Publications

Axel Klein, Steffen Hasenzahl, and Wolfgang. Kaim. EPR study of electron transfer and group transfer in organoplatinum(II) and (IV) compounds. Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry, 12:2573--2577, 1997. [PUMA: photochem chelate radical electrochem redn chelate;electron diazabutadiene;methyl transfer anion;ESR 4 platinum organoplatinum radical;photohomolysis methyl diazabutadiene chelate;homolysis group mesityl diazabutadiene;platinum]

Wolfgang Kaim, Axel Klein, Steffen Hasenzahl, Hermann Stoll, Stanislav Zalis, and Jan. Fiedler. Reactions of New Organoplatinum(II) and -(IV) Complexes of 1,4-Diaza-1,3-butadienes with Light and Electrons. Emission vs Photochemistry and the Electronic Structures of Ground, Reduced, Oxidized, and Low-Lying Charge-Transfer Excited States. Organometallics, (17)2:237--247, 1998. [PUMA: MO charge excited chelate aryl structure chelate;DAB transfer low chelate;diazabutadiene reaction;DFT platinum organoplatinum chelate;oxidized alkyl diazabutadiene HF prepn;electronic lying prepn]

Anita Grupp, Martina Bubrin, Fabian Ehret, Qiang Zeng, Frantisek Hartl, Hana Kvapilova, Stanislav Zalis, and Wolfgang. Kaim. RuII(a-diimine) or RuIII(a-diimine·-)? Structural, Spectroscopic, and Theoretical Evidence for the Stabilization of a Prominent Metal-to-Ligand Charge-Transfer Excited-State Configuration in the Ground State. European Journal of Inorganic Chemistry, (2014)1:110--119, 2014. [PUMA: acetylacetonato ESR charge structure;stabilization crystal configuration excited radical mol complex metal spectroelectrochem;diimine ligand ruthenium transfer alpha state ground diazabutadiene pentanedionate prepn]

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: reaction ESR situ in mol formation gallium B3LYP diazabutadiene;heterocycle heterocycle;gallium spectra structure monoanion iodide calcn heterocycle;crystal diazabutadiene paramagnetic prepn]

Sascha Berger, Frank Baumann, Thomas Scheiring, and Wolfgang. Kaim. Organometallic complex cations (hn-CnR'n)M(RN:CHCH:NR)Cl+ of 1,4-diazabutadienes (M = Os and n = 6 or M = Rh, Ir and n = 5, R = 2,6-dialkylphenyl). Structures and reduction to neutral compounds (hn-CnR'n)M(RNCH:CHNR). Zeitschrift fuer Anorganische und Allgemeine Chemie, (627)4:620--630, 2001. [PUMA: structure;iridium crystal azabutadiene osmium diisopropylphenyl complex;redn redox;mol mol complex redox structure iridium redox;crystal complex;rhodium complex;redox complex;diazabutadiene diazabutadiene potential prepn]

Stefan Greulich, Wolfgang Kaim, Andreas F. Stange, Hermann Stoll, Jan Fiedler, and Stanislav. Zalis. CpIr(dab) (dab = 1,4-Bis(2,6-dimethylphenyl)-1,4-diazabutadiene): A Coordinatively Unsaturated Six-p-Electron Metallaheteroaromatic Compound?. Inorganic Chemistry, (35)13:3998--4002, 1996. [PUMA: ab voltammetry MO complex;cyclic complex structure;mol complex;crystal structure iridium pentamethylcyclopentadienyl cyclopentadienyl complex;diazabutadiene initio diazabutadiene prepn]

Sanjib Kar, Biprajit Sarkar, Sandeep Ghumaan, Markus Leboschka, Jan Fiedler, Wolfgang Kaim, and Goutam Kumar. Lahiri. Ancillary ligand determination of the spin location in both oxidised and reduced forms of diruthenium complexes bridged by bis-bidentate 1,4-bis(2-phenolato)-1,4-diazabutadiene. Dalton Transactions, 19:1934--1938, 2007. [PUMA: dinuclear hydroxyanil ruthenium bipyridine redox;ruthenium complex electrochem redox;spin hydroxyphenyl diazabutadiene glyoxalbis prepn]

Stanislav Zalis, Monika Sieger, Stefan Greulich, Hermann Stoll, and Wolfgang. Kaim. Replacement of 2,2'-Bipyridine by 1,4-Diazabutadiene Acceptor Ligands: Why the Bathochromic Shift for (NN̂)IrCl(C5Me5)+ Complexes but the Hypsochromic Shift for (NN̂)Ir(C5Me5)?. Inorganic Chemistry, (42)17:5185--5191, 2003. [PUMA: bipyridine charge complex;DFT complex HOMO LUMO hypsochromic shift;orbital DFT iridium transfer bathochromic cationic cyclopentadienyl chloro interaction diazabutadiene]

Monika Sieger, Klaus Hubler, Thomas Scheiring, Torsten Sixt, Stanislav Zalis, and Wolfgang. Kaim. Geometrical and ground state electronic structures of nitrosylcobalt complexes (RNCHCHNR)Co(NO)(CO) (R = isopropyl, 2,6-diisopropylphenyl or p-tolyl) from experiment and DFT-calculations. Zeitschrift fuer Anorganische und Allgemeine Chemie, (628)11:2360--2364, 2002. [PUMA: crystal mol complex cobalt structure DFT nitrosyl complex;nitrosylcobalt calcn state ground diazabutadiene electronic prepn]

Anita Grupp, Martina Bubrin, Fabian Ehret, Hana Kvapilova, Stanislav Zalis, and Wolfgang. Kaim. Oxidation and reduction response of a-diimine complexes with tricarbonylrhenium halides and pseudohalides. Journal of Organometallic Chemistry, (751):678--685, 2014. [PUMA: diimine rhenium charge crystal complex redn pseudohalide spectroelectrochem carbonyl structure DFT halide transfer;rhenium diazabutadiene oxidn prepn]

Steffen Hasenzahl, Hans-Dieter Hausen, and Wolfgang. Kaim. A tale of two complexes, PtMen(RN=CHCH=NR) (n = 2 and n = 4, R = cyclohexyl): Why do PtII and PtIV complexes exhibit virtually identical redox behavior and colors?. Chemistry - A European Journal, (1)1:95--99, 1995. [PUMA: charge complex complex;electrochem complex;crystal structure transfer complex;MO platinum property complex;EPR methyl diazabutadiene complex;mol complex;platinum prepn]

Martin Kaupp, Hermann Stoll, Heinzwerner Preuss, Wolfgang Kaim, Thomas Stahl, Gerard van Koten, Elmo Wissing, Wilberth J. J. Smeets, and Anthony L. Spek. Theoretical and experimental study of diamagnetic and paramagnetic products from thermal and light-induced alkyl transfer between zinc or magnesium dialkyls and 1,4-diaza-1,3-butadiene substrates. Journal of the American Chemical Society, (113)15:5606--5618, 1991. [PUMA: diorganozinc photochem dimethylzinc organometallic;mol structure zinc;crystal moment adduct transfer diazabutadiene;magnesium thermal alkyl diazabutadiene dimethylzinc;dipole thermal;MO diorganomagnesium]