The complex Ag(L)NO3 (1) L=1,5-bis(imidazol-1-yl)pentane was synthesized in ethanol and water, and characterized by elemental analysis and X-ray crystal structural analysis. The result shows that the complex crystalli...The complex Ag(L)NO3 (1) L=1,5-bis(imidazol-1-yl)pentane was synthesized in ethanol and water, and characterized by elemental analysis and X-ray crystal structural analysis. The result shows that the complex crystallizes in monoclinic, space group P21 / c with a=0.695 7(4) nm, b=0.988 7(4) nm, c=1.974 8(7) nm, β=91.934(19)°, V=1.357 5(10) nm3, Z=4, Dcalc=1.831 g·cm-3, F(000)=752, μ=1.50 cm-1, the final R=0.036 6, wR=0.091 0. The coordination environment of Ag髣 is nearly linear with two N atoms, and each L ligand links two Ag髣 atoms using its two imidazolyl N atoms to generate an infinite one-dimensional (1D) chain structure. The 1D chains are further connected by C-H.O hydrogen bonds to give a three-dimensional structure. CCDC: 609514.展开更多
Two silver（I）-sulfonate complexes,[Ag（NO3）（4,4＇-bipy）][Ag（HL）（4,4＇-bipy）]·2H2O（1） and[Ag（H2O）（4,4＇-bipy）][AgL（4,4＇-bipy）]·2H2O（2）,have been synthesized by in situ reaction（H2L = 2-fo...Two silver（I）-sulfonate complexes,[Ag（NO3）（4,4＇-bipy）][Ag（HL）（4,4＇-bipy）]·2H2O（1） and[Ag（H2O）（4,4＇-bipy）][AgL（4,4＇-bipy）]·2H2O（2）,have been synthesized by in situ reaction（H2L = 2-formylbenzenesulfonic acid,4,4-bipy = 4,4-bipyridine）.1 displays two parallel 1D chains expending to a 3D supramolecule by n—n interactions and O-H…O hydrogen bonds,in which the[Ag（NO3）]or[Ag（HL）]units are joined by bridging 4,4＇-bipy molecules,respectively.The interactions between the complexes and DNA were studied by means of fluorescence spectra and surface-enhanced Raman scattering（SERS） spectra.The special configuration and intercalation effects between 1 and DNA are stronger than that between 2 and DNA.展开更多
Reaction of AgAc with bzdmpymtH in MeOH resulted in the title compound [Ag（bzdmpymt）]6-2MeOH （1.2MeOH）, which was structurally characterized by elemental analysis, IR, and single-crystal X-ray diffraction analysis...Reaction of AgAc with bzdmpymtH in MeOH resulted in the title compound [Ag（bzdmpymt）]6-2MeOH （1.2MeOH）, which was structurally characterized by elemental analysis, IR, and single-crystal X-ray diffraction analysis. 1.2MeOH belongs to the triclinic system, space group Pi, with a = 10.930（2）, b = 11.646（2）, c = 16.794（3）A, a = 103.97（3）, β = 97.07（3）, γ = 97.94（3）°, V = 2027.2（7） A3, Z = 1, μ = 1.629 mm^-1, Dc = 1.710 mg/m3, T = 193（2） K, CsoH86Ag6N12O2S6, Mr = 2087.25, F（000） = 1044, S = 1.034, R = 0.0355 and wR = 0.0709. In 1.2MeOH, six silver（I） atoms are held together by six bzdmpymt ligands through N and S atoms to form a water-wheel-shaped structure. Each Ag atom is coordinated by two S atoms from two bzdmpymt ligands and one N atom from the third bzdmpymt ligand, giving a trigonal planar coordination geometry. Interactions between the CH3 group of bzdmpymt ligand and one pyrimidyl nitrogen atom in an adjacent molecule afford a one-dimensional hydrogen-bonding chain running along the b axis. The luminescent property of 1.2MeOH was also investigated.展开更多
