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国家自然科学基金(20673118)

作品数:7 被引量:2H指数:1
发文基金:国家自然科学基金国家重点基础研究发展计划更多>>
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7 条 记 录,以下是 1-7
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Design,Synthesis and Crystal Structure of Two One-dimensional Zigzag Chain-like Compounds被引量:1
2008年
Two one-dimensional chain-like cyanide-bridged compounds, [Fe(Phen)2(CN)2Ni(Cyclam)](ClO4)2·DMF-2H2O 1 (Cyclam = 1,4,8,11-tetraaza-cyclotetradecane, Phen = 1,10-phenanthroline, and DMF = N,N-dimethylformamide) and [Fe(Phen)2(CN)2Zn(Cyclam)](PF6)2·CH3CN 2, were prepared by the reaction of [Fe(Phen)2(CN)2]·2H2O with M(Cyclam)^2+ (M = Ni, Zn). In complexes 1 and 2, the metal atoms are connected alternatively with CN groups. X-ray structure and IR analyses for 1 and 2 were performed. Structure analysis revealed that both complexes are centrosymmetric and the geometry around each metal atom is an octahedron. The two complexes crystallize in triclinic with space group of P^1-. For 1, a = 10.439(4), b = 14.976(7), c = 15.914(8)A,α = 83.168(15), β = 74.338(15), γ = 78.023(15)°, V = 2338.3(18)A^3, Z = 2, Mr = 1035.37, Dc = 1.471 g/cm^3, F(000) = 1076,μ = 0.895 mm^-1, the final R = 0.0616 and wR = 0.1414 for 5849 observed reflections (1 〉 2σ(I)). For 2, a = 9.656(6), b = 15.404(9), c = 15.822(10)A, α = 78.68(2), β= 78.917(19), γ = 77.15(2)°, V = 2223(2)A^3, Z = 2, Mr = 1064.87, Dc = 1.587 g/cm^3, F(000) = 1078,μ = 1.032 mm^-1, the final R = 0.0672 and wR = 0.1595 for 6819 observed reflections (I 〉 2σ(I)).
秦政涛盛天录胡胜民项生昌傅瑞标王欣沈超君吴新涛
A 2D Layered Thiostannate: Synthesis and Crystal Structure of [tmdpH_2]Sn_3S_7
2010年
A new thiostannate,[tmdpH2]Sn3S7 1(tmdp = 4,4'-trimethylenedipiperidine),has been synthesized under solvothermal conditions and characterized by elemental analysis,IR spectroscopy,and single-crystal X-ray diffraction analysis.In 1,the Sn3S4 secondary incomplete cubane-like building units are bridged by μ2-S atoms to form Sn12S12 rings which are then joined parallelly to the [001] plane,giving the final 2D(Sn3S7^2-)n layer of(6,3) network.The layers are stacked along the c axis so that 24-membered ring channels are generated,in which the organic cations are accommodated.The compound crystallizes in monoclinic,space group C2/c,with a=23.052(3),b=13.4039(12),c=18.412(2)A,β=120.112(4)°,V=4921.3(9)A^3,C13H28N2S7Sn3,Mr=792.86,Z=8,Dc=2.140 g/cm^3,F(000)=3056,μ=3.619 mm^-1,the final R=0.0488 and wR=0.1125 for 4607 observed reflections with I〉2σ(I).
王欣盛天录项生昌胡胜民傅瑞标吴新涛
Co-crystallization of Resorcin[4]arene Tetracarboxylic Acid with Triethylamine:Synthesis and Crystal Structure
2010年
Treatment of resorcin[4]arene tetracarboxylic acid 1 with triethylamine in the presence of Co(CH3COO)2·4H2O and 4,4 -bipyridine gave a co-crystallization 14-·4Et3NH+(C32H20O164-·4Et3NH+,Mr=1069.27) from ethanol and water.The compound was structurally determined by single-crystal X-ray diffraction.The crystal belongs to monoclinic,space group P21/n,with a=8.1763(18),b=12.913(3),c=28.724(7) ,β=97.574(4)o,V=3006.3(12) 3,Z=2,Dc=1.181 g/cm3,F(000)=1152,Rint=0.0275,T=293(2) K,μ=0.086 mm-1,the final R=0.0634 and wR = 0.1752 for 5082 observed reflections with I 〉 2σ(I). The co-crystallization is very stable at room temperature. Possibly, a network of N-H…O(=C) plays an important role in the structure. Meanwhile, the compound emits a weak cyan luminescence with peak maximum band at 458 nm.
邹青竹陈建珊傅瑞标胡胜民盛天录王欣沈超君陈东波吴新涛
关键词:RESORCINARENES
Synthesis and Crystal Structure of a Chiral Manganese(Ⅲ) Schiff Base Complex
2010年
A chiral salency complex,[Mn(Salency)(H2O)2](PF6)·2H2O 1(Salency =(R,R)-N,N'-bis(salicylidene)-1,2-cyclohexanediamine),has been prepared by the reaction of Mn(CH3COO)3·2H2O with Salency and NH4PF6,and was established by X-ray diffraction techniques.The complex crystallizes in triclinic,space group P1 with a=9.299(8),b=10.012(8),c=13.461(11),α=92.037(15),β=92.974(12),γ=93.530(18)°,V=1248.3(18)3,C20H28F6MnN2O6P,Mr = 592.35,Z=2,Dc=1.038 g/cm3,F(000)=608,μ=0.676 mm–1,the final R=0.0651 and wR=0.1880 for 5260 observed reflections with I 2σ(I).
