagnetic cores Ru(.mu.-boptz)Ru howed remarkable differences. The excellent tolerance of the bpy co-ligand for both RuIII and RuII is demonstrated by the adoption of the mixed valent form in [L2Ru(.mu.-boptz)RuL2]3+, L = bpy, whereas the corresponding system with pap stabilises the RuII states to yield a phenoxyl radical ligand and the compound with L = acac- contains two RuIII centers connected by a tetrazine anion radical bridge." . "Patra, S." . . .