The title complex [(Ag3L2)(ClO4)]n 1, where HL = isonicotinic acid, has been prepared from the reaction of isonicotinic acid with AgClO4?H2O at room temperature and its struc- ture was determined by single-crystal X...The title complex [(Ag3L2)(ClO4)]n 1, where HL = isonicotinic acid, has been prepared from the reaction of isonicotinic acid with AgClO4?H2O at room temperature and its struc- ture was determined by single-crystal X-ray diffraction. The crystal of 1 is of triclinic, space group P1 with a = 8.429(3), b = 10.694(4), c = 10.840(4) ?, α = 119.063(4), β = 100.474(5), γ = 99.901(5)°, V = 800.4(5) ?3, Mr = 1334.53, Dc = 2.769 g/cm3, Z = 2, μ(MoKα) = 3.848 mm-1, F(000) = 632, R = 0.0250 and wR = 0.0582 for 2872 observed reflections with I > 2σ(I). Complex 1 is a two-dimensional network consisting of adjacent one-dimensional chains through Ag–Ag inter- actions.展开更多
A novel complex [Ag(NIT3Py)3]?(ClO4)(H2O) has been synthesized and structurally characterized by X-ray diffraction method. It crystallizes in the rhombohedral system, space group R 3 with a = 15.8227(17), b = 15.8227(...A novel complex [Ag(NIT3Py)3]?(ClO4)(H2O) has been synthesized and structurally characterized by X-ray diffraction method. It crystallizes in the rhombohedral system, space group R 3 with a = 15.8227(17), b = 15.8227(17), c = 31.445(3) ?, γ = 120°, V = 6817.8(12) ?3, Dc = 1.370 g/cm3, Z = 6, μ = 0.566 mm-1, Mr = 937.18, F(000) = 2916, R = 0.0715, wR = 0.2115 and GOF = 1.086. The structure consists of Ag(NIT3Py)3+ cation moiety, one water molecule and one perchloric ion. The Ag(I) ion is in a trigonal planar coordination environment formed by three nitrogen atoms from three NIT3Py ligand molecules.展开更多
The supramolecular compound [(AgI3)(4-HBPFA)2(H2O)] (Mr = 1361.11) was synthesized via the reaction of 1,1?-bis[(4-pyridylamino)carbonyl]ferrocene (4-BPFA) with AgI, and structurally characterized by single-crystal X-...The supramolecular compound [(AgI3)(4-HBPFA)2(H2O)] (Mr = 1361.11) was synthesized via the reaction of 1,1?-bis[(4-pyridylamino)carbonyl]ferrocene (4-BPFA) with AgI, and structurally characterized by single-crystal X-ray diffraction analysis. Crystal data: monoclinic, space group C2/c, a = 1.6783(3), b = 10.646(2), c = 2.5419(5) ?, β = 93.66(3)o, V = 4532.2(16) ?3, Z = 4, Dc = 1.995 g/cm3, F(000) = 2632 and μ = 3.158 mm-1. The compound consists of (4- HBPFA)+, (AgI3)2- and H2O. In the structure, the adjacent (4-HBPFA)+ are linked by C–H…O and N–H…N hydrogen bonds into 1-D chains which are further linked by C–H…I and N–H…I hydrogen bonds as well as intermolecular π-π stacking interactions to form a 3-D supramolecular compound.展开更多
The hydrothermal reactions of sodium -hydroxybenzoate with AgNO3 yield a novel stable Ag(I) -complex supramolecular polymer, [Ag2(-HOPhCO2)2]n. The structure of [Ag2(-HOPhCO2)2] was solved by single crystal X-ray diff...The hydrothermal reactions of sodium -hydroxybenzoate with AgNO3 yield a novel stable Ag(I) -complex supramolecular polymer, [Ag2(-HOPhCO2)2]n. The structure of [Ag2(-HOPhCO2)2] was solved by single crystal X-ray diffraction analysis. It is monoclinic with space group P21/c and unit cell parameters