Publications

Biprajit Sarkar, Wolfgang Kaim, Jan Fiedler, and Carole. Duboc. Molecule-Bridged Mixed-Valent Intermediates Involving the RuI Oxidation State. Journal of the American Chemical Society, (126)45:14706--14707, 2004. [PUMA: UV arene areneruthenium azobispyridine bridged charge complex complex;redox complex;ruthenium dimer;EPR dimer;cyclic diruthenium iminomethylpyrazine mixed potential prepn spectra transfer transition valence voltammetry]

Konrad Kowalski, Michael Linseis, Rainer F. Winter, Manfred Zabel, Stanislav Zalis, Harald Kelm, Hans-Jorg Kruger, Biprajit Sarkar, and Wolfgang. Kaim. Charge delocalization in a heterobimetallic ferrocene-(vinyl)Ru(CO)Cl(PiPr3)2 system. Organometallics, (28)14:4196--4209, 2009. [PUMA: calcn communication complex complex;frontier complex;mixed complex;solvent complex;vinylferrocene conjugation crystal effect electronic electrooxidn;mol ethenylruthenium ferrocenyl mixed orbital oxidn prepn ruthenium sigma spectra structure valence]

Ralph Huebner, Biprajit Sarkar, Jan Fiedler, Stanislav Zalis, and Wolfgang. Kaim. Metal(IV) Complexes M(LN,O,S)2n (M = Ru, Os) of a Redox-Active o-Amidophenolate Ligand (LN,O,S)2- with Coordinating Thioether Appendix. European Journal of Inorganic Chemistry, (2012)22:3569-3576, S3569/1-S3569/5, 2012. [PUMA: calcn complex complex;DFT complex;ESR complex;mononuclear crystal cyclic mononuclear osmium prepn ruthenium spectra structure;UV thiophenylamidophenolate tridentate voltammetry]

Fridmann M. Hornung, Frank Baumann, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. Spectroelectrochemical Characterization of the Two-Step Redox System (μ-pz)Os(CN)52n- (n = 4, 5, 6; pz = Pyrazine). Similarities and Differences in Relation to the Creutz-Taube System. Inorganic Chemistry, (37)2:311--316, 1998. [PUMA: charge cyano dinuclear dinuclear;electrochem dinuclear;osmium osmium oxidn prepn pyrazine spectra spectroelectrochem transfer]

Fridmann M. Hornung, Frank Baumann, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. Spectroelectrochemical Characterization of the Two-Step Redox System (μ-pz)Os(CN)52n- (n = 4, 5, 6; pz = Pyrazine). Similarities and Differences in Relation to the Creutz-Taube System. Erratum to document cited in CA128:56656. Inorganic Chemistry, (37)20:5402, 1998. [PUMA: charge cyano dinuclear electrochem erratum erratum;cyano erratum;electrochem erratum;erratum erratum;oxidn erratum;transfer osmium oxidn prepn pyrazine pyrazine;osmium spectra spectroelectrochem transfer]

Thomas Pott, Peter Jutzi, Wolfgang Kaim, Wolfgang W. Schoeller, Beate Neumann, Anja Stammler, Hans-Georg Stammler, and Matthias. Wanner. Reactivity of \dqGaI\dq Toward N-Substituted 1,4-Diazabuta-1,3-dienes: Synthesis and Characterization of Gallium Heterocycles Containing Paramagnetic Diazabutadiene Monoanions. Organometallics, (21)15:3169--3172, 2002. [PUMA: B3LYP ESR calcn diazabutadiene diazabutadiene;heterocycle formation gallium heterocycle;crystal heterocycle;gallium in iodide mol monoanion paramagnetic prepn reaction situ spectra structure]

Soumen Sinhababu, Subrata Kundu, Mujahuddin M. Siddiqui, Alexander N. Paesch, Regine Herbst-Irmer, Brigitte Schwederski, Pinaki Saha, Lili Zhao, Gernot Frenking, Wolfgang Kaim, Dietmar Stalke, and Herbert W. Roesky. Synthesis of cAAC stabilized biradical of \textquotedblMe2Si\textquotedbl and \textquotedblMe2SiCl\textquotedbl monoradical from Me2SiCl2 - an important feedstock material. Chemical Communications (Cambridge, United Kingdom), (55)31:4534--4537, 2019. [PUMA: alkylaminocarbene biradical cAAC complex complex;EPR complex;mol complex;silylene crystal cyclic prepn radical silylene spectra stabilized structure]

