CRYSTAL STRUCTURE OF Fe4S4[SC（CH3）3]4[（C4H9）4N]2

<正> Fe_4S_4[SC(CH_3)_3]_4[(C1H_9)_2,Mr=1193. 23,tetragonal,142d,a = 23. 272(2), c= 13. 080(5) A ,V=7084(3) A3,Z=4,DC=1. 12g·cm-3,UUUU(MoKa) = 10. 8cm-1,F(000) = 2568,R=0. 058 for 1005 observed reflections. The cluster anion contains a cubane-type Fe4S4 core compressed along the 4 axis which is crystallographically imposed. Compared to other salts with different cations ,the core is subject to slight structural distortions in different crystalline environments and crystallographic symmetry of the anion is related to that of the cation.     

SYNTHESIS AND CRYSTAL STRUCTURE OF THE TRI-(μ2-METHOXY)-BRIDGED 'DOUBLE-CUBANE' CLUSTER COMPLEX (Et_4N)_3[Mo_2Fe_6S_8(OMe)_3(SPh)_6]

<正> The title compound was synthesized and crystal structure was solved. (Et4N)3[Mo2Fe6S8(OMe)3(SPh)6], Mr=1922.39, hexagonal, PGs/m, a = 17.750(3), c=15.880(2) A, V=4332.7(26) A3, Z-2, Dx=1.477 g/cm3, MoKα, λ= 0.71069 A, R = 0.059, Rw = 0.065, for 814 observed reflexions. The complex anion contains two Fe3MoS4 cubane-like units linked throug their molybdenum atoms by three ,μ2-methoxy-groups, and the overall structure of the anion has C3b symmetry.     

CRYSTAL STRUCTURE OF (Et_4N)_4[Mo_2Fe_7S_8(SPh)_(12)]

<正> (Et4N)4[Mo2Fe7S8(SPh)12] : Mw=2670.3, triclinic, p1, a=12.775(4), b=13.076(3), c=20.576(4)A, α=80.00(2), β=81.39(2), γ=61.51(2)°, V=2966.3(14) A3, Z=1, D=1.494 gcm-3, R=0.077 for 4031 observed reflections. The complex was prepared by reactions of (Et4N)2[Fe4(SPh) 10] with (Et4N)2MoS4 in an ace-tonitrile solution. The structure of [Mo2Fe7S8(SPh)12]4- anion is a double-cubane-like configuration bridged by a Fe(SPh)6 group.     

[Et_4N]_2[Zn_2(OPh)_2Cl_4]的合成和晶体结构

ZnCl2, PhONa和Et4NCl稨2O在乙腈溶剂中反应合成了一种二核锌配合物[Et4N]2[Zn2(OPh)2Cl4]。X射线衍射结果表明,晶体属单斜晶系,C2/m空间群,晶胞参数 a = 14.1366(2), b=13.6985(5), c=9.3308(3)牛?107.851(2)o, V=1719.92(9)?,C28H50O2N2Zn2Cl4,Mr=721.24,Z=2,Dx=1.393g/cm3,μ(MoKα)=1.732mm—1,F(000)=756, R=0.0552, wR=0.1534, S=1.027。 配合物是由2个阳离子Et4N+和1个阴离子[Zn2(OPh)2Cl4]2—组成。阴离子[Zn2(OPh)2Cl4]2—包含着1个中心Zn2O2菱形平面。配合物中的2个锌原子通过2个苯酚中的氧原子桥连,每个锌原子还与2个氯原子配位形成变形四面体结构。     

Synthesis and Crystal Structure of an Ionic Compound [Fe(CN)_6(phCH_2NC_5H_5)3]·(H_2O)_4

A novel ionic compound [Fe(CN)6(phCH2NC5H5)3]·(H2O)4(Mr = 794.71) has been synthesized and its structure was characterized by IR, elemental analysis and X-ray diffraction. The compound crystallizes in monoclinic, space group P21/c with a = 10.837(2), b = 16.551(3), c = 23.402(5) , β = 97.531(4)o, V = 4161.0(15) A3, Z = 4, Dc = 1.269 g/cm3, F(000) = 1668, μ = 0.414 mm-1, R = 0.0479 and wR = 0.1232. The building unit of the title compound consists of three (phCH2N+C5H5) ions, one [Fe(CN)6]3- anion and four water molecules. According to the structural analysis, [Fe(CN)6]3- are linked together by O–H···N and O–H···O hydrogen bonds, but [Fe(CN)6]3- and [(phCH2N+C5H5)3] ions are bound by electrostatic force to form an ionic compound.     

