Publications

Steffen Hasenzahl, Wolfgang Kaim, and Thomas. Stahl. Charge and electron transfer from metal-to-carbon bonds of Main Group organometallics MRn (M = Al, Ga, Zn) to aromatic N-heterocycles: Colored precursor compounds and radical complex formation. Inorganica Chimica Acta, (225)1-2:23--34, 1994. [PUMA: Group aluminum bond carbon charge gallium metal organometallic organometallic;Main organometallic;heterocycle reaction transfer zinc]

Wolfgang. Kaim. Coordinative aspects of single electron exchange between Main group or transition metal compounds and unsaturated organic substrates. Studies in Physical and Theoretical Chemistry, (78)Electron Proton Transfer Chem. Biol:45--69, 1992. [PUMA: Main electron exchange exchange;transition group metal organo review review;review single]

W. Kaim, S. Kohlmann, J. Jordanov, and D. Fenske. Edge-sharing of two five-membered metal chelate rings; structures and magnetism of molybdenum(0)-, copper(I)-, and cobalt(II)-complexes with the S-frame ligand azo-2,2'-pyridine. Zeitschrift fuer Anorganische und Allgemeine Chemie, (598-599):217--234, 1991. [PUMA: azopyridine cobalt complex complex;transition copper magnetic metal molybdenum prepn property;crystal structure]

Shengfa Ye, Wolfgang Kaim, Markus Albrecht, Falk Lissner, and Thomas. Schleid. 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 complex complex;ruthenium crystal electrochem metal methylthiomethylbenzimidazole methylthioquinoline prepn redox redox;transition structure transition]

Wolfgang. Kaim. Chemistry: Odd electron on nitrogen: A metal-stabilized aminyl radical. Science (Washington, DC, United States), (307)5707:216--217, 2005. [PUMA: aminyl biochem electron metal nitrogen odd prepn radical review;review stabilized]

Anita Grupp, Martina Bubrin, Fabian Ehret, Qiang Zeng, Frantisek Hartl, Hana Kvapilova, Stanislav Zalis, and Wolfgang. Kaim. RuII(a-diimine) or RuIII(a-diimineĀ·-)? 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: ESR acetylacetonato alpha charge complex configuration crystal diazabutadiene excited ground ligand metal mol pentanedionate prepn radical ruthenium spectroelectrochem;diimine state structure;stabilization transfer]

Storage and liberation of molecular hydrogen by ligand-stabilized metal centers: Energietraeger Wasserst., Jahreskolloq. Sonderforschungsbereichs 270 Univ. Stuttgart. In W. Bruns, W. Kaim, M. Ladwig, W. Matheis, and T. Roth (Eds.), VDI-Verlag, 1991. [PUMA: addn complex hydrogen metal review transition]

Otto J. Scherer, Joachim Schwalb, Herbert Swarowsky, Gotthelf Wolmershaeuser, Wolfgang Kaim, and Renate. Gross. Triple-decker sandwich complexes with cyclo-P6 as middle deck. Chemische Berichte, (121)3:443--449, 1988. [PUMA: complex;triple complex;tungsten crystal cyclophosphorus decker hexaphosphacyclohexane metal sandwich sandwich;mol structure structure;vanadium tungsten vanadium;redox]

Wolfgang. Kaim. Manifestations of Noninnocent Ligand Behavior. Inorganic Chemistry, (50)20:9752--9765, 2011. [PUMA: active complex ligand metal noninnocent redox review transition]

Frank Baumann, Martina Heilmann, Walther Matheis, Andreas Schulz, Wolfgang Kaim, and Jeanne. Jordanov. Ground state electron transfer between TCNE and one or more 16-electron species containing vanadium, osmium, ruthenium or cobalt. Inorganica Chimica Acta, (251)1-2:239--248, 1996. [PUMA: TCNE UV cobalt complex;IR complex;electron complex;magnetic complex;osmium electron ground metal property state transfer transfer;electrochem transfer;ruthenium transfer;vanadium]

