Solvothermal Synthesis,Crystal Structure and Electrochemical Property of Complex [Co(p-MBA)_2(2,2′-bipy)(H_2O)]·(H_2O)

One novel complex [Co(p-MBA)2(2,2′-bipy)(H2O)]·(H2O) has been synthesized by the reaction of p-methylbenzoic acid with 2,2′-bipyridine in the solvent mixture of water and methanol. It crystallizes in triclinic,space group P1 with a=0.70479(14),b=1.1211(2),c=1.6718(3) nm,α=103.806(3),β=90.795(3),γ=104.207(3)o,V=1.2399(4) nm3,Mr=512.41,Dc=1.373 g/cm3,Z=2,F(000)=532,μ=0.733 mm-1,R= 0.0432 and wR=0.0957. The crystal structural analysis shows that the cobalt atom is coordinated with three oxygen atoms from two p-methylbenzoic acids and one water molecule and two nitrogen atoms from one 2,2′-bipyridine,forming a distorted square-pyramidal coordination geometry. The cyclic voltammetry behavior of the complex is also reported.     

Synthesis,Crystal Structure and Thermal Stability Properties of a Binuclear Copper(Ⅱ) Coordination Polymer {[Cu_2(4,4'-bipy)_2(o-ABA)_4(H_2O)_2][(H_2O)_2]}_n

One-dimensional chain copper(Ⅱ) coordination polymer has been synthesized and characterized in the solvent mixture of water and alcohol with o-acetamidobenzoic acid,4,4'-bipyridine and copper perchlorate.It is of tetragonal,space group P41212 with a=1.57756(10),b= 1.57756(10),c=2.1438(3)nm,V=5.3352(8) nm3,Dc=1.524 g/cm3,Z=4,F(000)=2536,R= 0.0479 and wR=0.0979.The crystal structure shows two coordination modes.The copper(1) is coordinated with two nitrogen atoms of one 4,4'-bipyridine molecule and two oxygen atoms from two o-acetamidobenzoic acid molecules,forming a distorted tetrahedral coordination geometry;the copper(2) is coordinated with two nitrogen atoms of one 4,4'-bipyridine molecule,four oxygen atoms from two o-acetamidobenzoic acid molecules and two water molecules,generating a distorted octahedral coordination geometry.The result of TG analysis shows that the title complex is stable below 180.0 ℃.     

A Novel Layered Complex with Rhomboidal Channels:Hydrothermal Synthesis, Crystal Structure, and Properties of Cu(4,4′-bipy)2(H2PO4)2(H2O)2 (bipy=bipyridine)

The combination of both 4,4′-bipyridine(4,4′-bipy) and dihydrogen phosphate anion ligands with copper(Ⅱ) results in the formation of a novel layered compound Cu(4,4′-bipy)2(H2PO4)2(H2O)2. The crystal structure comprises discrete neutral Cu(4,4′-bipy)2(H2PO4)2(H2O)2 units. The copper atom, located on the crystallographic twofold axis, is coordinated with two nitrogen atoms of terminal 4,4′-bipy ligands and two water molecules at the equatorial positions, and two dihydrogen phosphate oxygen atoms at the axial positions, forming an elongated octahedron. The complex is a two-dimensional distorted rhomboidal network possessing two kinds of rhomboids with dimensions of ca. 1.6792 nm×0.3203 nm and 1.2778 nm×0.3198 nm, respectively. The two-dimensional networks are stacked parallelly on each other along c-axis to give an extended three-dimensional channel network with an interlayer distance of ca. 0.5030 nm. Crystal data: triclinic, space group P-1, a=1.0253(2) nm, b=1.4501(3) nm, c=0.79715(16) nm, α=97.91(3)°, β=90.99(3)°, γ=85.54(3)°, V=1.1703(4) nm3, Z=2, R=0.0892, wR=0.2451.     

Solvothermal Synthesis, Crystal Structure and Electrochemical Property of Complex [Co(p-MBA)2(2,2'-bipy)(H2O)]·(H2O)

One novel complex [Co(p-MBA)2(2,2'-bipy)(H2O)]·(H2O) has been synthesized by the reaction of p-methylbenzoic acid with 2,2'-bipyridine in the solvent mixture of water and methanol. It crystallizes in triclinic, space group P-1 with a=0.70479(14), b=1.1211(2), c=1.6718(3) nm, α=103.806(3), β=90.795(3), γ=104.207(3)°, V=1.2399(4) nm3, Mr=512.41, Dc=1.373 g/cm3, Z=2, F(000)=532, μ=0.733 mm-1, R=0.0432 and wR=0.0957. The crystal structural analysis shows that the cobalt atom is coordinated with three oxygen atoms from two p-methylbenzoic acids and one water molecule and two nitrogen atoms from one 2,2'-bipyridine,forming a distorted square-pyramidal coordination geometry. The cyclic voltammetry behavior of the complex is also reported.     

