The crystal and molecular structure of the title complex, Cu（ada）2（py）2（H2O）（ada=adamantanecarboxylic group, py=pyridine）, C 32H 42CuN2O5, were determined by XRD. It belongs to monoclinic system with space gro...The crystal and molecular structure of the title complex, Cu（ada）2（py）2（H2O）（ada=adamantanecarboxylic group, py=pyridine）, C 32H 42CuN2O5, were determined by XRD. It belongs to monoclinic system with space group P21/n and crystal cell parameters:a=1.619 9（3）, b=0.680 5（1）, c=2.802 8（6） nm, β=94.15（3）°; V=3.082（1） nm 3, Z=4, Dc=1.289 g/cm3, Mr=589.22, μ（MoKα）=0.750 mm -1, F（000）=1 268. The structure was refined to R=0.057 8 and wR=0.158 1 for 4 447 observed reflections with I≥2σ（I）. The aquo complex is mononuclear with distorted square-pyramidal coordination.展开更多
Two Co ?complexes Co (β-diketonate) 2(py) 2Co (bzac)2 (py) 2(1)andCo (tta) 2 (py) 2(2)(bzacH =benzoylacetone,ttaH =2-thenoyltr ifluoroacetone,py =pyridine)were synthesized and characterized by X-ray diffraction.Compl...Two Co ?complexes Co (β-diketonate) 2(py) 2Co (bzac)2 (py) 2(1)andCo (tta) 2 (py) 2(2)(bzacH =benzoylacetone,ttaH =2-thenoyltr ifluoroacetone,py =pyridine)were synthesized and characterized by X-ray diffraction.Complex1crystallizes in monoclinic system,space group P2 1 /n with a=0.7409(2),b=1.7430(4),c=1.0527(2)nm,β=102.23(3)°,V=1.3285(5)nm 3 ,Z =2,F(000)=562,D c =1.349g·cm -3 ,μ(Mo Kα)=0.684mm -1 .The structure was refined to R=0.0307and w R=0.0827for observed 2437reflectio ns with I≥2σ(I).Complex2crystallizes in triclinic system,s pace groupP1with a=0.9634(2),b=0.9678(2),c=0.9713(2)nm,α=111.18(3),β=114.61(3),γ=99.05(3)°,V=0.7154(2)nm 3 ,Z =1,F(000)=333,D c =1.531g·cm -3 ,μ(Mo Kα)=0.819mm -1 .The structure was refined to R=0.0595and w R=0.1769for observed 2708reflection s with I≥2σ(I).In both structures the Co ?ions are six-coordinated to form distorted octahedron.展开更多
Six palladium? complexes with isonitrosoethylacetoacetate imine Schiff base ligands, Pd(R IEAI)2, were prepared and characterized by IR, Raman and electronic spectra. Complex tran Pd(p CH3C6H4 IEAI)2 (2) cry stallizes...Six palladium? complexes with isonitrosoethylacetoacetate imine Schiff base ligands, Pd(R IEAI)2, were prepared and characterized by IR, Raman and electronic spectra. Complex tran Pd(p CH3C6H4 IEAI)2 (2) cry stallizes in the monoclinic system, space group P21/c,with a=1.2002(2),b=0.9972(2),c=1.1121(2)nm,β=90.43(3)°,Z=2,F(000)=616,μ=7.44cm-1. The final R and wR are 0.0244 and 0.0625 for 2620 observed reflections with I ≥ 2σ(I), respectively. The geometry around the Pd? ions in those complexes has a distorted PdN4 square plane, the Schiff base ligands R IEAI- being coordinated through their oximino nitrogen atoms and imino nitrogen atoms.展开更多
A novel asymmetric dinuclear carboxylate-bridged Zn(Ⅱ) complex, \[Zn 2 (ad am) 4 (phen)\]·H 2 O(adam -=adamantanecarboxylato group, phen=1,10-phenanthroline), has been synthesized by reaction of adamantanecarbo ...A novel asymmetric dinuclear carboxylate-bridged Zn(Ⅱ) complex, \[Zn 2 (ad am) 4 (phen)\]·H 2 O(adam -=adamantanecarboxylato group, phen=1,10-phenanthroline), has been synthesized by reaction of adamantanecarbo xylic acid with Zn(CH 3 COO) 2 ·2H 2 O in 1,10-phenanthroline. The crystal structu re results as elucidated by XRD indicates that it is an adamantanecarboxylat o Zn(Ⅱ) complex, in which the two Zn(Ⅱ) ions are t riply-bridged by three adamantanecarboxylato groups, with a distance of 0 325 9(1) nm between each other. In the dinuclear zinc complex, one Zn(Ⅱ) ion ha s a distorted tetrahedral geometry and the other has a distorted octahedral geom etry.展开更多
