Group of Prof. Dr. Bernt Krebs
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Dr. Daniel Drewes


Polyoxometalate group
Room 1.14

E-mail: daniel-drewes (at) lycos. de

Career

  • 6/1997: Abitur, Gymnasium Brede, Brakel
  • 10/1997-6/2002: Chemsitry and Mathematics Studies
  • 7/2002-7/2005: member of the polyoxometalate group

Research

  • Heteropolyanions of tungsten and molybdenum with lanthanides as heteroatoms: Synthesis, X-ray structure analysis and spectroscopic properties
  • Polyoxometalates in artificial enzymes (dendrizymes)
  • Transition metal substituted polyoxoanions and their application as oxidation catalysts

Publications

  • D. Drewes, B. Krebs
    "Lanthanoidhaltige Komplexe monovakanter Keggin- und Dawson-Polyoxoanionen"
    Z. Naturforsch. 2006, angenommen.

  • D. Drewes, B. Krebs
    "Lanthanoidhaltige Komplexe monovakanter Keggin- und Dawson-Polyoxoanionen"
    Z. Naturforsch. 2006, accepted.

  • D. Drewes, B. Krebs
    "Synthesis and Structure of a Novel Type of Polyoxomolybdate Lanthanide Complex: [(Ln(H2O)6)2(TeMo6O24)]"
    Z. Anorg. Allg. Chem. 2005, accepted.

  • D. Drewes, E. M. Limanski, B. Krebs
    "The first Sandwich-Type Heteropolytungstates consisting of trivacant Gallium(III) substituted Keggin Fragments"
    Eur. J. Inorg. Chem. 2005, 1542.

  • D. Drewes, E. M. Limanski, B. Krebs
    "The Anderson-Type Anion (TeMo6O24)6- - A Multidentate Ligand for Trivalent Rare Earth Cations"
    Eur. J. Inorg. Chem. 2004, 4849.

  • D. Drewes, G. Vollmer, B. Krebs
    "Synthesis and Structural Characterization of a Novel Type of Heteropolyanion: [Sb4Mo12(OH)6O48]10-"
    Z. Anorg. Allg. Chem. 2004, 630, 2573.

  • D. Drewes, E. M. Limanski, B. Krebs
    "Synthesis and Crystal Structure of the Tetra-nickel Substituted [Ni4(H2O)2(AsW9O34)2]10- polyoxoanion"
    Z. Naturforsch. 2004, 59b, 980.

  • D. Drewes, E. M. Limanski, and B. Krebs
    "A Series of novel Lanthanide Polyoxometalates: Condensation of Building Blocks Dependent on the Nature of Rare Earth Cations"
    Dalton Trans. 2004, 2087.

  • K. Burgemeister, D. Drewes, E. M. Limanski, I. Küper, and B. Krebs
    "Formation of Large Clusters through Reaction of Lanthanide Cations with Heptamolybdate"
    Eur. J. Inorg. Chem. 2004, 2690.

  • E. M. Limanski, D. Drewes und B. Krebs
    "Sandwichartige Polyoxowolframate mit Indium(III) als Heteroatom - Synthese und Charakterisierung der ersten Vertreter einer neuen Familie von Anionen"
    Z. Anorg. Allg. Chem. 2004, 630, 523.

  • D. Drewes, E. M. Limanski, M. Piepenbrink, und B. Krebs
    "Neue Heteropolyanionen des Wolframs mit Vanadium(IV) als Heteroatom"
    Z. Anorg. Allg. Chem. 2004, 630, 58.

  • E. M. Limanski, D. Drewes, E. Droste, R. Böhner, B. Krebs
    "Syntheses and X-ray characterisation of novel tellurium-substituted lacunary polyoxotungstates containing VIV, CoII, NiII and ZnII as heteroatoms"
    J. Mol. Struc. 2003, 656, 17.


Posters

  • Eva Melanie Limanski, Daniel Drewes and Bernt Krebs
    "Polyoxometalates with Gallium and Indium as Heteroatoms - Synthesis, Charactzerization and Application in Oxidation Catalysis"
    JCF - Symposium, 31.03. - 03.04.04, Heidelberg.
  • Eva Melanie Limanski, Daniel Drewes and Bernt Krebs
    "Neuartige Polyoxoanionen aus Keggin-Defektfragmenten mit Gallium(III) und Indium(III) als Heteroatom"
    GDCh-Jahrestagung Chemie, 2003, Munich, Germany
  • D. Drewes, E.M. Limanski, B. Krebs, D.G. Kurth, D. Andrae, D. Volkmer
    "Dendrizymes - Biologically Inspired Nanoreactors"
    GDCh-Jahrestagung Chemie, 2003, Munich, Germany
  • Katja Burgemeister, Daniel Drewes, Markus Piepenbrink, Eva Melanie Limanski and Bernt Krebs
    "Highly regioselective epoxidation of dienes with homogeneous polyoxometalate based catalysts"
    13th International Symposium on Homogeneous Catalysis, Tarragona, Spain