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1.
制备了五配位单核钴配合物[Co(TMC)Cl]ClO41,TMC=1,4,7,10-tetramethyl-1,4,7,10-tetraazacyclododecane)。配合物1结晶于单斜晶系:P21,晶胞参数为a=0.805 95(7)nm,b=1.486 58(12)nm,c=0.813 64(7)nm,β=110.190(2)°,V=0.914 93(13)nm3,Z=2,T=120(2)K。钴与来自TMC配体的4个氮原子和1个氯离子配位,形成了扭曲的四方锥配位构型。磁性测试揭示了高自旋的钴离子具有场诱导的慢弛豫行为。  相似文献   

2.
以双(4-吡啶-4-苯基)胺(BPPA)和4,4-(六氟)双(苯甲酸)(H2hfipbb)或对苯二甲酸(p-H2bdc)为配体,采用溶剂热法与M(NO3)2·6H2O(M=Co、Zn)组装合成了2个新的配合物{[Co2(BPPA)(hfipbb)2·(H2O)3]·6H2O}n(1)、{[Zn2(BPPA)2(p-bdc)2]·H2O·DMF}n(2),X射线单晶衍射测定结果表明:配合物12均为二维结构。配合物1具有新的拓扑结构。配合物2的二维结构又可以组成三维框架结构。配合物1为正交晶系,Pnna空间群,a=2.6409(2) nm,b=1.71578(13) nm,c=1.50411(11) nm,V=6.8154(9) nm3,Z=4,μ=0.571 mm-1,F(000)=2592,Dc=1.245 g·cm-3,Mr=1383.76,R1=0.0666,ωR2=0.2089(I>2σ(I));配合物2为单斜晶系,C2/c空间群,a=2.79670(9) nm,b=1.81482(6) nm,c=2.30313(7) nm,β=102.1360(10)°,V=11.4283(6) nm3,Z=8,μ=0.906 mm-1,F(000)=4944,Dc=1.391 g·cm-3,Mr=1196.85,R1=0.0398,ωR2=0.1064(I>2σ(I))。此外,热重分析表明配合物12均具有良好的热稳定性。  相似文献   

3.
合成了二个N-取代水杨基Schiff碱的Ni(Ⅱ)配合物[Ni2(dsh)(C5H5N)6]·2C5H5N (H4dsh=1,2-disalicyloylhydrazine) (1)和Ni(spmbh)(C5H5N) (H2spmbh=N-salicylaldehyde-N-(4-methoxybenzoyl) hydrazone) (2)。化合物1:单斜晶系,P21/c空间群,a=1.274 74(5) nm,b=1.646 31(7) nm,c=1.199 59(5) nm,β=103.344(1)°,V=2.449 5(2) nm3Z=2,Dc=1.381 g·cm-3Mr=1 018.44,μ=0.826 mm-1F(000)=1 060,R=0.033 1,wR=0.073 3;化合物2:单斜晶系,P21/c空间群,a=1.096 74(8) nm,b=0.946 44(6) nm,c=1.725 7(1) nm,β=91.006(4)°,V=1.791 0(2) nm3Z=4,Dc=1.506 g·cm-3Mr=406.08,μ=1.109 mm-1F(000)=840,R=0.031 7,wR=0.049 0。具有晶体学中心对称性的双核镍化合物1中,1,2-二水杨酰基肼通过肼基N-N单键桥联二个Ni(Ⅱ)原子,Ni…Ni原子间距为0.468 83(4) nm,每个Ni(Ⅱ)原子具有轴向伸长的八面体配位构型。化合物2中,Ni(Ⅱ)原子具有平面正方形的配位构型。  相似文献   