a=0.7394(2) nm, b=0.8822(2) nm, c=1.0662(2) nm, =107.66(3)o, Z=4. The silver(I) atom is two-coordinated by two carboxylic oxygen atoms of two -hydroxybenzoate ligands, and meanwhile, forms supramolecular interaction with one carbon atom of phenyl-ring in the third -hydroxybenzoate group. The -form Ag…C supramolecular bond bridges [Ag2(-HOPhCO2)2] units into an infinite 2D layered polymer [Ag2(-HOPhCO2)2]n. The coordination sphere of the silver atom is best described as a distorted T-shaped geometry.展开更多
A three-coordinate Ag（I） complex, [Ag（Mepzpy）（PAr3）]BF4·H2O（1, Mepzpy = 3-methyl-1-（2-pyridyl）pyrazole, PAr3 = tri（o-tolyl）phosphine）, was synthesized from the reaction of Ag（CH3CN）4BF4, PAr3 and Me...A three-coordinate Ag（I） complex, [Ag（Mepzpy）（PAr3）]BF4·H2O（1, Mepzpy = 3-methyl-1-（2-pyridyl）pyrazole, PAr3 = tri（o-tolyl）phosphine）, was synthesized from the reaction of Ag（CH3CN）4BF4, PAr3 and Mepzpy in CH3 CN at room temperature. The compound was characterized by UV-vis, NMR and X-ray single-crystal structure analysis. It crystallizes in triclinic space group P1 with a = 10.2251（5）, b = 10.6014（5）, c = 15.7012（5） A, α = 92.963（3）, β = 92.641（3）, γ = 114.647（4）°, V = 1540.6（1）A 3, Z = 2, Mr = 676.24, Dc = 1.458 g/cm3, F（000） = 688, μ = 6.187 mm^-1, GOOF = 1.038, the final R = 0.0530 and wR = 0.1493 for 6371 observed reflections with I 〉 2σ（I）. Compound 1 is ionic. It is composed of a BF4- anion and a [Ag（Mepzpy）（PAr3）]＋ cation. The Ag（I） ion adopts a distorted trigonal pyramidal coordination geometry defined by two nitrogen atoms and a phosphorous atom. The complex emits blue luminescence with maximum peaks at 470 nm in solid state at room temperature.展开更多
A novel binuclear Ag（I） complex [Ag2（C6H6NaO）2（C6H7N3O）2]·2CH3CN （1） was synthesized by the evaporation reaction of silver nitrate and （E）-1-（pyrazin-2-yl）ethanone oxime （HL）. The complex was charac...A novel binuclear Ag（I） complex [Ag2（C6H6NaO）2（C6H7N3O）2]·2CH3CN （1） was synthesized by the evaporation reaction of silver nitrate and （E）-1-（pyrazin-2-yl）ethanone oxime （HL）. The complex was characterized by elemental analysis, IR spectrum and X-ray single-crystal diffraction analysis. It crystallizes in the monoclinic space group C2/c with a = 22.7089（3）, b = 11.5443（7）, c = 16.1468（4）/A, β = 127.7150（10）°, V= 3348.6（2） A^3, Dc = 1.675 g/cm^3, Mr = 844.42, Z = 4, F（000） = 1696.0,μ = 1.226 mm^-1, the final R =0.0250 and wR = 0.070. The coordination around the silver（I） atom is a distorted trigonal-bipyramidal geometry involving one protonated pyrazinyl oxime ligand （HL）, one deprotonated oxime ligand （L^-） and one CH3CN solvate molecule in the asymmetric unit of complex 1.展开更多
A new metal-organic coordination polymer, [Ag（L）（NO3）]H （1, L = β-amino-β- （pyrid-2-yl）acrylonitrile）, has been synthesized by solvent method at ambient temperature and characterized through single-crystal d...A new metal-organic coordination polymer, [Ag（L）（NO3）]H （1, L = β-amino-β- （pyrid-2-yl）acrylonitrile）, has been synthesized by solvent method at ambient temperature and characterized through single-crystal diffraction, Fourier transformed infrared spectrum （FTIR）, elemental analysis, thermogravimetry analysis （TGA） and fluorescent measurements. 1 crystallizes in the triclinic system, space group Pi with a = 7.3600（3）, b = 8.5095（17）, c = 9.2936（14） A, α= 66.65（6）, β = 70.56（7）, γ= 71.59（6）°, V = 492.4（4） A3, μ = 2.043 mm-1, Dc = 2.104 Mg/m3, Z = 2, Mr = 312.01, F（000） = 302, the final R = 0.0347 and wR = 0.0987 for 3924 observed reflections with I 〉 2σ（I）.展开更多