Synthesis and Crystal Structure of [Zn(FcCOO)2(2,2′-bipy)(H2O)]2·H2O

A novel complex [Zn(FcCOO)2(2,2′-bipy)(H2O)]2·H2O (Fc = (η5-C5H5)Fe(η5-C5H4), 2,2′-bipy = 2,2′-bipyridine) has been synthesized and characterized by elemental analysis, IR and X-ray diffraction. It crystallizes in monoclinic system, space group P21/c with a = 6.8187(4), b = 21.7155(13), c = 19.7411(12) (A), α = 90, β = 97.7420(10), γ = 90°, C64H58Fe4Zn2N4O11, Mr = 1413.28, V = 2896.4(3) (A)3, Dc = 1.620 g/cm3, Z = 2, F(000) = 1444, μ(MoKα) = 1.857 mm-1, R = 0.0523 and wR = 0.0982 for 3219 observed reflections (I ＞ 2σ(I)). Structural analysis shows that the zinc atom is coordinated with three oxygen atoms from two ferrocenemonocarboxylates and one water molecule together with two nitrogen atoms from 2,2′-bipyridine, giving a distorted square-pyramidal coordination geometry. The complex molecules are linked to form an infinite one-dimensional chain by both intermolecular hydrogen bonds and π-π stacking interactions of the bipyridine rings.     

Hydrothermal Synthesis, Structure and Thermal Stability of a Copper Coordination Polymer Bridged by Pimelic Acid

A novel one-dimensional chain copper（Ⅱ） coordination polymer { [Cu（2,2′-bipy）- （HPDA）]（HPDA）（H2O）}n has been hydrothermally synthesized using pimelic acid, 2,2′-bipyridine and copper perchlorate in the mixture of water and methanol. The crystal structure was determined as a monoclinic system, space group P21/c, with a= 1.01139（14）, b = 2.6898（4）, c = 1.02105（14）, β = 109.651（2）°, V = 2.6159（6） nm^3, Dc = 1.412 g/cm^3, Z = 2, F（000） = 1164, GOOF = 1.044, R = 0.0570 and wR = 0.1448. The copper ion is coordinated with two nitrogen atoms of one 2,2′- bipyridine molecule and three oxygen atoms from two heptane diacid molecules, forming a distorted square-pyramidal geometry. The result of TG analysis shows that the title complex is stable under 200.0 ℃.     

有机二磺酸锰配合物(英)

The crystal structure of [Mn(BDA)(bpy)₂(H₂O)](H₂O)₂ (1)(BDA=6,6′-dibromo-2,2′-dimethoxy-1,1′-binaphthylene-4,4′-disulfonate, bpy=2,2′-bipyridine) composes of a manganese center which is surrounded by two nitrogen atoms from 2,2′-bipyridine and four oxygen atoms from three water and sulfonate group of BDA that also participate in H-bonding interactions to form 3D network as well as some uncoordinated water. CCDC: 277922.     

配合物[Mn(2,2′-bipy)(H2O)4]·(m-phth)的水热合成和晶体结构

A mononuclear manganese complex [Mn(2,2′-bipy)(H₂O)₄]·(m-phth) (2,2′-bipy=2,2′-bipyridine, m-phth=isophthalate) has been synthesized by hydrothermal methods. The crystal structure was determined by single-crystal X-ray diffraction. The crystal is of orthorhombic, space group Pnna with a=0.766 8(8) nm, b=2.050 2(2) nm, c=1.247 0(13) nm, V=1.960 4(4) nm³, Z=4, M_r=447.30, D_c=1.376 g·cm^-3, μ=0.722 mm^-1, F(000)=924, R_int=0.027 0, R=0.028 0 and wR=0.075 5. In the crystal the manganese atom is six-coordinated by two nitrogen atoms from 2,2′-bipyradine and four oxygen atoms from water molecules, completing an octahedral coordination geometry. The isophthalate molecules are included in the lattice and connected to Mn(2,2′-bipy)(H₂O)₄ by hydrogen bonding interactions to form a three-dimensional supramolecular structure. CCDC:286965.     