4.
合成了2种新的N-甲基-N-苄基二硫代氨基甲酸锑[Sb(MeBnNCS23](1)和铋[Bi(MeBnNCS23](2)配合物。通过元素分析、红外光谱、1H NMR、热重对其进行表征,并用X-射线单晶衍射测定了晶体结构。配合物12均属于单斜晶系,P21/c空间群。配合物1的晶胞参数为:a=0.9551(7)nm,b=1.3575(10)nm,c=2.4681(17)nm,β=104.01(2)°,Z=4,V=3.105(4)nm3,Dc=1.520g·cm-3,F(000)=1440,μ=1.314mm-1,最终偏离因子R1=0.0339,wR2=0.0832,S=1.010;配合物2的晶胞参数为:a=1.3390(6)nm,b=0.9975(5)nm,c=2.4261(5)nm,β=98.433(7)°,Z=4,V=3.205(2)nm3,Dc=1.653g·cm-3,F(000)=1568,μ=5.912mm-1,最终偏离因子R1=0.0398,wR2=0.0864,S=1.089。在这2个配合物中,中心金属离子M(Ⅲ)与来自3个配体中的6个硫原子配位,配合物1形成6配位的畸变的八面体构型;配合物2则形成6配位的畸变的五角锥构型。在配合物2中,分子之间又通过Bi…S弱相互作用构成二聚体结构。利用琼脂扩散法测试了配合物的抑菌活性,结果表明配合物1对4种受试菌株具有较强的抑菌活性。  相似文献   

5.
3,5-二氟苄基氯和邻氯基苄基氯在适当的溶剂中与锡粉反应,合成了三(3,5-二氟苄基)氯化锡(1)和四(邻氯苄基)锡(2),经X射线衍射方法测定了新化合物的晶体结构。化合物1属单斜晶系,空间群为C2/c,晶体学参数:a=1.858 33(11)nm,b=1.140 98(7)nm,c=2.690 06(16)nm,β=109.288(10)°,V=5.383 6(6)nm3,Z=8,Dc=1.532 g·cm-3,μ(Mo )=13.61 cm-1,F(000)=2 480,R1=0.085 1,wR2=0.168 1。化合物2属单斜晶系,空间群为P21/m,晶体学参数:a=0.585 54(5)nm,b=1.969 74(18)nm,c=0.857 86(8)nm,β=95.204 0(10)°,V=0.985 34(15)nm3,Z=2,Dc=1.805 g·cm-3,μ(Mo )=14.91 cm-1,F(000)=524,R1=0.054 0,wR2=0.163 9;中心锡原子为畸变四面体构型。对其结构进行量子化学从头计算,探讨了化合物的稳定性、分子轨道能量以及部分前沿分子轨道的组成特征。测定了化合物的热稳定性。  相似文献   

6.
合成了一对结构类似的双核铜配合物,[CuL1]21)和[CuL2]22),其中L1是双席夫碱配体N,N’-二(5-氟水杨基)-1,3-丙二胺(H2L1)的二价阴离子,L2是N,N’-二(5-氟水杨基)-1,2-乙二胺(H2L2)的二价阴离子,通过元素分析、红外光谱以及单晶X-射线衍射表征了它们的结构。配合物1以单斜晶系P21/c空间群结晶,其晶体学参数a=1.3488(1)nm,b=0.6814(1)nm,c=1.7087(1)nm,β=108.903(3)°,V=1.4857(2)nm3,Z=4,R1=0.0480,wR2=0.1141,Goof=1.115。配合物2以单斜晶系C2/c空间群结晶,其晶体学参数a=2.7568(2)nm,b=0.7036(1)nm,c=1.4547(1)nm,β=94.758(2)°,V=2.8118(5)nm3,Z=4,R1=0.0472,wR2=0.1139,Goof=1.094。X-射线分析表明2个化合物都是中心对称的双核配合物,其中Cu原子都是四方椎配位构型。通过MTT法研究了这2个配合物的抗细菌(枯草芽孢杆菌,金黄色葡萄球菌,大肠杆菌和荧光假单胞菌)和抗真菌(白假丝酵母菌和黑曲霉菌)活性。  相似文献   

7.
车喜全  王立斌 《无机化学学报》2006,22(10):1857-1860
The title complex [CoL2](OH)Cl·1.1DMF (1) was synthesized (where L is Indene[1,2-b]Quinoxalin-11-Alkone Thiosemicarbazone) and characterized by elemental analysis, MS and X-ray single crystal structural analysis. The crystal structure 1 belongs to monoclinic system with space group C2/c, a=2.236 5(2) nm, b=1.990 4(2) nm, c=1.850 0(1) nm, β=116.576(2)°, V=7.365 2(9) nm3, Z=8. Each Co(Ⅱ) atom lies at the centre of a distorted coordination octahedron, formed by two L tridentate chelating ligands. The structure of the ligand L is nearly a plane. CCDC: 297352.  相似文献   

