A bis(acetylacetonato)uranium(IV) complex of the Schiff base N,N′‐bis(3‐hydroxysalicylidene)‐2‐methyl‐1,2‐propanediamine |
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Authors: | Lionel Salmon,Pierre Thué ry,Michel Ephritikhine |
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Abstract: | The title complex, bis(acetylacetonato‐κ2O,O′)[N,N′‐bis(3‐hydroxy‐2‐oxidobenzaldimino)‐2‐methyl‐1,2‐propanediamine‐κ4N,O,O′,N′]uranium(IV) tetrahydrofuran solvate, [U(C18H18N2O4)(C5H7O2)2]·C4H8O, is a rare example of a uranium(IV) complex with a compartmental Schiff base. The U atom is located in the N2O2 inner site of the hexadentate N,N′‐bis(3‐hydroxy‐2‐oxidobenzaldimino)‐2‐methyl‐1,2‐propanediamine group and is bound also to the two O atoms of both acetylacetonate moieties, which results in a dodecahedral coordination environment. Centrosymmetric dimers are formed through intermolecular hydrogen bonds that link the terminal uncoordinated hydroxy groups to one another and to the O atoms of the acetylacetonate ligands. |
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