CRYSTAL STRUCTURE OF METHYLMERCURY(2) CYANIDE

被引:38
作者
MILLS, JC
PRESTON, HS
KENNARD, CHL
机构
[1] Department of Chemistry, University of Queensland, Brisbane
关键词
D O I
10.1016/S0022-328X(00)92636-6
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The crystal structure of methylmercury(II) cyanide, CH3HgCN, has been determined by three dimensional X-ray and neutron diffraction. The compound crystallises out in an orthorhombic unit cell, space group Pnma; cell dimensions (X-ray) a = 9.12(2), b = 6.14(2), c = 7.01(2) Å; cell dimensions (neutron), a = 9.11(2), b = 6.14(2), c = 7.01(2) Å. With four molecules of CH3HgCN per unit cell, all atoms, except the hydrogens, are on mirror planes at y = 1 4, 3 4. Interatomic distances are: HgC (cyanide) = 2.05(1), HgC (methyl) = 2.08(2), and CN = 1.14(1) Å. Refinement indicates that the methyl group is rotating. © 1968.
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页码:33 / &
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