8.
异核配合物[Co(Ⅲ)(Hdmg)2(H2O)2Mn(Ⅱ)Cl3]的合成与晶体结构   总被引:1,自引:0,他引:1  
A new coordination compound Co(Ⅲ)(Hdmg)2(H2O)2Mn(Ⅱ)Cl3 was synthesized and its crystal structure was determined. The crystal data are as follows: crystal system, orthorhombic; space group, C2221(#20); a=1.18315(3) nm, b=1.28631(5) nm, c=1.14355(2) nm, V=1.74037(9) nm3, Z=4, Dc=1.857 g·cm-3, F(000)=980.00, μ(Mo)=21.69 cm-1, R1=0.030, wR2=0.92. The coordination geometries around Co(Ⅲ) and Mn(Ⅱ) atoms are distorted octahedral and distorted trigonal bipyramidal, respectively. The Hdmg chelates Co(Ⅲ) and bridges to two Mn(Ⅱ) atoms to form a polyheteronuclear helical structure along the c axis.  相似文献   

9.
A new coordination complex [Cu(Ⅱ)(DETA)]3[Cr(CN)6]2·5H2O (DETA=diethylenetriamine) was synthesized, its crystal structure and magnetic properties were determined. The crystal crystallizes in monoclinic space group P21/c, with unit cell constants a=2.056 6(7) nm, b=1.440 7(5) nm, c=1.513 3(5) nm, β=95.996(6)°, and V=4.459(3) nm3, Z=4, Dc=1.499 g·cm-3, F(000)=2 060,μ(Mo )=1.936 mm-1, R1=0.052 3, wR2=0.106 2. The structure consists of a one-dimensional chain of [Cu(DETA)]2[Cr(CN)6]+ and binuclear [Cu(DETA)][Cr(CN)6]-. The coordination geometries around Cu2+ atoms are distorted square-based pyramidal and distorted square, respectively. Magnetism studies show that there are ferromagnetic interactions between Cu2+ and Cr3+ ions. CCDC: 272213.  相似文献   

10.
合成了镍的戊三酮二水杨酰腙配合物Ni(C19H16N4O5)的两个同质异晶,测定其晶体结构。该配合物的两个晶体均属单斜晶系,空间群为C2/c,晶体1晶胞参数为:a=1.03076(9)nm,b=1.9105(1)nm,c=0.93305(8)nm,β=101.490(4)°,Z=4,μ=1.119mm-1,R=0.0370;晶体2晶胞参数为:a=2.1949(3)nm,b=0.9901(2)nm,c=0.8568(1)nm,β=92.799(6)°,Z=4,μ=1.084mm-1,R=0.0440。两个晶体中镍原子由多啮配体的二个酰氧原子和二个肼氮原子形成平面正方形配位。对配合物的红外光谱进行归属。  相似文献   

11.
通过水热方法,以2,4,4’-联苯三羧酸(H3btc)和2,2’-联吡啶(2,2’-bpy)与CoCl2·6H2O反应,合成了1个具有三核钴单元的三维配位聚合物[Co1.5(btc)(2,2’-bpy)0.5(2H2O)]n,并对其结构和磁性质进行了研究。结构分析结果表明该聚合物的晶体属于单斜晶系,I2/a空间群,a=1.7744(4)nm,b=1.1423(2)nm,c=1.8908(4)nm,β=105.18(3)°,V=3.6985(13)nm3,Dc=1.745g·cm-3,Z=8,R=0.0484,wR=0.0852(I>2σ(I))。来自4个不同btc3-配体的4个羧基连接相邻的3个钴(Ⅱ)离子形成了1个三核钴(Ⅱ)的结构单元。这些三核钴(Ⅱ)的结构单元又通过btc3-配体与钴(Ⅱ)离子的配位作用形成了1个三维的框架。研究表明,该聚合物中相邻钴(Ⅱ)离子之间存在铁磁相互作用。  相似文献   

