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 共查询到18条相似文献,搜索用时 218 毫秒
1.
SynthesisandStructureoftheHexanuclearDiazenido-oxomolybdate[(n-C_4H_9)_4N]_3[Mo_6O_(18)(N_2C_6H_4-p-NO_2)]LiHai-Lian;YouXiao-Zeng;...  相似文献   

2.
SynthesisandCrystalStructureof[(n-Bu)_4N]_2[Mo_4O_(10)(OC_(10)H_6O)_2(OCH_3)_2]¥LuXiao-Ming;ZhuHui-Ju;YangNing;LiuShun-Cheng;JinX?..  相似文献   

3.
CrystalStructureofCalciumComplexwithCyanuricAcidLigand[Ca(C_3H_3N_3O_3-O)(H_2O)_6][(OH)(C_3H_2N_3O_3)]LinZhou-Bin;ChenChang-Zhang;...  相似文献   

4.
SynthesisandCrystalStructureofCd(tla)(NO_3)_2[TLA=tris(6-methyl-2-pyridylmethyl)amine]BUXian-He;ZHANGZhi-Hui;ZHUZhi-Ang;CHENYu...  相似文献   

5.
CrystalStructureofTrinitratotri(Butylcaprolactam)Terbium(Ⅲ)Tb[CH_2(CH_2)_4CONC_4H_9]_3(NO_3)_3WANGHan-Zhang;XUQing-Feng;QIANPu;CA...  相似文献   

6.
Synthesis and Crystal Structure of (Et4N)3[{V(o—C6H4OS)3}2Na]   总被引:1,自引:0,他引:1  
温庭斌  徐勇进 《结构化学》1995,14(2):151-156
SynthesisandCrystalStructureof(Et_4N)_3[{V(o-C_6H_4OS)_3}_2Na]¥WenTing-Bin;XuYong-Jin;ShiJi-Cheng;DengYu-Heng;ChenChang-Neng;Liu...  相似文献   

7.
SynthesisandStructureof[(C_2H_5)_4N][Mo_3(μ_3-O)(μ-Cl)_3(μ-CH_3CH_2COO)_3Cl_3]ZhuangHong-Hui;WuDing-Ming;HuangJian-Quan;HuangJin-L...  相似文献   

8.
SynthesisandStructureofPropionate-bridgedMixed-metalClusterCompound:〔MoW_2O_2(O_2CC_2H_5)_6(H_2O)_3〕ZnBr_4·4H_2O¥LiuHuang;XuLi;Hua...  相似文献   

9.
SkeletonVibrationsandForceConstantsof[Fe_2Cr(μ_3-O)(glycine)_6(H_2O)_3](NO_3)_7.3H_2OZhangLin-Na,LinZheng-Yan(StateKeyLaboratoryo...  相似文献   

10.
MagneticPropertiesofPhenoxy-BridgedBinuclearIron-ThiolatoComplexesandStructureof(Et_4N)_2[Fe_2(o-OC_6H_4S)_2(o-OC_6H_4SH)_2]XIEXi?..  相似文献   

11.
1INTRODUCTIONTheextractioncapacityofsulfur--containingsulfoxidesiscomparabletoandevengreaterthanthatoftributylphosphate(TBP)asanextractantfortheextractionandseparationofuraniumandthorium.Atthesametime,theradiolyticstabilityofsulfoxidesisbetterthanthatofTBP'1'23,SothesulfoxidecanbeusedpotentiallyforreprocessingofspentTh--Unuclearfuel.Howeverthecrystalstructureofuranylcomplexwithsulfoxideshas'notbeenreportedt3'4'93.Theknowledgeofthemolecularstructureofthetitlecomplexisusefulforinvestigat…  相似文献   

12.
CrystalandMolecularStructureof(η~5-C_5H_5)_2Yb(NC_4H_4)(OC_4H_8)WangShao-Wu;YuYong-Fei;HuJi-ping;YeZhong-Wen(InstituteofOrganicCh...  相似文献   

13.
顾建明  王林江 《结构化学》1996,15(3):239-242
稀土高氯酸盐开环冠醚三缩乙二醇(EO_3)[La(C_6H_(14)O_4)_3(H_2O)](ClO_4)_3·H_2O,单斜晶系,P2_1/c空间群。晶胞参数为:a=15.474(2),b=11.386(1),c=20.841(4),β=99.82(1)°,V=3618(1),MoKα,Z=4,D_c=1.718g/cm3,μ=1.499mm ̄(-1)。全矩阵最小二乘精细修正,结构因子R=0.056,R_w=0.083。中心原子La与开环冠醚醚链上的O(1)~O(9)及一个水分子形成10配位双帽四方反棱柱结构。弱配体高氯酸根不参加配位。  相似文献   

