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Abstract:
在水热的条件下合成了多钒硼酸盐(enH2)4Na4H3[(VO)12O6B18O42]·8H2O, 化学式为C8H59B18N8Na4O68V12 (Mr=2253.45), 用单晶X射线衍射方法测定了它的结构, 该晶体属单斜晶系, P21/n空间群, 晶胞参数为a = 13.8989(4), b = 16.1954(5), c = 14.4520(4)(A。),β = 94.7490(5)°, V= 3241.95(16) (A。)3, Z = 2, Dc = 2.308 g/cm3, μ = 1.819mm-1, F(000) = 2234, 4798个可观察衍射点(I > 2μ(I)), 最终结构精修到偏离因子R = 0.0449, Wr = 0.1163, S = 0.996.在该化合物的结构中, V12B18簇是由环状的B18O42通过18个B-(μ3-O)-V键被2个V6O18环夹在中间组成的, V12B18簇通过4个Na+与相邻的簇相连, 形成二维网状结构, 孔道尺寸为6.109×10.562(A。).
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结构化学
ISSN: 0254-5861
CN: 35-1112/TQ
Year: 2004
Issue: 5
Volume: 23
Page: 590-595
0 . 7 3 4
JCR@2004
5 . 9 0 0
JCR@2023
JCR Journal Grade:3
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 0
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