STRUCTURE STUDIES OF [Et_4N]_4[Cu_8(i-mnt)_6] (i-mnt=S_2C=C(CN)_2) AND [Me_4N]_4[Cu_5Ag_3(i-mnt)_6]·H_2O

<正> [Me4N]6[Ag6(i-mnt)6].H2O(1),[Et4N]4[Cu8(i-mnt)6](2) and [Me4N]4-[Cu5Ag3(i-mnt)6].H2O(3)(i-mnt=S2C=C(CN)2) were synthesized. The crystal and molecular structure of the complex 1 was reported by us.The structure of the complex 2 was determined from single crystal X-ray diffraction data. [Et4N]4[Cu8(i-mnt)s] 2, Mr=1870.46, monoclinic, P21/n, a=14.724(6), b = 17.228(3), c=15.59(1)A,β= 100.75(7)°,V=3886.3A3;Z = 2,Dc= 1.598 g/cm3. Complex 3 has been characterized by ICP elemental analyses and IR spectrum.     

CRYSTAL STRUCTURE OF（Bu4N）2[Pt（C3S5）2]

<正> The title compound C38H72N2PtS10(Mr=1072.74)crystallizes in triclinic system,space group P1 with cell constants a=11.994(4),b=18.117(7),c=11.855(6)A,α=95.55(4),β=99.14(3),γ=75.71(3)°,V=2460.0A3,Z=2 and Dc=1.45 gcm-3.The structure is solved by direct methods and refined by full-matrix least-squares technique to final R=0.046 and Rw=0.045 based on 5919 independent reflections with I≥3.0(I).The anion [Pt(C3S5)2]2-is approximately planar,of which the platinum-sulfur coordination polyhedron takes a square form with mean Pt-S bond length of 2.310(4)A.     

STUDY ON TETRANUCLEAR TRANSITION METAL CLUSTER WITH μ_3-O BRIDGES I . SYNTHESIS AND CRYSTAL STRUCTURE OF [Fe_4O_2(O_2CCH_3)_7(2,2''''-bipy)_2]Cl

INTRODUCTION.The first tetranuelear oxo一bridged manganese eomplex eon-taining〔Mn4OZ〕“+eore was reported on its synthesis,strueture and magnetie proper-ties in 1 987〔‘〕,representing the best available model for the photosynthetie water oxi-dation eentre.In order to find out the relationship of aetivity with eonfiguration ofthis kind of eomplexes,a series of dual oxo一bridged tetranuelear eomplexes have beensynthesized in our laboratory〔2〕.In this paper the aeetato一bridged tetran…     

CRYSTAL STRUCTURES OF [Bu4N]2[M2Ag3（ μ3—S）2（μ—S）4S2Et2dtc]（M=W,Mo）

<正> The title compounds were prepared from the reation of (NH4)2MS4 (M=W,Mo),AgNO3,NadtcEt2 and Et4NBr in CH3CN-H2O solution. The isomorphous compounds [Bu4N]2[W2Ag3S8Et2du] ( I ) and [Bu4N]2[Mo2Ag3S8Et2dtc] (Ⅱ) crystallize in triclinic space qroup Pi with the following crystal parameters:α=13. 043(4),b = 21. 640(6),c=10. 757(6)A ,α=95. 09(5),β = 91. 90(4),γ = 98. 57(3)°,Z = 2,V = 2987A3,Dc=1. 76g/cm3 for I 5;a= 12. 989(2) ,b=21. 574 (9) ,c= 10. 7/1(1) A .α= 95. 06(7), β=91. 61(4), γ=98. 52(2)°, Z = 2,V = 2961 A3.Dc= 1. 58g/cm3 for Ⅱ . The final R and Rw values are 0. 061 and 0. 072 for Ⅰ ,and 0. 062 and 0. 076 for Ⅱ The M2Ag3 (M = W, Mo) unit in anion M2Ag3S8Et2dtc forms a five-membered ring.     

