A 2D coordination polymer of [Cd(mbix)(BIPA)] (1) (H2BIPA=5-bromoisophthalic acid and mbix=1,3-bis(imidazol-1-ylmethyl) benzene) has been hydrothermal prepared and characterized by elemental analysis,IR spectroscopy a...A 2D coordination polymer of [Cd(mbix)(BIPA)] (1) (H2BIPA=5-bromoisophthalic acid and mbix=1,3-bis(imidazol-1-ylmethyl) benzene) has been hydrothermal prepared and characterized by elemental analysis,IR spectroscopy and single-crystal X-ray diffraction structure analysis. The crystal is of monoclinic,space group P21/n with a=1.002 0(4) nm,b=1.754 4(7) nm,c=1.208 8(5) nm,β=94.271(5),V=2.119 1(15) nm3,Dc=1.861 g.cm-3,Z= 4,F(000)=1 168,Goof=1.085,R1=0.045 0,wR2=0.093 1. The crystal structure shows that the Cd2 units are formed by the two caroboxylate group adopting tridentate-chelating-bridging coordination mode,which are linked to form a 2D layer structure by the ligands,and further extended into a 3D supramolecular structure through C-H …O hydrogen bonding interactions and π-π weak interactions. In addition,complex 1 exhibits strong photolumine-scent emission at room temperature. CCDC:710801.展开更多
The self-assembly of metal-organic frameworks (MOFs) have attracted much attention, due to their intriguing structural topologies and wide potentialapplications as functional materials for
Crystal engineering has grown into a subject that attracts intense attention because controlling themolecular organization in the solid state can lead to materials with novel structures and promising proper-
Hydrothermal reaction between 5-bromoisophthalic acid (H2BIPA) and Zn(NO3)2·6H2O at the presence of the second ligand of 2-(2-pyridyl)imidazole (Hpyim) yields a new 3D metal-organic coordination polymer [Zn2(OH)(...Hydrothermal reaction between 5-bromoisophthalic acid (H2BIPA) and Zn(NO3)2·6H2O at the presence of the second ligand of 2-(2-pyridyl)imidazole (Hpyim) yields a new 3D metal-organic coordination polymer [Zn2(OH)(pyim)(BIPA)]n (1),which has been characterized by single-crystal X-ray diffraction,elemental analysis,IR spectrum and thermal analysis. Complex 1 presents an α-Po net with 41263 topology constructed from tetranuclear clusters and displays strong luminescent emission at room temperature.展开更多
A novel two-dimensional cadmium(Ⅱ) complex {[Cd(bpds)(bpp)2]·2H2O}n (1) with 4,4′-biphenyldisulfonic acid (H2bpds) and 1,3-bis(4-pyridyl)propane (bpp) has been synthesized by means of hydrothermal method and ch...A novel two-dimensional cadmium(Ⅱ) complex {[Cd(bpds)(bpp)2]·2H2O}n (1) with 4,4′-biphenyldisulfonic acid (H2bpds) and 1,3-bis(4-pyridyl)propane (bpp) has been synthesized by means of hydrothermal method and characterized by elemental analysis, IR spectrum, thermal analysis and single-crystal X-ray diffraction. The crystal is of triclinic, space group P1 with a=0.900 96(12) nm, b=1.098 84(14) nm, c=1.125 71(15) nm, α=115.907(2)°, β= 92.307 (2)°, γ=105.383 (2)°, V=0.950 8(2) nm3, Dc=1.497 g·cm-3, Z=1, F(000)=440, Goof=1.046, R1=0.028 2, wR2= 0.074 9. Complex 1 shows a novel two-dimensional (2D) lamellar structure and further extended into a 3D supramolecular structure through O-H…O and C-H…O hydrogen bonding interactions. Luminescent studies show that complex 1 exhibits intense blue fluorescent emission. CCDC: 769593.展开更多
Great interest has been focused on the rapidly expanding field of the construction of novel functional metal-organic frameworks(MOFs)owing to their variety of intriguing architectures and topologies and their potentia...Great interest has been focused on the rapidly expanding field of the construction of novel functional metal-organic frameworks(MOFs)owing to their variety of intriguing architectures and topologies and their potential applications in展开更多