配合物[Cu(o-ABA)2(2，2′-bipy)]·(H2O)的水热合成、晶体结构及电化学性质

The title complex has been synthesized by o-acetamidobenzoic acid and 2,2′-bipyridine(bipy) in the mixture solvent of water and methanol. It crystallizes(C₂₈H₂₆CuN₄O₇, M_r=594.07) in Triclinic space group P1 with a=0.805 3(4) nm, b=0.845 5(4) nm, c=2.001 8(9) nm; α=100.797(8)°, β=93.054(7)°, γ=97.297(7)°, V=1.323 9(10) nm³, D_c=1.490 g·cm^-3, Z=2, F(000)=614. R₁=0.035 9, wR₂=0.080 5. The crystal structure shows that the copper atom is coordinated with four oxygen atoms from two o-acetamidobenzoic acid and two nitrogen atoms from the 2,2′-bipyridine, forming a distorted octahedral coordination geometry. The cyclic voltametric behavior of the complex is also reported. CCDC: 619084.     

对三氟甲基苯甲酸和2，2′-联吡啶双核铽配合物的合成、晶体结构及发光性质

A new dinuclear complex [Tb₂(BA)₆(2,2′-bipy)₂] (BA=4-(trifluoromethyl)benzoic acid, 2,2′-bipy=2,2′-bipyridine) has been synthesized. The complex was characterized by X-ray single-crystal structure analysis. The complex is a dimer with an inversion center. In the complex, two Tb3+ ions are linked by four carboxylate groups of BA ligands in bridging-bidentate coordination mode. Each Tb³⁺ ion is eight-coordinated with two nitrogen atoms from one 2,2′-bipy molecule, four oxygen atoms from four bridging-bidentate BA ligands and two oxygen atoms from one chelating-bidentate BA ligand. Intermolecular hydrogen bonds are formed in the crystal. The complex exhibits strong green fluorescence under ultraviolet light and the fluorescence spectrum consists of four lines peaking at 489, 545, 584 and 620 nm, which are corresponding to the ⁵D₄→⁷F_j (j=6～3) transitions of Tb³⁺ ion, respectively. CCDC: 727763.     

Synthesis,Crystal Structure and Thermal Stability of Complex [Cu（C_（14）H_（10）O_4）（C_（12）H_8N_2）_2]·2H_2O

The title complex has been synthesized with 2,2'-biphenyl dicarboxylic acid and 1,10-phenanthroline(phen)in the solvent mixture of water and methanol.It crystallizes(C38H28CuN4O6,Mr = 700.1)in triclinic,space group P1 with a = 1.0868(2),b = 1.2175(2),c = 1.6206(3)nm,α = 110.161(2),β = 102.605(3),γ = 93.667(2)o,V = 1941.6(6)nm3,Dc = 1.198 g/cm3,Z = 2,F(000)= 722,R = 0.0558 and wR = 0.1208.The crystal structure shows that the copper atom is coordinated with one oxygen atom from 2,2'-bphenyl dicarboxylic acid molecule and four nitrogen atoms from two 1,10-phenanthroline molecules,forming a distorted square-pyramidal coordination.The TG analysis shows that the title complex is stable under 160.0 ℃.     

Synthesis and Structure of a Novel Tetranuclear Erbium(Ⅲ) Complex with L-Proline(HPro) [Er4(HPro)4(Pro)2·(μ3-OH)4(H2O)7](ClO4)6·6H2O

The title complex was synthesized in an aqueous solution and its crystal structure was determined by X-ray diffraction. The crystal is rhombohedral, space group R3 with a=1.947 0(3) nm, b=1.947 0(3) nm, c=1.768 3(3) nm, α=90°, β=90°, γ=120°, V=5.805(2) nm3, Z=3, the final R value is 0.051 2. The complex contains a novel tetranuclear cation with four Er3+ ions connected by four μ3-OH ions and six bridging carboxyl groups. Each erbium ion is coordinated by three μ3-OH, three carboxylic oxygen atoms from three L-proline, and two or one oxygen atoms from water molecules.     

单核铜配合物Cu(C_(16)H_(13)N_2OS_2)_2的合成、晶体结构和生物活性(英文)

A planar copper complex Cu(L)2,HL=(E)-benzyl-2-(4-formylbenzylidene)-Hydrazinecarbodithioate,has been prepared via the template effect of copper ion. Crystal structure of the complex was determined by X-ray singlecrystal diffraction analysis. The crystal data for this complex:Orthorhombic,space group Pbcn,a=2.250 0(14) nm,b=1.660 0(11) nm,c=0.830 4(5) nm,V=3.102(3) nm3,Z=4,μ=1.011 mm-1,Dc=1.478 g·cm-3,F(000)=1 420,R1= 0.050 1,wR2=0.087 2 (observed reflections with I2σ(I)) and R1=0.129 1,wR2=0.100 9 (all reflections) GOF= 1.011. In the compound,Cu(Ⅱ) atom is four-coordinated with two N atoms and two S atoms from two bidentate ligands and located in the inversion center. The preliminary bioassay indicates that the complex exhibits distinct antitumor activity.     

