Synthesis and structural characterization of diorganotin(IV) esters with pyruvic acid isonicotinyl hydrazone and pyruvic acid salicylhydrazone Schiff bases
作者:Han Dong Yin、Min Hong、Qi Bao Wang、Sheng Cai Xue、Da Qi Wang
DOI:10.1016/j.jorganchem.2004.12.037
日期:2005.3
Eight diorganotin esters of Schiff base ligands formulated as [R2SnLY]2, where L1 is 4-NC5H4CON2C(CH3) CO2 with Y = H2O, R = Ph (1), PhCH2 (2), m-ClC6H4CH2 (3), and L2 is 2-HOC6H4CON2C(CH3) CO2 with Y = CH3OH, R = PhCH2 (4), o-ClC6H4CH2 (5), m-ClC6H4CH2 (6), o-FC6H4CH2 (7), p-FC6H4CH2 (8) have been prepared and characterized by elemental analysis, IR, 1H and 119Sn NMR spectra. The crystal structures
席夫碱配体的八种二有机锡酯,配制成[R 2 SnLY] 2,其中L 1为4-NC 5 H 4 CON 2 C(CH 3)CO 2,Y = H 2 O,R = Ph(1),PhCH 2(2),m -ClC 6 H 4 CH 2(3),L 2是2-HOC 6 H 4 CON 2 C(CH 3)CO 2,Y = CH 3 OH,R = PhCH2(4),o -ClC 6 H 4 CH 2(5),m -ClC 6 H 4 CH 2(6),o -FC 6 H 4 CH 2(7),p -FC 6 H 4 CH 2(7)已经制备了8)并通过元素分析,IR,1 H和119 Sn NMR光谱进行了表征。化合物1的晶体结构,通过X射线单晶衍射确定了图2和图4。它们的结构表明,在具有平面SnO 4 N单元和两个顶部芳基碳原子的扭曲五边形双锥体几何结构中,三种化合物的锡原子均呈七配位。配体的IR光谱与相应化合物的