A one-dimensional zigzag chain complex of Cd(FA)(pyim)(H2O) (1) (H2FA=4,4′-(hexafluoroisopropylidene)bis(benzoic acid) and pyim=2-(2-pyridyl)imidazole) was hydrothermal synthesized from Cd(NO3)2·4H2O, 4,4′- (he...A one-dimensional zigzag chain complex of Cd(FA)(pyim)(H2O) (1) (H2FA=4,4′-(hexafluoroisopropylidene)bis(benzoic acid) and pyim=2-(2-pyridyl)imidazole) was hydrothermal synthesized from Cd(NO3)2·4H2O, 4,4′- (hexafluoroisopropylidene)bis (benzoic acid) and 2-(2-pyridyl)imidazole. Single-crystal X-ray analysis revealed that the zigzag chains of 1 are linked into three-dimensional supramolecular networks by both O-H …O hydrogen- bonds and π…π stacking interactions. The crystal is of monoclinic, space group P21/n with a=0.856 34(10) nm, b=1.020 49(12) nm, c=2.809 0(3) nm, β=98.115(2)°, V=2.430 2(5) nm3, Dc=1.820 g·cm-3, Z=4, F(000)=1 320, Goof= 1.009, R1 =0.047 0, wR2 =0.115 5. In addition, complex 1 exhibits strong photoluminescent emission at room temperature. CCDC: 733837.展开更多
文摘A 2D coordination polymer of [Cd(mbix)(BIPA)] (1) (H2BIPA=5-bromoisophthalic acid and mbix=1,3-bis(imidazol-1-ylmethyl) benzene) has been hydrothermal prepared and characterized by elemental analysis,IR spectroscopy and single-crystal X-ray diffraction structure analysis. The crystal is of monoclinic,space group P21/n with a=1.002 0(4) nm,b=1.754 4(7) nm,c=1.208 8(5) nm,β=94.271(5),V=2.119 1(15) nm3,Dc=1.861 g.cm-3,Z= 4,F(000)=1 168,Goof=1.085,R1=0.045 0,wR2=0.093 1. The crystal structure shows that the Cd2 units are formed by the two caroboxylate group adopting tridentate-chelating-bridging coordination mode,which are linked to form a 2D layer structure by the ligands,and further extended into a 3D supramolecular structure through C-H …O hydrogen bonding interactions and π-π weak interactions. In addition,complex 1 exhibits strong photolumine-scent emission at room temperature. CCDC:710801.
文摘The self-assembly of metal-organic frameworks (MOFs) have attracted much attention, due to their intriguing structural topologies and wide potentialapplications as functional materials for
文摘Crystal engineering has grown into a subject that attracts intense attention because controlling themolecular organization in the solid state can lead to materials with novel structures and promising proper-
文摘Hydrothermal reaction between 5-bromoisophthalic acid (H2BIPA) and Zn(NO3)2·6H2O at the presence of the second ligand of 2-(2-pyridyl)imidazole (Hpyim) yields a new 3D metal-organic coordination polymer [Zn2(OH)(pyim)(BIPA)]n (1),which has been characterized by single-crystal X-ray diffraction,elemental analysis,IR spectrum and thermal analysis. Complex 1 presents an α-Po net with 41263 topology constructed from tetranuclear clusters and displays strong luminescent emission at room temperature.
文摘A novel two-dimensional cadmium(Ⅱ) complex {[Cd(bpds)(bpp)2]·2H2O}n (1) with 4,4′-biphenyldisulfonic acid (H2bpds) and 1,3-bis(4-pyridyl)propane (bpp) has been synthesized by means of hydrothermal method and characterized by elemental analysis, IR spectrum, thermal analysis and single-crystal X-ray diffraction. The crystal is of triclinic, space group P1 with a=0.900 96(12) nm, b=1.098 84(14) nm, c=1.125 71(15) nm, α=115.907(2)°, β= 92.307 (2)°, γ=105.383 (2)°, V=0.950 8(2) nm3, Dc=1.497 g·cm-3, Z=1, F(000)=440, Goof=1.046, R1=0.028 2, wR2= 0.074 9. Complex 1 shows a novel two-dimensional (2D) lamellar structure and further extended into a 3D supramolecular structure through O-H…O and C-H…O hydrogen bonding interactions. Luminescent studies show that complex 1 exhibits intense blue fluorescent emission. CCDC: 769593.
文摘Great interest has been focused on the rapidly expanding field of the construction of novel functional metal-organic frameworks(MOFs)owing to their variety of intriguing architectures and topologies and their potential applications in
文摘A one-dimensional zigzag chain complex of Cd(FA)(pyim)(H2O) (1) (H2FA=4,4′-(hexafluoroisopropylidene)bis(benzoic acid) and pyim=2-(2-pyridyl)imidazole) was hydrothermal synthesized from Cd(NO3)2·4H2O, 4,4′- (hexafluoroisopropylidene)bis (benzoic acid) and 2-(2-pyridyl)imidazole. Single-crystal X-ray analysis revealed that the zigzag chains of 1 are linked into three-dimensional supramolecular networks by both O-H …O hydrogen- bonds and π…π stacking interactions. The crystal is of monoclinic, space group P21/n with a=0.856 34(10) nm, b=1.020 49(12) nm, c=2.809 0(3) nm, β=98.115(2)°, V=2.430 2(5) nm3, Dc=1.820 g·cm-3, Z=4, F(000)=1 320, Goof= 1.009, R1 =0.047 0, wR2 =0.115 5. In addition, complex 1 exhibits strong photoluminescent emission at room temperature. CCDC: 733837.