Cueneyt Kavakli, Anders Gabrielsson, Monika Sieger, Brigitte Schwederski, Mark Niemeyer, and Wolfgang. Kaim. Reversible radical complex formation of an organometallic diplatinum(IV) compound. Journal of Organometallic Chemistry, (692)15:3151--3155, 2007. [PUMA: complex complex;ESR complex;trimethyl crystal electrochem methylpyridyl mol platinum prepn radical redn spectra structure tetrazine trimethylplatinum]

Dipanwita Das, Biprajit Sarkar, Tapan Kumar Mondal, Shaikh M. Mobin, Jan Fiedler, Wolfgang Kaim, and Goutam Kumar. Lahiri. Oxidation State Analysis of a Four-Component Redox Series Os(pap)2(Q)n Involving Two Different Non-Innocent Ligands on a Redox-Active Transition Metal. Inorganic Chemistry, (50)15:7090--7098, 2011. [PUMA: ESR NIR complex complex;osmium crystal cyclic iminobenzoquinone osmium phenylazopyridine prepn spectra structure voltammetry]

Axel Klein, Eric J. L. McInnes, and Wolfgang. Kaim. Organometallic platinum(ii) complexes of methyl-substituted phenanthrolines. Journal of the Chemical Society, Dalton Transactions, 11:2371--2378, 2002. [PUMA: absorption complex complex;electrochem complex;mesityl crystal mesityl methyl methylphenanthroline mol phenyl platinum prepn redox spectra structure]

Srikanta Patra, Biprajit Sarkar, Somnath Maji, Jan Fiedler, Francisco A. Urbanos, Reyes Jimenez-Aparicio, Wolfgang Kaim, and Goutam Kumar. Lahiri. Controlling metal-ligand-metal oxidation state combinations by ancillary ligand (L) variation in the redox systems L2Ru(m-boptz)RuL2n, boptz = 3,6-bis(2-hydroxyphenyl)-1,2,4,5-tetrazine(2-), and L = acetylacetonate, 2,2'-bipyridine, or 2-phenylazopyridine. Chemistry - A European Journal, (12)2:489--498, 2006. [PUMA: acetylacetonate antiferromagnetic azopyridine bipyridine complex complex;charge complex;crystal complex;hydroxyphenyltetrazine complexation dinuclear exchange hydroxyphenyltetrazine hydroxyphenyltetrazine;electrochem prepn redox ruthenium ruthenium;ruthenium spectra structure transfer]

Stephanie Frantz, Monika Sieger, Ingo Hartenbach, Falk Lissner, Thomas Schleid, Jan Fiedler, Carole Duboc, and Wolfgang. Kaim. Structure, electrochemistry, spectroscopy, and magnetic resonance, including high-field EPR, of (μ-abpy)Re(CO)3X2o/·-, where abpy = 2,2'-azobispyridine and X = F, Cl, Br, I. Journal of Organometallic Chemistry, (694)7-8:1122--1133, 2009. [PUMA: azobispyridine carbonyl complex complex;EPR complex;cyclic complex;magnetic complex;rhenium crystal halo prepn property rhenium spectra structure voltammetry]

Joerg Maurer, Michael Linseis, Biprajit Sarkar, Brigitte Schwederski, Mark Niemeyer, Wolfgang Kaim, Stanislav Zalis, Chris Anson, Manfred Zabel, and Rainer F. Winter. 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: ESR carbonyl complex complex;crystal complex;mol complex;ruthenium conjugated conjugation effect electrooxidn;spectroelectrochem hexenyl oxidn phosphine pi potential prepn pyrenylethenyl pyridine ruthenium spectra structure styryl vinyl vinylruthenium]

