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ChemInform Abstract: Amavadin (II), an Example for Selective Binding of Vanadium in Nature. Studies of Its Complexation Chemistry and a New Structural Proposal.

E. Bayer, Eckhard Koch, G. Anderegg

Abstract

Abstract While the ligands (I) and the corresponding iminodiacids form 1:1 and 1:2 coordination compounds with Ca2+, Ni2+, Cu2+, or Zn2+, only the extraordinary stable 1:2 adducts of (I) are obtained with VO2+ even for a less than stoichiometric amount of ligands (stability constants).

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Available abstract

Key concepts: Chemistry, Vanadium, Stoichiometry, Adduct, Coordination complex, Stability constants of complexes, Computational chemistry, Inorganic chemistry