文摘The complex Ag(L)NO3 (1) L=1,5-bis(imidazol-1-yl)pentane was synthesized in ethanol and water, and characterized by elemental analysis and X-ray crystal structural analysis. The result shows that the complex crystallizes in monoclinic, space group P21 / c with a=0.695 7(4) nm, b=0.988 7(4) nm, c=1.974 8(7) nm, β=91.934(19)°, V=1.357 5(10) nm3, Z=4, Dcalc=1.831 g·cm-3, F(000)=752, μ=1.50 cm-1, the final R=0.036 6, wR=0.091 0. The coordination environment of Ag髣 is nearly linear with two N atoms, and each L ligand links two Ag髣 atoms using its two imidazolyl N atoms to generate an infinite one-dimensional (1D) chain structure. The 1D chains are further connected by C-H.O hydrogen bonds to give a three-dimensional structure. CCDC: 609514.
基金supported by the National Natural Science Foundation of China(No.21173197)
文摘Two silver（I）-sulfonate complexes,[Ag（NO3）（4,4＇-bipy）][Ag（HL）（4,4＇-bipy）]·2H2O（1） and[Ag（H2O）（4,4＇-bipy）][AgL（4,4＇-bipy）]·2H2O（2）,have been synthesized by in situ reaction（H2L = 2-formylbenzenesulfonic acid,4,4-bipy = 4,4-bipyridine）.1 displays two parallel 1D chains expending to a 3D supramolecule by n—n interactions and O-H…O hydrogen bonds,in which the[Ag（NO3）]or[Ag（HL）]units are joined by bridging 4,4＇-bipy molecules,respectively.The interactions between the complexes and DNA were studied by means of fluorescence spectra and surface-enhanced Raman scattering（SERS） spectra.The special configuration and intercalation effects between 1 and DNA are stronger than that between 2 and DNA.
基金supported by the National Natural Science Foundation of China (No. 20525101, 20801038)the NSF of the Education Committee of Jiangsu Province (No. 07KJD150182) "Soochow Scholar" Program of Suzhou University
文摘Reaction of AgAc with bzdmpymtH in MeOH resulted in the title compound [Ag（bzdmpymt）]6-2MeOH （1.2MeOH）, which was structurally characterized by elemental analysis, IR, and single-crystal X-ray diffraction analysis. 1.2MeOH belongs to the triclinic system, space group Pi, with a = 10.930（2）, b = 11.646（2）, c = 16.794（3）A, a = 103.97（3）, β = 97.07（3）, γ = 97.94（3）°, V = 2027.2（7） A3, Z = 1, μ = 1.629 mm^-1, Dc = 1.710 mg/m3, T = 193（2） K, CsoH86Ag6N12O2S6, Mr = 2087.25, F（000） = 1044, S = 1.034, R = 0.0355 and wR = 0.0709. In 1.2MeOH, six silver（I） atoms are held together by six bzdmpymt ligands through N and S atoms to form a water-wheel-shaped structure. Each Ag atom is coordinated by two S atoms from two bzdmpymt ligands and one N atom from the third bzdmpymt ligand, giving a trigonal planar coordination geometry. Interactions between the CH3 group of bzdmpymt ligand and one pyrimidyl nitrogen atom in an adjacent molecule afford a one-dimensional hydrogen-bonding chain running along the b axis. The luminescent property of 1.2MeOH was also investigated.
