3c–2e Au−C−M bonds (M=Au/Ag). Hexagold clusters [Au6L4](X)2 are obtained by reaction of (L−TMS)AuCl with AgX, whereas reaction with AgX and Ag2O leads to gold–silver clusters [Au4Ag2L4](X)2. Oxo‐trigold(I) species [Au3O]+ were identified as the intermediates in the formation of the silver‐doped clusters. Other [Au5], [Au4Ag], and [Au12Ag4] clusters were also obtained. Clusters containing PAu−Au−AuP structural
邻三甲基
硅基芳基膦的
金化导致
金和
金银簇的形成,其中邻位
金属化膦显示 3c-2e Au−C−M 键 (M=Au/Ag)。六
金簇[Au 6 L 4 ](X) 2是通过(L−TMS)AuCl 与AgX 反应获得的,而与AgX 和Ag 2 O 反应则得到
金银簇[Au 4 Ag 2 L 4 ](X ) 2 . 氧代三
金(I)物质[Au 3 O] +被确定为
银掺杂簇形成的中间体。还获得了其他[Au 5 ]、[Au 4 Ag]和[Au 12 Ag 4 ]簇。含有 PAu−Au−AuP 结构基序的簇在均相条件下在
炔烃的活化中表现出良好的催化活性。