Anasuya Sanyal, Sudipta Chatterjee, Alfonso Castineiras, Biprajit Sarkar, Priti Singh, Jan Fiedler, Stanislav Zalis, Wolfgang Kaim, and Sreebrata. Goswami. Singlet Diradical Complexes of Chromium, Molybdenum, and Tungsten with Azo Anion Radical Ligands from M(CO)6 Precursors. Inorganic Chemistry, (46)21:8584--8593, 2007. [PUMA: 6 Group arylamidophenylazopyridine crystal diradical diradical;Group diradical;electronic electrochem metal prepn redox singlet structure]

Walter Matheis, and Wolfgang. Kaim. Homo- and heterodinuclear complexes of D2h-symmetric bis(chelate) ligand 2,2'-bipyrimidine with electron-rich metal fragments Mo(CO)4, Re(CO)3Cl, [Cu(PPh3)2]+, and [Ru(bpy)2]2+. Zeitschrift fuer Anorganische und Allgemeine Chemie, (593):147--159, 1991. [PUMA: bipyridine bipyrimidine carbonyl copper dinuclear;molybdenum dinuclear;redn dinuclear;rhenium electrochem heterodinuclear heterodinuclear;electrochem heterodinuclear;oxidn heterodinuclear;ruthenium heterodinuclear;solvatochromism homodinuclear metal phosphine redox transition]

Narayan S. Hosmane, Hongming Zhang, John A. Maguire, Ying Wang, Temesgen Demissie, Thomas J. Colacot, Maria B. Ezhova, Kai-Juan Lu, Dunming Zhu, Thomas G. Gray, Sarah C. Helfert, Suneil N. Hosmane, Jess D. Collins, Frank Baumann, Wolfgang Kaim, and William N. Lipscomb. Chemistry of C-Trimethylsilyl-Substituted Heterocarboranes. 28. Selective Alkylation and Reactivity of \dqCarbons Adjacent\dq and \dqCarbons Apart\dq Tetracarba-nido-dodecaborane(12) Derivatives toward Group 1 and Group 2 Metals. Synthetic, Spectroscopic, and Structural Investigations on Lithium-, Sodium-, Potassium-, Cesium-, and Magnesium-Complexed C4B8 Carboranes. Organometallics, (19)4:497--508, 2000. [PUMA: DFT Group IA alkylation;magnesacarborane calcn calcn;mol crystal geometry magnesacarborane;heterocarborane magnesium metal metalation metallacarborane optimized prepn structure substituted substituted;DFT trimethylsilyl]

Subhas Samanta, Priti Singh, Jan Fiedler, Stanislav Zalis, Wolfgang Kaim, and Sreebrata. Goswami. Singlet Diradical Complexes of Ruthenium and Osmium: Geometrical and Electronic Structures and their Unexpected Changes on Oxidation. Inorganic Chemistry, (47)5:1625--1633, 2008. [PUMA: 8 ESR UV crystal diradical electrochem metal osmium oxidn phenylaminophenylazopyridine phenylaminophenylazopyridine;group prepn ruthenium singlet spectroelectrochem;phenylaminophenylazopyridine structure]

Wolfgang. Kaim. The shortest metal-metal bond yet: Molecular and electronic structure of a dinuclear chromium diazadiene complex. Chemtracts, (20)7:292--296, 2007. [PUMA: bond chromium complex diazadiene metal review shortest]

Wolfgang Kaim, Barbara Olbrich-Deussner, Renate Gross, Sylvia Ernst, Stephan Kohlmann, and Christian. Bessenbacher. Electron transfer induced metal addition and ligand exchange in organometallic anion radical complexes. NATO ASI Series, Series C: Mathematical and Physical Sciences, (257)Paramagn. Organomet. Species Act./Sel., Catal:283--294, 1989. [PUMA: anion complex electron formation metal reaction review;polynuclear review;review transfer transition]

Wolfgang Kaim, and Brigitte. Schwederski. Cooperation of metals with electroactive ligands of biochemical relevance: Beyond metalloporphyrins. Pure and Applied Chemistry, (76)2:351--364, 2004. [PUMA: amine electroactive ligand metal oxidase oxotransferase review transition]

