Fifteen rare earth ferrocene monocarboxylate coordination compounds have been first synthesized in ethanol, and the complexes have been studied by means of elemental analysis, mass spectra, conductance measurment, X-r...Fifteen rare earth ferrocene monocarboxylate coordination compounds have been first synthesized in ethanol, and the complexes have been studied by means of elemental analysis, mass spectra, conductance measurment, X-ray powder patterns and FT-IR spectra. The result showed that the complexes can be represented as [eta(5)C(5)H(5)Fe eta(5)C(5)H(4)COO(-)](3) . RE . H2O, (where RE=La similar to Lu and Y, except Pm), and they are isomorphic crystals. It has been infered from IR spectra of complexes series that the -COO- group is coordinated to RE(3+) ion by means of symmetrical chelation.展开更多
文摘Fifteen rare earth ferrocene monocarboxylate coordination compounds have been first synthesized in ethanol, and the complexes have been studied by means of elemental analysis, mass spectra, conductance measurment, X-ray powder patterns and FT-IR spectra. The result showed that the complexes can be represented as [eta(5)C(5)H(5)Fe eta(5)C(5)H(4)COO(-)](3) . RE . H2O, (where RE=La similar to Lu and Y, except Pm), and they are isomorphic crystals. It has been infered from IR spectra of complexes series that the -COO- group is coordinated to RE(3+) ion by means of symmetrical chelation.