The novel complex [Cu（Phen）（C2O4）H2O]·H2O has been synthesized by K2[Cu（C2O4）2].2H2O and Phen,where Phen=1,10-phenanthroline.The crystal structure of the complex has been determined by Xray diffraction.The ...The novel complex [Cu（Phen）（C2O4）H2O]·H2O has been synthesized by K2[Cu（C2O4）2].2H2O and Phen,where Phen=1,10-phenanthroline.The crystal structure of the complex has been determined by Xray diffraction.The crystal belongs to monoclinic system,space group P2（1）/n.The cell parameters are:a=0.8524（13）nm,b=0.9764（14）nm,c=1.766（3）nm,V=1.427（4）nm3,z=4,Dx=1.712g.cm-3,μ（MoKa）=15.65cm-1,F（000）=1268,R1=0.0435,wR2=0.0985.The bond distances of Cu-O and Cu-N are 0.19480.2240nm and 0.20170.2026nm,respectively.The coppercentered locates in a distorted square pyramid.one-dimensional infinit chain is formed through intermolecular hydrogen bonds.And two-dimensional player is formed throuth π-π packing efaction between phenanthrolines.展开更多
The crystals of α,α’-dioxoketene cyclic dithioacetals were prepared and their crystal structures were determined by X-ray crystallography.The influence of bond lengths,bond angles,dihedral angles and the molecular ...The crystals of α,α’-dioxoketene cyclic dithioacetals were prepared and their crystal structures were determined by X-ray crystallography.The influence of bond lengths,bond angles,dihedral angles and the molecular conformation on different substituted cyclic dithionacetals aldehyde ketone was discussed.Compound A is Monoclinic form,P21/c Space group,Unit cell dimensions,a=0.78337（6）nm,b=O54937（4）nm,c=2.8243（2）nm,α=90°,β=90.7740（10）°,γ=90°,V=1.215（4）nm3,Z=4,Dc=1.445g/cm3,F（000）=552.Compound B is Orthorhombic form,P212121 Space group,Unit cell dimensions,a=0.5665（5）nm,b=0.7980（7）nm,c=2.924（3）nm,α=90°,β=90°,γ=90°,V=1.322（2）nm3,Z=4,Dc=1.399g/cm3,F（000）=584.展开更多
Reaction of the β-diketiminate ytterbium dichloride LYbCl2（THF）2（L=2,6-Pri2C6H3）NC（Me）CHC（Me）N（C6H3-2,60Pri2）（1）with 2equiv off C5H5Na in THF gave rise to the title complex LYb（C5H5）2（2）,and the cryst...Reaction of the β-diketiminate ytterbium dichloride LYbCl2（THF）2（L=2,6-Pri2C6H3）NC（Me）CHC（Me）N（C6H3-2,60Pri2）（1）with 2equiv off C5H5Na in THF gave rise to the title complex LYb（C5H5）2（2）,and the crystal structure of the complex 2 was determined by single-crystal X-ray diffraction.The crystal belongs to orthorhombic,space group P21212 with a=4.3219（6）,b=1.6602（2）,c=0.9604（1）nm,V=6.891（2）nm3,Z=8,Dc=1.390 Mg·m-3,R=0.0331,wR=0.0535.In the molecular structure of the title complex,the central metal atom Yb is coordinated by two cyclopentadienyl rings and two nitrogen atomes of β-diketiminate group to form an eight-coordinate distorted tetrahedral geometry.展开更多
文摘The novel complex [Cu（Phen）（C2O4）H2O]·H2O has been synthesized by K2[Cu（C2O4）2].2H2O and Phen,where Phen=1,10-phenanthroline.The crystal structure of the complex has been determined by Xray diffraction.The crystal belongs to monoclinic system,space group P2（1）/n.The cell parameters are:a=0.8524（13）nm,b=0.9764（14）nm,c=1.766（3）nm,V=1.427（4）nm3,z=4,Dx=1.712g.cm-3,μ（MoKa）=15.65cm-1,F（000）=1268,R1=0.0435,wR2=0.0985.The bond distances of Cu-O and Cu-N are 0.19480.2240nm and 0.20170.2026nm,respectively.The coppercentered locates in a distorted square pyramid.one-dimensional infinit chain is formed through intermolecular hydrogen bonds.And two-dimensional player is formed throuth π-π packing efaction between phenanthrolines.
文摘The crystals of α,α’-dioxoketene cyclic dithioacetals were prepared and their crystal structures were determined by X-ray crystallography.The influence of bond lengths,bond angles,dihedral angles and the molecular conformation on different substituted cyclic dithionacetals aldehyde ketone was discussed.Compound A is Monoclinic form,P21/c Space group,Unit cell dimensions,a=0.78337（6）nm,b=O54937（4）nm,c=2.8243（2）nm,α=90°,β=90.7740（10）°,γ=90°,V=1.215（4）nm3,Z=4,Dc=1.445g/cm3,F（000）=552.Compound B is Orthorhombic form,P212121 Space group,Unit cell dimensions,a=0.5665（5）nm,b=0.7980（7）nm,c=2.924（3）nm,α=90°,β=90°,γ=90°,V=1.322（2）nm3,Z=4,Dc=1.399g/cm3,F（000）=584.
文摘Reaction of the β-diketiminate ytterbium dichloride LYbCl2（THF）2（L=2,6-Pri2C6H3）NC（Me）CHC（Me）N（C6H3-2,60Pri2）（1）with 2equiv off C5H5Na in THF gave rise to the title complex LYb（C5H5）2（2）,and the crystal structure of the complex 2 was determined by single-crystal X-ray diffraction.The crystal belongs to orthorhombic,space group P21212 with a=4.3219（6）,b=1.6602（2）,c=0.9604（1）nm,V=6.891（2）nm3,Z=8,Dc=1.390 Mg·m-3,R=0.0331,wR=0.0535.In the molecular structure of the title complex,the central metal atom Yb is coordinated by two cyclopentadienyl rings and two nitrogen atomes of β-diketiminate group to form an eight-coordinate distorted tetrahedral geometry.