12.
二维纳米空洞方格:诺氟沙星锰(Ⅱ)配合物   总被引:2,自引:0,他引:2  
The reactions of norfloxacin (H-Norf) with Mn(ClO4)2·6H2O and Mn(OH)2 yield Mn(H-Norf)(ClO4)2·2H2O (1) and [Mn(Norf)2·4H2O]n (2) , respectively. 1 is monomeric while 2 has a novel 2D neutral square grid with an antibacterial drug as building block. Crystal data for 1: triclinic, space group P1 (No.2), a=9.0939(3), b=9.4395(3), c=12.7182(3)?, α=111.447(2), β=90.340(2), γ=112.357(1)°, V=926.34(5)?3, Z=1, ρcacl=1.664g·cm-3. MoKα radiation (λ=0.71073?), T=293(2)K, μ=0.595mm-1, R1=0.0692, wR2=0.1482 for 2320 observed reflections from 4390 independent reflections, GOF=0.940; Crystal data for 2: Monoclinic, P21/c, a=5.7530(12), b=21.865(4), c=13.343(3)?, β=98.25(3)°, V=1661.1(6)?3, Z=2, ρcacl=1.527g·cm-3, T=293(2)K, μ=0.477mm-1, R1=0.0531, wR2=0.1552 for 2070 observed reflections from 2870 independent reflections, GOF=1.384. CCDC: 140819; 151063.  相似文献   

13.
A new cobalt(Ⅱ) complex, [CoL2(NCS)2]·2CH2Cl2, [L=4-(p-methylphenyl)-3,5-bis(pyridin-2-yl)-1,2,4-triazole], was synthesized and its crystal structure was determined by X-ray analysis. The complex crystallizes in monoclinic system with space group P21/c, a=0.867 40(17), b=1.453 9(3), c=1.781 9(4) nm, β=91.18(3)°, V=2.246 7(8) nm3 and Z=2. The cobalt atom is in a distorted octahedral environment with two bidentate chelating L ligands in the equatorial plane and two NCS- ions in the axial positions. CCDC: 251658.  相似文献   

14.
The title compound was prepared by the solid state reaction of stoichiometric amounts of CdCl2·H2O and 4-nitroaniline . The crystal used for X-ray analysis was obtained by slow evaporation of an ethanol-aqueous solution of the solid state reaction at room temperature. The structure of compound was characterized by X-ray diffraction analysis. The crystal belongs to orthorhombic, space group Pbca, a=0.77864(7)nm,b=0.72547(6)nm,c=3.3126(2)nm,Z=4,V=1.8712(3)nm3,Dc=1.890g·cm-3,μ=1.763mm-1, F(000)=1048,R=0.0300,wR=0.0697. The title compound is a typical two-dimensional organic intercalated compound. The inorganic layers of the compound are formed by CdCl6 octahedra sharing corner Cl atoms (i.e. catena-poly[dihlorocadmium-di-μ-chloro]). The organic ammonium cations are intercalated between every two metal-halogen layers and formed the organic layers of the compound through hydrogen bonding.  相似文献   

15.
王国喜  李波  熊仁根 《无机化学学报》2007,23(11):1997-1998
The solvothermal reaction (D2O) of 2,6-dideuterium-4-cyanopyridine with ZnCl2 in the presence of NaN3 offers a novel complex Zn(OD)(C6H2D2N4) (1) in which Zn has a distorted tetrahedron composed of two N atoms from one tetrazoyl group and pyridyl group and two O atoms from two deuteratohydroxy OD groups. Crystal data for 1: Pbcn, a=1.456 8(5) nm, b=0.659 2(2) nm, c=1.645 3(5) nm, α=90°, β=90°, γ=90°, V=1.580 0(9) nm3, Z=8, M=231.54, Dc=2.236 Mg·m-3, μ=3.070 mm-1, R1=0.043 4, wR2=0.120 6, S=1.029. CCDC: 660629.  相似文献   

16.
合成了2个含二噻吩乙烯结构单元双核钌乙烯配合物[RuCl(CO)(PMe33]2μ-2,2’-(CH=CH)2-DTE)(1a)和[RuCl(CO)(PMe33]2μ-2,5-(CH=CH)2-DTE)(1b),利用元素分析、红外、核磁共振谱和电化学对它们的结构进行了表征,X-射线单晶衍射分析表明,配合物1a晶体属单斜晶系,C2/c空间群,晶胞参数为:a=3.44575(6)nm,b=1.45945(2)nm,c=2.32191(5)nm,β=110.9770(10)°,V=10.9028(3)nm3,Z=8,Dc=1.467g·cm-3,λ=0.071073nm,μ(Mo)=0.956mm-1,F(000)=4912。测定了它们光照前后的紫外-可见吸收光谱变化图,并对其光致变色性质进行了讨论。  相似文献   