Sylvia Ernst, Conny Vogler, Axel Klein, Wolfgang Kaim, and Stanislav. Zalis. The p* Molecular Orbital Crossing a2(q)/b1(y) in 1,10-Phenanthroline Derivatives. Ab Initio Calculations and EPR/ENDOR Studies of the 4,7-Diaza-1,10-phenanthroline Radical Anion and Its M(CO)4 Complexes (M = Cr, Mo, W). Inorganic Chemistry, (35)5:1295--1300, 1996. [PUMA: EPR MO ab carbonyl chromium complex crossing deriv deriv;MO diazaphenanthroline initio initio;ENDOR initio;diazaphenanthroline initio;molybdenum initio;tungsten metal phenanthroline]

Paul S. Braterman, Jae Inh Song, Stephan Kohlmann, Conny Vogler, and Wolfgang. Kaim. Spectroelectrochemistry of aromatic ligands and their derivatives. III. Binuclear transition metal complexes of copper(I), molybdenum(0), and rhenium(I) with 2,2'-bipyrimidine. [Erratum to document cited in CA116(2):12392f]. Journal of Organometallic Chemistry, (424)1:C2, 1992. [PUMA: Erratum Erratum;Erratum bipyrimidine carbonyl complex copper electronic electroredn metal potential;molybdenum redn rhenium spectrum transition visible]

Wolfgang. Kaim. The reduction behavior of pentacarbonylpyridinechromium, -molybdenum and -tungsten complexes. Zeitschrift fuer Naturforschung, Teil B: Anorganische Chemie, Organische Chemie, (39B)6:801--807, 1984. [PUMA: coordination deriv effect electrochem heterocyclic iodomethylate ligand metal pyridine redn;pentacarbonyl redn;substituent transition]

Christian Bessenbacher, Sylvia Ernst, Stephan Kohlmann, Wolfgang Kaim, Volker Kasack, Eberhard Roth, and Jeanne. Jordanov. Stabilization of biochemically interesting intermediates by metal coordination. 5. Complexes of zinc, copper(I), rhenium(I), and ruthenium(II) with singly reduced 2,5-diacetylpyrazine. Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, (85)12:4075--4082, 1989. [PUMA: ESR anion chelate complex;diacetylpyrazine coordination copper metal metal;redox radical reaction rhenium ruthenium zinc]

Sylvia Ernst, Yvonne Kurth, and Wolfgang. Kaim. Correlation between solvatochromism and back-bonding in four isomeric (a-diimine)M(CO)4 complexes (M = Cr, Mo, W). Journal of Organometallic Chemistry, (302)2:211--215, 1986. [PUMA: backbonding backbonding;bipyrimidine backbonding;biyridazine backbonding;chromium backbonding;molybdenum backbonding;tungsten bipyrazine complex diimine metal solvatochromism]

Wolfgang Kaim, Thomas Roth, Barbara Olbrich-Deussner, Renate Gross-Lannert, Jeanne Jordanov, and Eberhard K. H. Roth. Unexpected paramagnetism of mono- and polynuclear 18 valence electron metal carbonyl complexes [(CnRn)(CO)2M]k(L), M = chromium, manganese; k = 1, 2, 4. Implications for photoreactivity. Journal of the American Chemical Society, (114)14:5693--5697, 1992. [PUMA: carbonyl chromium complex complex;susceptibility metal paramagnetic susceptibility;manganese susceptibility;paramagnetism transition]

Axel Klein, Volker Kasack, Ralf Reinhardt, Torsten Sixt, Thomas Scheiring, Stanislav Zalis, Jan Fiedler, and Wolfgang. Kaim. 2,5-Bis(1-phenyliminoethyl)pyrazine (bpip): A conjugated metal-metal bridging acceptor ligand and its homodinuclear complexes with low-valent metal centers. Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry, 4:575--582, 1999. [PUMA: complex complex;electrochem complex;iminoethylpyrazine complex;spectroelectrochem complex;transition copper crystal data dinuclear iminoethylpyrazine ligand metal prepn reduced structure structure;solvatochromism transition]