Hydrothermal Synthesis and Crystal Structure of a Novel Dinuclear Co(Ⅱ) Complex: [Co2(2,2(')-bpy)2((-L)2(L)2(μ-H2O)] (HL = 4-Chlorobenzoic Acid)

A new 4-chlorobenzoic acid bridge Co(Ⅱ) complex [Co2(2,2(')-bpy)2(μ-L)2(L)2(μ- H2O)] (HL = 4-chlorobenzoic acid) has been obtained by hydrothermal synthesis, and X-ray single-crystal diffraction analysis shows that it crystallizes in the monoclinic system, space group C2/c with a = 22.537(5), b = 16.212(3),c = 15.306(3)(A), β= 124.37(3)°, V = 4616.1(16) (A)3, Mr = 1070.45, Dc = 1.540 g/cm3, Z = 4, μ = 1.012 mm-1, F(000) = 2176, the final R = 0.0338 and Wr = 0.0810. The title complex is composed of dinuclear [Co2(2,2(')-bpy)2(μ-L)2(L)2(μ-H2O)] molecules. Each Co(Ⅱ) atom is coordinated by two nitrogen atoms from one 2,2'-bipyridine ligand, three oxygen atoms from three 4-chlorobenzoic ions and another oxygen atom from one water molecule. The two Co(Ⅱ) atoms are connected by two 4-chlorobenzoic ions and one bridged water molecule. The dinuclear molecules are interlinked by hydrogen bond and π-π stacking interactions into a three-dimensional supramolecular network.     

Synthesis, Crystal Structure and Thermal Stability of a Nickel（Ⅱ） Complex with Bicycle[2.2.1]-2-hepten-5,6-dicarboxylic Acid

The nickel complex {Ni(2,2-bipy)(H2O)3[C8H11O2(COO)]}(H2O)3 with bicycle-[2.2.1]-2-hepten-5,6-dicarboxylic acid [C7H8(COOH)2] and 2,2'-bipyridine (bipy) as ligands has been synthesized and characterized. It crystallizes in monoclinic, space group P , with a = 0.74975(3), b = 1.20309(4), c = 1.30593(4) nm, α = 109.861(2), β = 98.519(2), γ = 90.575(2)o, V = 1.09337(7) nm3, Dc = 1.552 g/cm3, Z = 2, F(000) = 524, the final GOOF = 1.064, R = 0.0397 and wR = 0.1171. The crystal structure shows that the nickel ion is coordinated with four oxygen atoms from one bicycle[2.2.1]-2-hepten-5,6-dicarboxylic acid molecule and three water molecules and two nitrogen atoms from the 2,2′-bipyridine molecule, forming a distorted octahedral coordination geometry. The result of TG analysis shows that the title complex is stable under 200.0 ℃.     

Hydrothermal Synthesis, Crystal Structure and Electrochemical Properties of Complex Cu（α-Furacrylic acid）2（phen）

The title complex (C26H18CuN2O6,Mr=517.96) has been synthesized by the reac-tion of α-furanacrylic acid with 1,10-phenanthroline (phen) in the solvent mixture of water and methanol. Crystal data: monoclinic,space group C2/c with a =2.2927(4),b=1.01248(18),c=1.05061(18) nm,β=111.188(3)o,V=2.274(7) nm3,Dc=1.513 g/cm3,Z=4,F(000)=1060,μ= 1.007mm?1,R=0.0320 and wR=0.0781. The crystal structural analysis shows that the copper atom is coordinated with four oxygen atoms from two α-furacrylic acids and two nitrogen atoms from 1,10-phenanthroline,giving a distorted octahedral coordination geometry. The result of electroche-mical analysis shows that the electron transfer in the electrode reaction is quasi-reversible.     

