[Co(2,3-tri)(amp)Cl][ZnCl4]体系中部分几何经式异构体的结构测定
Assignment of Some Geometrical mer-Isomers of[Co(2,3-tri)(amp)Cl][ZnCl4]
作者单位
祝黔江 贵州大学基础部, 贵阳550025 
陶朱 贵州大学应用化学研究所, 贵阳550025 
周忠远 中国科学院成都有机化学研究所, 成都610041 
周向葛 中国科学院成都有机化学研究所, 成都610041 
摘要: 利用单晶X-射线衍射分析了[Co(2,3-tri)(amp)Cl][ZnCl4](2,3-tri=N-(2-Aminoethvl)-1,3-propanediamine;amp=2-(Aminomethyl)pyridine)体系中的一异构体(m3-[Co(2,3-tri)(amp)Cl][ZnCl4]·2.5H2O)结构,用二维核磁共振DQCOSY和NOESY技术联合解析了另两个异构体(m2-[Co(2,3-tri)(amp)C1][Zn
关键词: Co(Ⅲ)配合物  经式异构体  单晶X-衍射分析  二维核磁共振技术
基金项目: 贵州省自然科学基金资助项目;贵州大学科学技术基金资助项目(No.0603;No.003)
Abstract: Some geometrical meridian isomers of[Co(2,3-tri)(amp)Cl][ZnCl4](2,3-tir=N-(2-Aminoethyl)-1,3-propanediamine;amp =2-(Aminomethyl)pyridine)have been assigned.The crystal structure of one isomer(m3-[Co (2,3-tri)(amp)Cl][ZnCl4]·2.5H2O)which is racemic complex with a centrally symmetric s pace group has been analyzed by X-ray diffraction determina-tion.The structures of the m2-[Co (2,3-tri)(amp)Cl][ZnCl4] and m4-[Co(2,3-tri)(amp)Cl][ZnCl4] in DMSO-d6 have been pinpointed by using 2D NMR techniques,such as DQCOSY and NOESY.They have been proven to be the meridian isomers.
Keywords: Cobalt(Ⅲ)complexesmeridian isomers  X-ray di ffraction determination  2D NMR techniques
投稿时间:2001-05-08 修订日期:2001-06-18
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祝黔江,陶朱,周忠远,周向葛.[Co(2,3-tri)(amp)Cl][ZnCl4]体系中部分几何经式异构体的结构测定[J].无机化学学报,2001,17(6):811-818.
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