配位聚合物{[Co(4,4′-bpy)(H2O)4](Fum)·4H2O}n的合成和晶体结构

The complex {[Co(4,4′-bpy)(H₂O)₄](Fum)·4H₂O}_n(where 4,4′-bpy = 4,4′-bipyridine and Fum = fumarate) was synthesized and characterized by X-ray diffraction. The complex consists of one-dimensional chains containing cobalt(Ⅱ) ions bridged by 4,4′-bpy molecules. The six-coordination of Co²⁺ is achieved by means of four water molecules. The fumarate is not coordinated to cobalt ion while it forms hydrogen bonds with coordinated and non-coordinated water molecules and extends the structure into three-dimensional hydrogen bonding network. CCDC: 190488.     

{[Co(4，4′-bipy)(H2O)4]·(α-Furacrylic acid)2·(H2O)}n的水热合成、晶体结构及电化学分析

A complex {[Co(4,4′-bipy)(H₂O)₄]·(α-Furacrylic acid)₂·(H₂O)}_n with α-furacrylic acid, 4,4′-bipy and cobaltous chloride hexahydrate has been synthesized by means of hydrothermal way and characterized. Crystal data for this complex: monoclinic, space group P2₁/c, a=1.147 0(2) nm, b=1.099 9(2) nm, c=1.111 1(2) nm, β=97.829(3)°, V=1.388 7(5) nm³, D_c=1.429 g·cm^-3, Z=2, μ(Mo Kα)=0.682 mm^-1, F(000)=622, S=1.025, R₁=0.035 8, wR₂=0.086 1. The crystal structure shows that the cobalt(Ⅱ) ion is coordinated with two nitrogen atoms of two 4,4′-bipy molecules and four oxygen atoms from four water molecules, respectively, giving a distorted octahedral coordination geometry. Adjacent cobalt(Ⅱ) ions are bridged by 4,4′-bipy groups, resulting in a 1D chain structure. The adjacent Co(Ⅱ)-Co(Ⅱ) distance is 1.147 0 nm. The cobalt(Ⅱ) ion isn′ t coordinated with α-Furacrylic acid. The complex molecules form 2D structure through hydrogen bonds. The cyclic voltametric behavior of the complex was also investigated. CCDC: 648243.     

{[Cd(NTO)2(CHZ)]·2H2O}n的合成、分子结构和热分解机理

通过3-硝基-1,2,4-三唑-5-酮(NTO)镉与碳酰肼(NH₂NHCONHNH₂,CHZ)反应制备出了新型配合物{[Cd(NTO)₂(CHZ)]·2H₂O}_n,研究了其分子结构和热分解机理。该配合物的晶体属正交晶系,Pbca空间群,晶体学参数:a=0.8623(1)nm,b=1.8259(4)nm,c=1.9997(3)nm     

3，3′-偶氮-二(6-羟基苯甲酸)镉和钴的配合物：[Cd(OSA)(Phen)(H2O)]n和[Co(OSA)(Phen)(H2O)]n的合成、表征及晶体结构

利用药物奥沙拉秦钠，邻菲罗啉与Cd(ClO₄)₂·6H₂O或Co(NO₃)₂·6H₂O水热反应分别得到其配合物的晶体[Cd(OSA)(Phen)(H₂O)]_n (1)(OSA=3，3′-偶氮-二(6-羟基苯甲酸))和[Co(OSA)(Phen)(H₂O)]_n (2)。单晶结构分析表明两化合物均为一维链状聚合结构，两者的晶体的空间群皆为C2/c。两化合物中，中心金属的配位几何构型均为五配位的五角双锥。3，3′-偶氮-二(6-羟基苯甲酸)通过羧基桥连金属离子形成一维链状聚合物结构。     

超分子钴(Ⅱ)配合物[CoL(H2O)2]n的合成与结构表征

A mononuclear Cobalt(Ⅱ) complex [CoL(H₂O)₂]_n (H₂L: 4,4′,6,6′-Tetrabromo-2,2′-[ethylenedioxybis(nitrilomethylidyne)]diphenol), has been synthesized and structurally characterized by elemental analysis, IR and X-ray diffraction single crystal structure analysis. The crystal of the complex belongs to monoclinic space group P2₁/c with a=2.516 8(3) nm, b=1.023 43(18) nm, c=0.789 17(14) nm, β=91.375(2)°, V=2.032 1(5) nm³, Z=4, D_c=2.317 Mg·m^-3, μ(Mo Kα)=8.747 mm^-1, F(000)=1 356, R₁=0.049 7, wR₂=0.110 4. The crystal structure of [CoL(H₂O)₂]_n indicates that the complex consists of one cobalt(Ⅱ) atom, one L^2- unit and two coordinated water molecules, and the coordination number of the cobalt(Ⅱ) atom is six. One-dimensional chain supramolecular structure is formed by intermolecular hydrogen bonds and π-π stacking of neighboring benzene rings. CCDC: 652649.     

