六溴合鋨(IV)酸銨是一種配位化合物,化學式為(NH4)2OsBr6,它是立方晶體,晶胞參數a=8.94 Å。[2]它可以四氧化鋨、氫溴酸和溴化銨為原料來製備:[1]
六溴合鋨(IV)酸銨可以在異腈tBuNC的存在下被鈉汞齊在四氫呋喃還原為trans-OsBr2(CNBut)4。[3]它在氫溴酸酸化的乙醇中和Ph2RAs回流反應,可以得到Os(III)的配合物OsBr3(Ph2RAs)3(R為烷基)。[4]它和[M(NH3)4]Cl2反應,可以得到[M(NH3)4][OsBr6](M=Pd, Pt)。[5]
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