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Description
| - Structurally characterised 2,5-bis(2-hydroxyphenyl)pyrazine (H2L) can be partially or fully deprotonated to form the complexes [(acac)2Ru(.mu.-L)Ru(acac)2] [1], acac- = acetylacetonato = 2,4-pentanedionato, [(pap)2Ru(.mu.-L)Ru(pap)2](ClO4)2 [2](ClO4)2, pap = 2-phenylazopyridine, or [(pap)2Ru(.mu.L)Ru](ClO4), [3](ClO4). Several reversible oxidation and reduction processes were observed in each case and were analysed with respect to oxidation state alternatives through EPR and uv-vis-nir spectroelectrochemistry. In relation to previously reported compounds with 2,2/-bipyridine as ancillary ligands the complex redox system [1]n is distinguished by a preference for metal-based electron transfer whereas the systems [2]n and [3]n favour an invariant RuII state.
- Structurally characterised 2,5-bis(2-hydroxyphenyl)pyrazine (H2L) can be partially or fully deprotonated to form the complexes [(acac)2Ru(.mu.-L)Ru(acac)2] [1], acac- = acetylacetonato = 2,4-pentanedionato, [(pap)2Ru(.mu.-L)Ru(pap)2](ClO4)2 [2](ClO4)2, pap = 2-phenylazopyridine, or [(pap)2Ru(.mu.L)Ru](ClO4), [3](ClO4). Several reversible oxidation and reduction processes were observed in each case and were analysed with respect to oxidation state alternatives through EPR and uv-vis-nir spectroelectrochemistry. In relation to previously reported compounds with 2,2/-bipyridine as ancillary ligands the complex redox system [1]n is distinguished by a preference for metal-based electron transfer whereas the systems [2]n and [3]n favour an invariant RuII state. (en)
- Strukturně charakterizovaný 2,5-bis(2-hydroxyphenyl)pyrazine (H2L) může být částečně nebo úplně deprotonován a tvořit komplexy [(acac)2Ru(.mu.-L)Ru(acac)2] [1], acac- = acetylacetonato = 2,4-pentanedionato, [(pap)2Ru(.mu.-L)Ru(pap)2](ClO4)2 [2](ClO4)2, pap = 2-phenylazopyridine, nebo [(pap)2Ru(.mu.L)Ru](ClO4), [3](ClO4). Bylo pozorováno několik reversibilních oxidačních a redukčních procesů, jež byly analyzovány z hlediska alternativ oxidačních stavů s použitím EPR a uv-vis-nir spektroelektrochemie. V analogii s dříve popsanými sloučeninami s pobočným ligandem 2,2/-bipyridinem, redox systém [1]n se vyznačuje preferencí pro elektronový přenos na kovu, zatímco systémy [2]n a [3]n upřednostňují neměnný RuII stav. (cs)
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Title
| - Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine
- Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine (en)
- Noninocentní chování pobočných a můstkových ligandů v homovalentních komplexů a komplexů se smíšenou valencí [A2Ru(.mu.-L)RuA2]n, A = 2,4-pentanedionato nebo 2-fenylazopyridin, L2- = 2,5-bis(2-oxidophenyl)pyrazin (cs)
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skos:prefLabel
| - Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine
- Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine (en)
- Noninocentní chování pobočných a můstkových ligandů v homovalentních komplexů a komplexů se smíšenou valencí [A2Ru(.mu.-L)RuA2]n, A = 2,4-pentanedionato nebo 2-fenylazopyridin, L2- = 2,5-bis(2-oxidophenyl)pyrazin (cs)
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skos:notation
| - RIV/61388955:_____/07:00084292!RIV08-MSM-61388955
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - P(1P05OC068), P(LC510), Z(AV0Z40400503)
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/61388955:_____/07:00084292
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - spectroelectrochemistry; 2-phenylazopyridine; ruthenium complexes; metal complexes (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
| - GB - Spojené království Velké Británie a Severního Irska
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Fiedler, Jan
- Kaim, W.
- Lahiri, G. K.
- Mobin, S. M.
- Sarkar, B.
- Maji, S.
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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is http://linked.open...avai/riv/vysledek
of | - Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine
- Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine
- Non-innocent behaviour of ancillary and bridging ligands in homovalent and mixed-valent ruthenium complexes [A2Ru(.mu.L)RuA2]n, A = 2,4-pentanedionato or 2-phenylazopyridine, L2- = 2,5–bis(2-oxidophenyl)pyrazine
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