二维配合物{[Cd(bpds)(bpp)_2]·2H_2O}_n的水热合成、晶体结构和荧光性质研究(英文)

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.     

一维链状钴配位聚合物{[Co(C4H4O5)(H2O)2]·H2O}n的合成与晶体结构

One dimensional chain cobalt coordination polymer has been synthesized with malic acid and cobalt(Ⅱ) chloride anhydrous, and characterized by the element analysis, IR, TGA and single crystal X-ray diffraction structure analysis. The title complex crystallizes in monoclinic system with space group P2₁, a=0.575 61(9) nm, b=0.905 86(14) nm, c=0.841 02(13) nm, β=105.350(2)°; V=0.422 88(11) nm³, Z=2, D_c=1.924 Mg·m^-3, μ=2.044 mm^-1, F(000)=250, and final R₁=0.029 3, wR₂=0.074 2. The crystal structure shows that the cobalt ion is coordinated with four oxygen atoms from two different malate molecules and two oxygen atoms from two water molecules respectively, forming a distorted octahedral coordination geometry. Two adjacent cobalt(Ⅱ) atoms are bridged by one malate groups in bis-monodentate mode, constructing a one dimensional chain structure along b axis, with the adjacent Co…Co distance being 0.530 9 nm. Moreover, the molecules are packed in three-dimensional supramolecular network though the intermolecular hydrogen bonds. CCDC: 704441.     

[{Zn(3-SBA)(2，2′-bipy)(H2O)2}·H2O]n的合成和晶体结构研究

A novel coordination ploymer [{Zn(3-SBA)(2,2′-bipy)(H₂O)₂}·H₂O]_n was synthesized by the hydrothermal reaction of 3-Na₂SBA, ZnSO₄·7H₂O and 2,2′-bipy. The structure was characterized by elemental analysis, IR and single crystal X-ray diffraction. The title coordination ploymer crystallized in monoclinic with space group P2₁, a=0.803 42(18) nm, b=1.501 8(3) nm, c=0.821 13(19) nm, β=109.350(4)°. The coordination polymer has an infinite chain structure and its luminescent property has also been studied. CCDC: 282746.     

二维铜配合物{[Cu2(BIPA)2(bpe)2]·H2O}n的合成、晶体结构及磁性

本文以5-溴间苯二甲酸(H2BIPA)、1,2-双(4-吡啶基)乙烷(bpe)和Cu(NO3)2.3H2O水热反应得到了一个配位聚合物{[Cu2(BIPA)2(bpe)2].H2O}n,并用元素分析、红外光谱以及X-射线单晶洐射对其进行了表征。该晶体属三斜晶系,P1空间群。Cu(Ⅱ)离子通过2个BIPA配体桥联形成一维梯状链,再通过bpe配体连接成二维层状结构。变温磁化率显示羧酸桥联的双核铜之间存在弱的反铁磁相互作用。     

桥联双核配合物[(DPC)2Co2(H2O)5]·2H2O的合成与晶体结构

The new complex formulated [(DPC)₂Co₂(H₂O)₅]·2H₂O (HDPC^- is pyridine-2,6-dicarboxylate) has been synthesized and the crystal structure was determined by X-ray diffraction. The crystal structure of the complex belongs to monoclinic system with space group P2₁/c, a=0.83850(10) nm, b=2.7386(4) nm, c=0.9610(2) nm, β=98.280 (10) °, V=2.1838(6) nm³, Z=4, D_c=1.746 g·cm^-3, μ=1.597 mm^-1. In the crystal the two Co²⁺ are in distorted octahedrons. The part of [Co(DPC)₂] possess an approximate D_2d symmetry, while the part of [OCo₍₂₎(OH₂)₅] has an approximate C₂ symmetry.     