17.
本文报道两个含双(马来二氰基二硫烯)镍(Ⅱ)配合物阴离子的离子对化合物。对阳离子为1-(4′-溴-2′-氟苄基)吡啶 盐时,生成配合物1。晶体数据:三斜晶系,空间P1群,a=0.7086(2)nm,b=1.0968(3)nm,c=1.1775(3)nm,α=69.914(5)°,β=89.495(5)°,γ=74.765(5)°,V=0.8259(4)nm3,Z=1。对阳离子为1-(4′-溴-2′-氟苄基)吡嗪鎓盐时,生成配合物2。晶体数据:单斜晶系,空间群P21/n,a=0.71554(17)nm,b=1.4262(3)nm,c=1.6725(4)nm,β=100.396(4)°,V=1.6788(7)nm3,Z=4。两个配合物中,阴离子为拟平面结构,镍原子均位于对称中心。变换对阳离子上的芳环种类对晶体的堆积结构产生影响。  相似文献   

18.
The coordination polymer of [Mn(p-CPOA)(H2O)3]n (p-CPOA=4-carboxylphenoxyacetate) was synthesized and characterized by elemental analysis, IR, X-ray single crystal diffraction. The title complex crystallizes in mono-clinic with space group P21/c, a=0.699 8(1) nm, b=1.6235(3) nm, c=1.014 3(2) nm, β=99.55(3)°. V=1.136 5(4) nm3, Z=4, Dc=1.772 g·cm-3, μ=1.193mm-1, F(000)=620, R=0.026 8, wR=0.074 5. The manganese atom is seven-coordinate involving four oxygen atoms of different p-CPOA2- ligands and three coordinated water, forming a distorted pentagonal bipyramindal environment. Two manganese atoms are bridged by p-CPOA2- ligand, forming a one-dimensional zigzag chain structure along p axis. The adjacent distance of Mn…Mn atoms is 1.021 0 nm. The three-dimensional hydrogen bonding network was formed by the intermolecular hydrogen bonds. CCDC: 219358.  相似文献   

19.
合成了一种Ag (Ⅰ)配合物[Ag (Qina)(Tpp)2]·1.5H2O (Qina=2-喹啉羧酸根,Tpp=三苯基膦)。运用单晶X射线衍射、IR、NMR和粉末X射线衍射对配合物的结构进行了表征。配合物属于单斜晶系,C2/c空间群,晶胞参数:a=3.195 90(13) nm,b=1.210 96(4) nm,c=2.319 74(7) nm,β=102.166(4)°,V=8.776 0(5) nm3,Z=8。通过Hirshfeld表面分析,推导出配合物的超分子结构和分子间弱作用力。同时,通过DNA结合活性测试、抗菌活性和癌细胞体外毒活性测试,评价了配合物的生物活性。  相似文献   

20.
以三齿吡唑-三嗪(类蝎型)化合物2,4-二(3,5-二甲基吡唑)-6-二乙基胺-1,3,5-三嗪(bpz*eaT)为配体,在无水乙醇和甲醇溶剂中,合成了2个配合物Cu2(mpz*eaT-EtO)2(N3)2Cl2(1)和Cu2(mpz*eaT-MeO)2(N3)4(2)(mpz*eaT-EtO:2-(3,5-二甲基吡唑)-4-乙醇-6-二乙基胺-1,3,5-三嗪;mpz*eaT-MeO:2-(3,5-二甲基吡唑)-4-甲醇-6-二乙基胺-1,3,5-三嗪)。通过元素分析、红外光谱、紫外光谱、热重分析以及X-ray单晶衍射方法对配合物进行了表征,并分析了其光谱及结构特征。晶体结构表明,配合物1属于三斜晶系,P1空间群,a=0.9949(2)nm,b=1.0216(2)nm,c=1.1480(2)nm,α=115.11(3)°,β=106.99(3)°,γ=100.39(3)°,V=0.9460(3)nm3,Z=1;配合物2属于单斜晶系,P21/c空间群,a=1.5464(5)nm,b=1.4008(5)nm,c=0.8905(3)nm,β=103.227(5)°,V=1.8779(10)nm3,Z=2。配合物12中的中心铜原子均为五配位,形成扭曲的四角锥构型。  相似文献   

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