A new hexanuclear silver（I） compound containing thiosemicarbazone with group of 3-pyridine was synthesized and structurally characterized by single-crystal X-ray diffraction,elemental analysis and fluorescence spect...A new hexanuclear silver（I） compound containing thiosemicarbazone with group of 3-pyridine was synthesized and structurally characterized by single-crystal X-ray diffraction,elemental analysis and fluorescence spectrum.The title compound 3 crystallizes in monoclinic,space group C2/m with a = 18.6523（9）,b = 24.7519（11）,c = 22.4542（15） ,β = 93.4960（10）°,V = 10347.4（10）3,C68H104Ag6N30O8S6,Mr = 2309.39,Dc = 1.482g/cm3,μ（MoKα） = 1.293 mm-1,F（000） = 4656,Z = 4,the final R = 0.0544 and wR = 0.1580 for 6733 observed reflections（I 〉 2σ（I））.In the structure,two Ag6L36（L3 = pyridine-3-carboxaldehyde thiosemicarbazone） clusters are contained.In each cluster,the S atom of ligand L3 served as a triply bridged chelator to connect the six silver atoms into a Ag6L36 cluster.Luminescence investigation revealed that the band at 630 nm was attributed to cluster-centered（CC） electron transfer,and those at 493 and 530 nm to the LMCT and CC transitions,respectively.展开更多
A new hexanuclear silver （I） compound 2 containing thiosemicarbazone with the group of benzene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence ...A new hexanuclear silver （I） compound 2 containing thiosemicarbazone with the group of benzene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. The title compound crystallizes in triclinic, space group P with a = 11.611（3）, b = 15.610（5）, c = 15.624（7） , α = 113.942（6）, β = 104.520（6）, γ = 104.230（4）°, V = 2304.1（14） 3, C60H77Ag6N22O4.5S6, Mr = 2018.02, Dc = 1.454 g/cm3, μ（MoKα） = 1.435 mm-1, F（000） = 1005, Z = 1, the final R = 0.0468 and wR = 0.1474 for 6608 observed reflections （I 2σ（I））. In the structure, the S atom of the ligand L2 （L2 = benzaldehyde thiosemicarbazone） served as a triply bridged chelator to connect the six silver atoms into a Ag6L26 cluster. The luminescence property of compound 2 was investigated at room temperature.展开更多
A new hexanuclear silver（I） compound containing thiosemicarbazones with groups of 1-naphthalene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence...A new hexanuclear silver（I） compound containing thiosemicarbazones with groups of 1-naphthalene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. The title compound crystallizes in monoclinic, space group P21/c with a = 16.101（4）, b = 24.855（7）, c = 14.492（4） A, β = 109.730（5）, V = 5459（3） A3, C90H102Ag6N2406S6, Mr= 2455.54, Dc= 1.494 g/cm3,μ（MoKa） = 1.228 mm^-1, F（000） = 2472, Z = 2, the final R = 0.0761 and wR = 0.1507 for 5258 observed reflections （I〉 2α（I））. In the structure, the S atom of ligand L serves as a triply bridged chelator to connect the six silver atoms into a Ag6L6 cluster. Luminescence investigation reveals that the compound exhibits two ligand-independent cluster-centered electron transfer bands and one ligand-dependent charge transfer band.展开更多
A new silver（Ⅰ） compound 4 containing thiosemicarbazone with group 2-quinoline was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. Compo...A new silver（Ⅰ） compound 4 containing thiosemicarbazone with group 2-quinoline was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. Compound 4 crystallizes in triclinic, space group P1 with a = 12.2710（9）, b = 16.9281（13）, c = 17.2984（13）, α = 112.8500（10）, β = 103.4890（10）, γ = 102.6860（10）°, V = 3020.9（4） 3, C80H94Ag6N28O6S6, Mr = 2383.41, Dc = 1.310 g/cm3, μ（MoKα） = 1.108 mm-1, F（000） = 1196, Z = 1, the final R = 0.0567 and wR = 0.1368 for 5112 observed reflections （I 〉 2σ（I））. Similar to the structure of compound 2 we have reported, compound 4 also exhibits a hexanuclear silver（Ⅰ） cluster. In the cluster, the S atom of ligand L4 （L4 = 2-quinolinecarboxaldehyde thiosemicarbazone） serves as a triply bridged chelator to connect the six silver atoms into a Ag6L46 cluster. The luminescence property of 4 is investigated at room temperature and compared with that of 2.展开更多
A new silver（Ⅰ） compound 6 （[Ag6L66]·4DMF） containing thiosemicarbazone with the group of 2-chloro-1-benzene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental anal...A new silver（Ⅰ） compound 6 （[Ag6L66]·4DMF） containing thiosemicarbazone with the group of 2-chloro-1-benzene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. The title compound 6 crystallizes in monoclinic, space group C2/c with a = 26.9236（18）, b = 15.2553（8）, c = 24.6237（13） , β = 103.0680（10）°, V = 9851.7（10）3, C58H66Ag6Cl6N20O3S6, Mr = 2143.59, Dc = 1.445 g/cm3, μ（MoKα） = 1.503 mm-1, F（000） = 4232, Z = 4, the final R = 0.0565 and wR = 0.1654 for 5831 observed reflections （Ⅰ 〉 2σ（Ⅰ））. Similar to the structure of the compounds we have reported, compound 6 also exhibits a hexanuclear silver（Ⅰ） cluster. In the cluster, the S atom of ligand L6 （L6 = 2-chloro-1-benzaldehyde thiosemicarbazone） served as a triply bridged chelator to connect the six silver atoms into a Ag6L66 cluster. The luminescence property of compound 6 was investigated at room temperature and compared with other similar compounds in order to find the factors influencing their luminescent property.展开更多
基金supported by the Postdoctoral Science Foundation of Central South University
文摘A new hexanuclear silver（I） compound containing thiosemicarbazone with group of 3-pyridine was synthesized and structurally characterized by single-crystal X-ray diffraction,elemental analysis and fluorescence spectrum.The title compound 3 crystallizes in monoclinic,space group C2/m with a = 18.6523（9）,b = 24.7519（11）,c = 22.4542（15） ,β = 93.4960（10）°,V = 10347.4（10）3,C68H104Ag6N30O8S6,Mr = 2309.39,Dc = 1.482g/cm3,μ（MoKα） = 1.293 mm-1,F（000） = 4656,Z = 4,the final R = 0.0544 and wR = 0.1580 for 6733 observed reflections（I 〉 2σ（I））.In the structure,two Ag6L36（L3 = pyridine-3-carboxaldehyde thiosemicarbazone） clusters are contained.In each cluster,the S atom of ligand L3 served as a triply bridged chelator to connect the six silver atoms into a Ag6L36 cluster.Luminescence investigation revealed that the band at 630 nm was attributed to cluster-centered（CC） electron transfer,and those at 493 and 530 nm to the LMCT and CC transitions,respectively.
