X-RAY STRUCTURAL-ANALYSIS OF THE POLYHYDRIDE COMPLEX SALT [(PH3P)3IR(MU-H)3AG(MU-H)3IR(PH3P)3][O3SCF3]

被引:12
作者
BACHECHI, F
机构
[1] Istituto di Strutturistica Chimica G. Giacomello, CNR, Area delta Ricerca di Roma, Rome, CP10
关键词
IRIDIUM; SILVER; HYDRIDE; CLUSTER; X-RAY STRUCTURE;
D O I
10.1016/0022-328X(94)84065-2
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The polyhydride complex [(Ph3P)3Ir(mu-H)3Ag(mu-H)3Ir(Ph3P)3]+ has been prepared and characterized as the trifluorosulfonate salt. It crystallizes in the triclinic P1BAR space group with z = 1; a = 10.100(4), b = 14.940(4), c = 15.309(5) angstrom; alpha = 116.53(4), beta = 94.55(4), gamma = 108.43(4)-degrees and V= 2643 angstrom3. The structure consists of a cluster with a linear Ir-Ag-Ir array. The hydride ligands were not located but from the arrangement of the heavy atoms their most probable positions bridging the Ir-Ag interactions were obtained by potential energy methods.
引用
收藏
页码:191 / 197
页数:7
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