NONRIGIDITY OF PSEUDOOCTAHEDRAL RE(CO)H(2)L(2)(NO) COMPLEXES IN SOLUTION (L=PHOSPHORUS DONOR) - EVIDENCE FOR A DIHYDRIDE DIHYDROGEN H/H EXCHANGE MECHANISM

被引:31
作者
BAKHMUTOV, V [1 ]
BURGI, T [1 ]
BURGER, P [1 ]
RUPPLI, U [1 ]
BERKE, H [1 ]
机构
[1] UNIV ZURICH, INST ANORGAN CHEM, CH-8057 ZURICH, SWITZERLAND
关键词
D O I
10.1021/om00023a025
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The kinetics of H/H exchanges of Re(CO)H(2)L(2)(NO) complexes (L = PCy(3) (1), P(iPr)(3) (2), PMe(3) (3), P(OiPr)(3) (4)) were determined by variable-temperature (40-90 degrees C) saturation transfer H-1 NMR experiments. From the kinetic data and MO calculations, an intramolecular dihydride/dihydrogen H/H exchange mechanism is proposed.
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页码:4203 / 4213
页数:11
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