Diruthenium Complexes of p-Benzoquinone-Imidazole Hybrid Ligands: Innocent or Noninnocent Behavior of the Quinone Moiety. Chemistry - An Asian Journal, (13)19:2947--2955, 2018. [PUMA: ruthenium ESR crystal complex;ruthenium complex diarylbenzoquinonodiimidazole redox potential prepn structure]
Non-innocence and mixed valency in tri- and tetranuclear ruthenium complexes of a heteroquinone bridging ligand. Dalton Transactions, (46)44:15589--15598, 2017. [PUMA: frontier crystal complex;ruthenium orbital mol complex structure multinuclear ruthenium complex;redox complex;optimized tetraazapentacenequinone potential prepn]
1,5-Diamido-9,10-anthraquinone, a Centrosymmetric Redox-Active Bridge with Two Coupled b-Ketiminato Chelate Functions: Symmetric and Asymmetric Diruthenium Complexes. Inorganic Chemistry, (55)11:5655--5670, 2016. [PUMA: bipyridine phenyldiazenylpyridine crystal complex;ruthenium diaminoanthracenedione complex complex;electrochem spectroelectrochem structure dinuclear ruthenium mononuclear prepn]
Novel and stable metal-metal-bonded diruthenium(I) complexes containing TCNX0/.bul.- in both the inner and the outer coordination sphere (TCNX = TCNE, TCNQ). A combined EPR/ENDOR-, UV/visible/near-IR-, and IR-spectroscopic and electrochemical investigation. Inorganic Chemistry, (31)15:3269--3276, 1992. [PUMA: ruthenium TCNE TCNQ complex;ruthenium complex TCNE;ESR electrochem redox]
Stabilization of biochemically interesting intermediates by metal coordination. 6. Charge transfer in complexes of 1,3-dimethyllumazine with low-valent metals. Inorganic Chemistry, (28)26:4645--4648, 1989. [PUMA: lumazine;copper transfer charge complex;ruthenium complex metal lumazine;rhenium complex;electrochem lumazine complex;transition redox transition]
Synthesis and mixed valence aspects of (L)ClRu2(m-tppz)n+ incorporating 2,2'-dipyridylamine (L) as ancillary and 2,3,5,6-tetrakis(2-pyridyl)pyrazine (tppz) as bridging ligand. Dalton Transactions, 18:3550--3555, 2003. [PUMA: polypyridylpyrazine const complex;ruthenium complex complex;electrochem complex;luminescence valence dinuclear ruthenium comproportionation dipyridylamine complex;mixed mononuclear prepn]
Application of a Structure/Oxidation-State Correlation to Complexes of Bridging Azo Ligands. Chemistry - A European Journal, (18)35:11007-11018, S11007/1-S11007/28, 2012. [PUMA: structure;structure crystal complex;ruthenium complex azobispyridine ligand ruthenium transfer relationship noninnocent state electron oxidn prepn]
Experimental- and DFT Evidence for the Fractional Non-Innocence of a b-Diketonate Ligand. Chemistry - A European Journal, (18)45:14434-14443, S14434/1-S14434/24, 2012. [PUMA: voltammetry oxidophenalenone;EPR phenylazopyridine complex;ruthenium complex diketonate oxidophenalenone;DFT ligand ruthenium oxidophenalenone oxidophenalenone;noninnocence noninnocent calcn electron exchange cyclic prepn]
Ancillary Ligand Control of Electronic Structure in o-Benzoquinonediimine-Ruthenium Complex Redox Series: Structures, Electron Paramagnetic Resonance (EPR), and Ultraviolet-Visible-Near-Infrared (UV-vis-NIR) Spectroelectrochemistry. Inorganic Chemistry, (54)7:3376--3386, 2015. [PUMA: bipyridine phenylazopyridine crystal complex;ruthenium complex;DFT electrochem complex prepn;spectroelectrochem structure transition ruthenium acetylacetonate benzoquinonediimine electron]
