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Das 1,3‐Dimethylcyanurat‐Ion als ambidenter Ligand
Authors:Norbert Kuhn Prof Dr  Qutaiba Abu‐Salem  Cäcilia Maichle‐Mößmer  Manfred Steimann
Institution:Tübingen, Institut für Anorganische Chemie der Universit?t
Abstract:The 1,3‐Dimethylcyanurate Ion as an Ambident Ligand 1,3‐Dimethyl‐2,4,6‐trioxo‐1,3,5‐triazin ( 7 ), (1,3‐dimethylcyanuric acid, DMCH), obtained from the thermolysis of methyl urea, is deprotonated with lithium ethylate. In the resulting dinuclear complex (DMCLi)2·4 H2O] ( 8 ), the heterocyclic anions are linked to the lithium centres with oxygen atoms as its enolate form. In the corresponding silver complex (DMCAg)2·en] ( 10 ), (en = ethylendiamine), N‐coordination of the ligand is observed. The crystal structures of 7 , 8 , and 10 reveal the presence of intermolecular hydrogen bonds.
Keywords:Lithium  Silver  Heterocycles  Cyanuric acid  Crystal structure
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