Triorganosilanes react with dodecacarbonyltriruthenium to give complexes [R3SiRu(CO)4]2(I). When R = Me the compound (Me3Si)2Ru(CO)4(II) is also obtained. Complexes (I) are air-stable crystalline compounds which probably contain the linear sequence Si·Ru·Ru·Si. Treatment of (I; R = Me) with sodium amalgam affords the anion [Me3SiRu(CO)4]– which has been used to prepare Me3SiRu(CO)4X (X = Me3Sn, Ph3Sn
三有机
硅烷与十二
碳三
钌反应生成配合物[R 3 SiRu(CO)4 ] 2(I)。当R = Me时,还获得化合物(Me 3 Si)2 Ru(CO)4(II)。配合物(I)是空气稳定的结晶化合物,其可能包含线性序列Si·Ru·Ru·Si。用
钠汞齐处理(I; R = Me),得到阴离子[Me 3 SiRu(CO)4 ] –已用于制备Me 3 SiRu(CO)4 X(X = Me 3 Sn,Ph 3 Sn, Ph 3 PAu,Mn(CO)5或Bu 3葛)。用Me 2 SnCl 2,阴离子产生[Me 2 SnRu(CO)4 ] 2(III)。(I; R = Me)中的
钌-
钌键在与Ph 3 P和Me 3 SnH的反应中裂解。前者提供(Ph 3 P)2 Ru(CO)3和(Me 3 Si)2 Ru(CO)2(PPh 3)2,而后者提供(Me 3 Sn)2 Ru(CO)4。