An Odd-Electron Complex Ruk(NOm)(Qn)(terpy)2+ with Two Prototypical Non-Innocent Ligands. Angewandte Chemie, International Edition, (48)23:4242-4245, S4242/1-S4242/6, 2009. [PUMA: voltammetry complex;cyclic crystal complex;ruthenium complex complex;electronic iminobenzoquinone isomeric structure ruthenium nitrosyl terpyridine complex;optimized geometry prepn]
Bis(acetylacetonato)ruthenium Complexes of Noninnocent 1,2-Dioxolene Ligands: Qualitatively Different Bonding in Relation to Monoimino and Diimino Analogues. Chemistry - A European Journal, (17)39:11030-11040, S11030/1-S11030/45, 2011. [PUMA: benzoquinone ruthenium acetylacetonato crystal complex;ruthenium complex electrochem magnetism acetylacetonate benzosemiquinone prepn structure]
Synthesis and spectroelectrochemical characterization of a novel oxalate-bridged binuclear ruthenium(III) complex. Chemistry Letters, (32)3:274--275, 2003. [PUMA: coupling dinuclear ruthenium complex;comproportionation const complex;ruthenium complex complex;electrochem acetylacetonate antiferromagnetic oxalate prepn]
Metal vs. Ligand Reduction in Complexes of 1,3-Dimethylalloxazine (DMA) with Copper(I), Ruthenium(II), and Tungsten(VI). Crystal Structures of (DMA)WO2Cl2 and (Bis(1-methylimidazol-2-yl)ketone)WO2Cl2. Inorganic Chemistry, (39)18:4052--4058, 2000. [PUMA: bipyridine oxo imidazolylketone complex;ruthenium alloxazine electrochem metal reduced chloro;ESR bisimidazolylketone structure transition redn;tungsten tungsten redn;crystal chloro copper redn;transition phosphine prepn]
Near-Infrared-Absorbing Organometallic Diruthenium Complex Intermediates: Evidence for Bridging Anthrasemiquinone Formation and against Mixed Valency. Chemistry - A European Journal, (23)70:17810--17816, 2017. [PUMA: ruthenium absorption crystal complex;ruthenium complex IR dioxidoanthraquinone redox potential prepn structure]
2,5-Dioxido-1,4-benzoquinonediimine (H2L2-), a hydrogen-bonding noninnocent bridging ligand related to aminated topaquinone: Different oxidation state distributions in complexes (bpy)2Ru2(m-H2L)n (n = 0 , +, 2+, 3+, 4+) and (acac)2Ru2(m-H2L)m (m = 2-, -, 0, +, 2+). Chemistry - A European Journal, (11)17:4901--4911, 2005. [PUMA: charge complex;ruthenium electrochem complex complex;electrochem bond redox valence acac complex;crystal ligand structure dinuclear ruthenium transfer complex;mixed bridged dioxidobenzoquinonediimine complex;hydrogen bridging prepn]
Characterization of the mixed-valent intermediate (n = 3) of the complex series (μ,η3:η3-L)Ru(terpy)2n+ with the unsaturated bridging ligand N,N'-bis(a-picolinoyl)hydrazido(2-) = L2-. Polyhedron, (23)4:701--707, 2004. [PUMA: dinuclear ruthenium terpyridine complex;ruthenium picolinoylhydrazido complex electrochem complex;ESR redn prepn]
Cis/trans-isomerism of complexes RuCl2(S-dmso)tpy), tpy = terpyridine ligand. Zeitschrift fuer Anorganische und Allgemeine Chemie, (631)2-3:491--495, 2005. [PUMA: DMSO crystal complex;ruthenium complex complex;electrochem redox cis structure ruthenium trans terpyridine chloro isomerism prepn]