基金This work was supported by the Educational Science and Technology Foundation of Henan Province (No. 97150016)
文摘The title complex [(Ag3L2)(ClO4)]n 1, where HL = isonicotinic acid, has been prepared from the reaction of isonicotinic acid with AgClO4?H2O at room temperature and its struc- ture was determined by single-crystal X-ray diffraction. The crystal of 1 is of triclinic, space group P1 with a = 8.429(3), b = 10.694(4), c = 10.840(4) ?, α = 119.063(4), β = 100.474(5), γ = 99.901(5)°, V = 800.4(5) ?3, Mr = 1334.53, Dc = 2.769 g/cm3, Z = 2, μ(MoKα) = 3.848 mm-1, F(000) = 632, R = 0.0250 and wR = 0.0582 for 2872 observed reflections with I > 2σ(I). Complex 1 is a two-dimensional network consisting of adjacent one-dimensional chains through Ag–Ag inter- actions.
基金This work was supported by the National Natural Science Foundation of China (No. 20331010) and Natural Science Foundation (No.033602011) of Tianjin
文摘A novel complex [Ag(NIT3Py)3]?(ClO4)(H2O) has been synthesized and structurally characterized by X-ray diffraction method. It crystallizes in the rhombohedral system, space group R 3 with a = 15.8227(17), b = 15.8227(17), c = 31.445(3) ?, γ = 120°, V = 6817.8(12) ?3, Dc = 1.370 g/cm3, Z = 6, μ = 0.566 mm-1, Mr = 937.18, F(000) = 2916, R = 0.0715, wR = 0.2115 and GOF = 1.086. The structure consists of Ag(NIT3Py)3+ cation moiety, one water molecule and one perchloric ion. The Ag(I) ion is in a trigonal planar coordination environment formed by three nitrogen atoms from three NIT3Py ligand molecules.
基金This work was supported by the Outstanding Young Foundation of Henan Province
文摘The supramolecular compound [(AgI3)(4-HBPFA)2(H2O)] (Mr = 1361.11) was synthesized via the reaction of 1,1?-bis[(4-pyridylamino)carbonyl]ferrocene (4-BPFA) with AgI, and structurally characterized by single-crystal X-ray diffraction analysis. Crystal data: monoclinic, space group C2/c, a = 1.6783(3), b = 10.646(2), c = 2.5419(5) ?, β = 93.66(3)o, V = 4532.2(16) ?3, Z = 4, Dc = 1.995 g/cm3, F(000) = 2632 and μ = 3.158 mm-1. The compound consists of (4- HBPFA)+, (AgI3)2- and H2O. In the structure, the adjacent (4-HBPFA)+ are linked by C–H…O and N–H…N hydrogen bonds into 1-D chains which are further linked by C–H…I and N–H…I hydrogen bonds as well as intermolecular π-π stacking interactions to form a 3-D supramolecular compound.
基金Project supported by the Natural Science Foundation of Shandong Province (No. Y2002B06).
文摘The hydrothermal reactions of sodium -hydroxybenzoate with AgNO3 yield a novel stable Ag(I) -complex supramolecular polymer, [Ag2(-HOPhCO2)2]n. The structure of [Ag2(-HOPhCO2)2] was solved by single crystal X-ray diffraction analysis. It is monoclinic with space group P21/c and unit cell parameters a=0.7394(2) nm, b=0.8822(2) nm, c=1.0662(2) nm, =107.66(3)o, Z=4. The silver(I) atom is two-coordinated by two carboxylic oxygen atoms of two -hydroxybenzoate ligands, and meanwhile, forms supramolecular interaction with one carbon atom of phenyl-ring in the third -hydroxybenzoate group. The -form Ag…C supramolecular bond bridges [Ag2(-HOPhCO2)2] units into an infinite 2D layered polymer [Ag2(-HOPhCO2)2]n. The coordination sphere of the silver atom is best described as a distorted T-shaped geometry.