陈东波盛天录王欣陈建珊胡胜民傅瑞标沈超君邹青竹吴新涛
关键词:MANGANESECHIRAL
Synthesis,Structure and Luminescence of a Novel 2D Cadmium Coordination Polymer with a Ligand Generated in situ
2007年
The hydrothermal reaction of 1,2-dicyanobenzene with NaN3 in the presence of Cd(NO3)2 affords a novel 2D cadmium tetrazolyl-benzoate, {Cd(tzbz)(H2O)}n (H2tzbz is 2-(5-tetrazolyl)-benzoate). The tzbz ligand is generated in situ through the [2+3] Sharpless cycloaddition reaction and hydrolyzation. Its crystal structure was determined by single-crystal X-ray diffraction method. The crystal crystallizes in the orthorhombic system, space group Pbca with a = 9.6659(19), b = 7.6366(15), c = 25.964(5)A, V= 1916.5(7)A^3, Z= 8, Mr = 318.57, Dc = 2.208 g/cm^3, F(000) = 1232 and p = 2.276 mm^-1. The Cd(Ⅱ) atom is coordinated by four tzbz ligands and one water molecule to form a severely distorted pentangle bipyramid. While each tzbz ligand connects to four Cd(Ⅱ) atoms in a μ4-η1, η, η1, η1, η1 coordination mode to construct a 2D architecture of the title complex. Additionally, the title complex exhibits strong fluorescence at room temperature in the solid state.
HUANG Xi-He SHENG Tian-Lu XIANG Sheng-Chang FU Rui-Biao HU Sheng-Min LI Ya-Min WU Xin-Tao
关键词:CADMIUM
Designed Syntheses and Crystal Structures of Two Cis-cyanide Bridged Trinuclear Complexes
2009年
Two cyanide bridged trinuclear compounds [Fe(bpy)2(CN)2]·[Cu(Cyclam)]2(ClO4)4·DMF 1 and [Fe(Phen)2(CN)2]·[Cu(Cyclam)]2(ClO4)4·2CH3CN·4H2O 2 (Bpy = 2,2'- bipyridine, Phen = 1,10-phenanthroline, Cyclam = 1,4,8,11-tetraaza-cyclotetradecane, and DMF = N,N-dimethylformamide) have been synthesized by using mononuclear [Fe(Phen)2(CN)2]·2H2O and [Fe(bpy)2(CN)2]·3H2O as precursors. These two complexes crystallize in monoclinic space groups P21/c and C2/c, respectively. For 1, a = 25.164(2), b = 12.0405(11), c = 20.4433(15) A, β = 91.948(3)°, V = 6190.5(9) A^3, Z = 4, Mr = 1418.90, Dc = 1.522 g/cm^3, F(000) = 2936, μ = 1.161 mm^-1, the final R = 0.0722 and wR = 0.2011 for 10779 observed reflections (I 〉 2σ(I)). For 2, a = 43.5945(0), b = 11.8447(0), c = 29.5637(2)A, β = 120.430(11)o, V = 13162.76(9) A^3, Z = 8, Mr = 1518.48, Dc = 1.533 g/cm^3, F(000) = 6288, μ = 1.101 mm^-1, the final R = 0.0711 and wR = 0.1783 for 11262 observed reflections (I 〉 2σ(I)).
秦政涛盛天录胡胜民王欣傅瑞标陈建珊
Trinuclear and Dinuclear Manganese Complexes of 2/4-Formylbenzoic Acid Oxime Ligands:Syntheses and Crystal Structures被引量:1
2008年
Two manganese complexes, [Mn3(2-cba)6(phen)2] 1 (2-cba = 2-cyanobenzoic acid, phe11 = 1,10-phenanthroline) and [MnE(4-fbaO)E(phen)4](PF6)E.EHEO 2 (4-fbao = 4-formylbenzoic acid oxime), have been synthesized by the reaction of 2-formylbenzoic acid oxime (2-fbao, HELl) or 4-formylbenzoic acid oxime (4-fbao, HELE) with phen and manganese acetate in ethanol or methanol solution. A translation from the oximino (-CHN=OH) of HELl to cyano (-C-N) was found in the formation of complex 1 at room temperature. The complexes were structurally determined by single-crystal X-ray diffraction. The crystal of compound I belongs to monoclinic, space group C2/c, with a = 17.983(6), b = 23.364(7), c =14.589(5) A, β = 92.401(5)° V = 6124(3) A^3, Z = 4, C72H40Mn3N10O12, Mr= 1401.96, Dc = 1.521 g/cm^3, F(000) = 2852.0, Rint = 0.0372, T= 293(2) K,μ = 0.686 mm^-1, the final R = 0.0644 and wR = 0.1813 for 5803 observed reflections with I 〉 2δ(I). The crystal of compound 2 is of monoclinic system, space group P21/n, with a = 13.050(4), b = 20.577(5), c = 13.323(4)A,β = 113.578(3)°, V = 3227.2(14)A3, Z = 2, C64H48F12Mn2N10O8P2, Mr = 1484.94, Dc = 1.528 g/cm^3, F(000) = 1508.0, Rint= 0.0295, T= 293(2) K,μ = 0.539 mm^-1, the final R = 0.0629 and wR = 0.1789 for 5298 observed reflections with I 〉 2σ(I). Compounds 1 and 2 are linear trinuclear and dinuclear manganese complexes respectively, which are both bridged by carboxylate groups of the ligands.
沈超君陈建珊盛天录傅瑞标胡胜民项生昌秦政涛王欣何益明吴新涛
关键词:1,10-PHENANTHROLINE
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