CRYSTAL AND MOLECULAR-STRUCTURE OF [TA(H)2(OC6H3PRI2-2,6)3(PME2PH)] - A DISTORTED 6-COORDINATE TANTALUM DIHYDRIDE

被引:26
作者
VISCIGLIO, VM [1 ]
FANWICK, PE [1 ]
ROTHWELL, IP [1 ]
机构
[1] PURDUE UNIV,DEPT CHEM,1393 BROWN BLDG,W LAFAYETTE,IN 47907
关键词
D O I
10.1039/c39920001505
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Reaction of [Ta(OC6H3Pri2-2,6)3R2] (R=CH2C6H4-4-Me) with H-2 in the presence of phosphine ligands (L) leads to the dihydride compounds [Ta(H)2(OC6H3Pri2-2,6)3(L)], the solid-state structure of the PMe2Ph derivative shows a geometry about the metal centre that is severely distorted from octahedral; hydrogenation of aryl-phosphines and other aromatic substrates is catalysed by these dihydride compounds.
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页码:1505 / 1507
页数:3
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