ligands, PPh3, PPh2 Me, PPhMe2, Pcy3, DMPE and DPPE failed. Reduction of CpVCl2(PEt3)2 with zinc or aluminium under CO (1 bar) offers a simple method for the preparation of CpV(CO)3(PEt3). The crystal structure of the trimethylphosphine complex CpVCl2(PMe3)2 is reported.
单
环戊二烯基络合物CPVX 2(PR 3)2和CP'VX 2(PR 3)2(CP =η 5 - Visual C 5 ħ 5 ; CP'=η 5 -C 5 H ^ 4我; R =甲基,乙基; X = Cl,Br)是通过VX 3(PR 3)2与CPa href=https://www.molaid.com/MS_78305 target="_blank">PM(M = Na,T1,SnBu n 3,1 /2 Mg)或CP'Na反应制得的。尝试与其他
膦配体PPh 3,PPh 2 Me,PPhMe 2,Pcy 3制备类似的配合物,
DMPE和
DPPE失败。在CO(1 bar)下用
锌或铝还原CP
VCl 2(PEt 3)2提供了一种制备CPV(CO)3(PEt 3)的简单方法。报道了
三甲基膦配合物CP
VCl 2(PMe 3)2的晶体结构。