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Introduction. The β-diketone crown ether compound is a multidentate ligand, which can becoordinated with alkaline earth metals or lanthanide metals. In the course of the investigation on those complexes we have first obtained
Introduction of The β-diketone crown ether compound is a multidentate ligand, which can becoordinated with alkaline earth metals or lanthanide metals. In the course of the investigation on that complexes we have first obtained