Phosphine-Catalyzed Synthesis
of Unsymmetrical 1,3-Bis- and Trisphosphorus Ligands
作者:Frédéric Taran、Yi Lin、Dan Bernardi、Eric Doris
DOI:10.1055/s-0029-1217176
日期:——
Phosphine-catalyzed umpolung γ-additions of phosphorus pronucleophiles on alkynes bearing phosphinoyl (P=O) or phosphinothioyl (P=S) moieties have been explored. The reaction leads to bis- or trisphosphorus subunits that can be useful for the preparation of chelating ligands.