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利用三(o-溴苄基)溴化锡与吡咯烷基二硫代甲酸钠反应,合成了三(o-溴苄基)锡吡咯烷基二硫代甲酸酯.用X射线单晶衍射测定了其晶体结构,化合物为三斜晶系,空间群P1,晶体学参数a=0.91354(11) nm,b=1.07313(13) nm,c=1.52677(18) nm,α =75.440(6)°,β=89.499(6)°,γ=72.515(7)°,V=1.3781(3) nm3,Z=2,Dc=1.868 g/cm3,μ(MoKα) =54.43 cm-1,F(000) =752,R1=0.0320,wR2=0.0765.化合物中的锡原子为四配位畸变四面体构型.对其结构进行量子化学从头计算,探讨了配合物的稳定性、分子轨道能量以及部分前沿分子轨道的组成特征.测定了配合物体外抗癌活性.

参考文献

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