Compound [Co 3(BTC)(HBTC)(H 2BTC)(C 2H 4O 2) 3]·3(DMF)·6(H 3O) was synthesized under mild conditions and its crystal structure was determined by using single crystal X-ray diffraction. The crystal structure was solved by direct method and refined by full-matrix least-square method. The crystal is monoclinic and belongs to space group Cc with a=2.645 3(5) nm, b= 1.670 4(3) nm, c=1\^821 6(4) nm, β=128.16(3) °, V=6.329(2) nm 3, Z=2 , D c=20.200 Mg/m 3, M r= 1 314.744, μ=10.274 mm -1, F(000) =38 226, GOF=0.99, R=0.094 1, ωR=0.257 3.
A new Co 2(HPO 4) 2·H 2O has been hydrothermally synthesized firstly. Single crystal X-ray analysis indicates that this compound crystallizes in a hexagonal system, space group P6 5 with a=1.048 31(15) nm, b=1.048 31(15) nm, c=1.496 3(3) nm, α=90°, β=90°, γ=120°, V= 1.424 1(4) nm 3, μ=3.849 mm -1, Z=6, F(000)=960, D c=2.294 g/cm 3, R=0.072 1, wR= 0.212 1, S=1.182, Δρ max=1.671×10 3 e·nm -3 and (Δρ) min=-1.210×10 3 e·nm -3. Co 2(HPO 4) 2·H 2O is characterized by 1D 12-ring helical channels. Tetrahedral primary structure-building units of CoO 4 and PO 4 indicates the title compound has a zeotype framework.
Co(En)\-3MoO\-4 was synthesized by using the method of hydrothermal synthesis and characterized by elemental analysis, IR, ESR and single\|crystal X\|ray methods. It crystallizes in hexagonal space group \%P3C1\% with \{\%a\%=1\^596 4(2) nm\}, \{\%b\%=1\^596 4(2) nm\}, \%c\%=\{0\^993 5(2)\} nm, \%α=β\%=90°, \%γ\%=120°, \%M\%\-c=399\^18, \%V\%=2\^192 6(6) nm\+3, \%D\%\-c=1\^814 g/nm\+3, \%Z\%=6, \%F\%(000)=1 218, \%R\%\-1=0\^070 3, \%R\%\-w=0\^220 7. According to separation of anion which acted on electrostatic potential, the anion and cation ions formed a type of organic and inorganic material.
Co(en) 3V 3O 6·H 2O has been synthesized by using hydrothermal method and characterized by IR, ICP, XPS and X ray diffraction analysis. The results of the X ray diffraction analysis show that structure of Co(en) 3(VO 3) 3·H 2O is orthorhombic with P2(1)2(1)2(1) , and the crystal data are a =0 819 2(7) nm, b =1.263 9(1) nm, c =1.804 8(2) nm, V =1.868 8(3) nm 3, Z=4, D c=1.973 g/cm 3, F (000)=1 124, R 1=0.040 7, wR 2=0.094 9, ( Δ/ρ ) max =706 e/nm 3 and ( Δ/ρ ) min =-452 e/nm 3. The results of XPS show that the Co 2+ was oxidized to Co 3+ (en) 3 at about pH=7.0 in the aqueous solution.
A novel coordination polymer, [Cu（en）2]2[Cu（en）2αAsⅢ8VⅣ 14O 42（HPO4）]·8H2O, was hydrothermally synthesized and structurally determined by Xray single crystal diffraction. The crystal belongs to monoclinic system, space group P2（1）/c, a=1.501 0（2） nm, b=1.860 9（3） nm, c=2.646 7（4） nm, β=102.169（5）°, V=7.227（2） nm3, Z=4, Dc=2.551 Mg/m3, F（000）=5 364. The structural refinement indicated that the tilted compound was a chainlike coordination polymer based on cluster [αAs8V 14O 42·（HPO4）] 6- as the building blocks. Two of the three Cu（en）2 groups acted as the balance cation and the other one connected the anion cage [αAs8V 14O 42（HPO4）] 6- to form the 1D chain.