Solvothermal Synthesis and Crystal Structure of a Layered Thioantimonate(Ⅲ) [C_4H_9NH_3]_2Sb_4S_7

An inorganic-organic hybrid thioantimonate(Ⅲ) [CH3(CH2)3NH3]2Sb4S7 1 with layered structure was synthesized by solvothermal method. 1 crystallizes in the triclinic system,space group P1 with a=7.0124(11),b=11.919(2),c=14.879(3),α=108.791(3),β=102.441(3),γ=92.846(2)o,V=1140.1(3)3,Mr=859.71,Z=2,Dc=2.504 g/cm3,μ =5.324 mm-1,F(000)=804,S=1.013,the final R=0.0297 and wR=0.0618 for 3534 observed reflections with I > 2σ(I). 1 consists of [C4H9NH3]+ cations and two-dimensional [Sb4S7]n2n- anion which is composed of three SbS3 trigonal pyramids and one SbS4 unit joined by sharing common corners. The anionic layers are stacked perpendicularly to the c axis of the unit cell forming two-dimensional channels between the layers. The [C4H9NH3]+ cations interdigitate in a bilayer and reside in the 2D channels leading to a sandwich-like arrangement of the anion and cations.     

含烯烃配位体的金属原子簇研究 [η~3—C_3H_5Fe(CO)_3]_2的合成和晶体结构

[η~3-C_3H_5Fe(CO)_3]_2是由Fe_2(CO)_9和C_3H_5C1在常温下合成得到的。晶体属单斜晶系,空间群为P2_1/n,单胞参数为:a=8.248(1),b=9.021(5),c=9.238(2),β=91.99(1)°,V=686.9(6)°。根据fw=361.9和Z=2计算密度Dcal=1.75g/cm~3。在CAD4四圆衍射仪上用MoKα射线收集了独立衍射数据1643个(I>2σ(I))。[η~3-C_3H_5Fe(CO)_3]_2的晶体和分子结构是用直接法解出,所有非氢原子的坐标参数和各向异性热振动参数经全矩阵最小二乘法修正,最后偏离因子 R_1(F)=0.043。和R_2(F)=0.061,分子具有Ci—1对称性。分子中Fe—Fe距离为3.028,这个数值同Stucky和Muetterties合成的[η~3-C_3H_5Fe(CO)_3]_2中Fe—Fe距离为3.138有明显的差别。     

（C_5H_7S_2）_3〔Bi_2Cl_9〕的合成和晶体结构

标题化合物由ＢｉＣｌ３和乙酰丙酮在ＨＣＩ（气）／Ｃ２Ｈ５ＯＨ溶剂中通入Ｈ２Ｓ气体反应而得。晶体属四方晶系，Ｍｒ＝１１３０．７６，空间群Ｐ４１２１２。晶胞参数ａ＝ｂ＝８．８６７（２），ｃ＝４１．５１１（４）Ａ；Ｖ＝３２６４（１）Ａ３，Ｚ＝４，Ｄｃ＝２．３０ｇｃｍ（－３），μ（ＭｏＫα）＝１１８．６０７ｃｍ（－１），Ｆ（０００）＝２１０４．晶体结构由重原子法求得。最终偏离因子Ｒ＝０．０７２。晶体由分立的（Ｃ５Ｈ７Ｓ２）＋阳离子和［Ｂｉ２Ｃｌ９］３－阴离子组成。每个Ｂｉ原子和６个Ｃｌ原子形成畸变的八面体配位。２个［ＢｉＣｌ６］八面体共面构成具有２次轴对称的［Ｂｉ２Ｃｌ９］（３－）配阴离子。还讨论了阳离子种类对Ｂｉ配阴离子结构类型的影响。     