文摘The crystal and molecular structure of the title complex, Cu（ada）2（py）2（H2O）（ada=adamantanecarboxylic group, py=pyridine）, C 32H 42CuN2O5, were determined by XRD. It belongs to monoclinic system with space group P21/n and crystal cell parameters:a=1.619 9（3）, b=0.680 5（1）, c=2.802 8（6） nm, β=94.15（3）°; V=3.082（1） nm 3, Z=4, Dc=1.289 g/cm3, Mr=589.22, μ（MoKα）=0.750 mm -1, F（000）=1 268. The structure was refined to R=0.057 8 and wR=0.158 1 for 4 447 observed reflections with I≥2σ（I）. The aquo complex is mononuclear with distorted square-pyramidal coordination.
文摘Two Co ?complexes Co (β-diketonate) 2(py) 2Co (bzac)2 (py) 2(1)andCo (tta) 2 (py) 2(2)(bzacH =benzoylacetone,ttaH =2-thenoyltr ifluoroacetone,py =pyridine)were synthesized and characterized by X-ray diffraction.Complex1crystallizes in monoclinic system,space group P2 1 /n with a=0.7409(2),b=1.7430(4),c=1.0527(2)nm,β=102.23(3)°,V=1.3285(5)nm 3 ,Z =2,F(000)=562,D c =1.349g·cm -3 ,μ(Mo Kα)=0.684mm -1 .The structure was refined to R=0.0307and w R=0.0827for observed 2437reflectio ns with I≥2σ(I).Complex2crystallizes in triclinic system,s pace groupP1with a=0.9634(2),b=0.9678(2),c=0.9713(2)nm,α=111.18(3),β=114.61(3),γ=99.05(3)°,V=0.7154(2)nm 3 ,Z =1,F(000)=333,D c =1.531g·cm -3 ,μ(Mo Kα)=0.819mm -1 .The structure was refined to R=0.0595and w R=0.1769for observed 2708reflection s with I≥2σ(I).In both structures the Co ?ions are six-coordinated to form distorted octahedron.
文摘Six palladium? complexes with isonitrosoethylacetoacetate imine Schiff base ligands, Pd(R IEAI)2, were prepared and characterized by IR, Raman and electronic spectra. Complex tran Pd(p CH3C6H4 IEAI)2 (2) cry stallizes in the monoclinic system, space group P21/c,with a=1.2002(2),b=0.9972(2),c=1.1121(2)nm,β=90.43(3)°,Z=2,F(000)=616,μ=7.44cm-1. The final R and wR are 0.0244 and 0.0625 for 2620 observed reflections with I ≥ 2σ(I), respectively. The geometry around the Pd? ions in those complexes has a distorted PdN4 square plane, the Schiff base ligands R IEAI- being coordinated through their oximino nitrogen atoms and imino nitrogen atoms.
文摘A novel asymmetric dinuclear carboxylate-bridged Zn(Ⅱ) complex, \[Zn 2 (ad am) 4 (phen)\]·H 2 O(adam -=adamantanecarboxylato group, phen=1,10-phenanthroline), has been synthesized by reaction of adamantanecarbo xylic acid with Zn(CH 3 COO) 2 ·2H 2 O in 1,10-phenanthroline. The crystal structu re results as elucidated by XRD indicates that it is an adamantanecarboxylat o Zn(Ⅱ) complex, in which the two Zn(Ⅱ) ions are t riply-bridged by three adamantanecarboxylato groups, with a distance of 0 325 9(1) nm between each other. In the dinuclear zinc complex, one Zn(Ⅱ) ion ha s a distorted tetrahedral geometry and the other has a distorted octahedral geom etry.
