which possessed a butterfly metal skeleton. The ruthenium analogue of (4), [Ru4(μ-H)4(CO)11(IMes)] (7), was prepared and identified spectroscopically but was found to be thermally unstable. Thermolysis of (4) in benzene yielded four products. The abnormal carbene complex [Os4(μ-H)4(CO)11(a·IMes)] (10) (a denotes abnormal carbene bonding through C3 or C4), an isomer of (4), and Os4(μ-H)(CO)10[(η-C)N(Mes)C2H2NC6H2
用各种簇处理碳烯转移剂1,3-双-(2,4,6-三甲基苯基)
咪唑-2-亚甲基-
银(I)
氯化物([IMes] AgCl)。([IMes] AgCl)与[Os 3(μ-H)2(CO)10 ]的反应得到[Os 3(μ-H)(μ-Cl)(CO)9(IMes)](1),
锇ñ -杂环卡宾络合物。([IMes] AgCl)与簇[Os 3(CO)10(CH 3 CN)2 ]的反应产生了两种产物,[Os 3(μ-Cl)(CO)10(μ-Ag(IMes)]] (2)和[(IMes-H)] [Os 3(μ-Cl)(CO)10](μ 4 -Ag)[O的3(μ-Cl)的(CO)10 ](3)。化合物(2)是由([IMes] AgCl)的完全结合产生的杂双
金属卡宾络合物。在
三甲胺-N-氧化物存在下使用[(IMes)AgCl]和簇[Os 4(μ-H)4(CO)12 ]进行
金属转移导致形成[Os 4(μ-H)4(CO) )11(n