Relationship between H-D spin-spin coupling and internuclear distance in molecular hydrogen complexes

被引:38
作者
Hush, NS [1 ]
机构
[1] UNIV SYDNEY,DEPT BIOCHEM,SYDNEY,NSW 2006,AUSTRALIA
关键词
D O I
10.1021/ja963150b
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
An essentially identical linear relationship between the spin-spin coupling constant J(HD) and internuclear separation r(HH) in closed-shell ''eighteen electron'' eta(2)-H-2 molecular hydrogen complexes is both predicted by quantum chemical calculations for complexes of the type [Os(II)(NH3)(4)L(eta(2)-H-2)] for a wide range of trans ligands L and found experimentally for a series of complexes of Fe, Cr, Ru, and Os, also containing a variety of ligands. Simple electronic structural considerations are proposed in order to provide a preliminary interpretation of these remarkable results.
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页码:1717 / 1719
页数:3
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