Formation, reactivity, and photorelease of metal bound nitrosyl in Ru(trpy)(L)(NO)n+ (trpy = 2,2':6',2''-terpyridine, L = 2-phenylimidazo4,5-f1,10-phenanthroline). Inorganic Chemistry, (47)8:3218--3227, 2008. [PUMA: reactivity crystal complex;ruthenium electrochem complex phenylimidazophenanthroline photorelease structure ruthenium complex;nitrosyl nitrosyl terpyridine complex;kinetics oxidn prepn]
Metal-Induced Reductive Ring Opening of 1,2,4,5-Tetrazines: Three Resulting Coordination Alternatives, Including the New Non-Innocent 1,2-Diiminohydrazido(2-) Bridging Ligand System. Inorganic Chemistry, (45)3:1316--1325, 2006. [PUMA: dinuclear ruthenium induced acetylacetonato opening crystal complex;ruthenium ring diiminohydrazido electrochem;tetrazine prepn structure]
Electronic structure of heterodinuclear complexes (bpy)2RuII(m-bpym)MLn; bpy = 2,2'-bipyridine; bpym = 2,2'-bipyrimidine; MLn = Cu(PPh3)2, Mo(CO)4, Re(CO)3Cl. Inorganica Chimica Acta, (181)1:15--21, 1991. [PUMA: bipyridine ESR heterobinuclear complex;ruthenium heterobinuclear;rhenium electrochem complex metal complex;molybdenum heterodinuclear bipyrimidine transition ruthenium complex;redox complex;copper]
Ruthenium complexes with vinyl, styryl, and vinylpyrenyl ligands: A case of non-innocence in organometallic chemistry. Journal of the American Chemical Society, (130)1:259--268, 2008. [PUMA: vinylruthenium ESR conjugated complex;ruthenium complex conjugation pyrenylethenyl carbonyl spectra pyridine complex;crystal structure ruthenium styryl effect pi hexenyl electrooxidn;spectroelectrochem complex;mol phosphine oxidn vinyl potential prepn]
Sensitivity of a Strained C-C Single Bond to Charge Transfer: Redox Activity in Mononuclear and Dinuclear Ruthenium Complexes of Bis(arylimino)acenaphthene (BIAN) Ligands. Inorganic Chemistry, (53)14:7389--7403, 2014. [PUMA: acetylacetonato crystal complex;ruthenium EPR electrochem tetrakispyridylpyrazine complex structure ruthenium DFT bisphenyliminoacenaphthene calcn prepn]
Noninnocence of Indigo: Dehydroindigo Anions as Bridging Electron-Donor Ligands in Diruthenium Complexes. Inorganic Chemistry, (55)6:3105--3116, 2016. [PUMA: dinuclear ruthenium dehydroindigo phenylazopyridine crystal complex;ruthenium electrochem spectroelectrochem mononuclear electronic prepn structure]
Tetrazine derived mononuclear RuII(acac)2(L) (1), RuII(bpy)2(L)(ClO4)2 (2) and RuII(bpy)(L)2(ClO4)2 (3) (L = 3-amino-6-(3,5-dimethylpyrazol-1-yl)-1,2,4,5-tetrazine, acac = acetylacetonate, bpy = 2,2'-bipyridine): Syntheses, structures, spectra and redox properties. Polyhedron, (24)2:333--342, 2005. [PUMA: aminopyrazolyltetrazine bipyridine charge complex;ruthenium complex complex;electrochem redox complex;crystal structure ruthenium luminescence transfer spectrum acetylacetonate]
(μ-L)RuII(acac)22n, n = 2+, +, 0, -, 2-, with L = 3,3',4,4'-tetraimino-3,3',4,4'-tetrahydrobiphenyl. EPR-supported assignment of NIR absorptions for the paramagnetic intermediates. Dalton Transactions, 5:750--753, 2004. [PUMA: MO complex;ruthenium tetraiminobiphenyl IR electrochem complex redox spectroelectrochem calcn;near complex;frontier ruthenium DFT binuclear complex;EPR paramagnetic prepn]
An unusually weak intervalence transition in a very stable bis chelate analog of the ruthenium mixed-valent Creutz-Taube ion. UV/visible/near-IR and EPR spectroelectrochemistry of (NH3)4Ru(m-bptz)Ru(NH3)4n+ (bptz = 3,6-bis(2-pyridyl)-1,2,4,5-tetrazine; n = 3 - 5). Inorganic Chemistry, (32)12:2640--2643, 1993. [PUMA: ESR complex;ruthenium g ammine complex structure ruthenium tetrazine complex;UV spectrum complex;redox pyridyl factor potential electronic]