Synthesis and Crystal Structure of an Ionic Compound [Fe(CN)6(phCH2NC5H5)3]·(H2O)4

A novel ionic compound [Fe(CN)6(phCH2NC5H5)3]·(H2O)4(Mr = 794.71) has been synthesized and its structure was characterized by IR, elemental analysis and X-ray diffraction. The compound crystallizes in monoclinic, space group P21/c with a = 10.837(2), b = 16.551(3), c = 23.402(5) (A), β = 97.531(4)°V = 4161.0(15)(A)3, Z = 4, Dc = 1.269 g/cm3, F(000) = 1668, μ = 0.414 mm-1, R = 0.0479 and wR = 0.1232. The building unit of the title compound consists of three (phCH2N C5H5) ions, one [Fe(CN)6]3- anion and four water molecules. According to the structural analysis, [Fe(CN)6]3- are linked together by O-H…N and O-H…O hydrogen bonds, but [Fe(CN)6]3- and [(phCH2N C5H5)3] ions are bound by electrostatic force to form an ionic compound.Keywords: N-benzyl-pyridine, ferricyanic anion, crystal structure, supramolecular, ionic compound.     

Syntheses and Crystal Structures of Two Cyano-bridged Bimetallic Complexes [Ce(DMSO)_4(H_2O)_3Fe(CN)_6]·H_2O and [La(DMSO)_4(H_2O)_3Co(CN)_6]·H_2O(DMSO = Dimethylsulfoxide)

1INTRODUCTION Recently,cyano-bridged lanthanide-transition me-tal complexes have been extensively investigateddue to their potential applications as precursors in the preparation of rare earth orthoferrites,fluores-cent and magnetic materials[1].Various complexes of this system have been obtained in order to ex-plore the relations between structures and pro-perties by using different ligands,such as DMF,4,4?-bipy,and so on,to fill the coordination sites of lanthanide ions[2～9].But up to…     

四甲基铵Roussin红盐(Me_4N)_2-〔Fe_2S_2(NO)_4〕的分子和晶体结构

四甲基铵Roussin红盐晶体属于单斜晶系,空间群为C_(2h)~5—P2_1/a,晶胞参数为:a=14.804,b=14.086,c=9.382,13=92.2°和Do=1.519g/cm~3,Z=4(Dc=1.508g/cm~3)。在Philips PW1100型四圆衍射仪上用MoKα射线收集了强度数据,共得I_0>2σ(I_0)的独立衍射点2681个。晶体结构用重原子法解出,所有非H原子的坐标和各向异性温度因子经最小二乘对角矩阵修正,最后偏离因子R=O.065。晶胞中4个(Me_4N)_2Fe_2S_2(NO)_4分子分布于两套独立坐标上。阴离子形成双硫桥联的双核Fe络离子。在Fe<>Fe构成的“四元环”菱形平面上,∠S-Fe-S=105.6°,∠Fe-S-Fe=74.4°,Fe—S键长分别为2.247和2.242。此外还有两个NO基与Fe成端基配位且几乎处于与菱形平面垂直的平面上,使Fe原子周围的键大约成四面体分布。Fe—Fe间距为2.714,表明在[Fe_2S_2(NO)_4)~(2-)中的Fe—Fe之间存在着直接的M—M作用。{Fe(NO)_2}体系的Fe—N—O角偏离直线形约15°,彼此相向弯成“亲合”形。阳离子(Me_4N)~+中4个CH_3基绕中心N原子成四面体形配置。     

[C_5H_7S_2]_2[(SbCl_3)_2S]的晶体结构

[C_5H_7S_2]_2[(SbC1_3)_2S]的晶体结构采用x射线衍射法测定。晶体属于卑斜晶系,空间群C2/c,a=14.531(2),b=11.265(2),c=15.364(3),B=112.72(1)°,Z=4。在CAD-4四圆衍射仪上收集数据,用重原子法解出结构并经全矩阵最小二乘法修正。R=0.067。研究表明,该离子晶体中,[C_5H_7S_2]~+的C、S骨架具有平面构型,而[(SbCl_3)_2S]~(2-)的构型是:Sb原子周围形成缺位的准三角双锥构型,两个Sb准三角双锥通过共用S桥形成二聚体,∠Sb-S-Sb=98°,整个阴离子具有C_2对称性。     

