The dinuclear complexes [RuCl2(η6-p-cymene)}2(μ-THDP)] (4) and [MCl(η4-cod)}2(μ-THDP)] [M = Rh (5), Ir (6)], containing the bridging cage-type ligand tris(1,2-dimethylhydrazino)diphosphane (THDP), have been synthesized in high yields (89–95 %) by treatment of dimers [RuCl(μ-Cl)(η6-p-cymene)}2] (1) and [M(μ-Cl)(η4-cod)}2] [M = Rh (2), Ir (3)] with one equivalent of THDP. The structure of the (η
双核配合物 [RuCl2(η6-p-cymene)}2(μ-THDP)] (4) 和 [MCl(η4-cod)}2(μ-THDP)] [M = Rh (5), Ir (6)] 含有桥笼型
配体三(1,2-二甲基
肼基)
二膦(THDP),通过处理二聚体 [RuCl(μ-Cl)( η6-p-cymene)}2] (1) 和 [M(μ-Cl)(η4-cod)}2] [M = Rh (2), Ir (3)] 与一当量的 THDP。(η6-
芳烃)
钌(II)衍
生物4的结构已经通过X射线衍射方法明确证实。已发现所有这些配合物都是在温和条件(室温)下,在非均相
水性介质中,
溴三
氯甲烷与烯烃的原子转移自由基加成反应(Kharasch 反应)的活性催化剂。(© Wiley-
VCH Verlag GmbH & Co. KGaA, 69451 魏因海姆,德国,2008)