配合物[Co(phen)2(m-chlorobenzoic acid)2·(H2O)]·(H2O)2的水热合成、晶体结构电化学分析

The title complex has been synthesized with m-chlorobenzoic acid, 1,10-phenanthroline and cobalt perchlorate anhydrous in the solvent mixture of water and methanol. Crystal data for this complex: triclinic, space group P1, a=0.870 7(3) nm, b=1.284 4(4) nm, c=1.692 9(5) nm; α=75.430(5)°, β=77.562(5)°, γ=86.346(5)°, V=1.789 4(9) nm³, D_c=1.456 g·cm^-3, Z=2, F(000)=806. Final GooF=1.065, R₁=0.068 4, wR₂=0.127 5. The crystal stru-cture shows that the Cobaly ion is coordinated with four nitrogen atoms from two 1,10-phenanthroline molecules and two oxygen atoms from one m-chlorobenzoic acid molecule and one water molecule respectively, forming a distorted octahedral coordination geometry. The cyclic voltametric behavior of the complex is also reported. CCDC: 619087.     

新颖无限三股螺旋钴配位聚合物{[Co(4,4′-bipyridine)(4,4′-azobispyridine)2(NCS)2]·H2O}n的合成、结构和性质的研究

The novel complex {[Co(bipy)(azpy)₂(NCS)₂]·H₂O}_n (where bipy=4,4′-bipyridine, azpy=4,4′-azobisp- yridine) has been synthesized and characterized by elemental analyses, IR, UV, thermal analyses, and vari-able-temperature magnetic susceptibility. The crystal (C₃₂H₂₆CoN₁₂OS₂, M_r=717.70) belongs to the orthorhombic, space group Pnna, a=2.21312(16)nm, b=1.40403(10)nm, c=1.14237(8)nm, V=3.5497(4)nm³, Z=4, D_c=1.343g·cm^-3, μ=0.645mm^-1, F(000)=1476, and final R₁=0.0691, wR₂=0.1129 for 231 parameters and 1674 observed reflections [I >2.00σ(I)]. The Co(Ⅱ) atom is, in a distorted octahedral geometry, coordi-nated by six nitrogen atoms from two bridging bipy, two monodentate azpy, and two thiocyanate groups. The bridging ligand bipy links Co(Ⅱ) atoms to form the infinite “rod＂ with terminal coordination azpy ligand acting as sidearms. Unprecedented three parallel interpenetrating two-dimensional (4,4) networks and novel infinite triple helices are formed via hydrogen-bonding interactions. CCDC: 155588.     

配合物[Co(Hdhpmy)(H2O)3]·3H2O的合成、晶体结构和荧光性质

用溶液法合成了钴的配合物[Co(Hdhpmy)(H₂O)₃]·3H₂O(H₃dhpmy=4,6-二羟基嘧啶-2-硫醇乙酸),对它进行了元素分析、红外光谱、荧光等表征,并用X-射线单晶衍射测定了配合物的单晶结构。标题配位聚合物晶体属正交晶系,Pca2₁空间群。弱的π-π相互作用将单分子连接成一维链状结构,而氢键使配合物形成三维网状结构。     

[Cd(HO-BDC)(phen)·H2O]n的合成和晶体结构研究

A novel coordination ploymer [Cd(HO-BDC)(phen)·H₂O]_n (where HO-BDC is 5-Hydroxyisophthalic acid and phen is 1,10-phenanthroline) has been synthesized and characterized by elemental analysis, IR spectra and single-crystal X-ray diffraction. The crystal belongs to monoclinic, space group P2/c, with a=0.876 4(2) nm, b=1.233 0(3) nm, c=1.761 2(4) nm, β=109.152(9)°, V=1.797 8(7) nm³, Z=4, M_r=490.73, D_c=1.813 g·cm^-3, F(000)=976, μ=1.258 mm^-1, the final R=0.043 8 and wR=0.098 9 for 2 880 observed reflections with I>2σ(I). The structural analysis shows that the complex has a one-dimensional chain structure. CCDC: 609770.     

吡啶-2，3，5，6-四甲酸镉配合物[Cd(H2PTA)(H2O)3]·3H2O的合成与晶体结构

吡啶羧酸是一类非常有趣、灵活多变的配体,它能与过渡金属离子和稀土金属离子配位形成稳定的配合物,而且配位方式不拘一格.     

配合物Fe(pda)2(H2O)4和[FeCo(pda)4(H2O)4]n的合成与晶体结构

采用水热法合成了2个3-(3-吡啶基)丙烯酸的配合物:Fe(pda)2(H2O)4(1)和[FeCo(pda)4(H2O)4]n(2)(pda=3-(3-吡啶基)丙烯酸),用红外光谱、元素分析、热重-差热以及X-射线衍射单晶结构分析进行了表征.2个配合物都属于单斜晶系,配合物1的空间群为P21/n,配合物2的为P21/c.配合物1是一个pda配体中仅吡啶基氮原子参与配位、而羧基上的氧原子未参与配位的单核结构,通过大量的氢键作用形成三维超分子体系.2是pda配体桥联Fe和Co的异核二维层状配位聚合物;配体吡啶基上的氮原子和羧基上的氧原子都参与了配位,其中羧基采用单齿配位模式.     