Molecule-Bridged Mixed-Valent Intermediates Involving the RuI Oxidation State. Journal of the American Chemical Society, (126)45:14706--14707, 2004. [PUMA: UV voltammetry charge iminomethylpyrazine complex;ruthenium arene complex dimer;cyclic mixed valence spectra azobispyridine transition areneruthenium transfer complex;redox dimer;EPR bridged diruthenium potential prepn]
Mixed-Valent Metals Bridged by a Radical Ligand: Fact or Fiction Based on Structure-Oxidation State Correlations. Journal of the American Chemical Society, (130)11:3532--3542, 2008. [PUMA: complex;ruthenium optimized complex;geometry complex azobispyrimidine azobispyridine ruthenium transfer complex;MO complex;ESR acetylacetonate electron prepn]
Theoretical and experimental evidence for a new kind of spin-coupled singlet species: Isomeric mixed-valent complexes bridged by a radical anion ligand. Angewandte Chemie, International Edition, (44)35:5655--5658, 2005. [PUMA: crystal complex;ruthenium optimized complex;geometry complex complex;electrochem complex;electronic redox azobispyridine isomeric structure ruthenium acetylacetonate prepn]
Complexes of folic acid, lumiflavin and riboflavin with bis(2,2'-bipyridine)ruthenium(II). Facilitated formation of flavosemiquinone complexes and substantial decrease of pKa(NH). Inorganica Chimica Acta, (195)1:123--126, 1992. [PUMA: ruthenium acid bipyridine complex;ruthenium complex riboflavin lumiflavin folic]
Pseudo-base formation in the attempted synthesis of a conjugatively coupled bis(nitrosylruthenium) complex and spectroelectrochemistry of bipyrimidine-bridged dinuclear Ru(terpy)X precursor compounds (X = Cl, NO2). Dalton Transactions, 7:868--873, 2008. [PUMA: dinuclear ruthenium nitrosyl terpyridine crystal complex;ruthenium complex hydroxybipyrimidine bipyrimidine spectroelectrochem prepn structure]
Metal-Metal Bridging Using the DPPP Dye System: Electronic Configurations within Multiple Redox Series. Inorganic Chemistry, (56)5:2992--3004, 2017. [PUMA: frontier bipyridine phenylazopyridine crystal complex;ruthenium orbital mol dihydrodipyridylpyrrolopyrroledione structure ruthenium complex;redox pentanedionato complex;optimized potential prepn]
New Ruthenium Nitrosyl Complexes with Tris(1-pyrazolyl)methane (tpm) and 2,2'-Bipyridine (bpy) Coligands. Structure, Spectroscopy, and Electrophilic and Nucleophilic Reactivities of Bound Nitrosyl. Inorganic Chemistry, (45)21:8608--8617, 2006. [PUMA: reaction crystal complex;ruthenium hydroxide optimized complex;geometry complex complex;oxidn redn complex;electrochem structure ruthenium pyrazolylmethane nitrosyl complex;kinetics kinetics prepn]
Complexes of the imine/thioether mixed-donor ligand 8-methylthioquinoline with d6-configurated transition metal centers: Synthesis, structures and comparison with complexes of 1-methyl-2-(methylthiomethyl)-1H-benzimidazole. Inorganica Chimica Acta, (357)11:3325--3330, 2004. [PUMA: bipyridine crystal complex;ruthenium electrochem complex metal redox methylthiomethylbenzimidazole structure transition redox;transition methylthioquinoline prepn]