Diphosphene with a phosphineborane tether and its rhodium complex
作者:Akihiro Tsurusaki、Shingo Takechi、Ken Kamikawa
DOI:10.1039/d3dt03509c
日期:——
diphosphene–rhodium complex with cis-coordination through the η1-PP and η2-BH3 moieties. The complex was applied to the coupling reaction of benzimidazole with cyclohexylallene. The complex also underwent a ligand exchange reaction with N-donor reagents such as N-methylpyrrolidine and N,N,N,N-tetramethylethylenediamine. In particular, the addition reaction of pyridine with the rhodiumcomplex provided an equilibrium
具有 P 的二膦配体 合成了其分子中的P键和膦硼烷部分。新的双齿二膦-膦硼烷配体与[Rh(cod) 2 ]BF 4的反应提供了通过 η 1 -P顺式配位的阳离子二膦-铑络合物。 P和η 2 -BH 3部分。该配合物应用于苯并咪唑与环己基丙二烯的偶联反应。该配合物还与 N-供体试剂(例如N-甲基吡咯烷和N , N , N , N-四甲基乙二胺)进行配体交换反应。特别是,吡啶与铑络合物的加成反应提供了铑络合物、吡啶、二膦-膦硼烷配体和[Rh(吡啶) 2 (cod)]BF 4的平衡混合物。