polyoxometalate, [Cu-4(GeW9O34)(2)](12-) (1a), in which two B-alpha-[GeW9O34](12-) ligands sandwich a rhomblike Cu-4(8+) tetragon through alpha-Keggin linkage, is first isolated as a [n-BuNH3](+) salt, [n-BuNH3](12)-[Cu-4(GeW9O34)(2)] center dot 14H(2)O (1)...
Using II and III as examples, it was demonstrated that the composition and structure of the polymeric anionic chains of scandium sulfate are determined by the nature of the organic cation rather than by the composition of the reaction mixture. 展开 ...
Hydrothermal synthesis and crystal structure of a 3D supramolecular compound [H 3 NCH 2 CH 2 NH 3 ] 3 H 4 [H 2 W 12 O 42 ] · 2.5H 2 OHydrothermal synthesis and crystal structure of a 3D supramolecular compound [H 3 NCH 2 CH 2 NH 3 ] 3 H 4 [H 2 W 12 O 42 ] · 2.5...
Synthesis, structure and properties of (H2NCH2CH2NH3)(3) (VO)(6) [B10O16 (OH)(6)](2) center dot 11H(2)OCai, Q HLu, BZhang, J WShan, Y K
The compound [Co(NH3)(6)](2)[W4Se4(CN)(12)](.)8.5H(2)O was obtained by evaporating an aqueous ammonia solution of K-6[W4Se4(CN)(12)](.)6H(2)O and CoCl(2)(.)6H(2)O complexes. The starting Co(II) Of CoCl(2)(.)6H(2)O transforms into [Co(NH3)(6)](3+) when...
crystal structureA rhenium cluster complex [Ni(NH3)6]2.5·NH4[Re12CS17(CN)6]·8.5H2O is obtained and structurally described. The compound crystallizes in the triclinic space group P-1 with the unit cell parameters: a = 11.0856(13) , b = 15.242(2) , c = 21.232(3) , α = 90.158(4...
crystal chemistrychloropentammineThe [Ru(NH3)(5)Cl](2)[Re6S8(CN)(6)]center dot 3H(2)O salt was obtained; its crystal structure was analyzed: a = 10.7713(9)angstrom, b = 13.9602(11)angstrom, c = 14.7956(11)angstrom, alpha = 91.961(3)degrees, beta = 109.985(3)degrees, gamma = ...
nitroso complexesamino complexesX-ray structural analysiscrystal chemistryProcedures for the synthesis of the [RuNO(NH3)(3)(NO2)(OH)]Cl center dot 0.5H(2)O complex have been developed. The compound was investigated by IR spectroscopy, and also by powder and single crystal X-ray diffraction. ...
single crystal X-ray diffractioncrystal chemistryA single crystal X-ray diffraction study of Na-3[Rh(SO3)(3)(NH3)(3)]center dot 6H(2)O was carried out (X8 APEX BRUKER automated diffractometer, MoK (alpha) radiation, graphite monochromator); crystal data are a = 10.1844(1)angstrom, c =...
7-DIMETHOXYISOFLAVONE-3'-SULFONATE) OCTAHYDRATEISOFLAVONOIDSC18H21NO8S, monoclinic, P12(1)/c1 (no. 14), a = 21.069(5) angstrom, b = 11.494(3) angstrom, c = 7.996(2) angstrom, beta = 97.257(3)degrees, V = 1920.9 angstrom(3), Z = 4, R-gt(F) = 0.044, wR(ref)(F-2) = ...