TRISPYRAZOLYLBORATE DEGRADATION IN RHODIUM COMPLEXES - CRYSTAL-STRUCTURE OF [RH(3-BU(T)-C3N2H2)(NBD)(3-BU(T)-C3N2H3)]

被引:10
作者
CANO, M
CAMPO, JA
HERAS, JV
PINILLA, E
RIVAS, C
MONGE, A
机构
[1] CSIC,INST CIENCIA MAT,SEDE D,E-28006 MADRID,SPAIN
[2] UNIV COMPLUTENSE MADRID,FAC CIENCIAS QUIM,LAB DIFRAC RAYOS X,E-28040 MADRID,SPAIN
关键词
D O I
10.1016/S0277-5387(00)88164-4
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction of [Rh(mu-Cl)(NBD)](2) (NBD = 2,5-norbornadiene) and [TpBu(t)](-)(TpBu(t) = hydrotris(3-tert-butylpyrazol-1-yl)borate, HB[3-Bu(t)pz](3)) yields [Rh(3-Bu(t)pz) (NBD)(3-Bu(t)pzH)] (pz = C3N2H2) instead of the expected complex [Rh(TpBu(t))(NBD)]. The crystal structure of the title compound shows the presence of an asymmetric H bond between the two pyrazole rings. The formation of the pyrazole/pyrazolate complex implies a degradation reaction of the ligand.
引用
收藏
页码:2463 / 2465
页数:3
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