Bernabe L. Rivas, Antonio Maureira, Catherine Guzman, David Contreras, Wolfgang Kaim, and Kurt E. Geckeler. Poly(L-lysine) as a polychelatogen to remove toxic metals using ultrafiltration and bactericide properties of poly(L-lysine)-Cu2+ complexes. Polymer Bulletin (Heidelberg, Germany), (67)5:763--774, 2011. [PUMA: Escherichia L Staphylococcus copper lysine metal poly toxic ultrafiltration]

Wolfgang. Kaim. Mono- and binuclear pentacarbonyl complexes of chromium, molybdenum and tungsten with the anion radicals of 2,1,3-benzoxadiazole, 2,1,3-benzothiadiazole and 2,1,3-benzoselenadiazole. Journal of Organometallic Chemistry, (264)3:317--326, 1984. [PUMA: ESR;benzoselenadiazole ESR;benzothiadiazole ESR;benzoxadiazole ESR;diazole benzochalcogenadiazole complex metal radical]

Stanislav Zalis, Hermann Stoll, Evert Jan Baerends, and Wolfgang. Kaim. The d0, d1, and d2 Configurations in Known and Unknown Tetrathiometal Compounds MS4n- (M = Mo, Tc, Ru; W, Re, Os). A Quantum Chemical Study. Inorganic Chemistry, (38)26:6101--6105, 1999. [PUMA: calcn calcn;molybdenum calcn;osmium calcn;rhenium calcn;ruthenium calcn;technetium calcn;tetrathiometalate calcn;thiometalate calcn;transition calcn;tungsten electronic energetic metal metalate mol structure sulfide tetrathio]

Stephan Kohlmann, Volker Kasack, Eberhard Roth, and Wolfgang. Kaim. Binuclear radical complexes of heavy-metal fragments containing ruthenium, osmium, rhodium and gold. Journal of the Chemical Society, Faraday Transactions 1: Physical Chemistry in Condensed Phases, (85)12:4047--4052, 1989. [PUMA: ESR ESR;osmium ESR;rhodium bipyridine complex complex;gold metal norbornadiene phosphine pyridyltetrazine radical transition]

Wolfgang Kaim, and Brigitte. Schwederski. Non-innocent ligands in bioinorganic chemistry: An overview. Coordination Chemistry Reviews, (254)13-14:1580--1588, 2010. [PUMA: active ligand metal noninnocent prepn redox review transition]

Barbara Olbrich-Deussner, Renate Gross, and Wolfgang. Kaim. Electron transfer catalyzed substitution in carbonyl complexes. IV. Mononuclear s- and p-coordinated complexes of manganese, chromium and tungsten with tetracyanoethylene and tetracyano-p-quinodimethane. Journal of Organometallic Chemistry, (366)1-2:155--174, 1989. [PUMA: IR TCNQ chromium complex;TCNE elec manganese mechanism metal metal;substitution potential redox solvate tetracyanoethene tungsten]

Wolfgang Kaim, and Barbara. Olbrich-Deussner. Paramagnetic main Group and transition metal complexes containing unsaturated nitrogen ligands. Journal of Organometallic Chemistry Library, (22)Organomet. Radical Processes:173--200, 1990. [PUMA: Group complex ligand main metal nitrogen paramagnetic review review;paramagnetic transition]

Jorg Fees, Michael Ketterle, Axel Klein, Jan Fiedler, and Wolfgang. Kaim. Electrochemical, spectroscopic and EPR study of transition metal complexes of dipyrido[3,2-a:2',3'-c]phenazine. Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry, 15:2595--2600, 1999. [PUMA: EPR absorption complex complex;cyclic complex;electrochem complex;electroredn dipyridophenazine metal spectra spectroscopic study transition voltammetry]