Thomas Pott, Peter Jutzi, Wolfgang Kaim, Wolfgang W. Schoeller, Beate Neumann, Anja Stammler, Hans-Georg Stammler, and Matthias. Wanner. Reactivity of \dqGaI\dq Toward N-Substituted 1,4-Diazabuta-1,3-dienes: Synthesis and Characterization of Gallium Heterocycles Containing Paramagnetic Diazabutadiene Monoanions. Organometallics, (21)15:3169--3172, 2002. [PUMA: B3LYP ESR calcn diazabutadiene diazabutadiene;heterocycle formation gallium heterocycle;crystal heterocycle;gallium in iodide mol monoanion paramagnetic prepn reaction situ spectra structure]

Fridmann M. Hornung, Frank Baumann, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. Spectroelectrochemical Characterization of the Two-Step Redox System (μ-pz)Os(CN)52n- (n = 4, 5, 6; pz = Pyrazine). Similarities and Differences in Relation to the Creutz-Taube System. Erratum to document cited in CA128:56656. Inorganic Chemistry, (37)20:5402, 1998. [PUMA: charge cyano dinuclear electrochem erratum erratum;cyano erratum;electrochem erratum;erratum erratum;oxidn erratum;transfer osmium oxidn prepn pyrazine pyrazine;osmium spectra spectroelectrochem transfer]

Fridmann M. Hornung, Frank Baumann, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. Spectroelectrochemical Characterization of the Two-Step Redox System (μ-pz)Os(CN)52n- (n = 4, 5, 6; pz = Pyrazine). Similarities and Differences in Relation to the Creutz-Taube System. Inorganic Chemistry, (37)2:311--316, 1998. [PUMA: charge cyano dinuclear dinuclear;electrochem dinuclear;osmium osmium oxidn prepn pyrazine spectra spectroelectrochem transfer]

Ralph Huebner, Biprajit Sarkar, Jan Fiedler, Stanislav Zalis, and Wolfgang. Kaim. Metal(IV) Complexes M(LN,O,S)2n (M = Ru, Os) of a Redox-Active o-Amidophenolate Ligand (LN,O,S)2- with Coordinating Thioether Appendix. European Journal of Inorganic Chemistry, (2012)22:3569-3576, S3569/1-S3569/5, 2012. [PUMA: calcn complex complex;DFT complex;ESR complex;mononuclear crystal cyclic mononuclear osmium prepn ruthenium spectra structure;UV thiophenylamidophenolate tridentate voltammetry]

Konrad Kowalski, Michael Linseis, Rainer F. Winter, Manfred Zabel, Stanislav Zalis, Harald Kelm, Hans-Jorg Kruger, Biprajit Sarkar, and Wolfgang. Kaim. Charge delocalization in a heterobimetallic ferrocene-(vinyl)Ru(CO)Cl(PiPr3)2 system. Organometallics, (28)14:4196--4209, 2009. [PUMA: calcn communication complex complex;frontier complex;mixed complex;solvent complex;vinylferrocene conjugation crystal effect electronic electrooxidn;mol ethenylruthenium ferrocenyl mixed orbital oxidn prepn ruthenium sigma spectra structure valence]

Biprajit Sarkar, Wolfgang Kaim, Jan Fiedler, and Carole. Duboc. Molecule-Bridged Mixed-Valent Intermediates Involving the RuI Oxidation State. Journal of the American Chemical Society, (126)45:14706--14707, 2004. [PUMA: UV arene areneruthenium azobispyridine bridged charge complex complex;redox complex;ruthenium dimer;EPR dimer;cyclic diruthenium iminomethylpyrazine mixed potential prepn spectra transfer transition valence voltammetry]

Soumen Sinhababu, Subrata Kundu, Mujahuddin M. Siddiqui, Alexander N. Paesch, Regine Herbst-Irmer, Brigitte Schwederski, Pinaki Saha, Lili Zhao, Gernot Frenking, Wolfgang Kaim, Dietmar Stalke, and Herbert W. Roesky. Synthesis of cAAC stabilized biradical of \textquotedblMe2Si\textquotedbl and \textquotedblMe2SiCl\textquotedbl monoradical from Me2SiCl2 - an important feedstock material. Chemical Communications (Cambridge, United Kingdom), (55)31:4534--4537, 2019. [PUMA: alkylaminocarbene biradical cAAC complex complex;EPR complex;mol complex;silylene crystal cyclic prepn radical silylene spectra stabilized structure]