The complex, {[La2(β ala)6(H2O)4](ClO4)6·H2O}n, was synthesized in aqueous solution and its crystal structure was determined by X ray diffraction method .The crystal is triclinic with space group of .The cell parameters are a=0.946(1)nm, b=1.2917(1)nm, c=2.1726(3)nm,α=76.79(1)°, β=80.85(1)°,γ=83.35(1)°, V=2.5429(5)nm3, Z=2, Dc=1.958g·cm-3.The complex is an one dimensional infinite chain. The coordination number of lanthanum ion is nine, forming a distorted tricapped trigonal prism.
The new complex [Cu2(L-Asp)(phen)3(NO3)](NO3)·4H2O (L-Asp=L-aspartic acid and phen=1,10-phenanthroline) has been synthesized and its crystal structure ha s been determined. The complex crystallizes in the monoclinic with space group P 21/c, The cell parameters are: a=1.261 3(2) nm, b=1.500 8(4) nm, c=2.230 7(4) nm , 穋m-3. The complex contains tw o six-coordinated copper ions, and these two copper ions are connected together by L-aspartate to give rise to a binuclear structure. Hydrogen bonds
The complex,C30H44N3O16DyS3,Dy2（H2O）4（Ts-β-AlaH）6·4H2O （Ts-β-AlaH=N-p-tolysulfonyl-β-Alanine）was synthesized and characterized by elemental analysis,IR,and X-ray diffraction study.The crydstal is monoclinic sydstem with P21/n space group.The cell parameters are:a=9.536（2）*!,b=18.981（3）*!,c=22.932（6）*!,β=100.15（2）°,Z=4,Mr=961,DC=2.082/cm3,V=2462.9（10）*!3.The structre of the complex can be viewed as a one-dimensional infinite chain.The Dysprosium ion is eight-coordinated with a geometry of distorted square antiprism.The antibacterial activity of the complex and N-p-tolysulfonyl-β-Alanine was tested.The results in dicated that the complexes were more bacteriostatically active than the ligand.
.The cell parameters are a=0.946(1)nm, b=1.2917(1)nm, c=2.1726(3)nm,α=76.79(1)°, β=80.85(1)°,γ=83.35(1)°, V=2.5429(5)nm3, Z=2, Dc=1.958g·cm-3.The complex is an one dimensional infinite chain. The coordination number of lanthanum ion is nine, forming a distorted tricapped trigonal prism.