Some metal derivatives of the [C5(CO2Me)5]â anion (cppâ) are described, of which transition metal complexes M(cpp)2 are fully ionised in aqueous solution and the mixed complex Ru(η-C5H5)[η-C5(CO2Me)5] contains a symmetrically bonded cpp ring; covalent Group IB metal complexes M1(cpp)(PPh3) react further with PPh3 to give ionic [M(PPh3)2](cpp).
描述了[C5(CO2Me)5]-阴离子(cpp-)的一些
金属衍
生物,其中过渡
金属配合物M(cpp)2在
水溶液中完全电离,混合配合物Ru(δ-
C5H5) )[δ-C5(CO2Me)5]含有对称键合的cpp环;共价 IB 族
金属配合物 M1(cpp)(PPh3) 进一步与 PPh3 反应,得到离子型 [M(PPh3)2](cpp)。