论文部分内容阅读
Complexes of La(Ⅲ),Nd(Ⅲ),Sm(Ⅲ),Eu(Ⅲ),Gd(Ⅲ),Dy(Ⅲ),Er(Ⅲ),Yb(Ⅲ)and Y(Ⅲ)with piperonal isonicotinoyl hydrazone(HPIN)have been synthesized in DMF and EtOH.The complexes have been characte-rized by elemental analysis,molar conductance,i.r.,UV and~1H n.m.r.spect