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联苯甲酰双缩氨基脲硝酸钕水合物晶体结构的测定
Crystal Structure of Dibenzoyl Double Semicarbazone Neodymium Nitrate
【摘要】 联苯甲酰双缩氨基脲硝酸钕水合物分子式为[Nd(C16H16N6O2)(NO3)3(H2O)]·H2O,Mr=690.2,正交晶系,空间群为Fdd2,晶胞参数,利用2312个可观测衍射进行结构修正,最后R=0.048。晶体中含有2个水分子,其中1个参加配位。3个硝酸根呈双齿配应;有机配体中有2个N原子和两个O原子参与配位,Nd的总配位数为11。
【Abstract】 The crystal structure of biphenyl methylamide double semicarbazone neodymium nitrate has been determined by X-ray diffraction methed. Its crystal is orthorhombic, space group Fdd2, a The crystal structure was solved by direct methods and refined to observed reflections. The central Nd ion is ll-coordinated, by six oxygen atoms from three nitrate groups, two nitrogen atoms and two oxygen atoms from the neutral ligand, the eleventh is contributed by a water molecule.
【基金】 国家自然科学基金
- 【文献出处】 结构化学 ,CHINESE JOURNAL OF STRUCTUNAL CHEMISTRY , 编辑部邮箱 ,1997年02期
- 【分类号】O76
- 【被引频次】2
- 【下载频次】102