The Synthesis and Crystallographic Characterization of Heterotrimetallic Linear Complex of [Et_4N][ (Ph_3P)_2{CuS_2WS_2Fe} Br_2]

1INTRoDUCTIONMolybdenum(Tungsten)-copper-sulfurandmolydenum(tungsten)-iron-sulfurcompoundshavebeenstudiedextensivelybecauseoftheirconnectionwithbiologicalprocesses[l,2j.Someheterotrimetalliccomplexeshavebeensynthesized,suchas[NEt'jtPh,p)sAgSzMoSzCu(CN))and[NEt'jtPh,P),AgS,MooCu(CN)jt3i,[l(CH,CH,)'j(PPh,)2{AgS2WS2Cu}(CN)jt4i,[(CH,CH2)4j(PPh,)2{AgS,WOCu}(CN)j('3,butheterotrimetal1iccomplexescontainingtungsten,copper,andironatomshaveseldombeenreported.Onecomplexofthiskindha…     

SYNTHESIS AND CRYSTAL STRUCTURE OF A TUNGSTEN-COPPER-SULFUR CLUSTER [Et_4N]_2[WCU_3S_4(S_2CNEt_2)_3]

<正> [Et4N]2 [WCu3S4 (S2CNEt2)3], Mr = 1172. 01, orthorhombic, space group P212121 with a=12. 858(9),b=13. 204(5) ,c=29. 501(9) A ,V=5008. 7 A3, Z = 4, Dc = 1. 55gcm-3, μ(MoKa) = 40. 3cm-1. The final R and Rw are 0. 069 and 0. 075, respectively, for 3072 observed unique reflections. The anion contains a slightly distorted WS42~ tetrahedron coordinated by three CuS2 CNEt2 units,with four metal atoms lying in a plane.     

Synthesis and Crystal Structure of a Novel Bimetallic Porphyrin Complex Salt {[MnTPP(CH_3OH)_2]_3Fe(CN)_6}·13H_2O

A novel bimetallic porphyrin complex salt, {[MnTPP(CH3OH)2]3Fe(CN)6}13H2O (TPP = tetraphenylporphyrin), has been synthesized and structurally characterized by X-ray diffraction analysis. The crystal is of trigonal, space group R-3 with a = b = 31.0618(10), c = 11.8366(8) A, Z = 3, V = 9890.3(8) A3, C144H134FeMn3N18O19, Mr = 2641.36, Dc = 1.330 g/cm3, μ(MoΚα) = 0.463 mm-1, F(000) = 4131, R = 0.0525 and wR = 0.1382 for 3045 observed reflections (I > 2σ(I)). The title complex is composed of one [Fe(CN)6]3- anion, three [MnTPP(CH3OH)2]+ cations and thirteen water molecules, which are connected by multiform hydrogen bonds leading to a 3D supramolecular network structure.     

CRYSTAL STRUCTURE OF [Et_4N]_2[Mo_2O_2(μ-S)_2(S_2)_2]

<正> [(C2H5)4N]2[Mo2o2S2(S2)2], Mr = 676. 74, monoclinic, P21/c, a = 13.510(2), b = 14.373(2), c=14. 777(3)(?), β = 97.53(2)°, V = 2844.7(9) (?)3, Z = 4, Dc= 1. 58g/cm3, μ(MoKα) = 13.0cm-1, F(000) = 1384, R =0. 033 for 1803 observed reflections. The structure contains discrete [Mo2O2S2(S2)2]2- anions and Et4N+ cations. The two oxygen atoms bonded to the Mo atoms are in cis-form with respect to the Mo2S2 bridging unit, with an average Mo- O distance of 1. 678 (?), The Mo…Mo distance is 2. 832(1)(?).