Three novel compounds [Ni(en)3](ndt)·H2O (1), [Co(en)3](ndt)·H2O (2) and [Mn(en)3](ndt)·H2O (3) (en= ethylenediamine, ndt= 1,5-naphthalenedithiolate) have been synthesized under hydr...Three novel compounds [Ni(en)3](ndt)·H2O (1), [Co(en)3](ndt)·H2O (2) and [Mn(en)3](ndt)·H2O (3) (en= ethylenediamine, ndt= 1,5-naphthalenedithiolate) have been synthesized under hydrothermal conditions, The structures were characterized by single crystal X-ray diffraction and all belong to monoclinic space group Cc. The [M(en)3]^2+ cations (M=Ni^Ⅱ, Co^Ⅱ, Mn^Ⅱ), ndt anions and crystallized water molecules assemble an iso-structural three-dimensional network through H-bonding interactions. Optical absorption properties and band gaps of such three compouds were determined with UV/Vis/NIR diffuse reflectance spectra.展开更多
文摘Three novel compounds [Ni(en)3](ndt)·H2O (1), [Co(en)3](ndt)·H2O (2) and [Mn(en)3](ndt)·H2O (3) (en= ethylenediamine, ndt= 1,5-naphthalenedithiolate) have been synthesized under hydrothermal conditions, The structures were characterized by single crystal X-ray diffraction and all belong to monoclinic space group Cc. The [M(en)3]^2+ cations (M=Ni^Ⅱ, Co^Ⅱ, Mn^Ⅱ), ndt anions and crystallized water molecules assemble an iso-structural three-dimensional network through H-bonding interactions. Optical absorption properties and band gaps of such three compouds were determined with UV/Vis/NIR diffuse reflectance spectra.