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出 处:《Chinese Journal of Structural Chemistry》2002年第3期256-259,共4页结构化学(英文)
基 金:This work was supported by the State Key Basic Research and Development Plan (G1998010100) ;NNSFC (No. 29733090 and 29973047)
摘 要:The title compound, [Mn(salen)(salicyl)]?.5H2O ( H2salen = N, N?ethylenebis- (salicylideneaminato), Hsalicyl = salicylaldehyde), has been obtained from the reaction system containing (o-HOC6H4CH=NCH2)2, o-HOC6H4CHO and Mn(ClO4)2?H2O in EtOH solvent and structurally characterized. It crystallizes in the monoclinic, space group P21/c with a = 13.0548(4), b = 13.9254(4), c = 11.6630(1) ? b = 105.199(2)? V = 2046.09(9) ?, Z = 4, C23H22MnN2O5.5, Mr = 469.37, Dc = 1.524 g/cm3, F(000) = 972, m = 0.687mm-1 . R = 0.0630 and wR = 0.1142 for 1901 observed reflections with I >2(I). The Mn(Ⅲ) is coordinated by N(1), N(2), O(1) and O(2) of the Schiff base ligand and phenolate O atom of salicylaldehyde with O(3)Mn distance of 2.050(4) , forming a relatively rare five-coordinate square-pyramidal structure.
关 键 词:Schiff base manganese compound synthesis crystal structure
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