The complexes of [Cu（bpy）（H2O）（CBA）2]n 1 and [Cu（phen）（H2O）（CBA）2]·H2O 2 based on p-cyanobenzoic acid （HCBA） have been synthesized in aqueous ethanolic solution at room temperature. The single-cryst...The complexes of [Cu（bpy）（H2O）（CBA）2]n 1 and [Cu（phen）（H2O）（CBA）2]·H2O 2 based on p-cyanobenzoic acid （HCBA） have been synthesized in aqueous ethanolic solution at room temperature. The single-crystal X-ray diffraction studies demonstrated that complex 1 crystallizes in orthorhombic and complex 2 is of triclinic system. The results indicate the complex 1 shows a 1D chain structure bridged bytwo carboxylic oxygen atoms from CBA–, and complex 2 is a mononuclear structure. Through intermolecular hydrogen bonding and π···π stacking interactions, the complexes are assembled into supramolecular structures.Complex 1 has been characterized by magnetic measurements. Themagnetic measurement indicates that weak ferromagnetic interaction （zJ＇ = 0.038（5）） between the Cu^2＋ ions is dominant in the structure. The IR spectrum and results of thermal and elemental analyses are also presented.展开更多
基金supported by the K.C.Wong Magna Fund in Ningbo University
文摘The complexes of [Cu（bpy）（H2O）（CBA）2]n 1 and [Cu（phen）（H2O）（CBA）2]·H2O 2 based on p-cyanobenzoic acid （HCBA） have been synthesized in aqueous ethanolic solution at room temperature. The single-crystal X-ray diffraction studies demonstrated that complex 1 crystallizes in orthorhombic and complex 2 is of triclinic system. The results indicate the complex 1 shows a 1D chain structure bridged bytwo carboxylic oxygen atoms from CBA–, and complex 2 is a mononuclear structure. Through intermolecular hydrogen bonding and π···π stacking interactions, the complexes are assembled into supramolecular structures.Complex 1 has been characterized by magnetic measurements. Themagnetic measurement indicates that weak ferromagnetic interaction （zJ＇ = 0.038（5）） between the Cu^2＋ ions is dominant in the structure. The IR spectrum and results of thermal and elemental analyses are also presented.