Christian Bessenbacher, Conny Vogler, and Wolfgang. Kaim. 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: charge complex complex;electrochem complex;ruthenium complex;transition lumazine lumazine;copper lumazine;rhenium metal redox transfer transition]

Wolfgang. Kaim. Coordination chemistry of reduced N-heterocycles. Complexes of pyrazine anion radical with phenyl metal cations +MPh of beryllium, magnesium and zinc. Zeitschrift fuer Naturforschung, Teil B: Anorganische Chemie, Organische Chemie, (36B)9:1110--1116, 1981. [PUMA: anion beryllium complex complex;ESR complex;magnesium complex;pyrazine complex;zinc metal pyrazine radical]

Wolfgang. Kaim. Coordination compounds of reduced pyrazine with alkyl derivatives of boron, aluminum, gallium, and indium. Zeitschrift fuer Naturforschung, Teil B: Anorganische Chemie, Organische Chemie, (36B)6:677--682, 1981. [PUMA: aluminum complex metal pyrazine radical complex;boron complex;gallium complex;indium complex;pyrazine]

F. Albert Cotton, William H. Ilsley, and Wolfgang. Kaim. Homologous chromium, molybdenum, and tungsten derivatives of 6-chloro-2-hydroxypyridine. Inductive effects on the metal-metal bond length. Inorganic Chemistry, (19)6:1453--1457, 1980. [PUMA: binuclear binuclear;tungsten bond bond;inductive bond;molybdenum bond;structure chlorohydroxypyridine chromium effect metal transition]

Walter Matheis, and Wolfgang. Kaim. 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: ESR bipyridine bipyrimidine complex complex;copper complex;molybdenum complex;redox complex;ruthenium electrochem heterobinuclear heterobinuclear;rhenium heterodinuclear metal ruthenium transition]

Markus Albrecht, and Wolfgang. Kaim. Coordination of rhodium(III), iridium(III), and copper(II) with the potentially tetradentate acceptor ligand bis(1-methylimidazol-2-yl)glyoxal (big). Zeitschrift fuer Anorganische und Allgemeine Chemie, (626)6:1341--1348, 2000. [PUMA: ESR;imidazolylglyoxal complex complex;rhodium coordination;iridium copper crystal imidazolylglyoxal metal prepn rhodium structure structure;mol transition]

Wolfgang. Kaim. From ion pairs to radical complexes: Coordination compounds of reduced 2,2'-bipyridine with organometallic cations. Chemische Berichte, (114)12:3789--3800, 1981. [PUMA: IA IIA bipyridine complex complex;ESR complex;Group complex;radical metal]

Wolfgang Kaim, Natasa Doslik, Stephanie Frantz, Torsten Sixt, Matthias Wanner, Frank Baumann, Gert Denninger, Hans-Jurrgen Kummerer, Carole Duboc-Toia, Jan Fiedler, and Stanislav. Zalis. Azo compounds as electron acceptor or radical ligands in transition metal species: Spectroelectrochemistry and high-field EPR studies of ruthenium, rhodium and copper complexes of 2,2'-azobis(5-chloropyrimidine). Journal of Molecular Structure, (656)1-3:183--194, 2003. [PUMA: ESR azochloropyrimidine azochloropyrimidine;transition chloroazopyrimidine;electrochem crystal cyclic metal oxidn prepn redn spectroelectrochem structure transition voltammetry]

Marat M. Khusniyarov, Klaus Harms, Olaf Burghaus, Joerg Sundermeyer, Biprajit Sarkar, Wolfgang Kaim, Joris van Slageren, Carole Duboc, and Jan. Fiedler. A series of metal complexes with the non-innocent N,N'-bis(pentafluorophenyl)-o-phenylenediamido ligand: Twisted geometry for tuning the electronic structure. Dalton Transactions, 10:1355--1365, 2008. [PUMA: antiferromagnetic complex complex;crystal complex;cyclic complex;fluorophenylphenylenediamine complexation deriv exchange fluorophenylphenylenediamido metal metal;transition oxidn prepn structure transition voltammetry]

