X-ray structural analysis of a copper(I) adduct of the Rh(III) trihydride [(triphos)RhH3], with triphos = CH3C(CH2PPh2)3

被引:1
|
作者
Bachechi, F [1 ]
机构
[1] CNR, Ist Strutturist Chim G Giacomello, Area Ricerca Roma, I-00016 Monterotondo, Italy
关键词
rhodium; copper; hydride; X-ray structure;
D O I
10.1023/A:1009509207702
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The binuclear compound [(triphos)RhH(mu -H)(2)Cu(diphos*)](+) with triphos = CH3C(CH2 PPh2)(3) and diphos* = o-C6H4(CH2P(C6H11)(2))(2) has been prepared and characterized. It crystallizes as [CF3SO3] salt in the monoclinic P2(1)/c space group with Z = 4, a = 13.802(4)Angstrom, b = 19.462(4)Angstrom. c = 26.604(5)Angstrom. beta = 99.8(3)degrees, and V = 7041(3)Angstrom (3). The structure of the complex consists of two metal fragments with hydride ligands bridging the Rh-Cu contact. The hydride ligands were not located by X-rays but, from the arrangement of the heavy atoms and by methods of potential energy, the most probable positions of two hydride ligands bridging the Rh-Cu interaction and one that remains terminal on the rhodium atom, were obtained.
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页码:321 / 328
页数:8
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