环状二核铜配合物[Cu(nphth)(phen)(H2O)]2·2H2O的水热合成与晶体结构

在水热反应条件下,合成了一个新配合物,[Cu(nphth)(phen)(H₂O)]₂·2H₂O(nphth=3-硝基邻苯二甲酸阴离子,phen=邻菲 咯啉),经元素分析、红外、热重、单晶衍射表征了配合物。该配合物为单斜晶系,空间群P2₁/n,结构参数：a=0.999 8(1) nm,b=1.044 5(1) nm,c=1.820 6(1) nm,β=91.423(1)°,V=1.900 7(2) nm³,Z=2,R=0.039 4,wR=0.096 5。结构分析表明,配合物为分立环状二核结构,并通过分子间氢键和π-π作用扩展为二维超分子网络结构。     

一维链状钴配位聚合物{[Co(4，4′-bipy)(C9H8O3N)2](H2O)4}n的溶剂热合成、晶体结构及热稳定性

One novel coordination polymer {[Co(4,4′-bipy)(C₉H₈O₃N)₂](H₂O)₄}_n with p-acetamidobenzoic acid and 4,4′-bipy has been synthesized. It was characterized as crystallizing in the triclinic space group P1, with: a=1.138 1(2) nm, b=1.165 2(2) nm, c=1.223 3(2) nm, α=88.47(3)°, β=88.00(3)°, γ=65.78(3)°, V=1.478 4(4) nm³, D_c=1.446 g·cm^-3, Z=1, F(000)=670. Final GooF=1.106, R₁=0.041 5, wR₂=0.110 4. The crystal structure shows that the cobalt(Ⅱ) ion is lined with one 4,4′-bipy molecule, forming a one-dimension chain with Z-type structure, which coordinated with two nitrogen atoms of two 4,4′-bipy molecules and four oxygen atoms from two p-acetamidobenzoic acid molecules, giving a distorted octahedral coordination geometry. The result of TG analysis shows that the title complex was stable under 230.0 ℃. CCDC: 741932.     

双核镍配合物[Ni2(p-PhDTA)(2,2′-bipy)2(H2O)2]·4H2O的合成与晶体结构

A novel dinuclear complex of [Ni₂(p-PhDTA)(2,2′-bipy)₂(H₂O)₂]·4H₂O (p-PhDTA^2-=para-phenylenediamine-N,N,N′,N′-tetraacetate)has been synthesized. The complex was characterized by elemental analysis, IR spectra, thermo-analysis and X-ray diffraction. The crystal belongs to triclinic, space group P1 with a=0.976 3(7)nm, b=0.989 41(7) nm, c=1.084 29(8) nm, α=65.661 0(10)°, β=75.234 0(10)°, γ=85.616 0(10)°, Z=2, V=0.925 44(12) nm³, D_c=1.568 g·cm^-3, R₁=0.031 5, wR₂=0.081 4. In the complex, the central Ni(Ⅱ) ion is coordinated in a distorted octahedral geometry, defined by two carboxyl O atoms and one N atom from same p-PhDTA^2- group, two N atoms from 2,2′-bipyridine ligand and one water molecule. The two nickel (Ⅱ) ions are linked by p-PhDTA^2- group into a dinuclear structure and extensive hydrogen bonds link the complex into a 2D supramolecular network. CCDC: 294084.     

配合物[Mn(phendione)(PDC)(H2O)2]·2H2O的合成与晶体结构

The title compound [Mn(phendione)(PDC)(H₂O)₂]·2H₂O (H₂PDC=pyridine-2，6-dicarboxylic acid) has been prepared in aqueous solution and characterized by single X-ray diffraction structure determination， elemental analysis， IR spectroscopy， and thermal analyses. The compound crystallizes in Monoclinic system， space group C2/c， a=1.017 51(11) nm， b=1.483 25(11) nm， c=1.461 21(13) nm， β=109.86(10)°， V=2.074 1(3) nm³， Z=4， F(000)=1 028， μ=0.701 mm^-1， D_c=1.609 g·cm^-3， R₁=0.028 9， wR₂=0.078 8 [I>2σ(I)]. Crystal structure reveals that complex consists of one-dimensional chain framework bridged by hydrogen bonds that formed by uncoordinated water and oxygen atom of carboxyl group in PDC^2-. Furthermore， the complexes form a three-dimensional super-molecular structure through hydrogen bonds. CCDC: 648570.