14.
1INTRODUCT1oNMeta1liccomplexesofsomeSchiffbaseshaveantiviraIandfungistaticac-tivies[1-3i.SomeSchiffbasemetalliccomplexeshavecatalyticactivityasenzyme"'.Thisaspectacu1arresearchfield-WehavereportedthesynthesisandcrystalstructureofNd(llI)nitratecomplexwithN,N-disalicyclideneethylenediamineandDMSO(si'HerethetitlecomplexwasobtainedandcharacterizedbyX-raydiffrac-tion'Theligandisdischiffbaseofcondensationfrom2-hydroxyl-3-methoxyben-zoaldehydeandethylenediamine.2EXPERIMENTAL2.1Synthesi…  相似文献   

15.
以2-羰基丙酸水杨酰腙(C_(10)H_(10)N_2O_4)作为配体与碳酸钙在水中反应, 在DMF(N,N'-二甲基甲酰胺)和DMSO(二甲基亚砚)的混合溶剂中培养了单晶,其组 成为 [Ca_2(C_(10)H_8N_2O_4)_2(DMSO)_2(H_2O)_4]·2DMSO [C_(10)H_8N_2O~2- _4为2-羰基丙酸水杨酰腙负离子]。测字了单晶的结构,该单晶为黄色,属单斜晶 系,空间群为P2(1)/C,晶胞参数a=1.0634(3)nm, b=1.7035(5)nm, c=1.2183(3) nm, β=106.180(5)°, V=2.1192(10)nm!, Dc=1.412Mg·m~(-3), Z=2, F(000) =944, μ=0.534m~(-1),GOF=0.867。所测单晶是以2-卷曲在丙酸水杨酰腙羧基上 的一个氧原子作为桥联的双核钙(II)配合物,两个Ca~(2+)均处于五角双锥的七 配位环境中,锥底为配体2-羰基丙酸水杨酰腙中的三个配位原子,以及另一2-羰基 丙酸水杨酰腙羧基上的桥联氧原子和一个水分子的配位氧原子,锥顶为一配位水和 一想位的DMSO分子,即溶剂DMSO也参也了配位,从晶胞结构看,晶体中除配位的 DMSO分子外,还有自由的DMSO溶剂分子,它们与配位水以氢键连接存在于晶格之中 ,在空间形成的二维网状结构。通过TG-DTG还测定了配合物的热稳定性。  相似文献   

16.
徐吉春  焦凤英 《结构化学》1994,13(3):239-242
本文根道了Ru_3(CO)_9(C_6H_5)_2N_2HCS的合成及晶体结构,晶体属单斜晶系,空间群P2_1/m,晶胞参数a=9.604(2),b=14.279(5),c=9.986(1),β=103.45(1)°,V=1331.9,M_r=782.61,Z=2,D_x=1.951g/cm~3,μ(MoKα)=17.73cm~(-1),F(000)=754,R=0.038.(C_6H_5)_2N_2HCS通过N和S原子与3个钌原子成螯合配位,另外还有九个羰基与之配位。整个分子具有C_S对称性。  相似文献   

17.
<正> SYNTHESIS AND CRYSTAL STRUCTURE OF COMPLEX [Cu_2(CH_3COO)_4(C_8H_(11)NO)_2] · (C_6H_(11)NO)_2 · (C_8H_(12)), where C6H11 = caprolactam, Mr = 900. 07, triclinic,space group P1, a = 11. 103(4), b= 11. 865(6), c=9. 912(3)(?), α=94. 85(4), β=115.20(2), γ=103. 25(4)°, V = 1125(2)(?)3, Z = l, Dx = 1. 33g. cm-3, λ(MoKa) = 0. 71069(?), T = 295K , μ = 10. 45cm-1, F(000) = 478, final R=0. 063 for 2098 observed reflections with I>3σ (I). The two Cu atoms in the molecule are held together by four carboxylate groups. Each Cu atom is bound in a square-pyramidal configuration to four carboxyl oxygen atoms and to the O atom of a caprolactam molecule.  相似文献   

18.
1INTRODUCTIONInterestinpolynuclearcomplexesisstimulatedbytherolestheyplayindifferentfields,e.g.heterogeneouscatalysis,bioinorganicchemistryandthedesignofmagneticmaterials.Since1985ill,considerableattentionshavebeengiventomolecularcomplexest'isimultaneouslycomprisingdandfmetalionsduetotheirspecialmagneticproperties.Coupledpolyr^uclearsystemscontaining3delementshavebeenextensivelyinvestigatedL,3,butonlyafew,derivedfromcarboxylatesL4--63,thatcontainbothtransitionandrare--earthmetalionshavebe…  相似文献   

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