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双核夹心结构铑的氯化物(CpttRh)2Cl2(m-Cl)2(1)(Cptt=h5-tBu2C5H3)与等摩尔量的AgSO3CF3反应,可以形成三氯桥联的离子型化合物(CpttRh)2(m-Cl)3[SO3CF3](2).进一步与AgSO3CF3反应,可以得到二氯桥的中间体化合物[(CpttRh)2(m-Cl)2][SO3CF3]2(3).3与双氮配体——吡嗪反应,制备出四核半夹心结构14元环化合物[(CpttRh)4(m-Cl)4(m-pyrazine)2][SO3CF3]4(4).采用红外光谱、核磁共振、元素分析等方法,表征了所形成的化合物,并用X射线单晶结构解析方法对化合物2和4进行了晶体结构分析.2中3个氯桥原子所组成的平面同时与两个环戊二烯所组成的平面平行;4中四核14元环呈矩形,其环内孔径为0.3748nm0.7027nm,环上两吡嗪组成的平面相互平行,其平面间距离为0.3510nm,存在分子间相互作用.
(CpttRh) 2Cl2 (m-Cl) 2 (1) (Cptt = h5-tBu2C5H3) with an equimolar amount of AgSO3CF3 can form the triclosan bridged ionic compound (CpttRh) 2 (CpttRh) 2 (m-Cl) 2] [SO3CF3] 2 (3) .3 is reacted with bis-nitrogen (CpttRh) 4 (m-Cl) 4 (m-pyrazine) 2] [SO3CF3] 4 (4) was synthesized by the ligand-pyrazine reaction.Using infrared spectroscopy, Resonance and elemental analysis were used to characterize the formed compounds. The crystal structures of compounds 2 and 4 were analyzed by X-ray single crystal structure analysis. Diene consisting of plane parallel; 4 quadruple nuclear 14 ring rectangular, the ring pore diameter of 0.3748nm0.7027nm, the ring composed of two pyrazine plane parallel to each other, the plane distance of 0.3510nm, the presence of intermolecular interaction.