. "P(GA203/03/0821), P(OC D15.10), Z(AV0Z4040901)" . "557427" . "7"^^ . "GB - Spojen\u00E9 kr\u00E1lovstv\u00ED Velk\u00E9 Brit\u00E1nie a Severn\u00EDho Irska" . . . "23" . . . . "Characterization of the Mixed-Valent Intermediate (n = 3) of the Complex Series {(.mu., .eta.3:.eta.3-L)[(Ru(terpy)]2}n+ with the Unsaturated Bridging Ligand N,N\u00B4-Bis-(.alpha.-picolinoyl)hydrazido(2-) = L2-" . . . "N,N''-Bis(alfa-picolinoyl)hydrazin H2L, potenci\u00E1ln\u011B bis-trident\u00E1tn\u00ED konjugovan\u00FD ligand v jeho dvojn\u00E1sobn\u011B deprotonovan\u00E9 form\u011B L2-, byl pou\u017E\u00EDv\u00E1n k synt\u00E9ze dirutheniov\u00FDch(II ) komplex\u016F {(mu-L)[Ru(terpy)](2)}(PF6)(2). Jeho elektrochemick\u00E9 a spektroelektrochemick\u00E9 (UV-VIS-NIR, EPR ) studium odhalilo existenci inermedi\u00E1tu se sm\u00ED\u0161enou valenc\u00ED ((RuRuII)-Ru-III ) s elektrochemick\u00FDmi a spektroskopick\u00FDmi characteristikami podobn\u00FDmi jako u iont\u016F {(mu-adc-R)[Ru(bpy)(2)](2) }(3+ ) (adc-R2- = bis-bidentate C-substituted diacyl hydrazido(2-) ligands): komproporciona\u010Dn\u00ED konstanta K-c = 10(9.0) (CH2CL2), intervalen\u010Dn\u00ED p\u00E1s u 1000 nm (epsilon = 3800 M-1 cm(-1)), EPR sign\u00E1l s g(perpendicular) = 2.14, g(parallel) = 1.953. \u201CNon-innocent\u201D povaha Ln- je odvozena z komparativn\u00ED anal\u00FDzy spektroskopick\u00FDch dat."@cs . "N,N''-Bis(alpha-picolinoyl)hydrazine H2L, a potentially bis-tridentate conjugated ligand in its doubly deprotonated form L2-, has been used to synthesize the diruthenium(II) complex {(mu-L)[Ru(terpy)](2)}(PF6)(2). Its electrochemical and spectroelectrochemical (UV-Vis-NIR, EPR) investigation reveals a mixed-valent ((RuRuII)-Ru-III) intermediate with electrochemical and spectroscopic characteristics related to those of the {(mu-adc-R)[Ru(bpy)(2)](2)}(3+) ions (adc-R2- = bis-bidentate C-substituted diacylhydrazido(2-) ligands): comproportionation constant K-c = 10(9.0) (CH2Cl2), intervalence charge transfer band at 1000 nm (epsilon = 3800 M-1 cm(-1)), EPR signal at g(perpendicular to) = 2.14, g(parallel to) = 1.953. The non-innocent nature of Ln- is inferred from comparative analysis of the spectroscopic data." . . "4" . "Kaim, W." . . "Polyhedron" . "[5F73D06776EF]" . . "701;707" . . "Charakterizace meziprodukt\u016F se sm\u00ED\u0161enou valenc\u00ED (n = 3 ) u s\u00E9rie komplex\u016F {(.mu.,.eta.3:.eta.3-L)[(Ru(terpy)] 2}n+ s nenasycen\u00FDm m\u016Fstkov\u00FDm ligandem N,N-Bis-(.alfa.-picolinoyl)hydrazido(2-) = L2-"@cs . "0277-5387" . "Characterization of the Mixed-Valent Intermediate (n = 3) of the Complex Series {(.mu., .eta.3:.eta.3-L)[(Ru(terpy)]2}n+ with the Unsaturated Bridging Ligand N,N\u00B4-Bis-(.alpha.-picolinoyl)hydrazido(2-) = L2-"@en . "Characterization of the Mixed-Valent Intermediate (n = 3) of the Complex Series {(.mu., .eta.3:.eta.3-L)[(Ru(terpy)]2}n+ with the Unsaturated Bridging Ligand N,N\u00B4-Bis-(.alpha.-picolinoyl)hydrazido(2-) = L2-" . "RIV/61388955:_____/04:00101051" . . "RIV/61388955:_____/04:00101051!RIV/2005/AV0/A54005/N" . "1"^^ . "Charakterizace meziprodukt\u016F se sm\u00ED\u0161enou valenc\u00ED (n = 3 ) u s\u00E9rie komplex\u016F {(.mu.,.eta.3:.eta.3-L)[(Ru(terpy)] 2}n+ s nenasycen\u00FDm m\u016Fstkov\u00FDm ligandem N,N-Bis-(.alfa.-picolinoyl)hydrazido(2-) = L2-"@cs . . . "Characterization of the Mixed-Valent Intermediate (n = 3) of the Complex Series {(.mu., .eta.3:.eta.3-L)[(Ru(terpy)]2}n+ with the Unsaturated Bridging Ligand N,N\u00B4-Bis-(.alpha.-picolinoyl)hydrazido(2-) = L2-"@en . "N,N''-Bis(alpha-picolinoyl)hydrazine H2L, a potentially bis-tridentate conjugated ligand in its doubly deprotonated form L2-, has been used to synthesize the diruthenium(II) complex {(mu-L)[Ru(terpy)](2)}(PF6)(2). Its electrochemical and spectroelectrochemical (UV-Vis-NIR, EPR) investigation reveals a mixed-valent ((RuRuII)-Ru-III) intermediate with electrochemical and spectroscopic characteristics related to those of the {(mu-adc-R)[Ru(bpy)(2)](2)}(3+) ions (adc-R2- = bis-bidentate C-substituted diacylhydrazido(2-) ligands): comproportionation constant K-c = 10(9.0) (CH2Cl2), intervalence charge transfer band at 1000 nm (epsilon = 3800 M-1 cm(-1)), EPR signal at g(perpendicular to) = 2.14, g(parallel to) = 1.953. The non-innocent nature of Ln- is inferred from comparative analysis of the spectroscopic data."@en . "Kn\u00F6dler, A." . "Fiedler, Jan" . "3"^^ . "EPR spectroscopy; hydrazido ligand; spectroelectrochemistry"@en . . . .