or tetrafluorobenzobarrelene (tfbb)] has been developed. Addition of the solvated species [M(diolefin)(Me2CO)x]+ to the binuclear complexes [M(µ-SPh)(diolefin)}2] affords the homotrinuclear aggregates [M3(µ-SPh)2(diolefin)3]+(M = Rh, diolefin = cod, nbd, or tfbb, M = Ir, diolefin = cod) in quantitative yield. This type of reaction can be used for the synthesis of the cations [M3(µ3-SPh)2(diolefin)2(diolefin′)]+
[M(µ-
SPh)(二烯烃)} 2 ] [M = Rh或Ir; 已开发出二烯烃=环
辛-1,5-二烯(cod),
降冰片烯1,-1,4-二烯(nbd)或
四氟苯并
戊烯(tfbb)]。将溶剂化物质[M(二烯烃)(Me 2 CO)x ] +添加到双核络合物[M(µ-
SPh)(二烯烃)} 2 ]中,得到同三核聚集体[M 3(µ-
SPh)2(二烯烃)3 ] +(M = Rh,二烯烃= cod,nbd或tfbb,M = Ir,二烯烃= cod)的定量收率。这种类型的反应可用于合成阳离子[M 3(µ 3 -
SPh)2(二烯烃)2(二烯烃')] +,具有不同二烯烃,和[M 2 M'(μ 3 -
SPh)2(二烯烃)3 ] +,含有不同的
金属原子和二烯烃。以这种方式,已经分离出Rh 3 3 +,Ir 3 3 +,IrRh 2 3+和Ir 2 Rh 3+核的同核和异核复合物。[M 3(µ 3 -
SPh)2(二烯烃)3