Wolfgang. Kaim. Concepts for metal complex chromophores absorbing in the near infrared. Coordination Chemistry Reviews, (255)21-22:2503--2513, 2011. [PUMA: NIR absorption chromophore complex metal review]

Paul S. Braterman, Jae Inh Song, Stephan Kohlmann, Conny Vogler, and Wolfgang. Kaim. Spectroelectrochemistry of aromatic ligands and their derivatives. III. Binuclear transition metal complexes of copper(I), molybdenum(0), and rhenium(I) with 2,2'-bipyrimidine. Journal of Organometallic Chemistry, (411)1-2:207--213, 1991. [PUMA: binuclear bipyrimidine carbonyl complex copper electronic electroredn;transition metal potential redn rhenium spectrum spectrum;molybdenum visible]

Rathinasabapathi Prabhakaran, Kalaivani Palaniappan, Rui Huang, Monica Sieger, Wolfgang Kaim, Periyasamy Viswanathamurthi, Frederic Dallemer, and Karuppannan. Natarajan. Can geometry control the coordination behaviour of 2-hydroxy-1-naphthaldehyde-N(4)-phenylthiosemicarbazone? A study towards its origin. Inorganica Chimica Acta, (376)1:317--324, 2011. [PUMA: complex complex;cyclic complex;prepn crystal hydroxynaphthaldehyde metal phenylthiosemicarbazone structure transition voltammetry]

Wolfgang. Kaim. The coordination chemistry of 1,2,4,5-tetrazines. Coordination Chemistry Reviews, (230)1-2:127--139, 2002. [PUMA: complex metal review tetrazine transition]

Eberhard Waldhoer, Wolfgang Kaim, Jose A. Olabe, Leonardo D. Slep, and Jan. Fiedler. The mpz+/mpz.bul. pair as organic analog of the NO+/NO.bul. ligand redox system (mpz = N-methylpyrazinium). A combined electrochemical and spectroscopic study (UV/Vis/NIR, IR, EPR) of complexes [(mpz)M(CN)5]2-/3- (M = Fe, Ru, Os). Inorganic Chemistry, (36)14:2969--2974, 1997. [PUMA: IR analog;near complex complex;EPR complex;IR complex;iron complex;osmium complex;visible cyano electrochem metal methylpyrazinium nitrosyl pentacyano redn spectra spectroscopy;UV spectroscopy;electrochem spectroscopy;methylpyrazinium spectroscopy;ruthenium]

Figen Arslan Bicer, Semiha Yildirim, Wolfgang Kaim, and Martina. Bubrin. New saccharinate complexes with 3,3'-azobispyridine ligand: Synthesis, characterization, and spectroscopic properties. Journal of Coordination Chemistry, (70)16:2853--2869, 2017. [PUMA: azobispyridine complex coordination crystal metal polymer polymer;photoluminescence polymer;thermal polymer;transition prepn saccharinate stability structure transition]

Wolfgang. Kaim. The reaction of heterocyclic anion radicals with Group VI carbonyls. ESR characterization of paramagnetic binuclear complexes. Inorganica Chimica Acta, (53)4:L151-L153, 1981. [PUMA: ESR ESR;ESR ESR;carbonyl ESR;tungsten anion anion;molybdenum bipyridine metal pyrazine radical]

Sylvia Ernst, and Wolfgang. Kaim. Ambidentate ligand with high p-acceptor capacity: D6-metal complexes of 4,4'-bipyrimidine. Angewandte Chemie, (97)5:431--433, 1985. [PUMA: Group VIB bipyridine bipyrimidine bipyrimidine;bipyrimidine bipyrimidine;chromium bipyrimidine;tungsten carbonyl carbonyl;molybdenum carbonyl;redox electrochem metal ruthenium ruthenium;carbonyl transition]

Wolfgang Kaim, and Biprajit. Sarkar. Mixed valency in ruthenium complexes - Coordinative aspects. Coordination Chemistry Reviews, (251)3+4:584--594, 2007. [PUMA: complex interaction metal mixed review ruthenium valence]