基金supported by the Postdoctoral Science Foundation of Central South University
文摘A new hexanuclear silver （I） compound 2 containing thiosemicarbazone with the group of benzene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. The title compound crystallizes in triclinic, space group P with a = 11.611（3）, b = 15.610（5）, c = 15.624（7） , α = 113.942（6）, β = 104.520（6）, γ = 104.230（4）°, V = 2304.1（14） 3, C60H77Ag6N22O4.5S6, Mr = 2018.02, Dc = 1.454 g/cm3, μ（MoKα） = 1.435 mm-1, F（000） = 1005, Z = 1, the final R = 0.0468 and wR = 0.1474 for 6608 observed reflections （I 2σ（I））. In the structure, the S atom of the ligand L2 （L2 = benzaldehyde thiosemicarbazone） served as a triply bridged chelator to connect the six silver atoms into a Ag6L26 cluster. The luminescence property of compound 2 was investigated at room temperature.
基金supported by the Postdoctoral Science Foundation of Central South University
文摘A new hexanuclear silver（I） compound containing thiosemicarbazones with groups of 1-naphthalene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. The title compound crystallizes in monoclinic, space group P21/c with a = 16.101（4）, b = 24.855（7）, c = 14.492（4） A, β = 109.730（5）, V = 5459（3） A3, C90H102Ag6N2406S6, Mr= 2455.54, Dc= 1.494 g/cm3,μ（MoKa） = 1.228 mm^-1, F（000） = 2472, Z = 2, the final R = 0.0761 and wR = 0.1507 for 5258 observed reflections （I〉 2α（I））. In the structure, the S atom of ligand L serves as a triply bridged chelator to connect the six silver atoms into a Ag6L6 cluster. Luminescence investigation reveals that the compound exhibits two ligand-independent cluster-centered electron transfer bands and one ligand-dependent charge transfer band.
基金the Postdoctoral Science Foundation of Central South University and the National Natural Science Foundation of China (No. 21105127)
文摘A new silver（Ⅰ） compound 4 containing thiosemicarbazone with group 2-quinoline was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. Compound 4 crystallizes in triclinic, space group P1 with a = 12.2710（9）, b = 16.9281（13）, c = 17.2984（13）, α = 112.8500（10）, β = 103.4890（10）, γ = 102.6860（10）°, V = 3020.9（4） 3, C80H94Ag6N28O6S6, Mr = 2383.41, Dc = 1.310 g/cm3, μ（MoKα） = 1.108 mm-1, F（000） = 1196, Z = 1, the final R = 0.0567 and wR = 0.1368 for 5112 observed reflections （I 〉 2σ（I））. Similar to the structure of compound 2 we have reported, compound 4 also exhibits a hexanuclear silver（Ⅰ） cluster. In the cluster, the S atom of ligand L4 （L4 = 2-quinolinecarboxaldehyde thiosemicarbazone） serves as a triply bridged chelator to connect the six silver atoms into a Ag6L46 cluster. The luminescence property of 4 is investigated at room temperature and compared with that of 2.
基金supported by the National Science and Technology Support Program (2012BAC12B03)the Postdoctoral Science Foundation of Central South Universitythe Fundamental Research Funds for the Central Universities (No. 2012QNZT001)
文摘A new silver（Ⅰ） compound 6 （[Ag6L66]·4DMF） containing thiosemicarbazone with the group of 2-chloro-1-benzene was synthesized and structurally characterized by single-crystal X-ray diffraction, elemental analysis and fluorescence spectrum. The title compound 6 crystallizes in monoclinic, space group C2/c with a = 26.9236（18）, b = 15.2553（8）, c = 24.6237（13） , β = 103.0680（10）°, V = 9851.7（10）3, C58H66Ag6Cl6N20O3S6, Mr = 2143.59, Dc = 1.445 g/cm3, μ（MoKα） = 1.503 mm-1, F（000） = 4232, Z = 4, the final R = 0.0565 and wR = 0.1654 for 5831 observed reflections （Ⅰ 〉 2σ（Ⅰ））. Similar to the structure of the compounds we have reported, compound 6 also exhibits a hexanuclear silver（Ⅰ） cluster. In the cluster, the S atom of ligand L6 （L6 = 2-chloro-1-benzaldehyde thiosemicarbazone） served as a triply bridged chelator to connect the six silver atoms into a Ag6L66 cluster. The luminescence property of compound 6 was investigated at room temperature and compared with other similar compounds in order to find the factors influencing their luminescent property.