基金supported by the National Natural Science Foundation of China(51172232)
文摘A three-coordinate Ag（I） complex, [Ag（Mepzpy）（PAr3）]BF4·H2O（1, Mepzpy = 3-methyl-1-（2-pyridyl）pyrazole, PAr3 = tri（o-tolyl）phosphine）, was synthesized from the reaction of Ag（CH3CN）4BF4, PAr3 and Mepzpy in CH3 CN at room temperature. The compound was characterized by UV-vis, NMR and X-ray single-crystal structure analysis. It crystallizes in triclinic space group P1 with a = 10.2251（5）, b = 10.6014（5）, c = 15.7012（5） A, α = 92.963（3）, β = 92.641（3）, γ = 114.647（4）°, V = 1540.6（1）A 3, Z = 2, Mr = 676.24, Dc = 1.458 g/cm3, F（000） = 688, μ = 6.187 mm^-1, GOOF = 1.038, the final R = 0.0530 and wR = 0.1493 for 6371 observed reflections with I 〉 2σ（I）. Compound 1 is ionic. It is composed of a BF4- anion and a [Ag（Mepzpy）（PAr3）]＋ cation. The Ag（I） ion adopts a distorted trigonal pyramidal coordination geometry defined by two nitrogen atoms and a phosphorous atom. The complex emits blue luminescence with maximum peaks at 470 nm in solid state at room temperature.
基金supported by the National Natural Science Foundation of China (20871099)the Natural Science Foundation of Gansu Province (0710RJZA113)
文摘A novel binuclear Ag（I） complex [Ag2（C6H6NaO）2（C6H7N3O）2]·2CH3CN （1） was synthesized by the evaporation reaction of silver nitrate and （E）-1-（pyrazin-2-yl）ethanone oxime （HL）. The complex was characterized by elemental analysis, IR spectrum and X-ray single-crystal diffraction analysis. It crystallizes in the monoclinic space group C2/c with a = 22.7089（3）, b = 11.5443（7）, c = 16.1468（4）/A, β = 127.7150（10）°, V= 3348.6（2） A^3, Dc = 1.675 g/cm^3, Mr = 844.42, Z = 4, F（000） = 1696.0,μ = 1.226 mm^-1, the final R =0.0250 and wR = 0.070. The coordination around the silver（I） atom is a distorted trigonal-bipyramidal geometry involving one protonated pyrazinyl oxime ligand （HL）, one deprotonated oxime ligand （L^-） and one CH3CN solvate molecule in the asymmetric unit of complex 1.
基金supported by the Natural Science Foundation of Fujian Province(2012J06006,2006L2005)
文摘A new metal-organic coordination polymer, [Ag（L）（NO3）]H （1, L = β-amino-β- （pyrid-2-yl）acrylonitrile）, has been synthesized by solvent method at ambient temperature and characterized through single-crystal diffraction, Fourier transformed infrared spectrum （FTIR）, elemental analysis, thermogravimetry analysis （TGA） and fluorescent measurements. 1 crystallizes in the triclinic system, space group Pi with a = 7.3600（3）, b = 8.5095（17）, c = 9.2936（14） A, α= 66.65（6）, β = 70.56（7）, γ= 71.59（6）°, V = 492.4（4） A3, μ = 2.043 mm-1, Dc = 2.104 Mg/m3, Z = 2, Mr = 312.01, F（000） = 302, the final R = 0.0347 and wR = 0.0987 for 3924 observed reflections with I 〉 2σ（I）.