Hydrothermal Synthesis and Crystal Structure of a Novel Dinuclear Co(Ⅱ) Complex:[Co2(2,2'-bpy)_2(μ-L)_2(L)_2(μ-H_2O)](HL=4-Chlorobenzoic Acid)

A new 4-chlorobenzoic acid bridge Co(Ⅱ) complex [Co2(2,2'-bpy)2(μ-L)2(L)2(μ-H2O)] (HL=4-chlorobenzoic acid) has been obtained by hydrothermal synthesis,and X-ray single-crystal diffraction analysis shows that it crystallizes in the monoclinic system,space group C2/c with a=22.537(5),b=16.212(3),c=15.306(3) ,β=124.37(3)°,V=4616.1(16) 3,Mr=1070.45,Dc=1.540 g/cm3,Z=4,μ=1.012 mm-1,F(000)=2176,the final R=0.0338 and wR=0.0810. The title complex is composed of dinuclear [Co2(2,2'-bpy)2(μ-L)2(L)2(μ-H2O)] molecules. Each Co(Ⅱ) atom is coordinated by two nitrogen atoms from one 2,2'-bipyridine ligand,three oxygen atoms from three 4-chlorobenzoic ions and another oxygen atom from one water molecule. The two Co(Ⅱ) atoms are connected by two 4-chlorobenzoic ions and one bridged water molecule. The dinuclear molecules are interlinked by hydrogen bond and π-π stacking interactions into a three-dimensional supramolecular network.     

Solvothermal Synthesis, Crystal Structure and Electrochemical Property of Complex [Co(p-MBA)2(2,2''-bipy)(H2O)]·(H2O)

One novel complex [Co(p-MBA)2(2,2'-bipy)(H2O)]·(H2O) has been synthesized by the reaction of p-methylbenzoic acid with 2,2'-bipyridine in the solvent mixture of water and methanol. It crystallizes in triclinic, space group P-1 with a=0.70479(14), b=1.1211(2), c=1.6718(3) nm, α=103.806(3), β=90.795(3), γ=104.207(3)°, V=1.2399(4) nm3, Mr=512.41, Dc=1.373 g/cm3, Z=2, F(000)=532, μ=0.733 mm-1, R=0.0432 and wR=0.0957. The crystal structural analysis shows that the cobalt atom is coordinated with three oxygen atoms from two p-methylbenzoic acids and one water molecule and two nitrogen atoms from one 2,2'-bipyridine,forming a distorted square-pyramidal coordination geometry. The cyclic voltammetry behavior of the complex is also reported.     

Hydrothermal Synthesis,Crystal Structure and Thermal Stability of a Binuclear Copper（Ⅱ） Complex with 3-（Pyridin-2-yl）-1,2,4-triazole

One novel binuclear copper(Ⅱ) complex [Cu 2 (Hpt) 2 (CO 3) 2 (H 2 O) 2 ]·H 2 O with copper carbonate and 3-(pyridin-2-yl)-1,2,4-triazole (Hpt) was hydrothermally synthesized and characterized by IR and X-ray diffraction analysis.The complex crystallizes in triclinic,space group P2 1 /n with a=0.6862(1),b=0.7805(1),c=1.1983(2) nm,α=72.03(2),β=107.72(3),γ=75.28(2)o,V=0.5884 nm 3,D c=2.105 g/cm 3,Z=1,F(000)=357,GOOF=1.041,the final R=0.01859 and wR=0.04348.The whole molecule is composed of two cooper ions,two Hpt molecules,two carbonate and three water molecules,forming a binuclear structure.The crystal structure shows that the cooper ion is coordinated with three nitrogen atoms from two Hpt molecules,two oxygen atoms from one carbonic acid and one water molecule,forming a distorted square pyramidal geometry.The TG analysis result shows that the title complex is stable under 131.0 ℃.     

配合物[Cu2(m-MBA)4(2，2′-bipy)2(H2O)]·H2O的水热合成、晶体结构及电化学分析

A copper(Ⅱ) complex [Cu₂(m-MBA)₄(2，2′-bipy)₂(H₂O)]·H₂O with m-methylbenzoic acid (m-MBA), 2,2′-bipyridine (2,2′-bipy) and water molecule has been synthesized by means of hydrothermal way and characterized. Crystal data for this complex: monoclinic, space group C2/c, a=2.591 8(5) nm, b=1.414 2(3) nm, c=1.790 8(4) nm, β=131.80(3)°, V=4.893 3(17) nm³, D_c=1.379 g·cm^-3, Z=4, F(000)=2 104 , Final GooF=1.034, R₁=0.065 6, wR₂=0.197 6. The crystal structure shows that two neighboring copper(Ⅱ) ions are linked together by two bridging-chelating m-methylbenzoic acid groups, one bridging water molecule, forming a cage structure and the Cu(Ⅱ)-Cu(Ⅱ) bond distance is 0.366 7 nm. Each copper(Ⅱ) ion is coordinated with two nitrogen atoms of one 2,2′-bipyridine molecule and four oxygen atoms from three m-methylbenzoic acid molecules and one water molecule, repectiveley, forming a distorted octahedral coordination geometry. The cyclic voltammetric behavior of the Complex was also investigated. CCDC: 648619.