Cobalt, Rhodium, Iridium, and Ruthenium Carbonyl Complexes with Stanna-<i>closo</i>-dodecaborate: <sup>103</sup>Rh NMR, <sup>119</sup>Sn Mössbauer Spectroscopy, and Solid-State <sup>119</sup>Sn NMR
作者:Sebastian Fleischhauer、Klaus Eichele、Inga Schellenberg、Rainer Pöttgen、Lars Wesemann
DOI:10.1021/om200301v
日期:2011.6.13
stoichiometry stanna-closo-dodecaborate [SnB11H11]2– reacts with the dimeric carbonyl complex [Rh(CO)2Cl]2 to give a dinuclear rhodium coordination compound with bridging tin ligands, [Et3MeN]6[Rh2(CO)4(SnB11H11)4] (1), or a pentagonal-bipyramidal complex, [Et4N]5[Rh(CO)2(SnB11H11)3] (2), with the carbonyl ligands in axial position. The analogous iridium and cobalt complexes [Et4N]5[Ir(CO)2(SnB11H11)3] (3) and
取决于化学计量stanna-闭合碳-dodecaborate [SNB 11 ħ 11 ] 2-与二聚体羰基络合物的[Rh(CO)反应2 CL] 2,得到双核铑配位化合物具有桥接锡配位体,[等3男子] 6 [Rh 2(CO)4(SnB 11 H 11)4 ](1)或五边形-双锥体络合物,[Et 4 N] 5 [Rh(CO)2(SnB 11 H 11)3 ](2),羰基配体在轴向位置。类似的铱和钴络合物[Et 4 N] 5 [Ir(CO)2(SnB 11 H 11)3 ](3)和[Me 4 N] 5 [Co(CO)2(SnB 11 H 11)3 ] (4)具有锡配体在轴向位置的五配位结构。二聚氯羰基钌络合物[Ru(CO)3 Cl 2 ] 2与4个当量的锡的亲核试剂反应,得到的八面体配位的钌配合物[等3名男子] 4 [RU-顺- (CO)2 -顺-Cl 2 -反式- (SNB 11 ħ 11)2